About the Execution of ITS-Tools for PolyORBLF-PT-S02J06T06
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 2787.392 | 3600000.00 | 5752360.00 | 8169.10 | 1 1 1 1 2 1 ? 1 1 1 1 1 1 ? 1 1 | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2026-input.r210-smll-177969942200437.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is PolyORBLF-PT-S02J06T06, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r210-smll-177969942200437
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.6M
-rw-r--r-- 1 mcc users 15K Mar 8 15:08 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K Mar 8 15:08 CTLCardinality.xml
-rw-r--r-- 1 mcc users 17K Mar 8 15:07 CTLFireability.txt
-rw-r--r-- 1 mcc users 96K Mar 8 15:07 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 8.2K Mar 16 08:41 LTLCardinality.txt
-rw-r--r-- 1 mcc users 38K Mar 16 08:41 LTLCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 16 08:41 LTLFireability.txt
-rw-r--r-- 1 mcc users 48K Mar 16 08:41 LTLFireability.xml
-rw-r--r-- 1 mcc users 27K Mar 8 15:08 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 170K Mar 8 15:08 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 62K Mar 8 15:08 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 311K Mar 8 15:08 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.5K Mar 16 08:41 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.9K Mar 16 08:41 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 10 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 601K Mar 3 18:30 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of positive values
NUM_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME PolyORBLF-PT-S02J06T06-UpperBounds-00
FORMULA_NAME PolyORBLF-PT-S02J06T06-UpperBounds-01
FORMULA_NAME PolyORBLF-PT-S02J06T06-UpperBounds-02
FORMULA_NAME PolyORBLF-PT-S02J06T06-UpperBounds-03
FORMULA_NAME PolyORBLF-PT-S02J06T06-UpperBounds-04
FORMULA_NAME PolyORBLF-PT-S02J06T06-UpperBounds-05
FORMULA_NAME PolyORBLF-PT-S02J06T06-UpperBounds-06
FORMULA_NAME PolyORBLF-PT-S02J06T06-UpperBounds-07
FORMULA_NAME PolyORBLF-PT-S02J06T06-UpperBounds-08
FORMULA_NAME PolyORBLF-PT-S02J06T06-UpperBounds-09
FORMULA_NAME PolyORBLF-PT-S02J06T06-UpperBounds-10
FORMULA_NAME PolyORBLF-PT-S02J06T06-UpperBounds-11
FORMULA_NAME PolyORBLF-PT-S02J06T06-UpperBounds-12
FORMULA_NAME PolyORBLF-PT-S02J06T06-UpperBounds-13
FORMULA_NAME PolyORBLF-PT-S02J06T06-UpperBounds-14
FORMULA_NAME PolyORBLF-PT-S02J06T06-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1780208141013
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PolyORBLF-PT-S02J06T06
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202604301425
[2026-05-31 06:15:42] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-31 06:15:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-31 06:15:43] [INFO ] Load time of PNML (sax parser for PT used): 219 ms
[2026-05-31 06:15:43] [INFO ] Transformed 536 places.
[2026-05-31 06:15:43] [INFO ] Transformed 1064 transitions.
[2026-05-31 06:15:43] [INFO ] Parsed PT model containing 536 places and 1064 transitions and 4866 arcs in 376 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 10 ms.
Ensure Unique test removed 96 transitions
Reduce redundant transitions removed 96 transitions.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 1, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 1, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11730438987983257925.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5818105097129335837.kers'
[2026-05-31 06:15:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11730438987983257925.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5818105097129335837.kers]
Normalized transition count is 956 out of 968 initially.
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 1 ms.
// Phase 1: matrix 956 rows 529 cols 3774 entries
Finished phase 1 with 327 SingleSign rule and 159 generalized
[2026-05-31 06:15:43] [INFO ] Computed 50 invariants in 11 ms
Computed 50 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-5818105097129335837.kers
Total runtime 14 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 1, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 1] Max Struct:[+inf, +inf, 1, 1, 2, +inf, +inf, 10, 1, 6, +inf, +inf, 1111, +inf, +inf, 2]
FORMULA PolyORBLF-PT-S02J06T06-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PolyORBLF-PT-S02J06T06-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 10000 steps (3 resets) in 111 ms. (89 steps per ms)
FORMULA PolyORBLF-PT-S02J06T06-UpperBounds-04 2 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PolyORBLF-PT-S02J06T06-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 120006 steps (29 resets) in 429 ms. (279 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 1, 1, 2, 1, 1, 1, 1, 1, 2, 1, 1] Max Struct:[+inf, +inf, +inf, +inf, 10, 6, +inf, +inf, 1111, +inf, +inf, 2]
[2026-05-31 06:15:44] [INFO ] Flow matrix only has 956 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14017821352569880523.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5609854167181089845.kers'
[2026-05-31 06:15:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14017821352569880523.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5609854167181089845.kers]
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 1 ms.
// Phase 1: matrix 956 rows 529 cols 3774 entries
Finished phase 1 with 327 SingleSign rule and 159 generalized
[2026-05-31 06:15:44] [INFO ] Computed 50 invariants in 10 ms
Computed 50 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-5609854167181089845.kers
Total runtime 12 ms.
[2026-05-31 06:15:44] [INFO ] [Real]Absence check using 20 positive place invariants in 26 ms returned sat
[2026-05-31 06:15:44] [INFO ] [Real]Absence check using 20 positive and 30 generalized place invariants in 47 ms returned unsat
[2026-05-31 06:15:44] [INFO ] [Real]Absence check using 20 positive place invariants in 24 ms returned sat
[2026-05-31 06:15:44] [INFO ] [Real]Absence check using 20 positive and 30 generalized place invariants in 36 ms returned unsat
[2026-05-31 06:15:45] [INFO ] [Real]Absence check using 20 positive place invariants in 22 ms returned sat
[2026-05-31 06:15:45] [INFO ] [Real]Absence check using 20 positive and 30 generalized place invariants in 33 ms returned unsat
[2026-05-31 06:15:45] [INFO ] [Real]Absence check using 20 positive place invariants in 14 ms returned sat
[2026-05-31 06:15:45] [INFO ] [Real]Absence check using 20 positive and 30 generalized place invariants in 31 ms returned sat
[2026-05-31 06:15:46] [INFO ] [Real]Absence check using state equation in 1339 ms returned sat
[2026-05-31 06:15:46] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:15:46] [INFO ] [Nat]Absence check using 20 positive place invariants in 16 ms returned sat
[2026-05-31 06:15:46] [INFO ] [Nat]Absence check using 20 positive and 30 generalized place invariants in 32 ms returned sat
[2026-05-31 06:15:48] [INFO ] [Nat]Absence check using state equation in 1372 ms returned sat
[2026-05-31 06:15:48] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:15:48] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-31 06:15:49] [INFO ] [Nat]Added 72 Read/Feed constraints in 1030 ms returned unknown
[2026-05-31 06:15:49] [INFO ] [Real]Absence check using 20 positive place invariants in 16 ms returned sat
[2026-05-31 06:15:49] [INFO ] [Real]Absence check using 20 positive and 30 generalized place invariants in 12 ms returned unsat
[2026-05-31 06:15:49] [INFO ] [Real]Absence check using 20 positive place invariants in 13 ms returned sat
[2026-05-31 06:15:49] [INFO ] [Real]Absence check using 20 positive and 30 generalized place invariants in 31 ms returned sat
[2026-05-31 06:15:52] [INFO ] [Real]Absence check using state equation in 2901 ms returned sat
[2026-05-31 06:15:52] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:15:52] [INFO ] [Nat]Absence check using 20 positive place invariants in 16 ms returned sat
[2026-05-31 06:15:52] [INFO ] [Nat]Absence check using 20 positive and 30 generalized place invariants in 31 ms returned sat
[2026-05-31 06:15:54] [INFO ] [Nat]Absence check using state equation in 1575 ms returned sat
[2026-05-31 06:15:54] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-31 06:15:55] [INFO ] [Nat]Added 72 Read/Feed constraints in 682 ms returned sat
[2026-05-31 06:15:56] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 1727 ms
[2026-05-31 06:15:56] [INFO ] Computed and/alt/rep : 630/2206/624 causal constraints (skipped 330 transitions) in 112 ms.
[2026-05-31 06:15:57] [INFO ] Added : 15 causal constraints over 3 iterations in 854 ms. Result :unknown
[2026-05-31 06:15:57] [INFO ] [Real]Absence check using 20 positive place invariants in 14 ms returned sat
[2026-05-31 06:15:57] [INFO ] [Real]Absence check using 20 positive and 30 generalized place invariants in 29 ms returned unsat
[2026-05-31 06:15:57] [INFO ] [Real]Absence check using 20 positive place invariants in 15 ms returned sat
[2026-05-31 06:15:57] [INFO ] [Real]Absence check using 20 positive and 30 generalized place invariants in 27 ms returned unsat
[2026-05-31 06:15:58] [INFO ] [Real]Absence check using 20 positive place invariants in 13 ms returned sat
[2026-05-31 06:15:58] [INFO ] [Real]Absence check using 20 positive and 30 generalized place invariants in 16 ms returned unsat
[2026-05-31 06:15:58] [INFO ] [Real]Absence check using 20 positive place invariants in 13 ms returned sat
[2026-05-31 06:15:58] [INFO ] [Real]Absence check using 20 positive and 30 generalized place invariants in 31 ms returned sat
[2026-05-31 06:15:59] [INFO ] [Real]Absence check using state equation in 798 ms returned sat
[2026-05-31 06:15:59] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:15:59] [INFO ] [Nat]Absence check using 20 positive place invariants in 14 ms returned sat
[2026-05-31 06:15:59] [INFO ] [Nat]Absence check using 20 positive and 30 generalized place invariants in 30 ms returned sat
[2026-05-31 06:16:00] [INFO ] [Nat]Absence check using state equation in 1161 ms returned sat
[2026-05-31 06:16:00] [INFO ] [Nat]Added 72 Read/Feed constraints in 293 ms returned sat
[2026-05-31 06:16:00] [INFO ] Computed and/alt/rep : 630/2206/624 causal constraints (skipped 330 transitions) in 168 ms.
Maximisation of solution failed !
Minimization took 1 ms.
[2026-05-31 06:16:04] [INFO ] [Real]Absence check using 20 positive place invariants in 20 ms returned sat
[2026-05-31 06:16:04] [INFO ] [Real]Absence check using 20 positive and 30 generalized place invariants in 27 ms returned unsat
[2026-05-31 06:16:04] [INFO ] [Real]Absence check using 20 positive place invariants in 14 ms returned sat
[2026-05-31 06:16:04] [INFO ] [Real]Absence check using 20 positive and 30 generalized place invariants in 29 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[1, 1, 1, 2, 1, 1, 1, 1, 1, 2, 1, 1] Max Struct:[1, 1, 1, +inf, 1, 6, 1, 1, 1, +inf, 1, 1]
FORMULA PolyORBLF-PT-S02J06T06-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T06-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T06-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T06-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T06-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T06-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T06-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T06-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T06-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 1, 2] Max Struct:[+inf, 6, +inf]
Support contains 8 out of 536 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 536/536 places, 968/968 transitions.
Ensure Unique test removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 47 transitions
Trivial Post-agglo rules discarded 47 transitions
Performed 47 trivial Post agglomeration. Transition count delta: 47
Iterating post reduction 0 with 49 rules applied. Total rules applied 49 place count 534 transition count 921
Reduce places removed 47 places and 0 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Iterating post reduction 1 with 53 rules applied. Total rules applied 102 place count 487 transition count 915
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 108 place count 481 transition count 915
Performed 60 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 60 Pre rules applied. Total rules applied 108 place count 481 transition count 855
Deduced a syphon composed of 60 places in 2 ms
Reduce places removed 60 places and 0 transitions.
Iterating global reduction 3 with 120 rules applied. Total rules applied 228 place count 421 transition count 855
Performed 47 Post agglomeration using F-continuation condition.Transition count delta: 47
Deduced a syphon composed of 47 places in 2 ms
Reduce places removed 47 places and 0 transitions.
Iterating global reduction 3 with 94 rules applied. Total rules applied 322 place count 374 transition count 808
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 3 with 6 rules applied. Total rules applied 328 place count 374 transition count 802
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 334 place count 368 transition count 802
Applied a total of 334 rules in 276 ms. Remains 368 /536 variables (removed 168) and now considering 802/968 (removed 166) transitions.
Running 800 sub problems to find dead transitions.
[2026-05-31 06:16:04] [INFO ] Flow matrix only has 790 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14504180626042841063.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16058416816910187521.kers'
[2026-05-31 06:16:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14504180626042841063.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16058416816910187521.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 790 rows 363 cols 3688 entries
Finished phase 1 with 167 SingleSign rule and 153 generalized
[2026-05-31 06:16:04] [INFO ] Computed 48 invariants in 7 ms
Computed 48 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-16058416816910187521.kers
Total runtime 9 ms.
[2026-05-31 06:16:04] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/366 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 800 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/366 variables, 26/46 constraints. Problems are: Problem set: 0 solved, 800 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 366/1158 variables, and 62 constraints, problems are : Problem set: 0 solved, 800 unsolved in 20037 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 26/28 constraints, State Equation: 0/368 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 800/800 constraints, Known Traps: 16/16 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 800 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/366 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 800 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/366 variables, 26/46 constraints. Problems are: Problem set: 0 solved, 800 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/366 variables, 16/62 constraints. Problems are: Problem set: 0 solved, 800 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 366/1158 variables, and 63 constraints, problems are : Problem set: 0 solved, 800 unsolved in 20027 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 26/28 constraints, State Equation: 0/368 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 0/800 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41026ms problems are : Problem set: 0 solved, 800 unsolved
Search for dead transitions found 0 dead transitions in 41058ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41379 ms. Remains : 368/536 places, 802/968 transitions.
[2026-05-31 06:16:45] [INFO ] Flow matrix only has 790 transitions (discarded 12 similar events)
findPositiveTsemiflow completed in 303565 ms - Net is bounded UNSAT
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8617466493541125372.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1302019799182049644.kers'
[2026-05-31 06:21:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8617466493541125372.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1302019799182049644.kers]
Normalized transition count is 790 out of 802 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 790 rows 363 cols 3688 entries
Finished phase 1 with 167 SingleSign rule and 153 generalized
[2026-05-31 06:21:49] [INFO ] Computed 48 invariants in 9 ms
Computed 48 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-1302019799182049644.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 1, 2] Max Struct:[426, 6, 68]
RANDOM walk for 1000000 steps (545 resets) in 4866 ms. (205 steps per ms)
BEST_FIRST walk for 3000001 steps (750 resets) in 7065 ms. (424 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 1, 2] Max Struct:[426, 6, 68]
[2026-05-31 06:22:01] [INFO ] Flow matrix only has 790 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12015508143663589020.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-599331962870511875.kers'
[2026-05-31 06:22:01] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12015508143663589020.kers, --Pflows, --basisKERS=/tmp/petrispot-output-599331962870511875.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 790 rows 363 cols 3688 entries
Finished phase 1 with 167 SingleSign rule and 153 generalized
[2026-05-31 06:22:01] [INFO ] Computed 48 invariants in 14 ms
Computed 48 P flows in 15 ms.
Exported basis to /tmp/petrispot-output-599331962870511875.kers
Total runtime 16 ms.
[2026-05-31 06:22:01] [INFO ] [Real]Absence check using 20 positive place invariants in 18 ms returned sat
[2026-05-31 06:22:01] [INFO ] [Real]Absence check using 20 positive and 28 generalized place invariants in 42 ms returned sat
[2026-05-31 06:22:02] [INFO ] [Real]Absence check using state equation in 1004 ms returned sat
[2026-05-31 06:22:02] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:22:03] [INFO ] [Real]Added 72 Read/Feed constraints in 149 ms returned sat
[2026-05-31 06:22:03] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:22:03] [INFO ] [Nat]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 06:22:03] [INFO ] [Nat]Absence check using 20 positive and 28 generalized place invariants in 25 ms returned sat
[2026-05-31 06:22:04] [INFO ] [Nat]Absence check using state equation in 1609 ms returned sat
[2026-05-31 06:22:05] [INFO ] [Nat]Added 72 Read/Feed constraints in 523 ms returned sat
[2026-05-31 06:22:05] [INFO ] Computed and/alt/rep : 416/1920/410 causal constraints (skipped 378 transitions) in 81 ms.
[2026-05-31 06:22:06] [INFO ] Added : 34 causal constraints over 7 iterations in 1209 ms. Result :sat
Minimization took 4507 ms.
[2026-05-31 06:22:11] [INFO ] [Real]Absence check using 20 positive place invariants in 20 ms returned sat
[2026-05-31 06:22:11] [INFO ] [Real]Absence check using 20 positive and 28 generalized place invariants in 29 ms returned sat
[2026-05-31 06:22:12] [INFO ] [Real]Absence check using state equation in 950 ms returned sat
[2026-05-31 06:22:12] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:22:12] [INFO ] [Nat]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 06:22:12] [INFO ] [Nat]Absence check using 20 positive and 28 generalized place invariants in 30 ms returned sat
[2026-05-31 06:22:17] [INFO ] [Nat]Absence check using state equation in 4812 ms returned sat
[2026-05-31 06:22:17] [INFO ] [Nat]Added 72 Read/Feed constraints in 458 ms returned sat
[2026-05-31 06:22:17] [INFO ] Computed and/alt/rep : 416/1920/410 causal constraints (skipped 378 transitions) in 59 ms.
[2026-05-31 06:22:28] [INFO ] Added : 55 causal constraints over 11 iterations in 10657 ms. Result :unknown
[2026-05-31 06:22:28] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:22:28] [INFO ] [Real]Absence check using 20 positive and 28 generalized place invariants in 27 ms returned sat
[2026-05-31 06:22:29] [INFO ] [Real]Absence check using state equation in 1027 ms returned sat
[2026-05-31 06:22:29] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:22:29] [INFO ] [Nat]Absence check using 20 positive place invariants in 13 ms returned sat
[2026-05-31 06:22:29] [INFO ] [Nat]Absence check using 20 positive and 28 generalized place invariants in 32 ms returned sat
[2026-05-31 06:22:31] [INFO ] [Nat]Absence check using state equation in 2182 ms returned sat
[2026-05-31 06:22:32] [INFO ] [Nat]Added 72 Read/Feed constraints in 232 ms returned sat
[2026-05-31 06:22:33] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 955 ms
[2026-05-31 06:22:33] [INFO ] Computed and/alt/rep : 416/1920/410 causal constraints (skipped 378 transitions) in 64 ms.
[2026-05-31 06:22:34] [INFO ] Added : 59 causal constraints over 12 iterations in 1750 ms. Result :sat
Minimization took 4509 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 1, 2] Max Struct:[426, 6, 68]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 1, 2] Max Struct:[426, 6, 68]
Support contains 8 out of 368 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 368/368 places, 802/802 transitions.
Applied a total of 0 rules in 37 ms. Remains 368 /368 variables (removed 0) and now considering 802/802 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37 ms. Remains : 368/368 places, 802/802 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 368/368 places, 802/802 transitions.
Applied a total of 0 rules in 27 ms. Remains 368 /368 variables (removed 0) and now considering 802/802 (removed 0) transitions.
[2026-05-31 06:22:39] [INFO ] Flow matrix only has 790 transitions (discarded 12 similar events)
[2026-05-31 06:22:39] [INFO ] Invariant cache hit.
[2026-05-31 06:22:41] [INFO ] Implicit Places using invariants in 1673 ms returned [73, 81, 164, 174, 210, 343]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 1677 ms to find 6 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 362/368 places, 802/802 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 359 transition count 799
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 359 transition count 799
Applied a total of 6 rules in 41 ms. Remains 359 /362 variables (removed 3) and now considering 799/802 (removed 3) transitions.
[2026-05-31 06:22:41] [INFO ] Flow matrix only has 787 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13077271334259303819.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15013611662646933244.kers'
[2026-05-31 06:22:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13077271334259303819.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15013611662646933244.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 787 rows 354 cols 3667 entries
Finished phase 1 with 164 SingleSign rule and 153 generalized
[2026-05-31 06:22:41] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-15013611662646933244.kers
Total runtime 9 ms.
[2026-05-31 06:22:42] [INFO ] Implicit Places using invariants in 1478 ms returned []
[2026-05-31 06:22:42] [INFO ] Flow matrix only has 787 transitions (discarded 12 similar events)
[2026-05-31 06:22:42] [INFO ] Invariant cache hit.
[2026-05-31 06:22:43] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:22:49] [INFO ] Implicit Places using invariants and state equation in 6257 ms returned []
Implicit Place search using SMT with State Equation took 7736 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 359/368 places, 799/802 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 9483 ms. Remains : 359/368 places, 799/802 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2986133020616429413.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11513472138014456084.kers'
[2026-05-31 06:22:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2986133020616429413.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11513472138014456084.kers]
Normalized transition count is 787 out of 799 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 787 rows 354 cols 3667 entries
Finished phase 1 with 164 SingleSign rule and 153 generalized
[2026-05-31 06:22:49] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-11513472138014456084.kers
Total runtime 9 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 1, 2] Max Struct:[426, 6, 68]
RANDOM walk for 1000000 steps (542 resets) in 4829 ms. (207 steps per ms)
BEST_FIRST walk for 3000002 steps (708 resets) in 6938 ms. (432 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 1, 2] Max Struct:[426, 6, 68]
[2026-05-31 06:23:00] [INFO ] Flow matrix only has 787 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4352814785502989305.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7438342405570117414.kers'
[2026-05-31 06:23:01] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4352814785502989305.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7438342405570117414.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 787 rows 354 cols 3667 entries
Finished phase 1 with 164 SingleSign rule and 153 generalized
[2026-05-31 06:23:01] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-7438342405570117414.kers
Total runtime 12 ms.
[2026-05-31 06:23:01] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:23:01] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 24 ms returned sat
[2026-05-31 06:23:02] [INFO ] [Real]Absence check using state equation in 993 ms returned sat
[2026-05-31 06:23:02] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:23:02] [INFO ] [Nat]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 06:23:02] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 25 ms returned sat
[2026-05-31 06:23:03] [INFO ] [Nat]Absence check using state equation in 805 ms returned sat
[2026-05-31 06:23:03] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:23:03] [INFO ] [Nat]Added 72 Read/Feed constraints in 161 ms returned sat
[2026-05-31 06:23:03] [INFO ] Computed and/alt/rep : 413/1916/407 causal constraints (skipped 378 transitions) in 58 ms.
[2026-05-31 06:23:03] [INFO ] Added : 29 causal constraints over 6 iterations in 481 ms. Result :sat
Minimization took 3998 ms.
[2026-05-31 06:23:07] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:23:07] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 25 ms returned sat
[2026-05-31 06:23:09] [INFO ] [Real]Absence check using state equation in 1246 ms returned sat
[2026-05-31 06:23:09] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:23:09] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:23:09] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 22 ms returned sat
[2026-05-31 06:23:13] [INFO ] [Nat]Absence check using state equation in 4042 ms returned sat
[2026-05-31 06:23:13] [INFO ] [Nat]Added 72 Read/Feed constraints in 537 ms returned sat
[2026-05-31 06:23:14] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 174 ms
[2026-05-31 06:23:14] [INFO ] Computed and/alt/rep : 413/1916/407 causal constraints (skipped 378 transitions) in 56 ms.
[2026-05-31 06:23:16] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 458 ms
[2026-05-31 06:23:16] [INFO ] Added : 57 causal constraints over 13 iterations in 2484 ms. Result :sat
Minimization took 4508 ms.
[2026-05-31 06:23:21] [INFO ] [Real]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-31 06:23:21] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 38 ms returned sat
[2026-05-31 06:23:21] [INFO ] [Real]Absence check using state equation in 720 ms returned sat
[2026-05-31 06:23:22] [INFO ] [Real]Added 72 Read/Feed constraints in 193 ms returned sat
[2026-05-31 06:23:22] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:23:22] [INFO ] [Nat]Absence check using 20 positive place invariants in 16 ms returned sat
[2026-05-31 06:23:22] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 41 ms returned sat
[2026-05-31 06:23:23] [INFO ] [Nat]Absence check using state equation in 980 ms returned sat
[2026-05-31 06:23:23] [INFO ] [Nat]Added 72 Read/Feed constraints in 423 ms returned sat
[2026-05-31 06:23:25] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1320 ms
[2026-05-31 06:23:25] [INFO ] Computed and/alt/rep : 413/1916/407 causal constraints (skipped 378 transitions) in 90 ms.
[2026-05-31 06:23:27] [INFO ] Added : 45 causal constraints over 9 iterations in 2654 ms. Result :sat
Minimization took 3866 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 1, 2] Max Struct:[426, 6, 68]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 1, 2] Max Struct:[426, 6, 68]
Support contains 8 out of 359 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 359/359 places, 799/799 transitions.
Applied a total of 0 rules in 34 ms. Remains 359 /359 variables (removed 0) and now considering 799/799 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34 ms. Remains : 359/359 places, 799/799 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 359/359 places, 799/799 transitions.
Applied a total of 0 rules in 32 ms. Remains 359 /359 variables (removed 0) and now considering 799/799 (removed 0) transitions.
[2026-05-31 06:23:32] [INFO ] Flow matrix only has 787 transitions (discarded 12 similar events)
[2026-05-31 06:23:32] [INFO ] Invariant cache hit.
[2026-05-31 06:23:34] [INFO ] Implicit Places using invariants in 1785 ms returned []
[2026-05-31 06:23:34] [INFO ] Flow matrix only has 787 transitions (discarded 12 similar events)
[2026-05-31 06:23:34] [INFO ] Invariant cache hit.
[2026-05-31 06:23:35] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:23:41] [INFO ] Implicit Places using invariants and state equation in 6771 ms returned []
Implicit Place search using SMT with State Equation took 8579 ms to find 0 implicit places.
[2026-05-31 06:23:41] [INFO ] Redundant transitions in 56 ms returned []
Running 797 sub problems to find dead transitions.
[2026-05-31 06:23:41] [INFO ] Flow matrix only has 787 transitions (discarded 12 similar events)
[2026-05-31 06:23:41] [INFO ] Invariant cache hit.
[2026-05-31 06:23:41] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/357 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 797 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/357 variables, 20/40 constraints. Problems are: Problem set: 0 solved, 797 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 357/1146 variables, and 56 constraints, problems are : Problem set: 0 solved, 797 unsolved in 30072 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 20/22 constraints, State Equation: 0/359 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 797/797 constraints, Known Traps: 16/16 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 797 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/357 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 797 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/357 variables, 20/40 constraints. Problems are: Problem set: 0 solved, 797 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/357 variables, 16/56 constraints. Problems are: Problem set: 0 solved, 797 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 357/1146 variables, and 57 constraints, problems are : Problem set: 0 solved, 797 unsolved in 30046 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 20/22 constraints, State Equation: 0/359 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 0/797 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61003ms problems are : Problem set: 0 solved, 797 unsolved
Search for dead transitions found 0 dead transitions in 61023ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69706 ms. Remains : 359/359 places, 799/799 transitions.
RANDOM walk for 40000 steps (16 resets) in 1709 ms. (23 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40001 steps (13 resets) in 632 ms. (63 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40001 steps (12 resets) in 285 ms. (139 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (16 resets) in 539 ms. (74 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (13 resets) in 393 ms. (101 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (15 resets) in 357 ms. (111 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (11 resets) in 507 ms. (78 steps per ms) remains 6/6 properties
[2026-05-31 06:24:44] [INFO ] Flatten gal took : 518 ms
[2026-05-31 06:24:44] [INFO ] Flatten gal took : 106 ms
[2026-05-31 06:24:44] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18159569478616601565.gal : 125 ms
[2026-05-31 06:24:44] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14953555513834783238.prop : 6 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality18159569478616601565.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14953555513834783238.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality14953555513834783238.prop.
SDD proceeding with computation,6 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,6 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,6 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,6 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,6 properties remain. new max is 64
SDD size :11 after 71
SDD proceeding with computation,6 properties remain. new max is 128
SDD size :71 after 80
SDD proceeding with computation,6 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,6 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,6 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,6 properties remain. new max is 2048
SDD size :1750 after 1894
SDD proceeding with computation,6 properties remain. new max is 4096
SDD size :1894 after 2280
Interrupted probabilistic random walk after 97169 steps, run timeout after 3001 ms. (steps per millisecond=32 ) properties seen :0 out of 6
Probabilistic random walk after 97169 steps, saw 59260 distinct states, run finished after 3008 ms. (steps per millisecond=32 ) properties seen :0
[2026-05-31 06:24:47] [INFO ] Flow matrix only has 787 transitions (discarded 12 similar events)
[2026-05-31 06:24:47] [INFO ] Invariant cache hit.
[2026-05-31 06:24:47] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 7/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 314/329 variables, 18/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/329 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Problem MAX0 is UNSAT
Problem MAX2 is UNSAT
At refinement iteration 5 (OVERLAPS) 22/351 variables, 17/36 constraints. Problems are: Problem set: 2 solved, 4 unsolved
Problem MAX1 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/351 variables, 1/37 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/351 variables, 0/37 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 5/356 variables, 4/41 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 1/357 variables, 1/42 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/357 variables, 0/42 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 787/1144 variables, 357/399 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1144 variables, 72/471 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1144 variables, 0/471 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 2/1146 variables, 2/473 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1146 variables, 1/474 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1146 variables, 0/474 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 0/1146 variables, 0/474 constraints. Problems are: Problem set: 3 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1146/1146 variables, and 474 constraints, problems are : Problem set: 3 solved, 3 unsolved in 2287 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 359/359 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 7/15 variables, 1/1 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 314/329 variables, 18/19 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/329 variables, 0/19 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 22/351 variables, 17/36 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/351 variables, 1/37 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/351 variables, 2/39 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/351 variables, 0/39 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 5/356 variables, 4/43 constraints. Problems are: Problem set: 3 solved, 3 unsolved
SDD proceeding with computation,6 properties remain. new max is 8192
SDD size :2280 after 8978
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 2/45 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/45 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 1/357 variables, 1/46 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/357 variables, 0/46 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 787/1144 variables, 357/403 constraints. Problems are: Problem set: 3 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1144/1146 variables, and 475 constraints, problems are : Problem set: 3 solved, 3 unsolved in 5008 ms.
Refiners :[Positive P Invariants (semi-flows): 19/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 357/359 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/6 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7316ms problems are : Problem set: 3 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 8 out of 359 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 359/359 places, 799/799 transitions.
Applied a total of 0 rules in 31 ms. Remains 359 /359 variables (removed 0) and now considering 799/799 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 32 ms. Remains : 359/359 places, 799/799 transitions.
SDD proceeding with computation,6 properties remain. new max is 16384
SDD size :8978 after 20302
RANDOM walk for 40000 steps (27 resets) in 661 ms. (60 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (10 resets) in 289 ms. (137 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (12 resets) in 253 ms. (157 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (10 resets) in 212 ms. (187 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 105919 steps, run timeout after 3001 ms. (steps per millisecond=35 ) properties seen :0 out of 3
Probabilistic random walk after 105919 steps, saw 64172 distinct states, run finished after 3001 ms. (steps per millisecond=35 ) properties seen :0
[2026-05-31 06:24:57] [INFO ] Flow matrix only has 787 transitions (discarded 12 similar events)
[2026-05-31 06:24:57] [INFO ] Invariant cache hit.
[2026-05-31 06:24:57] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 7/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 314/329 variables, 18/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/329 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 22/351 variables, 17/36 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/351 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 5/356 variables, 4/40 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/356 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 1/357 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/357 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 787/1144 variables, 357/398 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1144 variables, 72/470 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1144 variables, 0/470 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 2/1146 variables, 2/472 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1146 variables, 1/473 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1146 variables, 0/473 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 0/1146 variables, 0/473 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1146/1146 variables, and 473 constraints, problems are : Problem set: 0 solved, 3 unsolved in 1494 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 359/359 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 7/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 314/329 variables, 18/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/329 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 22/351 variables, 17/36 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/351 variables, 4/40 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/351 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 5/356 variables, 4/44 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 1/357 variables, 1/45 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/357 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 787/1144 variables, 357/402 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1144 variables, 72/474 constraints. Problems are: Problem set: 0 solved, 3 unsolved
SDD proceeding with computation,6 properties remain. new max is 32768
SDD size :20302 after 92403
At refinement iteration 14 (INCLUDED_ONLY) 0/1144 variables, 3/477 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem MIN1 is UNSAT
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 2/479 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/479 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 2/1146 variables, 2/481 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1146 variables, 1/482 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1146 variables, 0/482 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 0/1146 variables, 0/482 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1146/1146 variables, and 482 constraints, problems are : Problem set: 1 solved, 2 unsolved in 6285 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 359/359 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7791ms problems are : Problem set: 1 solved, 2 unsolved
Parikh walk visited 0 properties in 756 ms.
Support contains 7 out of 359 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 359/359 places, 799/799 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 358 transition count 798
Applied a total of 2 rules in 39 ms. Remains 358 /359 variables (removed 1) and now considering 798/799 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40 ms. Remains : 358/359 places, 798/799 transitions.
RANDOM walk for 40000 steps (19 resets) in 357 ms. (111 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (13 resets) in 280 ms. (142 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (10 resets) in 175 ms. (227 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 153211 steps, run timeout after 3001 ms. (steps per millisecond=51 ) properties seen :0 out of 2
Probabilistic random walk after 153211 steps, saw 90752 distinct states, run finished after 3001 ms. (steps per millisecond=51 ) properties seen :0
[2026-05-31 06:25:09] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10393237244857316180.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10678070918314767982.kers'
[2026-05-31 06:25:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10393237244857316180.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10678070918314767982.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:25:09] [INFO ] Computed 42 invariants in 8 ms
Computed 42 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-10678070918314767982.kers
Total runtime 10 ms.
[2026-05-31 06:25:09] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1467 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3758 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5256ms problems are : Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,6 properties remain. new max is 65536
Parikh walk visited 0 properties in 948 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 19 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 17 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:25:16] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:25:16] [INFO ] Invariant cache hit.
SDD size :92403 after 228905
[2026-05-31 06:25:17] [INFO ] Implicit Places using invariants in 1584 ms returned []
[2026-05-31 06:25:17] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:25:17] [INFO ] Invariant cache hit.
[2026-05-31 06:25:18] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:25:24] [INFO ] Implicit Places using invariants and state equation in 7243 ms returned []
Implicit Place search using SMT with State Equation took 8829 ms to find 0 implicit places.
[2026-05-31 06:25:24] [INFO ] Redundant transitions in 14 ms returned []
Running 796 sub problems to find dead transitions.
[2026-05-31 06:25:24] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:25:24] [INFO ] Invariant cache hit.
[2026-05-31 06:25:24] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/356 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 796 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/356 variables, 20/40 constraints. Problems are: Problem set: 0 solved, 796 unsolved
Detected timeout of ITS tools.
[2026-05-31 06:25:34] [INFO ] Flatten gal took : 84 ms
[2026-05-31 06:25:34] [INFO ] Applying decomposition
[2026-05-31 06:25:34] [INFO ] Flatten gal took : 68 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph66480347589004716.txt' '-o' '/tmp/graph66480347589004716.bin' '-w' '/tmp/graph66480347589004716.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph66480347589004716.bin' '-l' '-1' '-v' '-w' '/tmp/graph66480347589004716.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:25:35] [INFO ] Decomposing Gal with order
[2026-05-31 06:25:35] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:25:35] [INFO ] Removed a total of 553 redundant transitions.
[2026-05-31 06:25:35] [INFO ] Flatten gal took : 374 ms
[2026-05-31 06:25:35] [INFO ] Fuse similar labels procedure discarded/fused a total of 360 labels/synchronizations in 58 ms.
[2026-05-31 06:25:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6771090789112607155.gal : 18 ms
[2026-05-31 06:25:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8357434214170578801.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6771090789112607155.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8357434214170578801.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality8357434214170578801.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 13
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :13 after 18
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :18 after 50
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :50 after 64
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :64 after 80
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :430 after 1350
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1350 after 2449
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2449 after 2792
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2792 after 3193
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3193 after 4338
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4338 after 5624
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5624 after 8399
At refinement iteration 2 (INCLUDED_ONLY) 0/356 variables, 18/58 constraints. Problems are: Problem set: 0 solved, 796 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :29141 after 75693
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 356/1144 variables, and 58 constraints, problems are : Problem set: 0 solved, 796 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 20/22 constraints, State Equation: 0/358 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 796/796 constraints, Known Traps: 18/18 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 796 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/356 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 796 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :75693 after 91569
At refinement iteration 1 (INCLUDED_ONLY) 0/356 variables, 20/40 constraints. Problems are: Problem set: 0 solved, 796 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/356 variables, 18/58 constraints. Problems are: Problem set: 0 solved, 796 unsolved
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :91569 after 179552
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 356/1144 variables, and 58 constraints, problems are : Problem set: 0 solved, 796 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 20/22 constraints, State Equation: 0/358 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 0/796 constraints, Known Traps: 18/18 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60662ms problems are : Problem set: 0 solved, 796 unsolved
Search for dead transitions found 0 dead transitions in 60668ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69541 ms. Remains : 358/358 places, 798/798 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
FORMULA PolyORBLF-PT-S02J06T06-UpperBounds-09 1 TECHNIQUES REACHABILITY_MIN
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[425, 67]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17968408381421392333.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5817679704027077526.kers'
[2026-05-31 06:26:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17968408381421392333.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5817679704027077526.kers]
Normalized transition count is 787 out of 799 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 787 rows 354 cols 3667 entries
Finished phase 1 with 164 SingleSign rule and 153 generalized
[2026-05-31 06:26:25] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-5817679704027077526.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[425, 67]
RANDOM walk for 1000000 steps (540 resets) in 4568 ms. (218 steps per ms)
BEST_FIRST walk for 2000001 steps (465 resets) in 4392 ms. (455 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[425, 67]
[2026-05-31 06:26:34] [INFO ] Flow matrix only has 787 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11014095506846671691.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14554097074889397338.kers'
[2026-05-31 06:26:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11014095506846671691.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14554097074889397338.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 787 rows 354 cols 3667 entries
Finished phase 1 with 164 SingleSign rule and 153 generalized
[2026-05-31 06:26:34] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-14554097074889397338.kers
Total runtime 9 ms.
[2026-05-31 06:26:34] [INFO ] [Real]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 06:26:34] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 27 ms returned sat
[2026-05-31 06:26:35] [INFO ] [Real]Absence check using state equation in 894 ms returned sat
[2026-05-31 06:26:35] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:26:35] [INFO ] [Nat]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 06:26:35] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 24 ms returned sat
[2026-05-31 06:26:36] [INFO ] [Nat]Absence check using state equation in 639 ms returned sat
[2026-05-31 06:26:36] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:26:36] [INFO ] [Nat]Added 72 Read/Feed constraints in 161 ms returned sat
[2026-05-31 06:26:36] [INFO ] Computed and/alt/rep : 413/1916/407 causal constraints (skipped 378 transitions) in 87 ms.
[2026-05-31 06:26:37] [INFO ] Added : 29 causal constraints over 6 iterations in 532 ms. Result :sat
Minimization took 4220 ms.
[2026-05-31 06:26:41] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:26:41] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 26 ms returned sat
[2026-05-31 06:26:42] [INFO ] [Real]Absence check using state equation in 529 ms returned sat
[2026-05-31 06:26:42] [INFO ] [Real]Added 72 Read/Feed constraints in 115 ms returned sat
[2026-05-31 06:26:42] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:26:42] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:26:42] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 24 ms returned sat
[2026-05-31 06:26:42] [INFO ] [Nat]Absence check using state equation in 678 ms returned sat
[2026-05-31 06:26:43] [INFO ] [Nat]Added 72 Read/Feed constraints in 423 ms returned sat
[2026-05-31 06:26:44] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 914 ms
[2026-05-31 06:26:44] [INFO ] Computed and/alt/rep : 413/1916/407 causal constraints (skipped 378 transitions) in 74 ms.
[2026-05-31 06:26:46] [INFO ] Added : 45 causal constraints over 9 iterations in 1739 ms. Result :sat
Minimization took 3820 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[425, 67]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[425, 67]
Support contains 7 out of 359 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 359/359 places, 799/799 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 358 transition count 798
Applied a total of 2 rules in 41 ms. Remains 358 /359 variables (removed 1) and now considering 798/799 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 358/359 places, 798/799 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14616915656022489524.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2000350277962167431.kers'
[2026-05-31 06:26:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14616915656022489524.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2000350277962167431.kers]
Normalized transition count is 786 out of 798 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:26:50] [INFO ] Computed 42 invariants in 13 ms
Computed 42 P flows in 13 ms.
Exported basis to /tmp/petrispot-output-2000350277962167431.kers
Total runtime 15 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[425, 67]
RANDOM walk for 1000000 steps (532 resets) in 4613 ms. (216 steps per ms)
BEST_FIRST walk for 2000002 steps (482 resets) in 4315 ms. (463 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[425, 67]
[2026-05-31 06:26:59] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2440673698121668771.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12935497726628439844.kers'
[2026-05-31 06:26:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2440673698121668771.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12935497726628439844.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:26:59] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-12935497726628439844.kers
Total runtime 9 ms.
[2026-05-31 06:26:59] [INFO ] [Real]Absence check using 20 positive place invariants in 14 ms returned sat
[2026-05-31 06:26:59] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 24 ms returned sat
[2026-05-31 06:27:00] [INFO ] [Real]Absence check using state equation in 1076 ms returned sat
[2026-05-31 06:27:00] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:27:00] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:27:01] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 22 ms returned sat
[2026-05-31 06:27:02] [INFO ] [Nat]Absence check using state equation in 1147 ms returned sat
[2026-05-31 06:27:02] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:27:02] [INFO ] [Nat]Added 72 Read/Feed constraints in 680 ms returned sat
[2026-05-31 06:27:04] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1260 ms
[2026-05-31 06:27:04] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 83 ms.
[2026-05-31 06:27:07] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 166 ms
[2026-05-31 06:27:07] [INFO ] Added : 57 causal constraints over 12 iterations in 3667 ms. Result :sat
Minimization took 4403 ms.
[2026-05-31 06:27:12] [INFO ] [Real]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 06:27:12] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 27 ms returned sat
[2026-05-31 06:27:12] [INFO ] [Real]Absence check using state equation in 512 ms returned sat
[2026-05-31 06:27:12] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:27:13] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:27:13] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 33 ms returned sat
[2026-05-31 06:27:13] [INFO ] [Nat]Absence check using state equation in 668 ms returned sat
[2026-05-31 06:27:14] [INFO ] [Nat]Added 72 Read/Feed constraints in 814 ms returned sat
[2026-05-31 06:27:14] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 58 ms.
[2026-05-31 06:27:18] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 852 ms
[2026-05-31 06:27:18] [INFO ] Added : 70 causal constraints over 15 iterations in 4226 ms. Result :sat
Minimization took 3959 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[425, 67]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[425, 67]
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 19 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 18 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:27:24] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:27:24] [INFO ] Invariant cache hit.
[2026-05-31 06:27:25] [INFO ] Implicit Places using invariants in 1511 ms returned []
[2026-05-31 06:27:25] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:27:25] [INFO ] Invariant cache hit.
[2026-05-31 06:27:26] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:27:32] [INFO ] Implicit Places using invariants and state equation in 7091 ms returned []
Implicit Place search using SMT with State Equation took 8606 ms to find 0 implicit places.
[2026-05-31 06:27:32] [INFO ] Redundant transitions in 9 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8642 ms. Remains : 358/358 places, 798/798 transitions.
[2026-05-31 06:27:33] [INFO ] Flatten gal took : 152 ms
RANDOM walk for 40001 steps (26 resets) in 786 ms. (50 steps per ms) remains 4/4 properties
[2026-05-31 06:27:33] [INFO ] Flatten gal took : 143 ms
[2026-05-31 06:27:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7068230686446183489.gal : 21 ms
[2026-05-31 06:27:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4820439605734354982.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7068230686446183489.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4820439605734354982.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
BEST_FIRST walk for 40003 steps (10 resets) in 358 ms. (111 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (10 resets) in 306 ms. (130 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality4820439605734354982.prop.
BEST_FIRST walk for 40004 steps (12 resets) in 261 ms. (152 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (12 resets) in 220 ms. (181 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :11 after 71
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :71 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1750 after 1894
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1894 after 2278
Interrupted probabilistic random walk after 110081 steps, run timeout after 3001 ms. (steps per millisecond=36 ) properties seen :0 out of 4
Probabilistic random walk after 110081 steps, saw 66632 distinct states, run finished after 3001 ms. (steps per millisecond=36 ) properties seen :0
[2026-05-31 06:27:36] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:27:36] [INFO ] Invariant cache hit.
[2026-05-31 06:27:36] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1579 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :2278 after 8944
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3273 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4871ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 476 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 29 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 358/358 places, 798/798 transitions.
RANDOM walk for 40000 steps (24 resets) in 456 ms. (87 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (10 resets) in 327 ms. (121 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (14 resets) in 224 ms. (177 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :8944 after 19696
Interrupted probabilistic random walk after 135435 steps, run timeout after 3001 ms. (steps per millisecond=45 ) properties seen :0 out of 2
Probabilistic random walk after 135435 steps, saw 81059 distinct states, run finished after 3001 ms. (steps per millisecond=45 ) properties seen :0
[2026-05-31 06:27:45] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:27:45] [INFO ] Invariant cache hit.
[2026-05-31 06:27:45] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1427 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3835 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5273ms problems are : Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :19696 after 88546
Parikh walk visited 0 properties in 880 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 21 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 16 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:27:51] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:27:51] [INFO ] Invariant cache hit.
[2026-05-31 06:27:52] [INFO ] Implicit Places using invariants in 1614 ms returned []
[2026-05-31 06:27:52] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:27:52] [INFO ] Invariant cache hit.
[2026-05-31 06:27:53] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:28:00] [INFO ] Implicit Places using invariants and state equation in 7132 ms returned []
Implicit Place search using SMT with State Equation took 8749 ms to find 0 implicit places.
[2026-05-31 06:28:00] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8782 ms. Remains : 358/358 places, 798/798 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 358 transition count 786
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 352 transition count 810
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 352 transition count 786
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 352 transition count 780
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 346 transition count 780
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 346 transition count 774
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 340 transition count 774
Applied a total of 72 rules in 82 ms. Remains 340 /358 variables (removed 18) and now considering 774/798 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15770282897224323118.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-437296071837611963.kers'
[2026-05-31 06:28:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15770282897224323118.kers, --Pflows, --basisKERS=/tmp/petrispot-output-437296071837611963.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 774 rows 335 cols 3767 entries
Finished phase 1 with 145 SingleSign rule and 153 generalized
[2026-05-31 06:28:00] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-437296071837611963.kers
Total runtime 10 ms.
[2026-05-31 06:28:00] [INFO ] [Real]Absence check using 20 positive place invariants in 12 ms returned sat
[2026-05-31 06:28:00] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 42 ms returned sat
[2026-05-31 06:28:00] [INFO ] After 156ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-31 06:28:00] [INFO ] [Nat]Absence check using 20 positive place invariants in 12 ms returned sat
[2026-05-31 06:28:00] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 47 ms returned sat
[2026-05-31 06:28:02] [INFO ] After 1489ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-31 06:28:02] [INFO ] After 1801ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:28:02] [INFO ] After 2255ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:28:02] [INFO ] Flatten gal took : 48 ms
[2026-05-31 06:28:02] [INFO ] Flatten gal took : 40 ms
[2026-05-31 06:28:02] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10265886953747512917.gal : 10 ms
[2026-05-31 06:28:02] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7482790170778103823.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10265886953747512917.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7482790170778103823.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality7482790170778103823.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 47
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :47 after 61
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :61 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 527
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :527 after 698
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :698 after 779
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :779 after 1059
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :88546 after 228262
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1059 after 2487
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2487 after 10353
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23611 after 34255
Detected timeout of ITS tools.
[2026-05-31 06:28:17] [INFO ] Flatten gal took : 75 ms
[2026-05-31 06:28:17] [INFO ] Applying decomposition
[2026-05-31 06:28:18] [INFO ] Flatten gal took : 100 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph3996629322872611646.txt' '-o' '/tmp/graph3996629322872611646.bin' '-w' '/tmp/graph3996629322872611646.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph3996629322872611646.bin' '-l' '-1' '-v' '-w' '/tmp/graph3996629322872611646.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:28:18] [INFO ] Decomposing Gal with order
[2026-05-31 06:28:18] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:28:18] [INFO ] Removed a total of 707 redundant transitions.
[2026-05-31 06:28:18] [INFO ] Flatten gal took : 132 ms
[2026-05-31 06:28:18] [INFO ] Fuse similar labels procedure discarded/fused a total of 276 labels/synchronizations in 31 ms.
[2026-05-31 06:28:18] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15763365680959718282.gal : 9 ms
[2026-05-31 06:28:18] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality637389865818394711.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15763365680959718282.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality637389865818394711.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality637389865818394711.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :9 after 10
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :10 after 55
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :55 after 76
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :76 after 427
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :427 after 2824
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2824 after 2944
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2944 after 3497
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3497 after 5323
Detected timeout of ITS tools.
[2026-05-31 06:28:23] [INFO ] Flatten gal took : 70 ms
[2026-05-31 06:28:23] [INFO ] Applying decomposition
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5323 after 8371
[2026-05-31 06:28:23] [INFO ] Flatten gal took : 26 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph4506725684219934723.txt' '-o' '/tmp/graph4506725684219934723.bin' '-w' '/tmp/graph4506725684219934723.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4506725684219934723.bin' '-l' '-1' '-v' '-w' '/tmp/graph4506725684219934723.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:28:23] [INFO ] Decomposing Gal with order
[2026-05-31 06:28:23] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:28:23] [INFO ] Removed a total of 506 redundant transitions.
[2026-05-31 06:28:23] [INFO ] Flatten gal took : 177 ms
[2026-05-31 06:28:23] [INFO ] Fuse similar labels procedure discarded/fused a total of 260 labels/synchronizations in 61 ms.
[2026-05-31 06:28:24] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7393073666189685240.gal : 11 ms
[2026-05-31 06:28:24] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12242564001946770426.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7393073666189685240.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12242564001946770426.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality12242564001946770426.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 52
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :52 after 72
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :72 after 78
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :78 after 134
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :134 after 1746
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1746 after 1906
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1906 after 2490
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2490 after 2850
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2850 after 13806
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :8371 after 12537
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :22844 after 24392
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :34044 after 39316
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 33672 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[424, 66]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3217954331036245246.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11685978861864124276.kers'
[2026-05-31 06:28:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3217954331036245246.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11685978861864124276.kers]
Normalized transition count is 786 out of 798 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:28:33] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-11685978861864124276.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[424, 66]
RANDOM walk for 1000000 steps (578 resets) in 5406 ms. (184 steps per ms)
BEST_FIRST walk for 2000001 steps (469 resets) in 4431 ms. (451 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[424, 66]
[2026-05-31 06:28:43] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15550226808975912857.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7045151168989667067.kers'
[2026-05-31 06:28:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15550226808975912857.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7045151168989667067.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:28:43] [INFO ] Computed 42 invariants in 8 ms
Computed 42 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-7045151168989667067.kers
Total runtime 10 ms.
[2026-05-31 06:28:43] [INFO ] [Real]Absence check using 20 positive place invariants in 15 ms returned sat
[2026-05-31 06:28:43] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 29 ms returned sat
[2026-05-31 06:28:44] [INFO ] [Real]Absence check using state equation in 1053 ms returned sat
[2026-05-31 06:28:44] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:28:45] [INFO ] [Nat]Absence check using 20 positive place invariants in 12 ms returned sat
[2026-05-31 06:28:45] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 28 ms returned sat
[2026-05-31 06:28:46] [INFO ] [Nat]Absence check using state equation in 1148 ms returned sat
[2026-05-31 06:28:46] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:28:46] [INFO ] [Nat]Added 72 Read/Feed constraints in 629 ms returned sat
[2026-05-31 06:28:48] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1190 ms
[2026-05-31 06:28:48] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 84 ms.
[2026-05-31 06:28:51] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 185 ms
[2026-05-31 06:28:51] [INFO ] Added : 57 causal constraints over 12 iterations in 3325 ms. Result :sat
Minimization took 4260 ms.
[2026-05-31 06:28:55] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:28:55] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 25 ms returned sat
[2026-05-31 06:28:56] [INFO ] [Real]Absence check using state equation in 422 ms returned sat
[2026-05-31 06:28:56] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:28:56] [INFO ] [Nat]Absence check using 20 positive place invariants in 16 ms returned sat
[2026-05-31 06:28:56] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 39 ms returned sat
[2026-05-31 06:28:57] [INFO ] [Nat]Absence check using state equation in 972 ms returned sat
[2026-05-31 06:28:58] [INFO ] [Nat]Added 72 Read/Feed constraints in 975 ms returned sat
[2026-05-31 06:28:58] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 63 ms.
[2026-05-31 06:29:01] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 643 ms
[2026-05-31 06:29:01] [INFO ] Added : 70 causal constraints over 15 iterations in 3498 ms. Result :sat
Minimization took 3923 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[424, 66]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[424, 66]
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 16 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 15 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:29:07] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:29:07] [INFO ] Invariant cache hit.
[2026-05-31 06:29:08] [INFO ] Implicit Places using invariants in 1631 ms returned []
[2026-05-31 06:29:08] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:29:08] [INFO ] Invariant cache hit.
[2026-05-31 06:29:09] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:29:17] [INFO ] Implicit Places using invariants and state equation in 8437 ms returned []
Implicit Place search using SMT with State Equation took 10072 ms to find 0 implicit places.
[2026-05-31 06:29:17] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10105 ms. Remains : 358/358 places, 798/798 transitions.
[2026-05-31 06:29:17] [INFO ] Flatten gal took : 72 ms
[2026-05-31 06:29:17] [INFO ] Flatten gal took : 47 ms
[2026-05-31 06:29:17] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11115544942277492504.gal : 8 ms
[2026-05-31 06:29:17] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2490317230677498650.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11115544942277492504.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2490317230677498650.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (27 resets) in 454 ms. (87 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (17 resets) in 322 ms. (123 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (13 resets) in 236 ms. (168 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality2490317230677498650.prop.
BEST_FIRST walk for 40003 steps (12 resets) in 297 ms. (134 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (9 resets) in 234 ms. (170 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :11 after 71
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :71 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1750 after 1894
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1894 after 2278
Interrupted probabilistic random walk after 126804 steps, run timeout after 3001 ms. (steps per millisecond=42 ) properties seen :0 out of 4
Probabilistic random walk after 126804 steps, saw 76136 distinct states, run finished after 3001 ms. (steps per millisecond=42 ) properties seen :0
[2026-05-31 06:29:20] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:29:20] [INFO ] Invariant cache hit.
[2026-05-31 06:29:20] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1474 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :2278 after 8944
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2862 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4348ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 295 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 16 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 358/358 places, 798/798 transitions.
RANDOM walk for 40000 steps (23 resets) in 338 ms. (117 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (13 resets) in 203 ms. (196 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (14 resets) in 211 ms. (188 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :8944 after 19696
Interrupted probabilistic random walk after 146885 steps, run timeout after 3001 ms. (steps per millisecond=48 ) properties seen :0 out of 2
Probabilistic random walk after 146885 steps, saw 87442 distinct states, run finished after 3001 ms. (steps per millisecond=48 ) properties seen :0
[2026-05-31 06:29:28] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:29:28] [INFO ] Invariant cache hit.
[2026-05-31 06:29:28] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1601 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3877 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5489ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 985 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 15 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 14 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:29:35] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:29:35] [INFO ] Invariant cache hit.
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :19696 after 88546
[2026-05-31 06:29:36] [INFO ] Implicit Places using invariants in 1517 ms returned []
[2026-05-31 06:29:36] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:29:36] [INFO ] Invariant cache hit.
[2026-05-31 06:29:37] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:29:44] [INFO ] Implicit Places using invariants and state equation in 8102 ms returned []
Implicit Place search using SMT with State Equation took 9622 ms to find 0 implicit places.
[2026-05-31 06:29:44] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9654 ms. Remains : 358/358 places, 798/798 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 358 transition count 786
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 352 transition count 810
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 352 transition count 786
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 352 transition count 780
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 346 transition count 780
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 346 transition count 774
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 340 transition count 774
Applied a total of 72 rules in 71 ms. Remains 340 /358 variables (removed 18) and now considering 774/798 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17863538063926259733.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3419898771810051405.kers'
[2026-05-31 06:29:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17863538063926259733.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3419898771810051405.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 774 rows 335 cols 3767 entries
Finished phase 1 with 145 SingleSign rule and 153 generalized
[2026-05-31 06:29:44] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-3419898771810051405.kers
Total runtime 9 ms.
[2026-05-31 06:29:45] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:29:45] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 45 ms returned sat
[2026-05-31 06:29:45] [INFO ] After 166ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-31 06:29:45] [INFO ] [Nat]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 06:29:45] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 41 ms returned sat
[2026-05-31 06:29:46] [INFO ] After 1454ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-31 06:29:46] [INFO ] After 1725ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:29:47] [INFO ] After 2156ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:29:47] [INFO ] Flatten gal took : 26 ms
[2026-05-31 06:29:47] [INFO ] Flatten gal took : 25 ms
[2026-05-31 06:29:47] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13651213626646260831.gal : 7 ms
[2026-05-31 06:29:47] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11622829226662297970.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13651213626646260831.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11622829226662297970.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality11622829226662297970.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 47
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :47 after 61
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :61 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 527
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :527 after 698
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :698 after 779
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :779 after 1059
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1059 after 2487
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :88546 after 228262
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2487 after 10353
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23611 after 34255
Detected timeout of ITS tools.
[2026-05-31 06:30:02] [INFO ] Flatten gal took : 21 ms
[2026-05-31 06:30:02] [INFO ] Applying decomposition
[2026-05-31 06:30:02] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph4584349135051834604.txt' '-o' '/tmp/graph4584349135051834604.bin' '-w' '/tmp/graph4584349135051834604.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4584349135051834604.bin' '-l' '-1' '-v' '-w' '/tmp/graph4584349135051834604.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:30:02] [INFO ] Decomposing Gal with order
[2026-05-31 06:30:02] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:30:02] [INFO ] Removed a total of 681 redundant transitions.
[2026-05-31 06:30:02] [INFO ] Flatten gal took : 102 ms
[2026-05-31 06:30:02] [INFO ] Fuse similar labels procedure discarded/fused a total of 336 labels/synchronizations in 30 ms.
[2026-05-31 06:30:02] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17437051639871136437.gal : 7 ms
[2026-05-31 06:30:02] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10321941566041902731.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17437051639871136437.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10321941566041902731.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality10321941566041902731.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 19
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :19 after 21
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :21 after 63
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :63 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 4237
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4237 after 4357
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :4357 after 4633
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :4633 after 4975
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4975 after 5835
Detected timeout of ITS tools.
[2026-05-31 06:30:07] [INFO ] Flatten gal took : 25 ms
[2026-05-31 06:30:07] [INFO ] Applying decomposition
[2026-05-31 06:30:07] [INFO ] Flatten gal took : 28 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph12263293842055871471.txt' '-o' '/tmp/graph12263293842055871471.bin' '-w' '/tmp/graph12263293842055871471.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph12263293842055871471.bin' '-l' '-1' '-v' '-w' '/tmp/graph12263293842055871471.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:30:07] [INFO ] Decomposing Gal with order
[2026-05-31 06:30:07] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:30:07] [INFO ] Removed a total of 576 redundant transitions.
[2026-05-31 06:30:07] [INFO ] Flatten gal took : 87 ms
[2026-05-31 06:30:07] [INFO ] Fuse similar labels procedure discarded/fused a total of 461 labels/synchronizations in 34 ms.
[2026-05-31 06:30:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16092224298635843904.gal : 9 ms
[2026-05-31 06:30:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12694313725513251266.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16092224298635843904.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12694313725513251266.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality12694313725513251266.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 11
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :11 after 18
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :18 after 48
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :48 after 54
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :54 after 60
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :60 after 260
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :260 after 1624
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1624 after 1996
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1996 after 24254
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5835 after 13967
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :24254 after 35165
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :35165 after 103082
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 32980 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[423, 65]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6305497575233997369.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1783981151527211214.kers'
[2026-05-31 06:30:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6305497575233997369.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1783981151527211214.kers]
Normalized transition count is 786 out of 798 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:30:17] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-1783981151527211214.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[423, 65]
RANDOM walk for 1000000 steps (536 resets) in 4517 ms. (221 steps per ms)
BEST_FIRST walk for 2000000 steps (454 resets) in 4326 ms. (462 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[423, 65]
[2026-05-31 06:30:26] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14724387121882754768.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16285173179150398019.kers'
[2026-05-31 06:30:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14724387121882754768.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16285173179150398019.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:30:26] [INFO ] Computed 42 invariants in 12 ms
Computed 42 P flows in 13 ms.
Exported basis to /tmp/petrispot-output-16285173179150398019.kers
Total runtime 14 ms.
[2026-05-31 06:30:26] [INFO ] [Real]Absence check using 20 positive place invariants in 15 ms returned sat
[2026-05-31 06:30:26] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 37 ms returned sat
[2026-05-31 06:30:27] [INFO ] [Real]Absence check using state equation in 1016 ms returned sat
[2026-05-31 06:30:27] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:30:28] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:30:28] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 22 ms returned sat
[2026-05-31 06:30:29] [INFO ] [Nat]Absence check using state equation in 1101 ms returned sat
[2026-05-31 06:30:29] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:30:29] [INFO ] [Nat]Added 72 Read/Feed constraints in 500 ms returned sat
[2026-05-31 06:30:30] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1122 ms
[2026-05-31 06:30:30] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 74 ms.
[2026-05-31 06:30:33] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 171 ms
[2026-05-31 06:30:33] [INFO ] Added : 57 causal constraints over 12 iterations in 3166 ms. Result :sat
Minimization took 3991 ms.
[2026-05-31 06:30:38] [INFO ] [Real]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 06:30:38] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 29 ms returned sat
[2026-05-31 06:30:38] [INFO ] [Real]Absence check using state equation in 420 ms returned sat
[2026-05-31 06:30:38] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:30:38] [INFO ] [Nat]Absence check using 20 positive place invariants in 13 ms returned sat
[2026-05-31 06:30:38] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 34 ms returned sat
[2026-05-31 06:30:39] [INFO ] [Nat]Absence check using state equation in 753 ms returned sat
[2026-05-31 06:30:40] [INFO ] [Nat]Added 72 Read/Feed constraints in 828 ms returned sat
[2026-05-31 06:30:40] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 77 ms.
[2026-05-31 06:30:43] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 567 ms
[2026-05-31 06:30:43] [INFO ] Added : 70 causal constraints over 15 iterations in 3356 ms. Result :sat
Minimization took 3948 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[423, 65]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[423, 65]
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 20 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 15 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:30:49] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:30:49] [INFO ] Invariant cache hit.
[2026-05-31 06:30:50] [INFO ] Implicit Places using invariants in 1594 ms returned []
[2026-05-31 06:30:50] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:30:50] [INFO ] Invariant cache hit.
[2026-05-31 06:30:51] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:30:58] [INFO ] Implicit Places using invariants and state equation in 7216 ms returned []
Implicit Place search using SMT with State Equation took 8832 ms to find 0 implicit places.
[2026-05-31 06:30:58] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8868 ms. Remains : 358/358 places, 798/798 transitions.
[2026-05-31 06:30:58] [INFO ] Flatten gal took : 23 ms
[2026-05-31 06:30:58] [INFO ] Flatten gal took : 25 ms
[2026-05-31 06:30:58] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17199132072170747784.gal : 6 ms
[2026-05-31 06:30:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4281876701456764426.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17199132072170747784.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4281876701456764426.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (18 resets) in 437 ms. (91 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality4281876701456764426.prop.
BEST_FIRST walk for 40002 steps (13 resets) in 213 ms. (186 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (15 resets) in 220 ms. (181 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (9 resets) in 155 ms. (256 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :7 after 9
BEST_FIRST walk for 40003 steps (13 resets) in 213 ms. (186 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :11 after 71
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :71 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1750 after 1894
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1894 after 2278
Interrupted probabilistic random walk after 125577 steps, run timeout after 3001 ms. (steps per millisecond=41 ) properties seen :0 out of 4
Probabilistic random walk after 125577 steps, saw 75421 distinct states, run finished after 3001 ms. (steps per millisecond=41 ) properties seen :0
[2026-05-31 06:31:01] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:31:01] [INFO ] Invariant cache hit.
[2026-05-31 06:31:01] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1503 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :2278 after 8944
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3054 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4570ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 287 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 14 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 358/358 places, 798/798 transitions.
RANDOM walk for 40000 steps (16 resets) in 310 ms. (128 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (11 resets) in 193 ms. (206 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40000 steps (14 resets) in 159 ms. (250 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :8944 after 19696
Interrupted probabilistic random walk after 145705 steps, run timeout after 3001 ms. (steps per millisecond=48 ) properties seen :0 out of 2
Probabilistic random walk after 145705 steps, saw 86819 distinct states, run finished after 3001 ms. (steps per millisecond=48 ) properties seen :0
[2026-05-31 06:31:09] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:31:09] [INFO ] Invariant cache hit.
[2026-05-31 06:31:09] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1484 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3850 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5353ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 917 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 14 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 14 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:31:16] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:31:16] [INFO ] Invariant cache hit.
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :19696 after 88546
[2026-05-31 06:31:17] [INFO ] Implicit Places using invariants in 1633 ms returned []
[2026-05-31 06:31:17] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:31:17] [INFO ] Invariant cache hit.
[2026-05-31 06:31:18] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:31:24] [INFO ] Implicit Places using invariants and state equation in 7163 ms returned []
Implicit Place search using SMT with State Equation took 8798 ms to find 0 implicit places.
[2026-05-31 06:31:24] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8829 ms. Remains : 358/358 places, 798/798 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 358 transition count 786
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 352 transition count 810
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 352 transition count 786
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 352 transition count 780
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 346 transition count 780
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 346 transition count 774
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 340 transition count 774
Applied a total of 72 rules in 67 ms. Remains 340 /358 variables (removed 18) and now considering 774/798 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8005440144118192663.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10102381861501761337.kers'
[2026-05-31 06:31:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8005440144118192663.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10102381861501761337.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 774 rows 335 cols 3767 entries
Finished phase 1 with 145 SingleSign rule and 153 generalized
[2026-05-31 06:31:24] [INFO ] Computed 42 invariants in 8 ms
Computed 42 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-10102381861501761337.kers
Total runtime 10 ms.
[2026-05-31 06:31:25] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:31:25] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 42 ms returned sat
[2026-05-31 06:31:25] [INFO ] After 154ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-31 06:31:25] [INFO ] [Nat]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 06:31:25] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 40 ms returned sat
[2026-05-31 06:31:26] [INFO ] After 1553ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-31 06:31:27] [INFO ] After 1807ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:31:27] [INFO ] After 2214ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:31:27] [INFO ] Flatten gal took : 24 ms
[2026-05-31 06:31:27] [INFO ] Flatten gal took : 23 ms
[2026-05-31 06:31:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2892716784112437876.gal : 5 ms
[2026-05-31 06:31:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13111714747649869176.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2892716784112437876.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13111714747649869176.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality13111714747649869176.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 47
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :47 after 61
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :61 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 527
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :527 after 698
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :698 after 779
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :779 after 1059
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1059 after 2487
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :88546 after 228262
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2487 after 10353
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23611 after 34255
Detected timeout of ITS tools.
[2026-05-31 06:31:42] [INFO ] Flatten gal took : 24 ms
[2026-05-31 06:31:42] [INFO ] Applying decomposition
[2026-05-31 06:31:42] [INFO ] Flatten gal took : 24 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph16247371820961627524.txt' '-o' '/tmp/graph16247371820961627524.bin' '-w' '/tmp/graph16247371820961627524.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16247371820961627524.bin' '-l' '-1' '-v' '-w' '/tmp/graph16247371820961627524.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:31:42] [INFO ] Decomposing Gal with order
[2026-05-31 06:31:42] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:31:42] [INFO ] Removed a total of 578 redundant transitions.
[2026-05-31 06:31:42] [INFO ] Flatten gal took : 82 ms
[2026-05-31 06:31:42] [INFO ] Fuse similar labels procedure discarded/fused a total of 452 labels/synchronizations in 15 ms.
[2026-05-31 06:31:42] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10752475615813784199.gal : 7 ms
[2026-05-31 06:31:42] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality255891565838497062.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10752475615813784199.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality255891565838497062.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality255891565838497062.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 9
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :9 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 55
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :55 after 69
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :69 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 623
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :623 after 971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :971 after 1024
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1024 after 1158
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1158 after 1404
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1404 after 5045
Detected timeout of ITS tools.
[2026-05-31 06:31:48] [INFO ] Flatten gal took : 23 ms
[2026-05-31 06:31:48] [INFO ] Applying decomposition
[2026-05-31 06:31:48] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph10895685403101661483.txt' '-o' '/tmp/graph10895685403101661483.bin' '-w' '/tmp/graph10895685403101661483.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10895685403101661483.bin' '-l' '-1' '-v' '-w' '/tmp/graph10895685403101661483.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:31:48] [INFO ] Decomposing Gal with order
[2026-05-31 06:31:48] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:31:48] [INFO ] Removed a total of 538 redundant transitions.
[2026-05-31 06:31:48] [INFO ] Flatten gal took : 74 ms
[2026-05-31 06:31:48] [INFO ] Fuse similar labels procedure discarded/fused a total of 346 labels/synchronizations in 9 ms.
[2026-05-31 06:31:48] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11618759403438266463.gal : 5 ms
[2026-05-31 06:31:48] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5026395885833163224.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11618759403438266463.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5026395885833163224.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5045 after 12073
Loading property file /tmp/ReachabilityCardinality5026395885833163224.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 14
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :14 after 38
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :38 after 80
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :430 after 1350
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1350 after 2440
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2440 after 2536
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2536 after 2874
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2874 after 3014
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3014 after 3816
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :3816 after 6180
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :45606 after 54560
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 32945 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[422, 64]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2953098009354312713.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17269620858332017259.kers'
[2026-05-31 06:31:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2953098009354312713.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17269620858332017259.kers]
Normalized transition count is 786 out of 798 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:31:57] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-17269620858332017259.kers
Total runtime 11 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[422, 64]
RANDOM walk for 1000000 steps (513 resets) in 4576 ms. (218 steps per ms)
BEST_FIRST walk for 2000002 steps (463 resets) in 4350 ms. (459 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[422, 64]
[2026-05-31 06:32:06] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3104020824364052133.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6962796198222534760.kers'
[2026-05-31 06:32:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3104020824364052133.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6962796198222534760.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:32:06] [INFO ] Computed 42 invariants in 8 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-6962796198222534760.kers
Total runtime 10 ms.
[2026-05-31 06:32:06] [INFO ] [Real]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 06:32:06] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 26 ms returned sat
[2026-05-31 06:32:07] [INFO ] [Real]Absence check using state equation in 935 ms returned sat
[2026-05-31 06:32:07] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:32:08] [INFO ] [Nat]Absence check using 20 positive place invariants in 12 ms returned sat
[2026-05-31 06:32:08] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 27 ms returned sat
[2026-05-31 06:32:09] [INFO ] [Nat]Absence check using state equation in 1001 ms returned sat
[2026-05-31 06:32:09] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:32:09] [INFO ] [Nat]Added 72 Read/Feed constraints in 833 ms returned sat
[2026-05-31 06:32:10] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 960 ms
[2026-05-31 06:32:10] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 92 ms.
[2026-05-31 06:32:13] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 133 ms
[2026-05-31 06:32:13] [INFO ] Added : 57 causal constraints over 12 iterations in 2973 ms. Result :sat
Minimization took 4335 ms.
[2026-05-31 06:32:18] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:32:18] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 24 ms returned sat
[2026-05-31 06:32:18] [INFO ] [Real]Absence check using state equation in 536 ms returned sat
[2026-05-31 06:32:18] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:32:18] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:32:18] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 25 ms returned sat
[2026-05-31 06:32:19] [INFO ] [Nat]Absence check using state equation in 690 ms returned sat
[2026-05-31 06:32:20] [INFO ] [Nat]Added 72 Read/Feed constraints in 810 ms returned sat
[2026-05-31 06:32:20] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 60 ms.
[2026-05-31 06:32:23] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 686 ms
[2026-05-31 06:32:23] [INFO ] Added : 70 causal constraints over 15 iterations in 3411 ms. Result :sat
Minimization took 4052 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[422, 64]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[422, 64]
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 13 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:32:29] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:32:29] [INFO ] Invariant cache hit.
[2026-05-31 06:32:31] [INFO ] Implicit Places using invariants in 1713 ms returned []
[2026-05-31 06:32:31] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:32:31] [INFO ] Invariant cache hit.
[2026-05-31 06:32:32] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:32:38] [INFO ] Implicit Places using invariants and state equation in 7244 ms returned []
Implicit Place search using SMT with State Equation took 8962 ms to find 0 implicit places.
[2026-05-31 06:32:38] [INFO ] Redundant transitions in 9 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8992 ms. Remains : 358/358 places, 798/798 transitions.
[2026-05-31 06:32:38] [INFO ] Flatten gal took : 57 ms
[2026-05-31 06:32:38] [INFO ] Flatten gal took : 34 ms
[2026-05-31 06:32:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6470086938596757470.gal : 22 ms
[2026-05-31 06:32:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9833802154299236828.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6470086938596757470.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9833802154299236828.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
RANDOM walk for 40000 steps (17 resets) in 619 ms. (64 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality9833802154299236828.prop.
BEST_FIRST walk for 40003 steps (11 resets) in 305 ms. (130 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (10 resets) in 323 ms. (123 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (12 resets) in 184 ms. (216 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 11
BEST_FIRST walk for 40002 steps (15 resets) in 152 ms. (261 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :11 after 71
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :71 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1750 after 1894
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1894 after 2278
Interrupted probabilistic random walk after 118369 steps, run timeout after 3001 ms. (steps per millisecond=39 ) properties seen :0 out of 4
Probabilistic random walk after 118369 steps, saw 71310 distinct states, run finished after 3001 ms. (steps per millisecond=39 ) properties seen :0
[2026-05-31 06:32:42] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:32:42] [INFO ] Invariant cache hit.
[2026-05-31 06:32:42] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :2278 after 8944
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1532 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2870 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4413ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 243 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 13 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 358/358 places, 798/798 transitions.
RANDOM walk for 40000 steps (24 resets) in 326 ms. (122 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (15 resets) in 197 ms. (202 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (12 resets) in 186 ms. (213 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :8944 after 19696
Interrupted probabilistic random walk after 151855 steps, run timeout after 3001 ms. (steps per millisecond=50 ) properties seen :0 out of 2
Probabilistic random walk after 151855 steps, saw 90056 distinct states, run finished after 3001 ms. (steps per millisecond=50 ) properties seen :0
[2026-05-31 06:32:50] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:32:50] [INFO ] Invariant cache hit.
[2026-05-31 06:32:50] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1551 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 32768
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD size :19696 after 88546
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3574 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5139ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 867 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 14 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 13 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:32:56] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:32:56] [INFO ] Invariant cache hit.
[2026-05-31 06:32:57] [INFO ] Implicit Places using invariants in 1602 ms returned []
[2026-05-31 06:32:57] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:32:57] [INFO ] Invariant cache hit.
[2026-05-31 06:32:58] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:33:05] [INFO ] Implicit Places using invariants and state equation in 7127 ms returned []
Implicit Place search using SMT with State Equation took 8738 ms to find 0 implicit places.
[2026-05-31 06:33:05] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8769 ms. Remains : 358/358 places, 798/798 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 358 transition count 786
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 352 transition count 810
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 352 transition count 786
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 352 transition count 780
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 346 transition count 780
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 346 transition count 774
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 340 transition count 774
Applied a total of 72 rules in 77 ms. Remains 340 /358 variables (removed 18) and now considering 774/798 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18444287996518453575.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5998059401474522488.kers'
[2026-05-31 06:33:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18444287996518453575.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5998059401474522488.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 774 rows 335 cols 3767 entries
Finished phase 1 with 145 SingleSign rule and 153 generalized
[2026-05-31 06:33:05] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-5998059401474522488.kers
Total runtime 9 ms.
[2026-05-31 06:33:05] [INFO ] [Real]Absence check using 20 positive place invariants in 178 ms returned sat
[2026-05-31 06:33:05] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 73 ms returned sat
[2026-05-31 06:33:05] [INFO ] After 538ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-31 06:33:05] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:33:05] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 41 ms returned sat
[2026-05-31 06:33:07] [INFO ] After 1431ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-31 06:33:07] [INFO ] After 1743ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:33:07] [INFO ] After 2216ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:33:07] [INFO ] Flatten gal took : 25 ms
[2026-05-31 06:33:08] [INFO ] Flatten gal took : 22 ms
[2026-05-31 06:33:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8648434799849825778.gal : 6 ms
[2026-05-31 06:33:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14179081557333501444.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8648434799849825778.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14179081557333501444.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality14179081557333501444.prop.
SDD proceeding with computation,4 properties remain. new max is 65536
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD size :88546 after 228262
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 47
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :47 after 61
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :61 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 527
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :527 after 698
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :698 after 779
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :779 after 1059
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1059 after 2487
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2487 after 10353
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23611 after 34255
Detected timeout of ITS tools.
[2026-05-31 06:33:23] [INFO ] Flatten gal took : 22 ms
[2026-05-31 06:33:23] [INFO ] Applying decomposition
[2026-05-31 06:33:23] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph14079197615116030897.txt' '-o' '/tmp/graph14079197615116030897.bin' '-w' '/tmp/graph14079197615116030897.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14079197615116030897.bin' '-l' '-1' '-v' '-w' '/tmp/graph14079197615116030897.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:33:23] [INFO ] Decomposing Gal with order
[2026-05-31 06:33:23] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:33:23] [INFO ] Removed a total of 655 redundant transitions.
[2026-05-31 06:33:23] [INFO ] Flatten gal took : 70 ms
[2026-05-31 06:33:23] [INFO ] Fuse similar labels procedure discarded/fused a total of 303 labels/synchronizations in 10 ms.
[2026-05-31 06:33:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7645140201612129447.gal : 5 ms
[2026-05-31 06:33:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3287879945388505053.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7645140201612129447.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3287879945388505053.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality3287879945388505053.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 5
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :5 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :10 after 55
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :55 after 69
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :69 after 77
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :427 after 2807
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2807 after 2912
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2912 after 3279
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3279 after 4423
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4423 after 7373
Detected timeout of ITS tools.
[2026-05-31 06:33:29] [INFO ] Flatten gal took : 21 ms
[2026-05-31 06:33:29] [INFO ] Applying decomposition
[2026-05-31 06:33:29] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph4495433669446252203.txt' '-o' '/tmp/graph4495433669446252203.bin' '-w' '/tmp/graph4495433669446252203.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4495433669446252203.bin' '-l' '-1' '-v' '-w' '/tmp/graph4495433669446252203.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:33:29] [INFO ] Decomposing Gal with order
[2026-05-31 06:33:29] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:33:29] [INFO ] Removed a total of 604 redundant transitions.
[2026-05-31 06:33:29] [INFO ] Flatten gal took : 71 ms
[2026-05-31 06:33:29] [INFO ] Fuse similar labels procedure discarded/fused a total of 246 labels/synchronizations in 11 ms.
[2026-05-31 06:33:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16539683210485632409.gal : 6 ms
[2026-05-31 06:33:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality238280012757545934.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16539683210485632409.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality238280012757545934.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality238280012757545934.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 14
SDD proceeding with computation,2 properties remain. new max is 16384
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :14 after 20
SDD size :7373 after 10049
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :20 after 64
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :64 after 80
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :80 after 206
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :430 after 2965
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :2965 after 3129
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :3129 after 3213
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :3213 after 3624
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3624 after 5218
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :5218 after 7386
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 33374 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[421, 63]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10821449493587116833.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3595756907006021146.kers'
[2026-05-31 06:33:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10821449493587116833.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3595756907006021146.kers]
Normalized transition count is 786 out of 798 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:33:38] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-3595756907006021146.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[421, 63]
RANDOM walk for 1000000 steps (516 resets) in 4572 ms. (218 steps per ms)
BEST_FIRST walk for 2000002 steps (418 resets) in 4816 ms. (415 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[421, 63]
[2026-05-31 06:33:47] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14368933128213250162.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4609525394772108656.kers'
[2026-05-31 06:33:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14368933128213250162.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4609525394772108656.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:33:47] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-4609525394772108656.kers
Total runtime 9 ms.
[2026-05-31 06:33:47] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:33:48] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 25 ms returned sat
[2026-05-31 06:33:48] [INFO ] [Real]Absence check using state equation in 919 ms returned sat
[2026-05-31 06:33:48] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:33:49] [INFO ] [Nat]Absence check using 20 positive place invariants in 12 ms returned sat
[2026-05-31 06:33:49] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 27 ms returned sat
[2026-05-31 06:33:50] [INFO ] [Nat]Absence check using state equation in 1038 ms returned sat
[2026-05-31 06:33:50] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:33:50] [INFO ] [Nat]Added 72 Read/Feed constraints in 530 ms returned sat
[2026-05-31 06:33:52] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1344 ms
[2026-05-31 06:33:52] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 98 ms.
[2026-05-31 06:33:54] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 208 ms
[2026-05-31 06:33:55] [INFO ] Added : 57 causal constraints over 12 iterations in 3048 ms. Result :sat
Minimization took 4270 ms.
[2026-05-31 06:33:59] [INFO ] [Real]Absence check using 20 positive place invariants in 15 ms returned sat
[2026-05-31 06:33:59] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 41 ms returned sat
[2026-05-31 06:34:00] [INFO ] [Real]Absence check using state equation in 555 ms returned sat
[2026-05-31 06:34:00] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:34:00] [INFO ] [Nat]Absence check using 20 positive place invariants in 12 ms returned sat
[2026-05-31 06:34:00] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 32 ms returned sat
[2026-05-31 06:34:01] [INFO ] [Nat]Absence check using state equation in 752 ms returned sat
[2026-05-31 06:34:01] [INFO ] [Nat]Added 72 Read/Feed constraints in 839 ms returned sat
[2026-05-31 06:34:02] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 76 ms.
[2026-05-31 06:34:05] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 727 ms
[2026-05-31 06:34:05] [INFO ] Added : 70 causal constraints over 15 iterations in 3553 ms. Result :sat
Minimization took 3817 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[421, 63]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[421, 63]
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 13 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:34:10] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:34:10] [INFO ] Invariant cache hit.
[2026-05-31 06:34:12] [INFO ] Implicit Places using invariants in 1887 ms returned []
[2026-05-31 06:34:12] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:34:12] [INFO ] Invariant cache hit.
[2026-05-31 06:34:13] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:34:19] [INFO ] Implicit Places using invariants and state equation in 7293 ms returned []
Implicit Place search using SMT with State Equation took 9203 ms to find 0 implicit places.
[2026-05-31 06:34:19] [INFO ] Redundant transitions in 14 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9241 ms. Remains : 358/358 places, 798/798 transitions.
[2026-05-31 06:34:19] [INFO ] Flatten gal took : 61 ms
[2026-05-31 06:34:19] [INFO ] Flatten gal took : 30 ms
[2026-05-31 06:34:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10106955045269359128.gal : 8 ms
[2026-05-31 06:34:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9801224350543014158.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10106955045269359128.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9801224350543014158.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (23 resets) in 594 ms. (67 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (16 resets) in 363 ms. (109 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality9801224350543014158.prop.
BEST_FIRST walk for 40003 steps (10 resets) in 292 ms. (136 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (13 resets) in 273 ms. (145 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (12 resets) in 245 ms. (162 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :11 after 71
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :71 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1750 after 1894
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1894 after 2278
Interrupted probabilistic random walk after 72887 steps, run timeout after 3001 ms. (steps per millisecond=24 ) properties seen :0 out of 4
Probabilistic random walk after 72887 steps, saw 45196 distinct states, run finished after 3015 ms. (steps per millisecond=24 ) properties seen :0
[2026-05-31 06:34:23] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:34:23] [INFO ] Invariant cache hit.
[2026-05-31 06:34:23] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1594 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :2278 after 8944
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2804 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4407ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 315 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 22 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 358/358 places, 798/798 transitions.
RANDOM walk for 40000 steps (29 resets) in 367 ms. (108 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (11 resets) in 212 ms. (187 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (14 resets) in 203 ms. (196 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :8944 after 19696
Interrupted probabilistic random walk after 147286 steps, run timeout after 3001 ms. (steps per millisecond=49 ) properties seen :0 out of 2
Probabilistic random walk after 147286 steps, saw 87658 distinct states, run finished after 3001 ms. (steps per millisecond=49 ) properties seen :0
[2026-05-31 06:34:31] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:34:31] [INFO ] Invariant cache hit.
[2026-05-31 06:34:31] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1475 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3540 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5024ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 858 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:34:37] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:34:37] [INFO ] Invariant cache hit.
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :19696 after 88546
[2026-05-31 06:34:39] [INFO ] Implicit Places using invariants in 1645 ms returned []
[2026-05-31 06:34:39] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:34:39] [INFO ] Invariant cache hit.
[2026-05-31 06:34:39] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:34:46] [INFO ] Implicit Places using invariants and state equation in 7471 ms returned []
Implicit Place search using SMT with State Equation took 9123 ms to find 0 implicit places.
[2026-05-31 06:34:46] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9152 ms. Remains : 358/358 places, 798/798 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 358 transition count 786
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 352 transition count 810
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 352 transition count 786
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 352 transition count 780
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 346 transition count 780
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 346 transition count 774
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 340 transition count 774
Applied a total of 72 rules in 57 ms. Remains 340 /358 variables (removed 18) and now considering 774/798 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9316056708527228688.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10754168324427948684.kers'
[2026-05-31 06:34:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9316056708527228688.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10754168324427948684.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 774 rows 335 cols 3767 entries
Finished phase 1 with 145 SingleSign rule and 153 generalized
[2026-05-31 06:34:46] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-10754168324427948684.kers
Total runtime 9 ms.
[2026-05-31 06:34:46] [INFO ] [Real]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 06:34:46] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 42 ms returned sat
[2026-05-31 06:34:46] [INFO ] After 155ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-31 06:34:46] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:34:46] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 40 ms returned sat
[2026-05-31 06:34:48] [INFO ] After 1420ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-31 06:34:48] [INFO ] After 1683ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:34:48] [INFO ] After 2098ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:34:48] [INFO ] Flatten gal took : 41 ms
[2026-05-31 06:34:48] [INFO ] Flatten gal took : 24 ms
[2026-05-31 06:34:48] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17370409370559427747.gal : 6 ms
[2026-05-31 06:34:48] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3211088736466193703.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17370409370559427747.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3211088736466193703.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality3211088736466193703.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 47
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :47 after 61
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :61 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 527
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :527 after 698
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :698 after 779
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :779 after 1059
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1059 after 2487
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :88546 after 228262
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2487 after 10353
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23611 after 34255
Detected timeout of ITS tools.
[2026-05-31 06:35:04] [INFO ] Flatten gal took : 23 ms
[2026-05-31 06:35:04] [INFO ] Applying decomposition
[2026-05-31 06:35:04] [INFO ] Flatten gal took : 24 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph755251728413677013.txt' '-o' '/tmp/graph755251728413677013.bin' '-w' '/tmp/graph755251728413677013.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph755251728413677013.bin' '-l' '-1' '-v' '-w' '/tmp/graph755251728413677013.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:35:04] [INFO ] Decomposing Gal with order
[2026-05-31 06:35:04] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:35:04] [INFO ] Removed a total of 569 redundant transitions.
[2026-05-31 06:35:04] [INFO ] Flatten gal took : 76 ms
[2026-05-31 06:35:04] [INFO ] Fuse similar labels procedure discarded/fused a total of 346 labels/synchronizations in 9 ms.
[2026-05-31 06:35:04] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18297939870495781145.gal : 6 ms
[2026-05-31 06:35:04] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9741228202791575299.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality18297939870495781145.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9741228202791575299.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality9741228202791575299.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 5
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :5 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :10 after 43
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :43 after 77
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 2807
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2807 after 2889
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2889 after 3243
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3243 after 3734
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3734 after 6742
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :6742 after 9823
Detected timeout of ITS tools.
[2026-05-31 06:35:10] [INFO ] Flatten gal took : 21 ms
[2026-05-31 06:35:10] [INFO ] Applying decomposition
[2026-05-31 06:35:10] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph5722621150305151116.txt' '-o' '/tmp/graph5722621150305151116.bin' '-w' '/tmp/graph5722621150305151116.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph5722621150305151116.bin' '-l' '-1' '-v' '-w' '/tmp/graph5722621150305151116.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:35:10] [INFO ] Decomposing Gal with order
[2026-05-31 06:35:10] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:35:10] [INFO ] Removed a total of 552 redundant transitions.
[2026-05-31 06:35:10] [INFO ] Flatten gal took : 66 ms
[2026-05-31 06:35:10] [INFO ] Fuse similar labels procedure discarded/fused a total of 333 labels/synchronizations in 9 ms.
[2026-05-31 06:35:10] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6985317978223636424.gal : 6 ms
[2026-05-31 06:35:10] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17601633335647655070.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6985317978223636424.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17601633335647655070.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality17601633335647655070.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 10
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :10 after 28
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :28 after 64
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :64 after 180
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :430 after 2436
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2436 after 2512
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2512 after 2784
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2784 after 3053
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3053 after 3966
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :3966 after 6328
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :9823 after 20913
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 32773 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[420, 62]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2820257142904466827.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9514560071951584488.kers'
[2026-05-31 06:35:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2820257142904466827.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9514560071951584488.kers]
Normalized transition count is 786 out of 798 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:35:19] [INFO ] Computed 42 invariants in 8 ms
Computed 42 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-9514560071951584488.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[420, 62]
RANDOM walk for 1000000 steps (522 resets) in 4848 ms. (206 steps per ms)
BEST_FIRST walk for 2000000 steps (438 resets) in 4560 ms. (438 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[420, 62]
[2026-05-31 06:35:28] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6205039820727182398.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10378191623320066132.kers'
[2026-05-31 06:35:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6205039820727182398.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10378191623320066132.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:35:28] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-10378191623320066132.kers
Total runtime 9 ms.
[2026-05-31 06:35:28] [INFO ] [Real]Absence check using 20 positive place invariants in 15 ms returned sat
[2026-05-31 06:35:28] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 36 ms returned sat
[2026-05-31 06:35:30] [INFO ] [Real]Absence check using state equation in 1185 ms returned sat
[2026-05-31 06:35:30] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:35:30] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:35:30] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 25 ms returned sat
[2026-05-31 06:35:31] [INFO ] [Nat]Absence check using state equation in 1118 ms returned sat
[2026-05-31 06:35:31] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:35:31] [INFO ] [Nat]Added 72 Read/Feed constraints in 591 ms returned sat
[2026-05-31 06:35:32] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1023 ms
[2026-05-31 06:35:33] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 70 ms.
[2026-05-31 06:35:35] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 162 ms
[2026-05-31 06:35:35] [INFO ] Added : 57 causal constraints over 12 iterations in 2946 ms. Result :sat
Minimization took 4187 ms.
[2026-05-31 06:35:40] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:35:40] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 25 ms returned sat
[2026-05-31 06:35:40] [INFO ] [Real]Absence check using state equation in 365 ms returned sat
[2026-05-31 06:35:40] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:35:40] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:35:40] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 25 ms returned sat
[2026-05-31 06:35:41] [INFO ] [Nat]Absence check using state equation in 858 ms returned sat
[2026-05-31 06:35:42] [INFO ] [Nat]Added 72 Read/Feed constraints in 853 ms returned sat
[2026-05-31 06:35:42] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 71 ms.
[2026-05-31 06:35:46] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 747 ms
[2026-05-31 06:35:46] [INFO ] Added : 70 causal constraints over 15 iterations in 4240 ms. Result :sat
Minimization took 3814 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[420, 62]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[420, 62]
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:35:51] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:35:51] [INFO ] Invariant cache hit.
[2026-05-31 06:35:53] [INFO ] Implicit Places using invariants in 1865 ms returned []
[2026-05-31 06:35:53] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:35:53] [INFO ] Invariant cache hit.
[2026-05-31 06:35:54] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:36:01] [INFO ] Implicit Places using invariants and state equation in 7720 ms returned []
Implicit Place search using SMT with State Equation took 9588 ms to find 0 implicit places.
[2026-05-31 06:36:01] [INFO ] Redundant transitions in 9 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9617 ms. Remains : 358/358 places, 798/798 transitions.
[2026-05-31 06:36:01] [INFO ] Flatten gal took : 72 ms
[2026-05-31 06:36:01] [INFO ] Flatten gal took : 35 ms
[2026-05-31 06:36:01] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13706798813322485508.gal : 6 ms
[2026-05-31 06:36:01] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11082498844914046145.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13706798813322485508.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11082498844914046145.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
RANDOM walk for 40000 steps (27 resets) in 372 ms. (107 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (12 resets) in 169 ms. (235 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (12 resets) in 202 ms. (197 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (11 resets) in 177 ms. (224 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality11082498844914046145.prop.
BEST_FIRST walk for 40002 steps (11 resets) in 361 ms. (110 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :11 after 71
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :71 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1750 after 1894
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1894 after 2278
Interrupted probabilistic random walk after 103223 steps, run timeout after 3001 ms. (steps per millisecond=34 ) properties seen :0 out of 4
Probabilistic random walk after 103223 steps, saw 62710 distinct states, run finished after 3001 ms. (steps per millisecond=34 ) properties seen :0
[2026-05-31 06:36:04] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:36:04] [INFO ] Invariant cache hit.
[2026-05-31 06:36:04] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1476 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD size :2278 after 8944
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3103 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4601ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 734 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 19 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 358/358 places, 798/798 transitions.
RANDOM walk for 40000 steps (21 resets) in 343 ms. (116 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (13 resets) in 172 ms. (231 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (11 resets) in 144 ms. (275 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :8944 after 19696
Interrupted probabilistic random walk after 138341 steps, run timeout after 3001 ms. (steps per millisecond=46 ) properties seen :0 out of 2
Probabilistic random walk after 138341 steps, saw 82695 distinct states, run finished after 3001 ms. (steps per millisecond=46 ) properties seen :0
[2026-05-31 06:36:13] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:36:13] [INFO ] Invariant cache hit.
[2026-05-31 06:36:13] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1535 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3640 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5183ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 892 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 15 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:36:19] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:36:19] [INFO ] Invariant cache hit.
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :19696 after 88546
[2026-05-31 06:36:21] [INFO ] Implicit Places using invariants in 1656 ms returned []
[2026-05-31 06:36:21] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:36:21] [INFO ] Invariant cache hit.
[2026-05-31 06:36:22] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:36:28] [INFO ] Implicit Places using invariants and state equation in 7582 ms returned []
Implicit Place search using SMT with State Equation took 9241 ms to find 0 implicit places.
[2026-05-31 06:36:28] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9268 ms. Remains : 358/358 places, 798/798 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 358 transition count 786
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 352 transition count 810
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 352 transition count 786
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 352 transition count 780
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 346 transition count 780
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 346 transition count 774
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 340 transition count 774
Applied a total of 72 rules in 63 ms. Remains 340 /358 variables (removed 18) and now considering 774/798 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10071419252321210852.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12808775350642327649.kers'
[2026-05-31 06:36:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10071419252321210852.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12808775350642327649.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 774 rows 335 cols 3767 entries
Finished phase 1 with 145 SingleSign rule and 153 generalized
[2026-05-31 06:36:28] [INFO ] Computed 42 invariants in 8 ms
Computed 42 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-12808775350642327649.kers
Total runtime 10 ms.
[2026-05-31 06:36:29] [INFO ] [Real]Absence check using 20 positive place invariants in 12 ms returned sat
[2026-05-31 06:36:29] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 44 ms returned sat
[2026-05-31 06:36:29] [INFO ] After 161ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-31 06:36:29] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:36:29] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 41 ms returned sat
[2026-05-31 06:36:30] [INFO ] After 1402ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-31 06:36:30] [INFO ] After 1670ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:36:31] [INFO ] After 2100ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:36:31] [INFO ] Flatten gal took : 23 ms
[2026-05-31 06:36:31] [INFO ] Flatten gal took : 24 ms
[2026-05-31 06:36:31] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13171002961105732768.gal : 5 ms
[2026-05-31 06:36:31] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17853509354469179049.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13171002961105732768.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17853509354469179049.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality17853509354469179049.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 47
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :47 after 61
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :61 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 527
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :527 after 698
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :698 after 779
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :779 after 1059
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1059 after 2487
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :88546 after 228262
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2487 after 10353
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23611 after 34255
Detected timeout of ITS tools.
[2026-05-31 06:36:46] [INFO ] Flatten gal took : 23 ms
[2026-05-31 06:36:46] [INFO ] Applying decomposition
[2026-05-31 06:36:46] [INFO ] Flatten gal took : 24 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph4359962355777901429.txt' '-o' '/tmp/graph4359962355777901429.bin' '-w' '/tmp/graph4359962355777901429.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4359962355777901429.bin' '-l' '-1' '-v' '-w' '/tmp/graph4359962355777901429.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:36:46] [INFO ] Decomposing Gal with order
[2026-05-31 06:36:46] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:36:46] [INFO ] Removed a total of 553 redundant transitions.
[2026-05-31 06:36:46] [INFO ] Flatten gal took : 73 ms
[2026-05-31 06:36:46] [INFO ] Fuse similar labels procedure discarded/fused a total of 370 labels/synchronizations in 9 ms.
[2026-05-31 06:36:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3609940269013000492.gal : 6 ms
[2026-05-31 06:36:46] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1061454689478775845.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3609940269013000492.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1061454689478775845.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality1061454689478775845.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 19
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :19 after 61
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :61 after 77
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :77 after 203
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :427 after 3505
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :3505 after 4081
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4081 after 4586
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :4586 after 5181
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :5181 after 9304
Detected timeout of ITS tools.
[2026-05-31 06:36:51] [INFO ] Flatten gal took : 20 ms
[2026-05-31 06:36:51] [INFO ] Applying decomposition
[2026-05-31 06:36:51] [INFO ] Flatten gal took : 20 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph14878473557457789933.txt' '-o' '/tmp/graph14878473557457789933.bin' '-w' '/tmp/graph14878473557457789933.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14878473557457789933.bin' '-l' '-1' '-v' '-w' '/tmp/graph14878473557457789933.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:36:51] [INFO ] Decomposing Gal with order
[2026-05-31 06:36:51] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:36:51] [INFO ] Removed a total of 492 redundant transitions.
[2026-05-31 06:36:51] [INFO ] Flatten gal took : 62 ms
[2026-05-31 06:36:51] [INFO ] Fuse similar labels procedure discarded/fused a total of 268 labels/synchronizations in 6 ms.
[2026-05-31 06:36:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8138675409066261282.gal : 5 ms
[2026-05-31 06:36:51] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5837713527071146659.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8138675409066261282.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5837713527071146659.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality5837713527071146659.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 10
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :10 after 28
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :28 after 80
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :430 after 1410
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1410 after 2440
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2440 after 2522
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2522 after 2837
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2837 after 3003
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3003 after 3920
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :3920 after 6290
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :9304 after 21683
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 32779 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[419, 61]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8120923841834346603.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7199429799050939444.kers'
[2026-05-31 06:37:01] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8120923841834346603.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7199429799050939444.kers]
Normalized transition count is 786 out of 798 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:37:01] [INFO ] Computed 42 invariants in 8 ms
Computed 42 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-7199429799050939444.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[419, 61]
RANDOM walk for 1000000 steps (534 resets) in 4644 ms. (215 steps per ms)
BEST_FIRST walk for 2000000 steps (446 resets) in 4393 ms. (455 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[419, 61]
[2026-05-31 06:37:10] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14846055319439987929.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12374616107110665750.kers'
[2026-05-31 06:37:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14846055319439987929.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12374616107110665750.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:37:10] [INFO ] Computed 42 invariants in 13 ms
Computed 42 P flows in 13 ms.
Exported basis to /tmp/petrispot-output-12374616107110665750.kers
Total runtime 18 ms.
[2026-05-31 06:37:10] [INFO ] [Real]Absence check using 20 positive place invariants in 14 ms returned sat
[2026-05-31 06:37:10] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 37 ms returned sat
[2026-05-31 06:37:12] [INFO ] [Real]Absence check using state equation in 1142 ms returned sat
[2026-05-31 06:37:12] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:37:12] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:37:12] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 23 ms returned sat
[2026-05-31 06:37:13] [INFO ] [Nat]Absence check using state equation in 1086 ms returned sat
[2026-05-31 06:37:13] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:37:13] [INFO ] [Nat]Added 72 Read/Feed constraints in 482 ms returned sat
[2026-05-31 06:37:15] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1261 ms
[2026-05-31 06:37:15] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 74 ms.
[2026-05-31 06:37:18] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 248 ms
[2026-05-31 06:37:18] [INFO ] Added : 57 causal constraints over 12 iterations in 3699 ms. Result :sat
Minimization took 3945 ms.
[2026-05-31 06:37:22] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:37:22] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 24 ms returned sat
[2026-05-31 06:37:23] [INFO ] [Real]Absence check using state equation in 564 ms returned sat
[2026-05-31 06:37:23] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:37:23] [INFO ] [Nat]Absence check using 20 positive place invariants in 19 ms returned sat
[2026-05-31 06:37:23] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 40 ms returned sat
[2026-05-31 06:37:24] [INFO ] [Nat]Absence check using state equation in 939 ms returned sat
[2026-05-31 06:37:25] [INFO ] [Nat]Added 72 Read/Feed constraints in 791 ms returned sat
[2026-05-31 06:37:25] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 53 ms.
[2026-05-31 06:37:29] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 839 ms
[2026-05-31 06:37:29] [INFO ] Added : 70 causal constraints over 15 iterations in 4278 ms. Result :sat
Minimization took 3679 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[419, 61]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[419, 61]
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:37:34] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:37:34] [INFO ] Invariant cache hit.
[2026-05-31 06:37:36] [INFO ] Implicit Places using invariants in 1463 ms returned []
[2026-05-31 06:37:36] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:37:36] [INFO ] Invariant cache hit.
[2026-05-31 06:37:37] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:37:43] [INFO ] Implicit Places using invariants and state equation in 7438 ms returned []
Implicit Place search using SMT with State Equation took 8916 ms to find 0 implicit places.
[2026-05-31 06:37:43] [INFO ] Redundant transitions in 9 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8947 ms. Remains : 358/358 places, 798/798 transitions.
[2026-05-31 06:37:43] [INFO ] Flatten gal took : 35 ms
[2026-05-31 06:37:43] [INFO ] Flatten gal took : 37 ms
[2026-05-31 06:37:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6995639413800753631.gal : 5 ms
[2026-05-31 06:37:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11136147075856835775.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6995639413800753631.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11136147075856835775.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (24 resets) in 508 ms. (78 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (16 resets) in 193 ms. (206 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (16 resets) in 169 ms. (235 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality11136147075856835775.prop.
BEST_FIRST walk for 40004 steps (8 resets) in 164 ms. (242 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (9 resets) in 166 ms. (239 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :11 after 71
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :71 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1750 after 1894
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1894 after 2278
Interrupted probabilistic random walk after 104767 steps, run timeout after 3001 ms. (steps per millisecond=34 ) properties seen :0 out of 4
Probabilistic random walk after 104767 steps, saw 63634 distinct states, run finished after 3001 ms. (steps per millisecond=34 ) properties seen :0
[2026-05-31 06:37:47] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:37:47] [INFO ] Invariant cache hit.
[2026-05-31 06:37:47] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1545 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :2278 after 8944
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3177 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4745ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 403 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 20 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 358/358 places, 798/798 transitions.
RANDOM walk for 40000 steps (26 resets) in 377 ms. (105 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (13 resets) in 204 ms. (195 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (11 resets) in 175 ms. (227 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :8944 after 19696
Interrupted probabilistic random walk after 121299 steps, run timeout after 3001 ms. (steps per millisecond=40 ) properties seen :0 out of 2
Probabilistic random walk after 121299 steps, saw 72956 distinct states, run finished after 3001 ms. (steps per millisecond=40 ) properties seen :0
[2026-05-31 06:37:55] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:37:55] [INFO ] Invariant cache hit.
[2026-05-31 06:37:55] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1954 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :19696 after 88546
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4104 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6068ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 922 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:38:02] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:38:02] [INFO ] Invariant cache hit.
[2026-05-31 06:38:04] [INFO ] Implicit Places using invariants in 1946 ms returned []
[2026-05-31 06:38:04] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:38:04] [INFO ] Invariant cache hit.
[2026-05-31 06:38:05] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:38:11] [INFO ] Implicit Places using invariants and state equation in 6806 ms returned []
Implicit Place search using SMT with State Equation took 8755 ms to find 0 implicit places.
[2026-05-31 06:38:11] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8785 ms. Remains : 358/358 places, 798/798 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 358 transition count 786
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 352 transition count 810
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 352 transition count 786
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 352 transition count 780
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 346 transition count 780
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 346 transition count 774
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 340 transition count 774
Applied a total of 72 rules in 50 ms. Remains 340 /358 variables (removed 18) and now considering 774/798 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18192472523468789674.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2635890840434404933.kers'
[2026-05-31 06:38:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18192472523468789674.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2635890840434404933.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 774 rows 335 cols 3767 entries
Finished phase 1 with 145 SingleSign rule and 153 generalized
[2026-05-31 06:38:11] [INFO ] Computed 42 invariants in 8 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-2635890840434404933.kers
Total runtime 10 ms.
[2026-05-31 06:38:11] [INFO ] [Real]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-31 06:38:11] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 38 ms returned sat
[2026-05-31 06:38:11] [INFO ] After 145ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-31 06:38:11] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:38:11] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 37 ms returned sat
[2026-05-31 06:38:13] [INFO ] After 1347ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-31 06:38:13] [INFO ] After 1660ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:38:13] [INFO ] After 2220ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:38:13] [INFO ] Flatten gal took : 36 ms
[2026-05-31 06:38:14] [INFO ] Flatten gal took : 36 ms
[2026-05-31 06:38:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8173248618139466296.gal : 8 ms
[2026-05-31 06:38:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5932756466905870152.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8173248618139466296.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5932756466905870152.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality5932756466905870152.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 47
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :47 after 61
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :61 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 77
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :88546 after 228262
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 527
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :527 after 698
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :698 after 779
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :779 after 1059
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1059 after 2487
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2487 after 10353
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23611 after 34255
Detected timeout of ITS tools.
[2026-05-31 06:38:29] [INFO ] Flatten gal took : 22 ms
[2026-05-31 06:38:29] [INFO ] Applying decomposition
[2026-05-31 06:38:29] [INFO ] Flatten gal took : 21 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph16744479782231397099.txt' '-o' '/tmp/graph16744479782231397099.bin' '-w' '/tmp/graph16744479782231397099.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16744479782231397099.bin' '-l' '-1' '-v' '-w' '/tmp/graph16744479782231397099.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:38:29] [INFO ] Decomposing Gal with order
[2026-05-31 06:38:29] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:38:29] [INFO ] Removed a total of 598 redundant transitions.
[2026-05-31 06:38:29] [INFO ] Flatten gal took : 67 ms
[2026-05-31 06:38:29] [INFO ] Fuse similar labels procedure discarded/fused a total of 446 labels/synchronizations in 8 ms.
[2026-05-31 06:38:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10999513447024919951.gal : 5 ms
[2026-05-31 06:38:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3706456159471558452.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10999513447024919951.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3706456159471558452.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality3706456159471558452.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 21
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :21 after 77
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :77 after 111
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :111 after 231
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :231 after 403
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :403 after 865
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :865 after 1253
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1253 after 2343
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2343 after 3575
Detected timeout of ITS tools.
[2026-05-31 06:38:33] [INFO ] Flatten gal took : 23 ms
[2026-05-31 06:38:33] [INFO ] Applying decomposition
[2026-05-31 06:38:34] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph4966100915306518754.txt' '-o' '/tmp/graph4966100915306518754.bin' '-w' '/tmp/graph4966100915306518754.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4966100915306518754.bin' '-l' '-1' '-v' '-w' '/tmp/graph4966100915306518754.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:38:34] [INFO ] Decomposing Gal with order
[2026-05-31 06:38:34] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:38:34] [INFO ] Removed a total of 708 redundant transitions.
[2026-05-31 06:38:34] [INFO ] Flatten gal took : 56 ms
[2026-05-31 06:38:34] [INFO ] Fuse similar labels procedure discarded/fused a total of 202 labels/synchronizations in 8 ms.
[2026-05-31 06:38:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2140553665679503815.gal : 7 ms
[2026-05-31 06:38:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16421063681364180961.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2140553665679503815.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16421063681364180961.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality16421063681364180961.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 10
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :10 after 64
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3575 after 7429
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :64 after 156
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :156 after 430
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :430 after 2405
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2405 after 2772
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2772 after 3103
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3103 after 3338
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3338 after 4750
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :7429 after 11351
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4750 after 10778
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :11351 after 25611
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 32873 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[418, 60]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9088314372631086737.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10685272427680832568.kers'
[2026-05-31 06:38:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9088314372631086737.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10685272427680832568.kers]
Normalized transition count is 786 out of 798 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:38:44] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-10685272427680832568.kers
Total runtime 9 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[418, 60]
RANDOM walk for 1000000 steps (578 resets) in 4656 ms. (214 steps per ms)
BEST_FIRST walk for 2000001 steps (458 resets) in 4295 ms. (465 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[418, 60]
[2026-05-31 06:38:53] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3930321031774794017.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14655995980904826978.kers'
[2026-05-31 06:38:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3930321031774794017.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14655995980904826978.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:38:53] [INFO ] Computed 42 invariants in 8 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-14655995980904826978.kers
Total runtime 9 ms.
[2026-05-31 06:38:53] [INFO ] [Real]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-31 06:38:53] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 23 ms returned sat
[2026-05-31 06:38:54] [INFO ] [Real]Absence check using state equation in 1071 ms returned sat
[2026-05-31 06:38:54] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:38:54] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:38:54] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 23 ms returned sat
[2026-05-31 06:38:56] [INFO ] [Nat]Absence check using state equation in 1340 ms returned sat
[2026-05-31 06:38:56] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:38:56] [INFO ] [Nat]Added 72 Read/Feed constraints in 510 ms returned sat
[2026-05-31 06:38:57] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1294 ms
[2026-05-31 06:38:57] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 89 ms.
[2026-05-31 06:39:00] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 169 ms
[2026-05-31 06:39:00] [INFO ] Added : 57 causal constraints over 12 iterations in 3096 ms. Result :sat
Minimization took 4131 ms.
[2026-05-31 06:39:05] [INFO ] [Real]Absence check using 20 positive place invariants in 14 ms returned sat
[2026-05-31 06:39:05] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 30 ms returned sat
[2026-05-31 06:39:05] [INFO ] [Real]Absence check using state equation in 493 ms returned sat
[2026-05-31 06:39:05] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:39:05] [INFO ] [Nat]Absence check using 20 positive place invariants in 15 ms returned sat
[2026-05-31 06:39:05] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 40 ms returned sat
[2026-05-31 06:39:07] [INFO ] [Nat]Absence check using state equation in 1116 ms returned sat
[2026-05-31 06:39:08] [INFO ] [Nat]Added 72 Read/Feed constraints in 1087 ms returned sat
[2026-05-31 06:39:08] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 69 ms.
[2026-05-31 06:39:11] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 834 ms
[2026-05-31 06:39:12] [INFO ] Added : 70 causal constraints over 15 iterations in 3928 ms. Result :sat
Minimization took 3894 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[418, 60]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[418, 60]
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:39:17] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:39:17] [INFO ] Invariant cache hit.
[2026-05-31 06:39:18] [INFO ] Implicit Places using invariants in 1542 ms returned []
[2026-05-31 06:39:18] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:39:18] [INFO ] Invariant cache hit.
[2026-05-31 06:39:20] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:39:26] [INFO ] Implicit Places using invariants and state equation in 7270 ms returned []
Implicit Place search using SMT with State Equation took 8816 ms to find 0 implicit places.
[2026-05-31 06:39:26] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8843 ms. Remains : 358/358 places, 798/798 transitions.
[2026-05-31 06:39:26] [INFO ] Flatten gal took : 62 ms
[2026-05-31 06:39:26] [INFO ] Flatten gal took : 22 ms
[2026-05-31 06:39:26] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5857506840461908797.gal : 15 ms
[2026-05-31 06:39:26] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16185401177898857960.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5857506840461908797.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16185401177898857960.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (22 resets) in 431 ms. (92 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (12 resets) in 265 ms. (150 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality16185401177898857960.prop.
BEST_FIRST walk for 40002 steps (14 resets) in 146 ms. (272 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (15 resets) in 219 ms. (181 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (9 resets) in 194 ms. (205 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :11 after 71
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :71 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1750 after 1894
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1894 after 2278
Interrupted probabilistic random walk after 109304 steps, run timeout after 3001 ms. (steps per millisecond=36 ) properties seen :0 out of 4
Probabilistic random walk after 109304 steps, saw 66200 distinct states, run finished after 3001 ms. (steps per millisecond=36 ) properties seen :0
[2026-05-31 06:39:29] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:39:29] [INFO ] Invariant cache hit.
[2026-05-31 06:39:29] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1640 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :2278 after 8944
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3402 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5052ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 609 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 358/358 places, 798/798 transitions.
RANDOM walk for 40000 steps (15 resets) in 298 ms. (133 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (10 resets) in 179 ms. (222 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (15 resets) in 146 ms. (272 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :8944 after 19696
Interrupted probabilistic random walk after 135697 steps, run timeout after 3001 ms. (steps per millisecond=45 ) properties seen :0 out of 2
Probabilistic random walk after 135697 steps, saw 81201 distinct states, run finished after 3001 ms. (steps per millisecond=45 ) properties seen :0
[2026-05-31 06:39:38] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:39:38] [INFO ] Invariant cache hit.
[2026-05-31 06:39:38] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1821 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :19696 after 88546
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4090 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5945ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 829 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:39:45] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:39:45] [INFO ] Invariant cache hit.
[2026-05-31 06:39:47] [INFO ] Implicit Places using invariants in 1668 ms returned []
[2026-05-31 06:39:47] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:39:47] [INFO ] Invariant cache hit.
[2026-05-31 06:39:47] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:39:54] [INFO ] Implicit Places using invariants and state equation in 7130 ms returned []
Implicit Place search using SMT with State Equation took 8816 ms to find 0 implicit places.
[2026-05-31 06:39:54] [INFO ] Redundant transitions in 9 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8844 ms. Remains : 358/358 places, 798/798 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 358 transition count 786
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 352 transition count 810
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 352 transition count 786
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 352 transition count 780
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 346 transition count 780
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 346 transition count 774
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 340 transition count 774
Applied a total of 72 rules in 52 ms. Remains 340 /358 variables (removed 18) and now considering 774/798 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17528725990923445813.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2797324238587344966.kers'
[2026-05-31 06:39:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17528725990923445813.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2797324238587344966.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 774 rows 335 cols 3767 entries
Finished phase 1 with 145 SingleSign rule and 153 generalized
[2026-05-31 06:39:54] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-2797324238587344966.kers
Total runtime 9 ms.
[2026-05-31 06:39:54] [INFO ] [Real]Absence check using 20 positive place invariants in 15 ms returned sat
[2026-05-31 06:39:54] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 66 ms returned sat
[2026-05-31 06:39:54] [INFO ] After 232ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-31 06:39:54] [INFO ] [Nat]Absence check using 20 positive place invariants in 16 ms returned sat
[2026-05-31 06:39:54] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 63 ms returned sat
[2026-05-31 06:39:56] [INFO ] After 1642ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-31 06:39:56] [INFO ] After 2003ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:39:57] [INFO ] After 2609ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:39:57] [INFO ] Flatten gal took : 23 ms
[2026-05-31 06:39:57] [INFO ] Flatten gal took : 23 ms
[2026-05-31 06:39:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1587196787374215198.gal : 5 ms
[2026-05-31 06:39:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14210511890980551933.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1587196787374215198.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14210511890980551933.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality14210511890980551933.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 47
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :47 after 61
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :61 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 527
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :527 after 698
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :698 after 779
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :88546 after 228262
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :779 after 1059
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1059 after 2487
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2487 after 10353
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23611 after 34255
Detected timeout of ITS tools.
[2026-05-31 06:40:12] [INFO ] Flatten gal took : 21 ms
[2026-05-31 06:40:12] [INFO ] Applying decomposition
[2026-05-31 06:40:12] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph11040628108874920768.txt' '-o' '/tmp/graph11040628108874920768.bin' '-w' '/tmp/graph11040628108874920768.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph11040628108874920768.bin' '-l' '-1' '-v' '-w' '/tmp/graph11040628108874920768.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:40:12] [INFO ] Decomposing Gal with order
[2026-05-31 06:40:12] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:40:12] [INFO ] Removed a total of 645 redundant transitions.
[2026-05-31 06:40:12] [INFO ] Flatten gal took : 73 ms
[2026-05-31 06:40:12] [INFO ] Fuse similar labels procedure discarded/fused a total of 325 labels/synchronizations in 8 ms.
[2026-05-31 06:40:12] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7446373727077328083.gal : 5 ms
[2026-05-31 06:40:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10290272170713611397.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7446373727077328083.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10290272170713611397.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality10290272170713611397.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :8 after 9
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :9 after 10
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :10 after 55
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :55 after 75
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :75 after 231
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :427 after 3141
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :3141 after 3675
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3675 after 4083
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4083 after 4857
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4857 after 8627
Detected timeout of ITS tools.
[2026-05-31 06:40:16] [INFO ] Flatten gal took : 21 ms
[2026-05-31 06:40:16] [INFO ] Applying decomposition
[2026-05-31 06:40:16] [INFO ] Flatten gal took : 21 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph12408083121845868321.txt' '-o' '/tmp/graph12408083121845868321.bin' '-w' '/tmp/graph12408083121845868321.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph12408083121845868321.bin' '-l' '-1' '-v' '-w' '/tmp/graph12408083121845868321.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:40:16] [INFO ] Decomposing Gal with order
[2026-05-31 06:40:16] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:40:16] [INFO ] Removed a total of 718 redundant transitions.
[2026-05-31 06:40:16] [INFO ] Flatten gal took : 52 ms
[2026-05-31 06:40:16] [INFO ] Fuse similar labels procedure discarded/fused a total of 211 labels/synchronizations in 7 ms.
[2026-05-31 06:40:16] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16737505120941164883.gal : 5 ms
[2026-05-31 06:40:16] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13709201397128402167.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16737505120941164883.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13709201397128402167.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality13709201397128402167.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 5
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :5 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 13
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :13 after 27
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :27 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :2894 after 2922
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2922 after 3012
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :3012 after 3416
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3416 after 3612
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3612 after 5406
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :8627 after 13647
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5406 after 10862
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 33303 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[417, 59]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17455273691772290661.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16026618738152330511.kers'
[2026-05-31 06:40:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17455273691772290661.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16026618738152330511.kers]
Normalized transition count is 786 out of 798 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:40:27] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-16026618738152330511.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[417, 59]
RANDOM walk for 1000000 steps (528 resets) in 4825 ms. (207 steps per ms)
BEST_FIRST walk for 2000001 steps (418 resets) in 4472 ms. (447 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[417, 59]
[2026-05-31 06:40:36] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4035347694345932049.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1092637084396002502.kers'
[2026-05-31 06:40:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4035347694345932049.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1092637084396002502.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:40:36] [INFO ] Computed 42 invariants in 12 ms
Computed 42 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-1092637084396002502.kers
Total runtime 13 ms.
[2026-05-31 06:40:36] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:40:37] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 24 ms returned sat
[2026-05-31 06:40:37] [INFO ] [Real]Absence check using state equation in 909 ms returned sat
[2026-05-31 06:40:37] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:40:38] [INFO ] [Nat]Absence check using 20 positive place invariants in 17 ms returned sat
[2026-05-31 06:40:38] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 38 ms returned sat
[2026-05-31 06:40:39] [INFO ] [Nat]Absence check using state equation in 1221 ms returned sat
[2026-05-31 06:40:39] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:40:39] [INFO ] [Nat]Added 72 Read/Feed constraints in 516 ms returned sat
[2026-05-31 06:40:40] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1155 ms
[2026-05-31 06:40:41] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 71 ms.
[2026-05-31 06:40:43] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 178 ms
[2026-05-31 06:40:44] [INFO ] Added : 57 causal constraints over 12 iterations in 3065 ms. Result :sat
Minimization took 4231 ms.
[2026-05-31 06:40:48] [INFO ] [Real]Absence check using 20 positive place invariants in 12 ms returned sat
[2026-05-31 06:40:48] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 29 ms returned sat
[2026-05-31 06:40:48] [INFO ] [Real]Absence check using state equation in 427 ms returned sat
[2026-05-31 06:40:48] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:40:49] [INFO ] [Nat]Absence check using 20 positive place invariants in 12 ms returned sat
[2026-05-31 06:40:49] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 27 ms returned sat
[2026-05-31 06:40:49] [INFO ] [Nat]Absence check using state equation in 730 ms returned sat
[2026-05-31 06:40:50] [INFO ] [Nat]Added 72 Read/Feed constraints in 797 ms returned sat
[2026-05-31 06:40:50] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 75 ms.
[2026-05-31 06:40:54] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 739 ms
[2026-05-31 06:40:54] [INFO ] Added : 70 causal constraints over 15 iterations in 3950 ms. Result :sat
Minimization took 3896 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[417, 59]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[417, 59]
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:40:59] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:40:59] [INFO ] Invariant cache hit.
[2026-05-31 06:41:01] [INFO ] Implicit Places using invariants in 1866 ms returned []
[2026-05-31 06:41:01] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:41:01] [INFO ] Invariant cache hit.
[2026-05-31 06:41:02] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:41:10] [INFO ] Implicit Places using invariants and state equation in 8355 ms returned []
Implicit Place search using SMT with State Equation took 10227 ms to find 0 implicit places.
[2026-05-31 06:41:10] [INFO ] Redundant transitions in 9 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10258 ms. Remains : 358/358 places, 798/798 transitions.
[2026-05-31 06:41:10] [INFO ] Flatten gal took : 39 ms
[2026-05-31 06:41:10] [INFO ] Flatten gal took : 39 ms
[2026-05-31 06:41:10] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3233773238573853374.gal : 5 ms
[2026-05-31 06:41:10] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14540885110047681690.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3233773238573853374.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14540885110047681690.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (19 resets) in 518 ms. (77 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality14540885110047681690.prop.
BEST_FIRST walk for 40003 steps (12 resets) in 196 ms. (203 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (12 resets) in 308 ms. (129 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (12 resets) in 172 ms. (231 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (14 resets) in 182 ms. (218 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :11 after 71
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :71 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1750 after 1894
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1894 after 2278
Interrupted probabilistic random walk after 112252 steps, run timeout after 3001 ms. (steps per millisecond=37 ) properties seen :0 out of 4
Probabilistic random walk after 112252 steps, saw 67860 distinct states, run finished after 3001 ms. (steps per millisecond=37 ) properties seen :0
[2026-05-31 06:41:13] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:41:13] [INFO ] Invariant cache hit.
[2026-05-31 06:41:13] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1447 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD size :2278 after 8944
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3055 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4516ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 408 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 20 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 358/358 places, 798/798 transitions.
RANDOM walk for 40000 steps (20 resets) in 441 ms. (90 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (11 resets) in 236 ms. (168 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (15 resets) in 172 ms. (231 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :8944 after 19696
Interrupted probabilistic random walk after 146193 steps, run timeout after 3001 ms. (steps per millisecond=48 ) properties seen :0 out of 2
Probabilistic random walk after 146193 steps, saw 87096 distinct states, run finished after 3005 ms. (steps per millisecond=48 ) properties seen :0
[2026-05-31 06:41:21] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:41:21] [INFO ] Invariant cache hit.
[2026-05-31 06:41:21] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1554 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3734 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5297ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 912 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 14 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 13 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:41:28] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:41:28] [INFO ] Invariant cache hit.
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :19696 after 88546
[2026-05-31 06:41:29] [INFO ] Implicit Places using invariants in 1551 ms returned []
[2026-05-31 06:41:29] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:41:29] [INFO ] Invariant cache hit.
[2026-05-31 06:41:30] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:41:36] [INFO ] Implicit Places using invariants and state equation in 7073 ms returned []
Implicit Place search using SMT with State Equation took 8626 ms to find 0 implicit places.
[2026-05-31 06:41:36] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8656 ms. Remains : 358/358 places, 798/798 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 358 transition count 786
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 352 transition count 810
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 352 transition count 786
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 352 transition count 780
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 346 transition count 780
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 346 transition count 774
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 340 transition count 774
Applied a total of 72 rules in 56 ms. Remains 340 /358 variables (removed 18) and now considering 774/798 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8946610014975296890.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3120801687344911901.kers'
[2026-05-31 06:41:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8946610014975296890.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3120801687344911901.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 774 rows 335 cols 3767 entries
Finished phase 1 with 145 SingleSign rule and 153 generalized
[2026-05-31 06:41:36] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-3120801687344911901.kers
Total runtime 9 ms.
[2026-05-31 06:41:36] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:41:36] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 46 ms returned sat
[2026-05-31 06:41:36] [INFO ] After 158ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-31 06:41:36] [INFO ] [Nat]Absence check using 20 positive place invariants in 12 ms returned sat
[2026-05-31 06:41:37] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 46 ms returned sat
[2026-05-31 06:41:38] [INFO ] After 1468ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-31 06:41:38] [INFO ] After 1728ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:41:39] [INFO ] After 2295ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:41:39] [INFO ] Flatten gal took : 27 ms
[2026-05-31 06:41:39] [INFO ] Flatten gal took : 29 ms
[2026-05-31 06:41:39] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5879757084968187514.gal : 6 ms
[2026-05-31 06:41:39] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17485595234929203573.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5879757084968187514.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17485595234929203573.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality17485595234929203573.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 47
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :47 after 61
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :61 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 527
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :527 after 698
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :698 after 779
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :779 after 1059
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1059 after 2487
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :88546 after 228262
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2487 after 10353
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23611 after 34255
Detected timeout of ITS tools.
[2026-05-31 06:41:54] [INFO ] Flatten gal took : 24 ms
[2026-05-31 06:41:54] [INFO ] Applying decomposition
[2026-05-31 06:41:54] [INFO ] Flatten gal took : 25 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph13047218128204707832.txt' '-o' '/tmp/graph13047218128204707832.bin' '-w' '/tmp/graph13047218128204707832.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph13047218128204707832.bin' '-l' '-1' '-v' '-w' '/tmp/graph13047218128204707832.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:41:54] [INFO ] Decomposing Gal with order
[2026-05-31 06:41:54] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:41:54] [INFO ] Removed a total of 569 redundant transitions.
[2026-05-31 06:41:54] [INFO ] Flatten gal took : 117 ms
[2026-05-31 06:41:54] [INFO ] Fuse similar labels procedure discarded/fused a total of 368 labels/synchronizations in 13 ms.
[2026-05-31 06:41:54] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13707613089932495678.gal : 8 ms
[2026-05-31 06:41:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality835534865803890464.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13707613089932495678.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality835534865803890464.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality835534865803890464.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 5
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :5 after 8
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :8 after 16
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :16 after 71
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :71 after 77
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 2809
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2809 after 2873
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2873 after 3305
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3305 after 5175
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :5175 after 8169
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8169 after 11600
Detected timeout of ITS tools.
[2026-05-31 06:42:00] [INFO ] Flatten gal took : 21 ms
[2026-05-31 06:42:00] [INFO ] Applying decomposition
[2026-05-31 06:42:00] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph1579801040055819098.txt' '-o' '/tmp/graph1579801040055819098.bin' '-w' '/tmp/graph1579801040055819098.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph1579801040055819098.bin' '-l' '-1' '-v' '-w' '/tmp/graph1579801040055819098.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:42:00] [INFO ] Decomposing Gal with order
[2026-05-31 06:42:00] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:42:00] [INFO ] Removed a total of 555 redundant transitions.
[2026-05-31 06:42:00] [INFO ] Flatten gal took : 72 ms
[2026-05-31 06:42:00] [INFO ] Fuse similar labels procedure discarded/fused a total of 371 labels/synchronizations in 9 ms.
[2026-05-31 06:42:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12482811872785818249.gal : 5 ms
[2026-05-31 06:42:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12168021953473854877.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12482811872785818249.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12168021953473854877.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality12168021953473854877.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 5
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :5 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :9 after 14
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :14 after 71
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :71 after 80
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :430 after 2418
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2418 after 2945
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2945 after 3548
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3548 after 5558
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 33065 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[416, 58]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-744053374127693635.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14835436305814756738.kers'
[2026-05-31 06:42:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-744053374127693635.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14835436305814756738.kers]
Normalized transition count is 786 out of 798 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:42:09] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-14835436305814756738.kers
Total runtime 9 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[416, 58]
RANDOM walk for 1000000 steps (560 resets) in 5152 ms. (194 steps per ms)
BEST_FIRST walk for 2000002 steps (510 resets) in 4343 ms. (460 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[416, 58]
[2026-05-31 06:42:19] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1321057930190601288.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3069624487829665812.kers'
[2026-05-31 06:42:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1321057930190601288.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3069624487829665812.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:42:19] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-3069624487829665812.kers
Total runtime 9 ms.
[2026-05-31 06:42:19] [INFO ] [Real]Absence check using 20 positive place invariants in 14 ms returned sat
[2026-05-31 06:42:19] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 35 ms returned sat
[2026-05-31 06:42:20] [INFO ] [Real]Absence check using state equation in 1208 ms returned sat
[2026-05-31 06:42:20] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:42:20] [INFO ] [Nat]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 06:42:20] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 23 ms returned sat
[2026-05-31 06:42:22] [INFO ] [Nat]Absence check using state equation in 1281 ms returned sat
[2026-05-31 06:42:22] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:42:22] [INFO ] [Nat]Added 72 Read/Feed constraints in 644 ms returned sat
[2026-05-31 06:42:24] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1419 ms
[2026-05-31 06:42:24] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 83 ms.
[2026-05-31 06:42:27] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 182 ms
[2026-05-31 06:42:27] [INFO ] Added : 57 causal constraints over 12 iterations in 3200 ms. Result :sat
Minimization took 4260 ms.
[2026-05-31 06:42:31] [INFO ] [Real]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 06:42:31] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 26 ms returned sat
[2026-05-31 06:42:32] [INFO ] [Real]Absence check using state equation in 487 ms returned sat
[2026-05-31 06:42:32] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:42:32] [INFO ] [Nat]Absence check using 20 positive place invariants in 15 ms returned sat
[2026-05-31 06:42:32] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 38 ms returned sat
[2026-05-31 06:42:33] [INFO ] [Nat]Absence check using state equation in 976 ms returned sat
[2026-05-31 06:42:34] [INFO ] [Nat]Added 72 Read/Feed constraints in 917 ms returned sat
[2026-05-31 06:42:34] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 79 ms.
[2026-05-31 06:42:38] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 830 ms
[2026-05-31 06:42:38] [INFO ] Added : 70 causal constraints over 15 iterations in 4550 ms. Result :sat
Minimization took 3945 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[416, 58]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[416, 58]
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 20 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 17 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:42:44] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:42:44] [INFO ] Invariant cache hit.
[2026-05-31 06:42:45] [INFO ] Implicit Places using invariants in 1564 ms returned []
[2026-05-31 06:42:45] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:42:45] [INFO ] Invariant cache hit.
[2026-05-31 06:42:46] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:42:53] [INFO ] Implicit Places using invariants and state equation in 7989 ms returned []
Implicit Place search using SMT with State Equation took 9557 ms to find 0 implicit places.
[2026-05-31 06:42:53] [INFO ] Redundant transitions in 17 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9617 ms. Remains : 358/358 places, 798/798 transitions.
[2026-05-31 06:42:54] [INFO ] Flatten gal took : 52 ms
[2026-05-31 06:42:54] [INFO ] Flatten gal took : 35 ms
[2026-05-31 06:42:54] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9902990414013558573.gal : 8 ms
[2026-05-31 06:42:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6889595080302221584.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9902990414013558573.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6889595080302221584.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
RANDOM walk for 40000 steps (19 resets) in 601 ms. (66 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (11 resets) in 269 ms. (148 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality6889595080302221584.prop.
BEST_FIRST walk for 40004 steps (11 resets) in 316 ms. (126 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (10 resets) in 342 ms. (116 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (13 resets) in 278 ms. (143 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :11 after 71
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :71 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1750 after 1894
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1894 after 2278
Interrupted probabilistic random walk after 93399 steps, run timeout after 3001 ms. (steps per millisecond=31 ) properties seen :0 out of 4
Probabilistic random walk after 93399 steps, saw 57135 distinct states, run finished after 3001 ms. (steps per millisecond=31 ) properties seen :0
[2026-05-31 06:42:57] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:42:57] [INFO ] Invariant cache hit.
[2026-05-31 06:42:57] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1864 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :2278 after 8944
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3443 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5313ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 227 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 358/358 places, 798/798 transitions.
RANDOM walk for 40000 steps (27 resets) in 309 ms. (129 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (15 resets) in 206 ms. (193 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40000 steps (16 resets) in 142 ms. (279 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :8944 after 19696
Interrupted probabilistic random walk after 139682 steps, run timeout after 3001 ms. (steps per millisecond=46 ) properties seen :0 out of 2
Probabilistic random walk after 139682 steps, saw 83406 distinct states, run finished after 3001 ms. (steps per millisecond=46 ) properties seen :0
[2026-05-31 06:43:06] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:43:06] [INFO ] Invariant cache hit.
[2026-05-31 06:43:06] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1533 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4262 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5801ms problems are : Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :19696 after 88546
Parikh walk visited 0 properties in 1008 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:43:13] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:43:13] [INFO ] Invariant cache hit.
[2026-05-31 06:43:15] [INFO ] Implicit Places using invariants in 2021 ms returned []
[2026-05-31 06:43:15] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:43:15] [INFO ] Invariant cache hit.
[2026-05-31 06:43:16] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:43:22] [INFO ] Implicit Places using invariants and state equation in 6849 ms returned []
Implicit Place search using SMT with State Equation took 8872 ms to find 0 implicit places.
[2026-05-31 06:43:22] [INFO ] Redundant transitions in 9 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8900 ms. Remains : 358/358 places, 798/798 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 358 transition count 786
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 352 transition count 810
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 352 transition count 786
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 352 transition count 780
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 346 transition count 780
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 346 transition count 774
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 340 transition count 774
Applied a total of 72 rules in 53 ms. Remains 340 /358 variables (removed 18) and now considering 774/798 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-424041780706215217.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11536824827735751991.kers'
[2026-05-31 06:43:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-424041780706215217.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11536824827735751991.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 774 rows 335 cols 3767 entries
Finished phase 1 with 145 SingleSign rule and 153 generalized
[2026-05-31 06:43:22] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-11536824827735751991.kers
Total runtime 8 ms.
[2026-05-31 06:43:22] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:43:22] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 39 ms returned sat
[2026-05-31 06:43:22] [INFO ] After 159ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-31 06:43:22] [INFO ] [Nat]Absence check using 20 positive place invariants in 16 ms returned sat
[2026-05-31 06:43:22] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 62 ms returned sat
[2026-05-31 06:43:24] [INFO ] After 1633ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-31 06:43:24] [INFO ] After 1891ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:43:24] [INFO ] After 2398ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:43:24] [INFO ] Flatten gal took : 28 ms
[2026-05-31 06:43:24] [INFO ] Flatten gal took : 21 ms
[2026-05-31 06:43:24] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3588716811161722202.gal : 5 ms
[2026-05-31 06:43:24] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6702782500913998291.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3588716811161722202.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6702782500913998291.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality6702782500913998291.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 47
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :47 after 61
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :61 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 527
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :527 after 698
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :698 after 779
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :779 after 1059
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1059 after 2487
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :88546 after 228262
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2487 after 10353
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23611 after 34255
Detected timeout of ITS tools.
[2026-05-31 06:43:39] [INFO ] Flatten gal took : 22 ms
[2026-05-31 06:43:39] [INFO ] Applying decomposition
[2026-05-31 06:43:39] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph17491500480554681259.txt' '-o' '/tmp/graph17491500480554681259.bin' '-w' '/tmp/graph17491500480554681259.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17491500480554681259.bin' '-l' '-1' '-v' '-w' '/tmp/graph17491500480554681259.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:43:39] [INFO ] Decomposing Gal with order
[2026-05-31 06:43:39] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:43:40] [INFO ] Removed a total of 619 redundant transitions.
[2026-05-31 06:43:40] [INFO ] Flatten gal took : 61 ms
[2026-05-31 06:43:40] [INFO ] Fuse similar labels procedure discarded/fused a total of 344 labels/synchronizations in 7 ms.
[2026-05-31 06:43:40] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2724062006662478647.gal : 5 ms
[2026-05-31 06:43:40] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16052088650576208836.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2724062006662478647.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16052088650576208836.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality16052088650576208836.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 31
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :31 after 41
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :41 after 46
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :46 after 47
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :47 after 77
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :3367 after 3401
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :3401 after 3549
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :3549 after 4153
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :4153 after 5913
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :5913 after 11263
Detected timeout of ITS tools.
[2026-05-31 06:43:44] [INFO ] Flatten gal took : 20 ms
[2026-05-31 06:43:44] [INFO ] Applying decomposition
[2026-05-31 06:43:44] [INFO ] Flatten gal took : 20 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph10170539835778720505.txt' '-o' '/tmp/graph10170539835778720505.bin' '-w' '/tmp/graph10170539835778720505.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10170539835778720505.bin' '-l' '-1' '-v' '-w' '/tmp/graph10170539835778720505.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:43:44] [INFO ] Decomposing Gal with order
[2026-05-31 06:43:44] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:43:44] [INFO ] Removed a total of 586 redundant transitions.
[2026-05-31 06:43:44] [INFO ] Flatten gal took : 73 ms
[2026-05-31 06:43:44] [INFO ] Fuse similar labels procedure discarded/fused a total of 443 labels/synchronizations in 15 ms.
[2026-05-31 06:43:44] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4185249695582372990.gal : 8 ms
[2026-05-31 06:43:44] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13565810178568751847.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4185249695582372990.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13565810178568751847.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality13565810178568751847.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 10
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :10 after 20
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :20 after 50
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :50 after 114
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :430 after 2402
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2402 after 2432
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2432 after 3040
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3040 after 4960
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :11263 after 19843
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4960 after 5700
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5700 after 7408
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 33055 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[415, 57]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7081116555528145371.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14995478746533351193.kers'
[2026-05-31 06:43:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7081116555528145371.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14995478746533351193.kers]
Normalized transition count is 786 out of 798 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:43:55] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-14995478746533351193.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[415, 57]
RANDOM walk for 1000000 steps (539 resets) in 4457 ms. (224 steps per ms)
BEST_FIRST walk for 2000001 steps (438 resets) in 4283 ms. (466 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[415, 57]
[2026-05-31 06:44:03] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7227514342976015500.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1427867433205974821.kers'
[2026-05-31 06:44:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7227514342976015500.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1427867433205974821.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:44:03] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-1427867433205974821.kers
Total runtime 9 ms.
[2026-05-31 06:44:04] [INFO ] [Real]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 06:44:04] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 25 ms returned sat
[2026-05-31 06:44:05] [INFO ] [Real]Absence check using state equation in 943 ms returned sat
[2026-05-31 06:44:05] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:44:05] [INFO ] [Nat]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 06:44:05] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 24 ms returned sat
[2026-05-31 06:44:06] [INFO ] [Nat]Absence check using state equation in 946 ms returned sat
[2026-05-31 06:44:06] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:44:06] [INFO ] [Nat]Added 72 Read/Feed constraints in 510 ms returned sat
[2026-05-31 06:44:07] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1138 ms
[2026-05-31 06:44:07] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 92 ms.
[2026-05-31 06:44:10] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 196 ms
[2026-05-31 06:44:10] [INFO ] Added : 57 causal constraints over 12 iterations in 3177 ms. Result :sat
Minimization took 4088 ms.
[2026-05-31 06:44:15] [INFO ] [Real]Absence check using 20 positive place invariants in 12 ms returned sat
[2026-05-31 06:44:15] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 29 ms returned sat
[2026-05-31 06:44:15] [INFO ] [Real]Absence check using state equation in 426 ms returned sat
[2026-05-31 06:44:15] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:44:15] [INFO ] [Nat]Absence check using 20 positive place invariants in 12 ms returned sat
[2026-05-31 06:44:15] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 53 ms returned sat
[2026-05-31 06:44:16] [INFO ] [Nat]Absence check using state equation in 753 ms returned sat
[2026-05-31 06:44:17] [INFO ] [Nat]Added 72 Read/Feed constraints in 805 ms returned sat
[2026-05-31 06:44:17] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 75 ms.
[2026-05-31 06:44:20] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 682 ms
[2026-05-31 06:44:20] [INFO ] Added : 70 causal constraints over 15 iterations in 3423 ms. Result :sat
Minimization took 3788 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[415, 57]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[415, 57]
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 15 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:44:26] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:44:26] [INFO ] Invariant cache hit.
[2026-05-31 06:44:27] [INFO ] Implicit Places using invariants in 1659 ms returned []
[2026-05-31 06:44:27] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:44:27] [INFO ] Invariant cache hit.
[2026-05-31 06:44:29] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:44:35] [INFO ] Implicit Places using invariants and state equation in 7524 ms returned []
Implicit Place search using SMT with State Equation took 9185 ms to find 0 implicit places.
[2026-05-31 06:44:35] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9212 ms. Remains : 358/358 places, 798/798 transitions.
[2026-05-31 06:44:35] [INFO ] Flatten gal took : 39 ms
[2026-05-31 06:44:35] [INFO ] Flatten gal took : 43 ms
[2026-05-31 06:44:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7972141809552958728.gal : 9 ms
[2026-05-31 06:44:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8120641355895378196.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7972141809552958728.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8120641355895378196.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
RANDOM walk for 40000 steps (33 resets) in 487 ms. (81 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (14 resets) in 193 ms. (206 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality8120641355895378196.prop.
BEST_FIRST walk for 40003 steps (12 resets) in 189 ms. (210 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (9 resets) in 194 ms. (205 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (11 resets) in 204 ms. (195 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :11 after 71
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :71 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1750 after 1894
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1894 after 2278
Interrupted probabilistic random walk after 113122 steps, run timeout after 3001 ms. (steps per millisecond=37 ) properties seen :0 out of 4
Probabilistic random walk after 113122 steps, saw 68366 distinct states, run finished after 3001 ms. (steps per millisecond=37 ) properties seen :0
[2026-05-31 06:44:38] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:44:38] [INFO ] Invariant cache hit.
[2026-05-31 06:44:38] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1565 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :2278 after 8944
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3149 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4723ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 252 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 358/358 places, 798/798 transitions.
RANDOM walk for 40000 steps (36 resets) in 349 ms. (114 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (9 resets) in 203 ms. (196 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (9 resets) in 200 ms. (199 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :8944 after 19696
Interrupted probabilistic random walk after 148939 steps, run timeout after 3001 ms. (steps per millisecond=49 ) properties seen :0 out of 2
Probabilistic random walk after 148939 steps, saw 88465 distinct states, run finished after 3001 ms. (steps per millisecond=49 ) properties seen :0
[2026-05-31 06:44:47] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:44:47] [INFO ] Invariant cache hit.
[2026-05-31 06:44:47] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1514 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4435 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5955ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 1011 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 18 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:44:54] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:44:54] [INFO ] Invariant cache hit.
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :19696 after 88546
[2026-05-31 06:44:56] [INFO ] Implicit Places using invariants in 2302 ms returned []
[2026-05-31 06:44:56] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:44:56] [INFO ] Invariant cache hit.
[2026-05-31 06:44:57] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:45:04] [INFO ] Implicit Places using invariants and state equation in 8061 ms returned []
Implicit Place search using SMT with State Equation took 10366 ms to find 0 implicit places.
[2026-05-31 06:45:04] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10393 ms. Remains : 358/358 places, 798/798 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 358 transition count 786
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 352 transition count 810
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 352 transition count 786
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 352 transition count 780
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 346 transition count 780
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 346 transition count 774
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 340 transition count 774
Applied a total of 72 rules in 53 ms. Remains 340 /358 variables (removed 18) and now considering 774/798 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9286151360876692384.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8409981861700624338.kers'
[2026-05-31 06:45:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9286151360876692384.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8409981861700624338.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 774 rows 335 cols 3767 entries
Finished phase 1 with 145 SingleSign rule and 153 generalized
[2026-05-31 06:45:04] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-8409981861700624338.kers
Total runtime 8 ms.
[2026-05-31 06:45:04] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:45:04] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 40 ms returned sat
[2026-05-31 06:45:04] [INFO ] After 154ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-31 06:45:04] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:45:04] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 39 ms returned sat
[2026-05-31 06:45:06] [INFO ] After 1535ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-31 06:45:06] [INFO ] After 1912ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:45:07] [INFO ] After 2459ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:45:07] [INFO ] Flatten gal took : 22 ms
[2026-05-31 06:45:07] [INFO ] Flatten gal took : 23 ms
[2026-05-31 06:45:07] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9812829046385774466.gal : 5 ms
[2026-05-31 06:45:07] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7338303842554721641.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9812829046385774466.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7338303842554721641.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality7338303842554721641.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 47
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :47 after 61
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :61 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 527
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :527 after 698
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :698 after 779
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :779 after 1059
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :88546 after 228262
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1059 after 2487
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2487 after 10353
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23611 after 34255
Detected timeout of ITS tools.
[2026-05-31 06:45:22] [INFO ] Flatten gal took : 21 ms
[2026-05-31 06:45:22] [INFO ] Applying decomposition
[2026-05-31 06:45:22] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph6990932218320227042.txt' '-o' '/tmp/graph6990932218320227042.bin' '-w' '/tmp/graph6990932218320227042.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph6990932218320227042.bin' '-l' '-1' '-v' '-w' '/tmp/graph6990932218320227042.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:45:22] [INFO ] Decomposing Gal with order
[2026-05-31 06:45:22] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:45:22] [INFO ] Removed a total of 670 redundant transitions.
[2026-05-31 06:45:22] [INFO ] Flatten gal took : 64 ms
[2026-05-31 06:45:22] [INFO ] Fuse similar labels procedure discarded/fused a total of 396 labels/synchronizations in 8 ms.
[2026-05-31 06:45:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8330968960416034081.gal : 5 ms
[2026-05-31 06:45:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4402757608421092769.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8330968960416034081.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4402757608421092769.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality4402757608421092769.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 16
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :16 after 18
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :18 after 20
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :20 after 26
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :26 after 36
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :36 after 51
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :51 after 146
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :146 after 266
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :266 after 1241
Detected timeout of ITS tools.
[2026-05-31 06:45:25] [INFO ] Flatten gal took : 34 ms
[2026-05-31 06:45:25] [INFO ] Applying decomposition
[2026-05-31 06:45:25] [INFO ] Flatten gal took : 35 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph14506651817445808955.txt' '-o' '/tmp/graph14506651817445808955.bin' '-w' '/tmp/graph14506651817445808955.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14506651817445808955.bin' '-l' '-1' '-v' '-w' '/tmp/graph14506651817445808955.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:45:25] [INFO ] Decomposing Gal with order
[2026-05-31 06:45:25] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:45:25] [INFO ] Removed a total of 532 redundant transitions.
[2026-05-31 06:45:25] [INFO ] Flatten gal took : 106 ms
[2026-05-31 06:45:25] [INFO ] Fuse similar labels procedure discarded/fused a total of 228 labels/synchronizations in 9 ms.
[2026-05-31 06:45:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11936443578310393957.gal : 8 ms
[2026-05-31 06:45:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7666690915819111900.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11936443578310393957.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7666690915819111900.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality7666690915819111900.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 10
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :10 after 28
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :28 after 64
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :64 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :430 after 2579
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1241 after 2179
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2579 after 2690
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2690 after 2896
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2896 after 3056
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3056 after 4016
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2179 after 4388
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4016 after 10424
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 33090 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[414, 56]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7148156502725854385.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7648487947676196725.kers'
[2026-05-31 06:45:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7148156502725854385.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7648487947676196725.kers]
Normalized transition count is 786 out of 798 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:45:37] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-7648487947676196725.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[414, 56]
RANDOM walk for 1000000 steps (574 resets) in 4772 ms. (209 steps per ms)
BEST_FIRST walk for 2000002 steps (453 resets) in 4180 ms. (478 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[414, 56]
[2026-05-31 06:45:46] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12432054319414083361.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15567620904594834788.kers'
[2026-05-31 06:45:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12432054319414083361.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15567620904594834788.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:45:46] [INFO ] Computed 42 invariants in 10 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-15567620904594834788.kers
Total runtime 11 ms.
[2026-05-31 06:45:46] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:45:46] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 26 ms returned sat
[2026-05-31 06:45:47] [INFO ] [Real]Absence check using state equation in 946 ms returned sat
[2026-05-31 06:45:47] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:45:47] [INFO ] [Nat]Absence check using 20 positive place invariants in 18 ms returned sat
[2026-05-31 06:45:47] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 37 ms returned sat
[2026-05-31 06:45:48] [INFO ] [Nat]Absence check using state equation in 1122 ms returned sat
[2026-05-31 06:45:48] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:45:49] [INFO ] [Nat]Added 72 Read/Feed constraints in 566 ms returned sat
[2026-05-31 06:45:50] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1423 ms
[2026-05-31 06:45:50] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 94 ms.
[2026-05-31 06:45:54] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 210 ms
[2026-05-31 06:45:54] [INFO ] Added : 57 causal constraints over 12 iterations in 3956 ms. Result :sat
Minimization took 3935 ms.
[2026-05-31 06:45:58] [INFO ] [Real]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 06:45:58] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 23 ms returned sat
[2026-05-31 06:45:59] [INFO ] [Real]Absence check using state equation in 346 ms returned sat
[2026-05-31 06:45:59] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:45:59] [INFO ] [Nat]Absence check using 20 positive place invariants in 15 ms returned sat
[2026-05-31 06:45:59] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 39 ms returned sat
[2026-05-31 06:46:00] [INFO ] [Nat]Absence check using state equation in 955 ms returned sat
[2026-05-31 06:46:01] [INFO ] [Nat]Added 72 Read/Feed constraints in 777 ms returned sat
[2026-05-31 06:46:01] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 53 ms.
[2026-05-31 06:46:05] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 747 ms
[2026-05-31 06:46:05] [INFO ] Added : 70 causal constraints over 15 iterations in 4318 ms. Result :sat
Minimization took 3738 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[414, 56]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[414, 56]
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 15 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:46:10] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:46:10] [INFO ] Invariant cache hit.
[2026-05-31 06:46:12] [INFO ] Implicit Places using invariants in 1804 ms returned []
[2026-05-31 06:46:12] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:46:12] [INFO ] Invariant cache hit.
[2026-05-31 06:46:13] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:46:19] [INFO ] Implicit Places using invariants and state equation in 7243 ms returned []
Implicit Place search using SMT with State Equation took 9069 ms to find 0 implicit places.
[2026-05-31 06:46:19] [INFO ] Redundant transitions in 9 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9105 ms. Remains : 358/358 places, 798/798 transitions.
[2026-05-31 06:46:19] [INFO ] Flatten gal took : 44 ms
[2026-05-31 06:46:19] [INFO ] Flatten gal took : 31 ms
[2026-05-31 06:46:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15954997826843278425.gal : 5 ms
[2026-05-31 06:46:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16850115082173311458.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15954997826843278425.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16850115082173311458.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
RANDOM walk for 40000 steps (20 resets) in 379 ms. (105 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (11 resets) in 202 ms. (197 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 184 ms. (216 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality16850115082173311458.prop.
BEST_FIRST walk for 40003 steps (9 resets) in 185 ms. (215 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (12 resets) in 208 ms. (191 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :11 after 71
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :71 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1750 after 1894
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1894 after 2278
Interrupted probabilistic random walk after 138933 steps, run timeout after 3001 ms. (steps per millisecond=46 ) properties seen :0 out of 4
Probabilistic random walk after 138933 steps, saw 83002 distinct states, run finished after 3001 ms. (steps per millisecond=46 ) properties seen :0
[2026-05-31 06:46:23] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:46:23] [INFO ] Invariant cache hit.
[2026-05-31 06:46:23] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1437 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :2278 after 8944
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3384 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4841ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 347 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 358/358 places, 798/798 transitions.
RANDOM walk for 40000 steps (18 resets) in 315 ms. (126 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (17 resets) in 135 ms. (294 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (11 resets) in 175 ms. (227 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :8944 after 19696
Interrupted probabilistic random walk after 136689 steps, run timeout after 3001 ms. (steps per millisecond=45 ) properties seen :0 out of 2
Probabilistic random walk after 136689 steps, saw 81750 distinct states, run finished after 3001 ms. (steps per millisecond=45 ) properties seen :0
[2026-05-31 06:46:31] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:46:31] [INFO ] Invariant cache hit.
[2026-05-31 06:46:31] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1530 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3915 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5452ms problems are : Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :19696 after 88546
Parikh walk visited 0 properties in 851 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:46:37] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:46:38] [INFO ] Invariant cache hit.
[2026-05-31 06:46:39] [INFO ] Implicit Places using invariants in 1620 ms returned []
[2026-05-31 06:46:39] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:46:39] [INFO ] Invariant cache hit.
[2026-05-31 06:46:40] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:46:46] [INFO ] Implicit Places using invariants and state equation in 7035 ms returned []
Implicit Place search using SMT with State Equation took 8657 ms to find 0 implicit places.
[2026-05-31 06:46:46] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8686 ms. Remains : 358/358 places, 798/798 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 358 transition count 786
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 352 transition count 810
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 352 transition count 786
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 352 transition count 780
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 346 transition count 780
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 346 transition count 774
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 340 transition count 774
Applied a total of 72 rules in 58 ms. Remains 340 /358 variables (removed 18) and now considering 774/798 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14858537275990184935.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16188554349301472144.kers'
[2026-05-31 06:46:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14858537275990184935.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16188554349301472144.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 774 rows 335 cols 3767 entries
Finished phase 1 with 145 SingleSign rule and 153 generalized
[2026-05-31 06:46:46] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-16188554349301472144.kers
Total runtime 11 ms.
[2026-05-31 06:46:46] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:46:46] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 41 ms returned sat
[2026-05-31 06:46:46] [INFO ] After 153ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-31 06:46:46] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:46:47] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 39 ms returned sat
[2026-05-31 06:46:48] [INFO ] After 1400ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-31 06:46:48] [INFO ] After 1661ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:46:48] [INFO ] After 2077ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:46:49] [INFO ] Flatten gal took : 42 ms
[2026-05-31 06:46:49] [INFO ] Flatten gal took : 23 ms
[2026-05-31 06:46:49] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3299312445274557067.gal : 5 ms
[2026-05-31 06:46:49] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6077034155938306392.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3299312445274557067.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6077034155938306392.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality6077034155938306392.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 47
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :47 after 61
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :61 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 527
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :527 after 698
SDD proceeding with computation,4 properties remain. new max is 65536
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :698 after 779
SDD size :88546 after 228262
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :779 after 1059
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1059 after 2487
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2487 after 10353
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23611 after 34255
Detected timeout of ITS tools.
[2026-05-31 06:47:04] [INFO ] Flatten gal took : 21 ms
[2026-05-31 06:47:04] [INFO ] Applying decomposition
[2026-05-31 06:47:04] [INFO ] Flatten gal took : 21 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph18393779164078600508.txt' '-o' '/tmp/graph18393779164078600508.bin' '-w' '/tmp/graph18393779164078600508.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph18393779164078600508.bin' '-l' '-1' '-v' '-w' '/tmp/graph18393779164078600508.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:47:04] [INFO ] Decomposing Gal with order
[2026-05-31 06:47:04] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:47:04] [INFO ] Removed a total of 605 redundant transitions.
[2026-05-31 06:47:04] [INFO ] Flatten gal took : 66 ms
[2026-05-31 06:47:04] [INFO ] Fuse similar labels procedure discarded/fused a total of 353 labels/synchronizations in 9 ms.
[2026-05-31 06:47:04] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12593456945564551494.gal : 6 ms
[2026-05-31 06:47:04] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2539272672060779827.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12593456945564551494.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2539272672060779827.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality2539272672060779827.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :8 after 9
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :9 after 42
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :42 after 54
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :54 after 77
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 2819
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2819 after 2867
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2867 after 3285
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3285 after 4583
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4583 after 7135
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :7135 after 10513
Detected timeout of ITS tools.
[2026-05-31 06:47:10] [INFO ] Flatten gal took : 23 ms
[2026-05-31 06:47:10] [INFO ] Applying decomposition
[2026-05-31 06:47:10] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph9829031647571836055.txt' '-o' '/tmp/graph9829031647571836055.bin' '-w' '/tmp/graph9829031647571836055.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9829031647571836055.bin' '-l' '-1' '-v' '-w' '/tmp/graph9829031647571836055.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:47:10] [INFO ] Decomposing Gal with order
[2026-05-31 06:47:10] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:47:10] [INFO ] Removed a total of 499 redundant transitions.
[2026-05-31 06:47:10] [INFO ] Flatten gal took : 68 ms
[2026-05-31 06:47:10] [INFO ] Fuse similar labels procedure discarded/fused a total of 252 labels/synchronizations in 7 ms.
[2026-05-31 06:47:10] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15383074912867773163.gal : 6 ms
[2026-05-31 06:47:10] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14455685730483560412.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15383074912867773163.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14455685730483560412.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality14455685730483560412.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 10
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :10 after 28
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :28 after 80
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :430 after 1350
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1350 after 2440
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2440 after 2534
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2534 after 2868
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2868 after 3042
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3042 after 4020
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4020 after 6286
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10513 after 39705
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 32753 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[413, 55]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5369564771356695949.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6421239386547202614.kers'
[2026-05-31 06:47:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5369564771356695949.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6421239386547202614.kers]
Normalized transition count is 786 out of 798 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:47:19] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-6421239386547202614.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[413, 55]
RANDOM walk for 1000000 steps (570 resets) in 4989 ms. (200 steps per ms)
BEST_FIRST walk for 2000000 steps (450 resets) in 4398 ms. (454 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[413, 55]
[2026-05-31 06:47:28] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9754609646606294517.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14108602567174100518.kers'
[2026-05-31 06:47:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9754609646606294517.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14108602567174100518.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:47:28] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-14108602567174100518.kers
Total runtime 8 ms.
[2026-05-31 06:47:28] [INFO ] [Real]Absence check using 20 positive place invariants in 12 ms returned sat
[2026-05-31 06:47:28] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 30 ms returned sat
[2026-05-31 06:47:30] [INFO ] [Real]Absence check using state equation in 1066 ms returned sat
[2026-05-31 06:47:30] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:47:30] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:47:30] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 22 ms returned sat
[2026-05-31 06:47:31] [INFO ] [Nat]Absence check using state equation in 1303 ms returned sat
[2026-05-31 06:47:31] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:47:31] [INFO ] [Nat]Added 72 Read/Feed constraints in 486 ms returned sat
[2026-05-31 06:47:33] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1097 ms
[2026-05-31 06:47:33] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 91 ms.
[2026-05-31 06:47:36] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 220 ms
[2026-05-31 06:47:36] [INFO ] Added : 57 causal constraints over 12 iterations in 3852 ms. Result :sat
Minimization took 4236 ms.
[2026-05-31 06:47:41] [INFO ] [Real]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-31 06:47:41] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 26 ms returned sat
[2026-05-31 06:47:41] [INFO ] [Real]Absence check using state equation in 334 ms returned sat
[2026-05-31 06:47:41] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:47:41] [INFO ] [Nat]Absence check using 20 positive place invariants in 14 ms returned sat
[2026-05-31 06:47:41] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 31 ms returned sat
[2026-05-31 06:47:42] [INFO ] [Nat]Absence check using state equation in 858 ms returned sat
[2026-05-31 06:47:43] [INFO ] [Nat]Added 72 Read/Feed constraints in 768 ms returned sat
[2026-05-31 06:47:43] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 55 ms.
[2026-05-31 06:47:47] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 706 ms
[2026-05-31 06:47:47] [INFO ] Added : 70 causal constraints over 15 iterations in 4228 ms. Result :sat
Minimization took 3593 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[413, 55]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[413, 55]
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:47:52] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:47:52] [INFO ] Invariant cache hit.
[2026-05-31 06:47:54] [INFO ] Implicit Places using invariants in 1613 ms returned []
[2026-05-31 06:47:54] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:47:54] [INFO ] Invariant cache hit.
[2026-05-31 06:47:55] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:48:02] [INFO ] Implicit Places using invariants and state equation in 7827 ms returned []
Implicit Place search using SMT with State Equation took 9452 ms to find 0 implicit places.
[2026-05-31 06:48:02] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9487 ms. Remains : 358/358 places, 798/798 transitions.
[2026-05-31 06:48:02] [INFO ] Flatten gal took : 36 ms
[2026-05-31 06:48:02] [INFO ] Flatten gal took : 20 ms
[2026-05-31 06:48:02] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3359898965799278430.gal : 25 ms
[2026-05-31 06:48:02] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17306804557682516585.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3359898965799278430.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17306804557682516585.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (25 resets) in 357 ms. (111 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (11 resets) in 204 ms. (195 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality17306804557682516585.prop.
BEST_FIRST walk for 40004 steps (13 resets) in 197 ms. (202 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (14 resets) in 193 ms. (206 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (10 resets) in 188 ms. (211 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :11 after 71
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :71 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1750 after 1894
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1894 after 2278
Interrupted probabilistic random walk after 106606 steps, run timeout after 3001 ms. (steps per millisecond=35 ) properties seen :0 out of 4
Probabilistic random walk after 106606 steps, saw 64663 distinct states, run finished after 3001 ms. (steps per millisecond=35 ) properties seen :0
[2026-05-31 06:48:05] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:48:05] [INFO ] Invariant cache hit.
[2026-05-31 06:48:05] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :2278 after 8944
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1492 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2806 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4305ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 557 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 358/358 places, 798/798 transitions.
RANDOM walk for 40000 steps (27 resets) in 437 ms. (91 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (11 resets) in 184 ms. (216 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (13 resets) in 173 ms. (229 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :8944 after 19696
Interrupted probabilistic random walk after 136949 steps, run timeout after 3001 ms. (steps per millisecond=45 ) properties seen :0 out of 2
Probabilistic random walk after 136949 steps, saw 81909 distinct states, run finished after 3001 ms. (steps per millisecond=45 ) properties seen :0
[2026-05-31 06:48:13] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:48:13] [INFO ] Invariant cache hit.
[2026-05-31 06:48:13] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1495 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :19696 after 88546
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3803 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5306ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 853 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:48:19] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:48:19] [INFO ] Invariant cache hit.
[2026-05-31 06:48:21] [INFO ] Implicit Places using invariants in 1691 ms returned []
[2026-05-31 06:48:21] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:48:21] [INFO ] Invariant cache hit.
[2026-05-31 06:48:22] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:48:28] [INFO ] Implicit Places using invariants and state equation in 7278 ms returned []
Implicit Place search using SMT with State Equation took 8979 ms to find 0 implicit places.
[2026-05-31 06:48:29] [INFO ] Redundant transitions in 25 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9048 ms. Remains : 358/358 places, 798/798 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 358 transition count 786
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 352 transition count 810
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 352 transition count 786
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 352 transition count 780
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 346 transition count 780
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 346 transition count 774
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 340 transition count 774
Applied a total of 72 rules in 82 ms. Remains 340 /358 variables (removed 18) and now considering 774/798 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1218122069279019048.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5282244764848742148.kers'
[2026-05-31 06:48:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1218122069279019048.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5282244764848742148.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 774 rows 335 cols 3767 entries
Finished phase 1 with 145 SingleSign rule and 153 generalized
[2026-05-31 06:48:29] [INFO ] Computed 42 invariants in 8 ms
Computed 42 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-5282244764848742148.kers
Total runtime 11 ms.
[2026-05-31 06:48:29] [INFO ] [Real]Absence check using 20 positive place invariants in 12 ms returned sat
[2026-05-31 06:48:29] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 46 ms returned sat
[2026-05-31 06:48:29] [INFO ] After 188ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-31 06:48:29] [INFO ] [Nat]Absence check using 20 positive place invariants in 13 ms returned sat
[2026-05-31 06:48:29] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 44 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :88546 after 228262
[2026-05-31 06:48:31] [INFO ] After 1664ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-31 06:48:31] [INFO ] After 1921ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:48:31] [INFO ] After 2365ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:48:31] [INFO ] Flatten gal took : 25 ms
[2026-05-31 06:48:31] [INFO ] Flatten gal took : 25 ms
[2026-05-31 06:48:31] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12664417517690711431.gal : 5 ms
[2026-05-31 06:48:31] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17776722489194482702.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12664417517690711431.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17776722489194482702.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality17776722489194482702.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 47
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :47 after 61
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :61 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 527
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :527 after 698
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :698 after 779
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :779 after 1059
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1059 after 2487
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2487 after 10353
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23611 after 34255
Detected timeout of ITS tools.
[2026-05-31 06:48:46] [INFO ] Flatten gal took : 28 ms
[2026-05-31 06:48:46] [INFO ] Applying decomposition
[2026-05-31 06:48:46] [INFO ] Flatten gal took : 28 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph1797660770265775000.txt' '-o' '/tmp/graph1797660770265775000.bin' '-w' '/tmp/graph1797660770265775000.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph1797660770265775000.bin' '-l' '-1' '-v' '-w' '/tmp/graph1797660770265775000.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:48:46] [INFO ] Decomposing Gal with order
[2026-05-31 06:48:46] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:48:47] [INFO ] Removed a total of 490 redundant transitions.
[2026-05-31 06:48:47] [INFO ] Flatten gal took : 93 ms
[2026-05-31 06:48:47] [INFO ] Fuse similar labels procedure discarded/fused a total of 233 labels/synchronizations in 9 ms.
[2026-05-31 06:48:47] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17899392591452149111.gal : 7 ms
[2026-05-31 06:48:47] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6124523607605574964.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17899392591452149111.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6124523607605574964.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality6124523607605574964.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 8
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :8 after 9
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :9 after 42
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :42 after 60
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :60 after 77
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 2810
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2810 after 2926
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2926 after 3271
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3271 after 3765
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3765 after 5087
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5087 after 9526
Detected timeout of ITS tools.
[2026-05-31 06:48:52] [INFO ] Flatten gal took : 28 ms
[2026-05-31 06:48:52] [INFO ] Applying decomposition
[2026-05-31 06:48:52] [INFO ] Flatten gal took : 25 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph4258328079188278420.txt' '-o' '/tmp/graph4258328079188278420.bin' '-w' '/tmp/graph4258328079188278420.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4258328079188278420.bin' '-l' '-1' '-v' '-w' '/tmp/graph4258328079188278420.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:48:52] [INFO ] Decomposing Gal with order
[2026-05-31 06:48:52] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:48:52] [INFO ] Removed a total of 609 redundant transitions.
[2026-05-31 06:48:52] [INFO ] Flatten gal took : 63 ms
[2026-05-31 06:48:52] [INFO ] Fuse similar labels procedure discarded/fused a total of 251 labels/synchronizations in 6 ms.
[2026-05-31 06:48:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9120295659490223881.gal : 5 ms
[2026-05-31 06:48:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5606320512305132476.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9120295659490223881.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5606320512305132476.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality5606320512305132476.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 5
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :5 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 13
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :13 after 27
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :27 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :430 after 2416
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2416 after 2508
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2508 after 2944
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2944 after 3180
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3180 after 5790
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5790 after 8418
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :9526 after 17315
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 33168 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[412, 54]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10037900110000848852.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4567538989620317899.kers'
[2026-05-31 06:49:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10037900110000848852.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4567538989620317899.kers]
Normalized transition count is 786 out of 798 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:49:02] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-4567538989620317899.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[412, 54]
RANDOM walk for 1000000 steps (523 resets) in 4828 ms. (207 steps per ms)
BEST_FIRST walk for 2000002 steps (467 resets) in 4373 ms. (457 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[412, 54]
[2026-05-31 06:49:11] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7286157940593266996.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7169911260726220693.kers'
[2026-05-31 06:49:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7286157940593266996.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7169911260726220693.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:49:11] [INFO ] Computed 42 invariants in 8 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-7169911260726220693.kers
Total runtime 9 ms.
[2026-05-31 06:49:11] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:49:11] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 24 ms returned sat
[2026-05-31 06:49:12] [INFO ] [Real]Absence check using state equation in 889 ms returned sat
[2026-05-31 06:49:12] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:49:12] [INFO ] [Nat]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 06:49:12] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 24 ms returned sat
[2026-05-31 06:49:13] [INFO ] [Nat]Absence check using state equation in 1021 ms returned sat
[2026-05-31 06:49:13] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:49:14] [INFO ] [Nat]Added 72 Read/Feed constraints in 538 ms returned sat
[2026-05-31 06:49:15] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1086 ms
[2026-05-31 06:49:15] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 77 ms.
[2026-05-31 06:49:18] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 176 ms
[2026-05-31 06:49:18] [INFO ] Added : 57 causal constraints over 12 iterations in 2953 ms. Result :sat
Minimization took 4290 ms.
[2026-05-31 06:49:22] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:49:22] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 26 ms returned sat
[2026-05-31 06:49:23] [INFO ] [Real]Absence check using state equation in 449 ms returned sat
[2026-05-31 06:49:23] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:49:23] [INFO ] [Nat]Absence check using 20 positive place invariants in 12 ms returned sat
[2026-05-31 06:49:23] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 27 ms returned sat
[2026-05-31 06:49:23] [INFO ] [Nat]Absence check using state equation in 752 ms returned sat
[2026-05-31 06:49:24] [INFO ] [Nat]Added 72 Read/Feed constraints in 827 ms returned sat
[2026-05-31 06:49:24] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 75 ms.
[2026-05-31 06:49:28] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 586 ms
[2026-05-31 06:49:28] [INFO ] Added : 70 causal constraints over 15 iterations in 3396 ms. Result :sat
Minimization took 3696 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[412, 54]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[412, 54]
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 20 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 19 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:49:33] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:49:33] [INFO ] Invariant cache hit.
[2026-05-31 06:49:35] [INFO ] Implicit Places using invariants in 1690 ms returned []
[2026-05-31 06:49:35] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:49:35] [INFO ] Invariant cache hit.
[2026-05-31 06:49:36] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:49:43] [INFO ] Implicit Places using invariants and state equation in 7891 ms returned []
Implicit Place search using SMT with State Equation took 9585 ms to find 0 implicit places.
[2026-05-31 06:49:43] [INFO ] Redundant transitions in 9 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9620 ms. Remains : 358/358 places, 798/798 transitions.
[2026-05-31 06:49:43] [INFO ] Flatten gal took : 22 ms
[2026-05-31 06:49:43] [INFO ] Flatten gal took : 22 ms
[2026-05-31 06:49:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality447566345625065239.gal : 5 ms
[2026-05-31 06:49:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2430917265608072300.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality447566345625065239.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2430917265608072300.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...327
RANDOM walk for 40000 steps (24 resets) in 341 ms. (116 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality2430917265608072300.prop.
BEST_FIRST walk for 40003 steps (12 resets) in 247 ms. (161 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (16 resets) in 218 ms. (182 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (13 resets) in 221 ms. (180 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (10 resets) in 201 ms. (198 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :11 after 71
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :71 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1750 after 1894
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1894 after 2278
Interrupted probabilistic random walk after 129182 steps, run timeout after 3001 ms. (steps per millisecond=43 ) properties seen :0 out of 4
Probabilistic random walk after 129182 steps, saw 77497 distinct states, run finished after 3001 ms. (steps per millisecond=43 ) properties seen :0
[2026-05-31 06:49:46] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:49:46] [INFO ] Invariant cache hit.
[2026-05-31 06:49:46] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1496 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :2278 after 8944
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3086 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4590ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 678 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
RANDOM walk for 40000 steps (30 resets) in 372 ms. (107 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (16 resets) in 208 ms. (191 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (10 resets) in 198 ms. (201 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :8944 after 19696
Interrupted probabilistic random walk after 147492 steps, run timeout after 3001 ms. (steps per millisecond=49 ) properties seen :0 out of 2
Probabilistic random walk after 147492 steps, saw 87769 distinct states, run finished after 3001 ms. (steps per millisecond=49 ) properties seen :0
[2026-05-31 06:49:55] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:49:55] [INFO ] Invariant cache hit.
[2026-05-31 06:49:55] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1821 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4148 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5976ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 1009 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:50:02] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:50:02] [INFO ] Invariant cache hit.
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :19696 after 88546
[2026-05-31 06:50:03] [INFO ] Implicit Places using invariants in 1572 ms returned []
[2026-05-31 06:50:03] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:50:03] [INFO ] Invariant cache hit.
[2026-05-31 06:50:04] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:50:11] [INFO ] Implicit Places using invariants and state equation in 8273 ms returned []
Implicit Place search using SMT with State Equation took 9847 ms to find 0 implicit places.
[2026-05-31 06:50:11] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9877 ms. Remains : 358/358 places, 798/798 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 358 transition count 786
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 352 transition count 810
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 352 transition count 786
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 352 transition count 780
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 346 transition count 780
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 346 transition count 774
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 340 transition count 774
Applied a total of 72 rules in 56 ms. Remains 340 /358 variables (removed 18) and now considering 774/798 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13260688963746507761.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6850140354115325348.kers'
[2026-05-31 06:50:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13260688963746507761.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6850140354115325348.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 774 rows 335 cols 3767 entries
Finished phase 1 with 145 SingleSign rule and 153 generalized
[2026-05-31 06:50:11] [INFO ] Computed 42 invariants in 11 ms
Computed 42 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-6850140354115325348.kers
Total runtime 13 ms.
[2026-05-31 06:50:12] [INFO ] [Real]Absence check using 20 positive place invariants in 14 ms returned sat
[2026-05-31 06:50:12] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 56 ms returned sat
[2026-05-31 06:50:12] [INFO ] After 198ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-31 06:50:12] [INFO ] [Nat]Absence check using 20 positive place invariants in 14 ms returned sat
[2026-05-31 06:50:12] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 59 ms returned sat
[2026-05-31 06:50:14] [INFO ] After 1676ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-31 06:50:14] [INFO ] After 1930ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:50:14] [INFO ] After 2551ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:50:14] [INFO ] Flatten gal took : 22 ms
[2026-05-31 06:50:14] [INFO ] Flatten gal took : 23 ms
[2026-05-31 06:50:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16574268838940868300.gal : 5 ms
[2026-05-31 06:50:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5193393070005705324.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16574268838940868300.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5193393070005705324.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality5193393070005705324.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 47
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :47 after 61
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :61 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 527
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :527 after 698
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :698 after 779
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :779 after 1059
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1059 after 2487
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :88546 after 228262
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2487 after 10353
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23611 after 34255
Detected timeout of ITS tools.
[2026-05-31 06:50:29] [INFO ] Flatten gal took : 21 ms
[2026-05-31 06:50:29] [INFO ] Applying decomposition
[2026-05-31 06:50:29] [INFO ] Flatten gal took : 21 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph6537225978435860484.txt' '-o' '/tmp/graph6537225978435860484.bin' '-w' '/tmp/graph6537225978435860484.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph6537225978435860484.bin' '-l' '-1' '-v' '-w' '/tmp/graph6537225978435860484.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:50:29] [INFO ] Decomposing Gal with order
[2026-05-31 06:50:29] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:50:30] [INFO ] Removed a total of 638 redundant transitions.
[2026-05-31 06:50:30] [INFO ] Flatten gal took : 67 ms
[2026-05-31 06:50:30] [INFO ] Fuse similar labels procedure discarded/fused a total of 324 labels/synchronizations in 7 ms.
[2026-05-31 06:50:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2737370951360565238.gal : 5 ms
[2026-05-31 06:50:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1071749838509431728.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2737370951360565238.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1071749838509431728.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality1071749838509431728.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :9 after 12
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :12 after 33
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :33 after 74
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :74 after 177
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :427 after 2836
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2836 after 3141
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3141 after 4207
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4207 after 5925
Detected timeout of ITS tools.
[2026-05-31 06:50:33] [INFO ] Flatten gal took : 20 ms
[2026-05-31 06:50:33] [INFO ] Applying decomposition
[2026-05-31 06:50:33] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph5598330981557509833.txt' '-o' '/tmp/graph5598330981557509833.bin' '-w' '/tmp/graph5598330981557509833.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph5598330981557509833.bin' '-l' '-1' '-v' '-w' '/tmp/graph5598330981557509833.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:50:33] [INFO ] Decomposing Gal with order
[2026-05-31 06:50:33] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:50:33] [INFO ] Removed a total of 571 redundant transitions.
[2026-05-31 06:50:33] [INFO ] Flatten gal took : 69 ms
[2026-05-31 06:50:33] [INFO ] Fuse similar labels procedure discarded/fused a total of 359 labels/synchronizations in 9 ms.
[2026-05-31 06:50:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9489201122921120336.gal : 5 ms
[2026-05-31 06:50:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality41496621684308171.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9489201122921120336.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality41496621684308171.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...326
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5925 after 10073
Loading property file /tmp/ReachabilityCardinality41496621684308171.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 6
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 22
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :22 after 66
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :66 after 2072
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :2072 after 2088
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2088 after 2148
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2148 after 2228
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2228 after 2516
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2516 after 11314
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :11314 after 33636
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10073 after 19375
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :33636 after 64191
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 33202 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[411, 53]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18438723216466918915.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2257478973943436980.kers'
[2026-05-31 06:50:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18438723216466918915.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2257478973943436980.kers]
Normalized transition count is 786 out of 798 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:50:45] [INFO ] Computed 42 invariants in 8 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-2257478973943436980.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[411, 53]
RANDOM walk for 1000000 steps (545 resets) in 4888 ms. (204 steps per ms)
BEST_FIRST walk for 2000002 steps (458 resets) in 4481 ms. (446 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[411, 53]
[2026-05-31 06:50:54] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5382892222928091691.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2384649374458360644.kers'
[2026-05-31 06:50:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5382892222928091691.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2384649374458360644.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:50:54] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-2384649374458360644.kers
Total runtime 13 ms.
[2026-05-31 06:50:54] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:50:54] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 26 ms returned sat
[2026-05-31 06:50:55] [INFO ] [Real]Absence check using state equation in 923 ms returned sat
[2026-05-31 06:50:55] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:50:55] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:50:55] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 22 ms returned sat
[2026-05-31 06:50:56] [INFO ] [Nat]Absence check using state equation in 1245 ms returned sat
[2026-05-31 06:50:56] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:50:57] [INFO ] [Nat]Added 72 Read/Feed constraints in 494 ms returned sat
[2026-05-31 06:50:58] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1226 ms
[2026-05-31 06:50:58] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 71 ms.
[2026-05-31 06:51:02] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 165 ms
[2026-05-31 06:51:02] [INFO ] Added : 57 causal constraints over 12 iterations in 3506 ms. Result :sat
Minimization took 3901 ms.
[2026-05-31 06:51:06] [INFO ] [Real]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-31 06:51:06] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 25 ms returned sat
[2026-05-31 06:51:06] [INFO ] [Real]Absence check using state equation in 512 ms returned sat
[2026-05-31 06:51:06] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:51:06] [INFO ] [Nat]Absence check using 20 positive place invariants in 14 ms returned sat
[2026-05-31 06:51:06] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 37 ms returned sat
[2026-05-31 06:51:07] [INFO ] [Nat]Absence check using state equation in 914 ms returned sat
[2026-05-31 06:51:08] [INFO ] [Nat]Added 72 Read/Feed constraints in 762 ms returned sat
[2026-05-31 06:51:08] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 54 ms.
[2026-05-31 06:51:12] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 841 ms
[2026-05-31 06:51:13] [INFO ] Added : 70 causal constraints over 15 iterations in 4396 ms. Result :sat
Minimization took 3634 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[411, 53]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[411, 53]
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 13 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:51:18] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:51:18] [INFO ] Invariant cache hit.
[2026-05-31 06:51:19] [INFO ] Implicit Places using invariants in 1423 ms returned []
[2026-05-31 06:51:19] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:51:19] [INFO ] Invariant cache hit.
[2026-05-31 06:51:20] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:51:27] [INFO ] Implicit Places using invariants and state equation in 7442 ms returned []
Implicit Place search using SMT with State Equation took 8893 ms to find 0 implicit places.
[2026-05-31 06:51:27] [INFO ] Redundant transitions in 9 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8924 ms. Remains : 358/358 places, 798/798 transitions.
[2026-05-31 06:51:27] [INFO ] Flatten gal took : 37 ms
[2026-05-31 06:51:27] [INFO ] Flatten gal took : 54 ms
[2026-05-31 06:51:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16469611734189464104.gal : 5 ms
[2026-05-31 06:51:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8470417630772339983.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16469611734189464104.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8470417630772339983.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40001 steps (17 resets) in 482 ms. (82 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (13 resets) in 218 ms. (182 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality8470417630772339983.prop.
BEST_FIRST walk for 40002 steps (15 resets) in 309 ms. (129 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (11 resets) in 227 ms. (175 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (9 resets) in 181 ms. (219 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :11 after 71
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :71 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1750 after 1894
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1894 after 2278
Interrupted probabilistic random walk after 115113 steps, run timeout after 3001 ms. (steps per millisecond=38 ) properties seen :0 out of 4
Probabilistic random walk after 115113 steps, saw 69476 distinct states, run finished after 3005 ms. (steps per millisecond=38 ) properties seen :0
[2026-05-31 06:51:30] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:51:30] [INFO ] Invariant cache hit.
[2026-05-31 06:51:30] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD size :2278 after 8944
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1633 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2946 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4587ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 290 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 358/358 places, 798/798 transitions.
RANDOM walk for 40000 steps (23 resets) in 320 ms. (124 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (9 resets) in 138 ms. (287 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (15 resets) in 215 ms. (185 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :8944 after 19696
Interrupted probabilistic random walk after 152030 steps, run timeout after 3001 ms. (steps per millisecond=50 ) properties seen :0 out of 2
Probabilistic random walk after 152030 steps, saw 90143 distinct states, run finished after 3001 ms. (steps per millisecond=50 ) properties seen :0
[2026-05-31 06:51:38] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:51:38] [INFO ] Invariant cache hit.
[2026-05-31 06:51:38] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1537 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :19696 after 88546
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3640 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5185ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 1029 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:51:45] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:51:45] [INFO ] Invariant cache hit.
[2026-05-31 06:51:46] [INFO ] Implicit Places using invariants in 1581 ms returned []
[2026-05-31 06:51:46] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:51:46] [INFO ] Invariant cache hit.
[2026-05-31 06:51:47] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:51:54] [INFO ] Implicit Places using invariants and state equation in 8172 ms returned []
Implicit Place search using SMT with State Equation took 9766 ms to find 0 implicit places.
[2026-05-31 06:51:54] [INFO ] Redundant transitions in 17 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9803 ms. Remains : 358/358 places, 798/798 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 358 transition count 786
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 352 transition count 810
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 352 transition count 786
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 352 transition count 780
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 346 transition count 780
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 346 transition count 774
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 340 transition count 774
Applied a total of 72 rules in 84 ms. Remains 340 /358 variables (removed 18) and now considering 774/798 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12397332050246754481.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13599575118442586352.kers'
[2026-05-31 06:51:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12397332050246754481.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13599575118442586352.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 774 rows 335 cols 3767 entries
Finished phase 1 with 145 SingleSign rule and 153 generalized
[2026-05-31 06:51:54] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-13599575118442586352.kers
Total runtime 10 ms.
[2026-05-31 06:51:55] [INFO ] [Real]Absence check using 20 positive place invariants in 14 ms returned sat
[2026-05-31 06:51:55] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 65 ms returned sat
[2026-05-31 06:51:55] [INFO ] After 219ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-31 06:51:55] [INFO ] [Nat]Absence check using 20 positive place invariants in 15 ms returned sat
[2026-05-31 06:51:55] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 62 ms returned sat
[2026-05-31 06:51:56] [INFO ] After 1578ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-31 06:51:57] [INFO ] After 1891ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:51:57] [INFO ] After 2403ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:51:57] [INFO ] Flatten gal took : 36 ms
[2026-05-31 06:51:57] [INFO ] Flatten gal took : 36 ms
[2026-05-31 06:51:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5978433371473503031.gal : 8 ms
[2026-05-31 06:51:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12648136642131356027.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5978433371473503031.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12648136642131356027.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality12648136642131356027.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 47
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :47 after 61
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :61 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 527
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :527 after 698
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :698 after 779
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :779 after 1059
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1059 after 2487
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :88546 after 228262
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2487 after 10353
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23611 after 34255
Detected timeout of ITS tools.
[2026-05-31 06:52:12] [INFO ] Flatten gal took : 23 ms
[2026-05-31 06:52:12] [INFO ] Applying decomposition
[2026-05-31 06:52:12] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph15361335846028338366.txt' '-o' '/tmp/graph15361335846028338366.bin' '-w' '/tmp/graph15361335846028338366.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph15361335846028338366.bin' '-l' '-1' '-v' '-w' '/tmp/graph15361335846028338366.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:52:12] [INFO ] Decomposing Gal with order
[2026-05-31 06:52:12] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:52:12] [INFO ] Removed a total of 743 redundant transitions.
[2026-05-31 06:52:12] [INFO ] Flatten gal took : 75 ms
[2026-05-31 06:52:12] [INFO ] Fuse similar labels procedure discarded/fused a total of 363 labels/synchronizations in 9 ms.
[2026-05-31 06:52:12] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16033570265957876447.gal : 5 ms
[2026-05-31 06:52:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8948367214385756414.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16033570265957876447.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8948367214385756414.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality8948367214385756414.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 19
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :19 after 21
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :21 after 63
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :63 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 527
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :527 after 971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :971 after 1473
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1473 after 1746
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1746 after 1989
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1989 after 6061
Detected timeout of ITS tools.
[2026-05-31 06:52:17] [INFO ] Flatten gal took : 23 ms
[2026-05-31 06:52:17] [INFO ] Applying decomposition
[2026-05-31 06:52:17] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph3500862263247310886.txt' '-o' '/tmp/graph3500862263247310886.bin' '-w' '/tmp/graph3500862263247310886.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph3500862263247310886.bin' '-l' '-1' '-v' '-w' '/tmp/graph3500862263247310886.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:52:17] [INFO ] Decomposing Gal with order
[2026-05-31 06:52:17] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:52:17] [INFO ] Removed a total of 616 redundant transitions.
[2026-05-31 06:52:17] [INFO ] Flatten gal took : 59 ms
[2026-05-31 06:52:17] [INFO ] Fuse similar labels procedure discarded/fused a total of 450 labels/synchronizations in 8 ms.
[2026-05-31 06:52:17] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10587901618746985847.gal : 5 ms
[2026-05-31 06:52:17] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12553425373395518354.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10587901618746985847.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12553425373395518354.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality12553425373395518354.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 5
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :5 after 6
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :6 after 9
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :9 after 11
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :11 after 21
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :21 after 219
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :219 after 2418
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2418 after 2698
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2698 after 3610
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3610 after 5088
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5088 after 7630
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :6061 after 27025
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 33208 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[410, 52]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7946365069141619012.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13463403892783411649.kers'
[2026-05-31 06:52:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7946365069141619012.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13463403892783411649.kers]
Normalized transition count is 786 out of 798 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:52:28] [INFO ] Computed 42 invariants in 8 ms
Computed 42 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-13463403892783411649.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[410, 52]
RANDOM walk for 1000000 steps (544 resets) in 4642 ms. (215 steps per ms)
BEST_FIRST walk for 2000002 steps (454 resets) in 4411 ms. (453 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[410, 52]
[2026-05-31 06:52:37] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5549872116756071019.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-102599517936983260.kers'
[2026-05-31 06:52:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5549872116756071019.kers, --Pflows, --basisKERS=/tmp/petrispot-output-102599517936983260.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:52:37] [INFO ] Computed 42 invariants in 8 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-102599517936983260.kers
Total runtime 11 ms.
[2026-05-31 06:52:37] [INFO ] [Real]Absence check using 20 positive place invariants in 16 ms returned sat
[2026-05-31 06:52:37] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 38 ms returned sat
[2026-05-31 06:52:38] [INFO ] [Real]Absence check using state equation in 1045 ms returned sat
[2026-05-31 06:52:38] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:52:38] [INFO ] [Nat]Absence check using 20 positive place invariants in 12 ms returned sat
[2026-05-31 06:52:38] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 26 ms returned sat
[2026-05-31 06:52:39] [INFO ] [Nat]Absence check using state equation in 997 ms returned sat
[2026-05-31 06:52:39] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:52:39] [INFO ] [Nat]Added 72 Read/Feed constraints in 528 ms returned sat
[2026-05-31 06:52:41] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1240 ms
[2026-05-31 06:52:41] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 63 ms.
[2026-05-31 06:52:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 178 ms
[2026-05-31 06:52:44] [INFO ] Added : 57 causal constraints over 12 iterations in 3355 ms. Result :sat
Minimization took 4039 ms.
[2026-05-31 06:52:48] [INFO ] [Real]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-31 06:52:48] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 25 ms returned sat
[2026-05-31 06:52:49] [INFO ] [Real]Absence check using state equation in 561 ms returned sat
[2026-05-31 06:52:49] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:52:49] [INFO ] [Nat]Absence check using 20 positive place invariants in 15 ms returned sat
[2026-05-31 06:52:49] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 39 ms returned sat
[2026-05-31 06:52:50] [INFO ] [Nat]Absence check using state equation in 1080 ms returned sat
[2026-05-31 06:52:51] [INFO ] [Nat]Added 72 Read/Feed constraints in 1054 ms returned sat
[2026-05-31 06:52:51] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 57 ms.
[2026-05-31 06:52:56] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 843 ms
[2026-05-31 06:52:56] [INFO ] Added : 70 causal constraints over 15 iterations in 4800 ms. Result :sat
Minimization took 3787 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[410, 52]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[410, 52]
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:53:02] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:53:02] [INFO ] Invariant cache hit.
[2026-05-31 06:53:03] [INFO ] Implicit Places using invariants in 1913 ms returned []
[2026-05-31 06:53:03] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:53:03] [INFO ] Invariant cache hit.
[2026-05-31 06:53:05] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:53:11] [INFO ] Implicit Places using invariants and state equation in 7384 ms returned []
Implicit Place search using SMT with State Equation took 9312 ms to find 0 implicit places.
[2026-05-31 06:53:11] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9339 ms. Remains : 358/358 places, 798/798 transitions.
[2026-05-31 06:53:11] [INFO ] Flatten gal took : 34 ms
[2026-05-31 06:53:11] [INFO ] Flatten gal took : 22 ms
[2026-05-31 06:53:11] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13755500257093701702.gal : 6 ms
[2026-05-31 06:53:11] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15842202391142959697.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13755500257093701702.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15842202391142959697.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
RANDOM walk for 40000 steps (26 resets) in 438 ms. (91 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (18 resets) in 201 ms. (198 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality15842202391142959697.prop.
BEST_FIRST walk for 40002 steps (16 resets) in 161 ms. (246 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (17 resets) in 189 ms. (210 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (14 resets) in 225 ms. (177 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :11 after 71
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :71 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1750 after 1894
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1894 after 2278
Interrupted probabilistic random walk after 126865 steps, run timeout after 3001 ms. (steps per millisecond=42 ) properties seen :0 out of 4
Probabilistic random walk after 126865 steps, saw 76164 distinct states, run finished after 3001 ms. (steps per millisecond=42 ) properties seen :0
[2026-05-31 06:53:14] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:53:14] [INFO ] Invariant cache hit.
[2026-05-31 06:53:14] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1256 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :2278 after 8944
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3007 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4272ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 614 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 358/358 places, 798/798 transitions.
RANDOM walk for 40000 steps (16 resets) in 371 ms. (107 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (19 resets) in 211 ms. (188 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (14 resets) in 169 ms. (235 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :8944 after 19696
Interrupted probabilistic random walk after 147462 steps, run timeout after 3001 ms. (steps per millisecond=49 ) properties seen :0 out of 2
Probabilistic random walk after 147462 steps, saw 87755 distinct states, run finished after 3001 ms. (steps per millisecond=49 ) properties seen :0
[2026-05-31 06:53:22] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:53:22] [INFO ] Invariant cache hit.
[2026-05-31 06:53:22] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1661 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3659 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5327ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 853 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:53:29] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:53:29] [INFO ] Invariant cache hit.
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :19696 after 88546
[2026-05-31 06:53:30] [INFO ] Implicit Places using invariants in 1523 ms returned []
[2026-05-31 06:53:30] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:53:30] [INFO ] Invariant cache hit.
[2026-05-31 06:53:31] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:53:37] [INFO ] Implicit Places using invariants and state equation in 7196 ms returned []
Implicit Place search using SMT with State Equation took 8722 ms to find 0 implicit places.
[2026-05-31 06:53:37] [INFO ] Redundant transitions in 9 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8750 ms. Remains : 358/358 places, 798/798 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 358 transition count 786
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 352 transition count 810
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 352 transition count 786
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 352 transition count 780
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 346 transition count 780
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 346 transition count 774
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 340 transition count 774
Applied a total of 72 rules in 56 ms. Remains 340 /358 variables (removed 18) and now considering 774/798 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3228833687752979467.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8283489491724583003.kers'
[2026-05-31 06:53:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3228833687752979467.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8283489491724583003.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 2 ms.
// Phase 1: matrix 774 rows 335 cols 3767 entries
Finished phase 1 with 145 SingleSign rule and 153 generalized
[2026-05-31 06:53:37] [INFO ] Computed 42 invariants in 9 ms
Computed 42 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-8283489491724583003.kers
Total runtime 11 ms.
[2026-05-31 06:53:38] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:53:38] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 39 ms returned sat
[2026-05-31 06:53:38] [INFO ] After 149ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-31 06:53:38] [INFO ] [Nat]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 06:53:38] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 42 ms returned sat
[2026-05-31 06:53:39] [INFO ] After 1640ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-31 06:53:40] [INFO ] After 1919ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:53:40] [INFO ] After 2339ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:53:40] [INFO ] Flatten gal took : 22 ms
[2026-05-31 06:53:40] [INFO ] Flatten gal took : 22 ms
[2026-05-31 06:53:40] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17060041044635188914.gal : 5 ms
[2026-05-31 06:53:40] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11031041410273453191.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17060041044635188914.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11031041410273453191.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality11031041410273453191.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 47
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :47 after 61
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :61 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 527
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :527 after 698
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :698 after 779
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :779 after 1059
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1059 after 2487
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :88546 after 228262
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2487 after 10353
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23611 after 34255
Detected timeout of ITS tools.
[2026-05-31 06:53:55] [INFO ] Flatten gal took : 36 ms
[2026-05-31 06:53:55] [INFO ] Applying decomposition
[2026-05-31 06:53:55] [INFO ] Flatten gal took : 24 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph13522546948298239559.txt' '-o' '/tmp/graph13522546948298239559.bin' '-w' '/tmp/graph13522546948298239559.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph13522546948298239559.bin' '-l' '-1' '-v' '-w' '/tmp/graph13522546948298239559.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:53:55] [INFO ] Decomposing Gal with order
[2026-05-31 06:53:55] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:53:55] [INFO ] Removed a total of 554 redundant transitions.
[2026-05-31 06:53:55] [INFO ] Flatten gal took : 85 ms
[2026-05-31 06:53:55] [INFO ] Fuse similar labels procedure discarded/fused a total of 360 labels/synchronizations in 8 ms.
[2026-05-31 06:53:55] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1734370737389240632.gal : 7 ms
[2026-05-31 06:53:55] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18162919695140038005.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1734370737389240632.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18162919695140038005.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality18162919695140038005.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 13
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :13 after 27
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :27 after 35
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :35 after 61
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :61 after 111
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 2807
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2807 after 2867
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2867 after 3279
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3279 after 3961
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3961 after 6089
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :6089 after 9991
Detected timeout of ITS tools.
[2026-05-31 06:54:01] [INFO ] Flatten gal took : 22 ms
[2026-05-31 06:54:01] [INFO ] Applying decomposition
[2026-05-31 06:54:01] [INFO ] Flatten gal took : 20 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph8291279244921445425.txt' '-o' '/tmp/graph8291279244921445425.bin' '-w' '/tmp/graph8291279244921445425.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8291279244921445425.bin' '-l' '-1' '-v' '-w' '/tmp/graph8291279244921445425.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:54:01] [INFO ] Decomposing Gal with order
[2026-05-31 06:54:01] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:54:01] [INFO ] Removed a total of 608 redundant transitions.
[2026-05-31 06:54:01] [INFO ] Flatten gal took : 63 ms
[2026-05-31 06:54:01] [INFO ] Fuse similar labels procedure discarded/fused a total of 239 labels/synchronizations in 6 ms.
[2026-05-31 06:54:01] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18345725311757956868.gal : 4 ms
[2026-05-31 06:54:01] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7241183439109268457.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality18345725311757956868.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7241183439109268457.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality7241183439109268457.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 5
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :5 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :10 after 34
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :34 after 64
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :430 after 1410
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1410 after 2419
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2419 after 2889
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2889 after 3322
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3322 after 5360
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :9991 after 15165
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5360 after 8334
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 33019 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[409, 51]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3673185258931142699.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12002707788952720259.kers'
[2026-05-31 06:54:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3673185258931142699.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12002707788952720259.kers]
Normalized transition count is 786 out of 798 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:54:10] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-12002707788952720259.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[409, 51]
RANDOM walk for 1000000 steps (581 resets) in 4630 ms. (215 steps per ms)
BEST_FIRST walk for 2000001 steps (487 resets) in 4613 ms. (433 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[409, 51]
[2026-05-31 06:54:20] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11938792432142753552.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2111919589731506340.kers'
[2026-05-31 06:54:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11938792432142753552.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2111919589731506340.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:54:20] [INFO ] Computed 42 invariants in 13 ms
Computed 42 P flows in 13 ms.
Exported basis to /tmp/petrispot-output-2111919589731506340.kers
Total runtime 15 ms.
[2026-05-31 06:54:20] [INFO ] [Real]Absence check using 20 positive place invariants in 15 ms returned sat
[2026-05-31 06:54:20] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 38 ms returned sat
[2026-05-31 06:54:21] [INFO ] [Real]Absence check using state equation in 1236 ms returned sat
[2026-05-31 06:54:21] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:54:21] [INFO ] [Nat]Absence check using 20 positive place invariants in 14 ms returned sat
[2026-05-31 06:54:21] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 34 ms returned sat
[2026-05-31 06:54:22] [INFO ] [Nat]Absence check using state equation in 1116 ms returned sat
[2026-05-31 06:54:22] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:54:23] [INFO ] [Nat]Added 72 Read/Feed constraints in 514 ms returned sat
[2026-05-31 06:54:24] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1074 ms
[2026-05-31 06:54:24] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 66 ms.
[2026-05-31 06:54:27] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 189 ms
[2026-05-31 06:54:27] [INFO ] Added : 57 causal constraints over 12 iterations in 3378 ms. Result :sat
Minimization took 4235 ms.
[2026-05-31 06:54:32] [INFO ] [Real]Absence check using 20 positive place invariants in 15 ms returned sat
[2026-05-31 06:54:32] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 40 ms returned sat
[2026-05-31 06:54:32] [INFO ] [Real]Absence check using state equation in 526 ms returned sat
[2026-05-31 06:54:32] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:54:32] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:54:32] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 26 ms returned sat
[2026-05-31 06:54:33] [INFO ] [Nat]Absence check using state equation in 690 ms returned sat
[2026-05-31 06:54:34] [INFO ] [Nat]Added 72 Read/Feed constraints in 802 ms returned sat
[2026-05-31 06:54:34] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 59 ms.
[2026-05-31 06:54:38] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 746 ms
[2026-05-31 06:54:38] [INFO ] Added : 70 causal constraints over 15 iterations in 3849 ms. Result :sat
Minimization took 3698 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[409, 51]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[409, 51]
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 20 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 18 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:54:43] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:54:43] [INFO ] Invariant cache hit.
[2026-05-31 06:54:45] [INFO ] Implicit Places using invariants in 2064 ms returned []
[2026-05-31 06:54:45] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:54:45] [INFO ] Invariant cache hit.
[2026-05-31 06:54:46] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:54:53] [INFO ] Implicit Places using invariants and state equation in 7675 ms returned []
Implicit Place search using SMT with State Equation took 9741 ms to find 0 implicit places.
[2026-05-31 06:54:53] [INFO ] Redundant transitions in 16 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9788 ms. Remains : 358/358 places, 798/798 transitions.
[2026-05-31 06:54:53] [INFO ] Flatten gal took : 63 ms
[2026-05-31 06:54:53] [INFO ] Flatten gal took : 58 ms
[2026-05-31 06:54:53] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10943440056753315308.gal : 20 ms
[2026-05-31 06:54:53] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17434540539223511480.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10943440056753315308.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17434540539223511480.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
RANDOM walk for 40000 steps (13 resets) in 629 ms. (63 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (10 resets) in 349 ms. (114 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality17434540539223511480.prop.
BEST_FIRST walk for 40003 steps (12 resets) in 303 ms. (131 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (9 resets) in 324 ms. (123 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (16 resets) in 256 ms. (155 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :11 after 71
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :71 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1750 after 1894
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1894 after 2278
Interrupted probabilistic random walk after 64298 steps, run timeout after 3001 ms. (steps per millisecond=21 ) properties seen :0 out of 4
Probabilistic random walk after 64298 steps, saw 40167 distinct states, run finished after 3001 ms. (steps per millisecond=21 ) properties seen :0
[2026-05-31 06:54:56] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:54:56] [INFO ] Invariant cache hit.
[2026-05-31 06:54:56] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1443 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :2278 after 8944
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2893 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4343ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 611 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 358/358 places, 798/798 transitions.
RANDOM walk for 40000 steps (22 resets) in 320 ms. (124 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (10 resets) in 207 ms. (192 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (11 resets) in 195 ms. (204 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :8944 after 19696
Interrupted probabilistic random walk after 134832 steps, run timeout after 3001 ms. (steps per millisecond=44 ) properties seen :0 out of 2
Probabilistic random walk after 134832 steps, saw 80725 distinct states, run finished after 3001 ms. (steps per millisecond=44 ) properties seen :0
[2026-05-31 06:55:05] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:55:05] [INFO ] Invariant cache hit.
[2026-05-31 06:55:05] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1552 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 32768
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD size :19696 after 88546
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3938 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5495ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 863 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:55:11] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:55:11] [INFO ] Invariant cache hit.
[2026-05-31 06:55:13] [INFO ] Implicit Places using invariants in 1608 ms returned []
[2026-05-31 06:55:13] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:55:13] [INFO ] Invariant cache hit.
[2026-05-31 06:55:13] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:55:20] [INFO ] Implicit Places using invariants and state equation in 7451 ms returned []
Implicit Place search using SMT with State Equation took 9076 ms to find 0 implicit places.
[2026-05-31 06:55:20] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9116 ms. Remains : 358/358 places, 798/798 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 358 transition count 786
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 352 transition count 810
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 352 transition count 786
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 352 transition count 780
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 346 transition count 780
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 346 transition count 774
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 340 transition count 774
Applied a total of 72 rules in 83 ms. Remains 340 /358 variables (removed 18) and now considering 774/798 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12116878535651591455.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12985854130231947028.kers'
[2026-05-31 06:55:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12116878535651591455.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12985854130231947028.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 774 rows 335 cols 3767 entries
Finished phase 1 with 145 SingleSign rule and 153 generalized
[2026-05-31 06:55:20] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-12985854130231947028.kers
Total runtime 9 ms.
[2026-05-31 06:55:20] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:55:20] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 39 ms returned sat
[2026-05-31 06:55:20] [INFO ] After 149ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-31 06:55:20] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:55:20] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 39 ms returned sat
[2026-05-31 06:55:22] [INFO ] After 1388ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :88546 after 228262
[2026-05-31 06:55:22] [INFO ] After 1674ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:55:22] [INFO ] After 2084ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:55:22] [INFO ] Flatten gal took : 30 ms
[2026-05-31 06:55:22] [INFO ] Flatten gal took : 21 ms
[2026-05-31 06:55:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15490755707038057274.gal : 5 ms
[2026-05-31 06:55:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2782561181199850705.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15490755707038057274.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2782561181199850705.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality2782561181199850705.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 47
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :47 after 61
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :61 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 527
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :527 after 698
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :698 after 779
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :779 after 1059
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1059 after 2487
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2487 after 10353
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23611 after 34255
Detected timeout of ITS tools.
[2026-05-31 06:55:37] [INFO ] Flatten gal took : 36 ms
[2026-05-31 06:55:37] [INFO ] Applying decomposition
[2026-05-31 06:55:38] [INFO ] Flatten gal took : 24 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph996445086899258028.txt' '-o' '/tmp/graph996445086899258028.bin' '-w' '/tmp/graph996445086899258028.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph996445086899258028.bin' '-l' '-1' '-v' '-w' '/tmp/graph996445086899258028.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:55:38] [INFO ] Decomposing Gal with order
[2026-05-31 06:55:38] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:55:38] [INFO ] Removed a total of 826 redundant transitions.
[2026-05-31 06:55:38] [INFO ] Flatten gal took : 62 ms
[2026-05-31 06:55:38] [INFO ] Fuse similar labels procedure discarded/fused a total of 350 labels/synchronizations in 9 ms.
[2026-05-31 06:55:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10057877409390283538.gal : 5 ms
[2026-05-31 06:55:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7023488236426673087.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10057877409390283538.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7023488236426673087.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality7023488236426673087.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 21
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :21 after 77
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :77 after 131
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :427 after 1387
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :1387 after 3375
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :3375 after 3418
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :3418 after 3555
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :3555 after 3790
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3790 after 4345
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4345 after 6531
Detected timeout of ITS tools.
[2026-05-31 06:55:43] [INFO ] Flatten gal took : 20 ms
[2026-05-31 06:55:43] [INFO ] Applying decomposition
[2026-05-31 06:55:43] [INFO ] Flatten gal took : 20 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph391869143928550462.txt' '-o' '/tmp/graph391869143928550462.bin' '-w' '/tmp/graph391869143928550462.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph391869143928550462.bin' '-l' '-1' '-v' '-w' '/tmp/graph391869143928550462.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:55:43] [INFO ] Decomposing Gal with order
[2026-05-31 06:55:43] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:55:43] [INFO ] Removed a total of 550 redundant transitions.
[2026-05-31 06:55:43] [INFO ] Flatten gal took : 66 ms
[2026-05-31 06:55:43] [INFO ] Fuse similar labels procedure discarded/fused a total of 346 labels/synchronizations in 10 ms.
[2026-05-31 06:55:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3462366178321236682.gal : 5 ms
[2026-05-31 06:55:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4568983470063930324.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3462366178321236682.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4568983470063930324.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality4568983470063930324.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 6
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 22
SDD proceeding with computation,2 properties remain. new max is 8192
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :22 after 55
SDD size :6531 after 9317
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :55 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :430 after 2420
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2420 after 2495
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2495 after 2844
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2844 after 3577
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3577 after 5226
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5226 after 6750
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :9317 after 20941
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 32772 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[408, 50]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5913775716942569924.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17703719424993715300.kers'
[2026-05-31 06:55:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5913775716942569924.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17703719424993715300.kers]
Normalized transition count is 786 out of 798 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:55:53] [INFO ] Computed 42 invariants in 12 ms
Computed 42 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-17703719424993715300.kers
Total runtime 14 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[408, 50]
RANDOM walk for 1000000 steps (580 resets) in 4642 ms. (215 steps per ms)
BEST_FIRST walk for 2000001 steps (454 resets) in 4673 ms. (427 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[408, 50]
[2026-05-31 06:56:02] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10770358190251992088.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-422225462214536710.kers'
[2026-05-31 06:56:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10770358190251992088.kers, --Pflows, --basisKERS=/tmp/petrispot-output-422225462214536710.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:56:02] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-422225462214536710.kers
Total runtime 9 ms.
[2026-05-31 06:56:02] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:56:02] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 23 ms returned sat
[2026-05-31 06:56:03] [INFO ] [Real]Absence check using state equation in 1059 ms returned sat
[2026-05-31 06:56:03] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:56:03] [INFO ] [Nat]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 06:56:03] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 25 ms returned sat
[2026-05-31 06:56:04] [INFO ] [Nat]Absence check using state equation in 996 ms returned sat
[2026-05-31 06:56:04] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:56:05] [INFO ] [Nat]Added 72 Read/Feed constraints in 531 ms returned sat
[2026-05-31 06:56:06] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1294 ms
[2026-05-31 06:56:06] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 57 ms.
[2026-05-31 06:56:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 177 ms
[2026-05-31 06:56:09] [INFO ] Added : 57 causal constraints over 12 iterations in 3143 ms. Result :sat
Minimization took 4410 ms.
[2026-05-31 06:56:14] [INFO ] [Real]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 06:56:14] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 28 ms returned sat
[2026-05-31 06:56:14] [INFO ] [Real]Absence check using state equation in 417 ms returned sat
[2026-05-31 06:56:14] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:56:15] [INFO ] [Nat]Absence check using 20 positive place invariants in 12 ms returned sat
[2026-05-31 06:56:15] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 28 ms returned sat
[2026-05-31 06:56:16] [INFO ] [Nat]Absence check using state equation in 926 ms returned sat
[2026-05-31 06:56:16] [INFO ] [Nat]Added 72 Read/Feed constraints in 815 ms returned sat
[2026-05-31 06:56:16] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 74 ms.
[2026-05-31 06:56:20] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 584 ms
[2026-05-31 06:56:20] [INFO ] Added : 70 causal constraints over 15 iterations in 3515 ms. Result :sat
Minimization took 3953 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[408, 50]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[408, 50]
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:56:26] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:56:26] [INFO ] Invariant cache hit.
[2026-05-31 06:56:28] [INFO ] Implicit Places using invariants in 2391 ms returned []
[2026-05-31 06:56:28] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:56:28] [INFO ] Invariant cache hit.
[2026-05-31 06:56:29] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:56:36] [INFO ] Implicit Places using invariants and state equation in 8310 ms returned []
Implicit Place search using SMT with State Equation took 10706 ms to find 0 implicit places.
[2026-05-31 06:56:36] [INFO ] Redundant transitions in 16 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10744 ms. Remains : 358/358 places, 798/798 transitions.
[2026-05-31 06:56:36] [INFO ] Flatten gal took : 35 ms
[2026-05-31 06:56:36] [INFO ] Flatten gal took : 29 ms
[2026-05-31 06:56:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5854583886769842713.gal : 5 ms
[2026-05-31 06:56:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6697740678496517343.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5854583886769842713.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6697740678496517343.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
RANDOM walk for 40000 steps (24 resets) in 493 ms. (80 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality6697740678496517343.prop.
BEST_FIRST walk for 40003 steps (9 resets) in 234 ms. (170 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (15 resets) in 300 ms. (132 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (13 resets) in 223 ms. (178 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :11 after 71
BEST_FIRST walk for 40000 steps (17 resets) in 234 ms. (170 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :71 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1750 after 1894
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1894 after 2278
Interrupted probabilistic random walk after 126280 steps, run timeout after 3001 ms. (steps per millisecond=42 ) properties seen :0 out of 4
Probabilistic random walk after 126280 steps, saw 75846 distinct states, run finished after 3001 ms. (steps per millisecond=42 ) properties seen :0
[2026-05-31 06:56:40] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:56:40] [INFO ] Invariant cache hit.
[2026-05-31 06:56:40] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1489 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD size :2278 after 8944
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3227 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4725ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 312 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 16 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 358/358 places, 798/798 transitions.
RANDOM walk for 40000 steps (19 resets) in 372 ms. (107 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40000 steps (12 resets) in 216 ms. (184 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40000 steps (15 resets) in 200 ms. (199 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :8944 after 19696
Interrupted probabilistic random walk after 138200 steps, run timeout after 3001 ms. (steps per millisecond=46 ) properties seen :0 out of 2
Probabilistic random walk after 138200 steps, saw 82621 distinct states, run finished after 3001 ms. (steps per millisecond=46 ) properties seen :0
[2026-05-31 06:56:48] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:56:48] [INFO ] Invariant cache hit.
[2026-05-31 06:56:48] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1822 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4204 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6033ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 1039 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:56:55] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:56:55] [INFO ] Invariant cache hit.
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :19696 after 88546
[2026-05-31 06:56:57] [INFO ] Implicit Places using invariants in 2052 ms returned []
[2026-05-31 06:56:57] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:56:57] [INFO ] Invariant cache hit.
[2026-05-31 06:56:58] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:57:05] [INFO ] Implicit Places using invariants and state equation in 8015 ms returned []
Implicit Place search using SMT with State Equation took 10075 ms to find 0 implicit places.
[2026-05-31 06:57:05] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10106 ms. Remains : 358/358 places, 798/798 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 358 transition count 786
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 352 transition count 810
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 352 transition count 786
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 352 transition count 780
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 346 transition count 780
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 346 transition count 774
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 340 transition count 774
Applied a total of 72 rules in 83 ms. Remains 340 /358 variables (removed 18) and now considering 774/798 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17785920774809703076.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13243479255160808665.kers'
[2026-05-31 06:57:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17785920774809703076.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13243479255160808665.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 774 rows 335 cols 3767 entries
Finished phase 1 with 145 SingleSign rule and 153 generalized
[2026-05-31 06:57:05] [INFO ] Computed 42 invariants in 11 ms
Computed 42 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-13243479255160808665.kers
Total runtime 14 ms.
[2026-05-31 06:57:06] [INFO ] [Real]Absence check using 20 positive place invariants in 16 ms returned sat
[2026-05-31 06:57:06] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 60 ms returned sat
[2026-05-31 06:57:06] [INFO ] After 226ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-31 06:57:06] [INFO ] [Nat]Absence check using 20 positive place invariants in 14 ms returned sat
[2026-05-31 06:57:06] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 60 ms returned sat
[2026-05-31 06:57:08] [INFO ] After 1726ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-31 06:57:08] [INFO ] After 1991ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:57:08] [INFO ] After 2475ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:57:08] [INFO ] Flatten gal took : 24 ms
[2026-05-31 06:57:08] [INFO ] Flatten gal took : 23 ms
[2026-05-31 06:57:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17617057584027841246.gal : 5 ms
[2026-05-31 06:57:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2398429608846442810.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17617057584027841246.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2398429608846442810.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality2398429608846442810.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 47
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :47 after 61
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :61 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 527
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :527 after 698
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :698 after 779
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :779 after 1059
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1059 after 2487
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :88546 after 228262
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2487 after 10353
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23611 after 34255
Detected timeout of ITS tools.
[2026-05-31 06:57:23] [INFO ] Flatten gal took : 23 ms
[2026-05-31 06:57:23] [INFO ] Applying decomposition
[2026-05-31 06:57:23] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph14103055952344346112.txt' '-o' '/tmp/graph14103055952344346112.bin' '-w' '/tmp/graph14103055952344346112.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14103055952344346112.bin' '-l' '-1' '-v' '-w' '/tmp/graph14103055952344346112.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:57:23] [INFO ] Decomposing Gal with order
[2026-05-31 06:57:23] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:57:23] [INFO ] Removed a total of 707 redundant transitions.
[2026-05-31 06:57:24] [INFO ] Flatten gal took : 107 ms
[2026-05-31 06:57:24] [INFO ] Fuse similar labels procedure discarded/fused a total of 315 labels/synchronizations in 14 ms.
[2026-05-31 06:57:24] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7097707301536232195.gal : 9 ms
[2026-05-31 06:57:24] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1294400272943540026.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7097707301536232195.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1294400272943540026.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality1294400272943540026.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 6
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :6 after 8
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :10 after 43
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :43 after 76
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :76 after 371
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :371 after 607
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :607 after 795
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :795 after 1300
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1300 after 2815
Detected timeout of ITS tools.
[2026-05-31 06:57:26] [INFO ] Flatten gal took : 21 ms
[2026-05-31 06:57:26] [INFO ] Applying decomposition
[2026-05-31 06:57:26] [INFO ] Flatten gal took : 21 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph4782464292629035113.txt' '-o' '/tmp/graph4782464292629035113.bin' '-w' '/tmp/graph4782464292629035113.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4782464292629035113.bin' '-l' '-1' '-v' '-w' '/tmp/graph4782464292629035113.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:57:27] [INFO ] Decomposing Gal with order
[2026-05-31 06:57:27] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:57:27] [INFO ] Removed a total of 762 redundant transitions.
[2026-05-31 06:57:27] [INFO ] Flatten gal took : 51 ms
[2026-05-31 06:57:27] [INFO ] Fuse similar labels procedure discarded/fused a total of 179 labels/synchronizations in 8 ms.
[2026-05-31 06:57:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2118212281090416445.gal : 5 ms
[2026-05-31 06:57:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9591992715324417188.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2118212281090416445.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9591992715324417188.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality9591992715324417188.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 13
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :13 after 18
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :18 after 20
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :20 after 52
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :52 after 64
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :64 after 180
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2815 after 6565
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :180 after 2446
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2446 after 2532
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2532 after 2893
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2893 after 2994
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2994 after 3638
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :3638 after 6640
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :6565 after 27437
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 33336 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[407, 49]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15401808350159268512.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9279740675669525069.kers'
[2026-05-31 06:57:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15401808350159268512.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9279740675669525069.kers]
Normalized transition count is 786 out of 798 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:57:39] [INFO ] Computed 42 invariants in 12 ms
Computed 42 P flows in 13 ms.
Exported basis to /tmp/petrispot-output-9279740675669525069.kers
Total runtime 14 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[407, 49]
RANDOM walk for 1000000 steps (532 resets) in 4827 ms. (207 steps per ms)
BEST_FIRST walk for 2000002 steps (495 resets) in 4638 ms. (431 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[407, 49]
[2026-05-31 06:57:48] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5819651248915536667.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4710443756783652541.kers'
[2026-05-31 06:57:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5819651248915536667.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4710443756783652541.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:57:48] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-4710443756783652541.kers
Total runtime 8 ms.
[2026-05-31 06:57:48] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:57:48] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 24 ms returned sat
[2026-05-31 06:57:49] [INFO ] [Real]Absence check using state equation in 843 ms returned sat
[2026-05-31 06:57:49] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:57:49] [INFO ] [Nat]Absence check using 20 positive place invariants in 12 ms returned sat
[2026-05-31 06:57:49] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 29 ms returned sat
[2026-05-31 06:57:51] [INFO ] [Nat]Absence check using state equation in 1530 ms returned sat
[2026-05-31 06:57:51] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:57:52] [INFO ] [Nat]Added 72 Read/Feed constraints in 680 ms returned sat
[2026-05-31 06:57:53] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1141 ms
[2026-05-31 06:57:53] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 96 ms.
[2026-05-31 06:57:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 249 ms
[2026-05-31 06:57:57] [INFO ] Added : 57 causal constraints over 12 iterations in 4290 ms. Result :sat
Minimization took 4053 ms.
[2026-05-31 06:58:01] [INFO ] [Real]Absence check using 20 positive place invariants in 15 ms returned sat
[2026-05-31 06:58:01] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 28 ms returned sat
[2026-05-31 06:58:02] [INFO ] [Real]Absence check using state equation in 341 ms returned sat
[2026-05-31 06:58:02] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:58:02] [INFO ] [Nat]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 06:58:02] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 27 ms returned sat
[2026-05-31 06:58:03] [INFO ] [Nat]Absence check using state equation in 852 ms returned sat
[2026-05-31 06:58:03] [INFO ] [Nat]Added 72 Read/Feed constraints in 767 ms returned sat
[2026-05-31 06:58:03] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 55 ms.
[2026-05-31 06:58:07] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 830 ms
[2026-05-31 06:58:07] [INFO ] Added : 70 causal constraints over 15 iterations in 3903 ms. Result :sat
Minimization took 3572 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[407, 49]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[407, 49]
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 20 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 19 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:58:12] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:58:12] [INFO ] Invariant cache hit.
[2026-05-31 06:58:14] [INFO ] Implicit Places using invariants in 1777 ms returned []
[2026-05-31 06:58:14] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:58:14] [INFO ] Invariant cache hit.
[2026-05-31 06:58:15] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:58:22] [INFO ] Implicit Places using invariants and state equation in 7535 ms returned []
Implicit Place search using SMT with State Equation took 9335 ms to find 0 implicit places.
[2026-05-31 06:58:22] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9375 ms. Remains : 358/358 places, 798/798 transitions.
[2026-05-31 06:58:22] [INFO ] Flatten gal took : 72 ms
[2026-05-31 06:58:22] [INFO ] Flatten gal took : 42 ms
[2026-05-31 06:58:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12386585853837014946.gal : 5 ms
[2026-05-31 06:58:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17444004666403630096.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12386585853837014946.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17444004666403630096.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
RANDOM walk for 40000 steps (26 resets) in 474 ms. (84 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality17444004666403630096.prop.
BEST_FIRST walk for 40001 steps (12 resets) in 436 ms. (91 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (12 resets) in 331 ms. (120 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (11 resets) in 459 ms. (86 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :11 after 71
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :71 after 80
BEST_FIRST walk for 40001 steps (17 resets) in 298 ms. (133 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1750 after 1894
Interrupted probabilistic random walk after 126887 steps, run timeout after 3001 ms. (steps per millisecond=42 ) properties seen :0 out of 4
Probabilistic random walk after 126887 steps, saw 76177 distinct states, run finished after 3001 ms. (steps per millisecond=42 ) properties seen :0
[2026-05-31 06:58:25] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:58:25] [INFO ] Invariant cache hit.
[2026-05-31 06:58:25] [INFO ] State equation strengthened by 72 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1894 after 2278
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1646 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :2278 after 8944
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1142/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2894 ms.
Refiners :[Positive P Invariants (semi-flows): 19/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 356/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4558ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 212 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 358/358 places, 798/798 transitions.
RANDOM walk for 40000 steps (24 resets) in 433 ms. (92 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (14 resets) in 218 ms. (182 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (11 resets) in 201 ms. (198 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :8944 after 19696
Interrupted probabilistic random walk after 150907 steps, run timeout after 3001 ms. (steps per millisecond=50 ) properties seen :0 out of 2
Probabilistic random walk after 150907 steps, saw 89535 distinct states, run finished after 3001 ms. (steps per millisecond=50 ) properties seen :0
[2026-05-31 06:58:33] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:58:33] [INFO ] Invariant cache hit.
[2026-05-31 06:58:33] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1695 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :19696 after 88546
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3645 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5360ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 936 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:58:40] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:58:40] [INFO ] Invariant cache hit.
[2026-05-31 06:58:42] [INFO ] Implicit Places using invariants in 1883 ms returned []
[2026-05-31 06:58:42] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:58:42] [INFO ] Invariant cache hit.
[2026-05-31 06:58:43] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:58:49] [INFO ] Implicit Places using invariants and state equation in 7342 ms returned []
Implicit Place search using SMT with State Equation took 9228 ms to find 0 implicit places.
[2026-05-31 06:58:49] [INFO ] Redundant transitions in 17 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9265 ms. Remains : 358/358 places, 798/798 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 358 transition count 786
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 352 transition count 810
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 352 transition count 786
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 352 transition count 780
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 346 transition count 780
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 346 transition count 774
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 340 transition count 774
Applied a total of 72 rules in 90 ms. Remains 340 /358 variables (removed 18) and now considering 774/798 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2302571002829249035.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18220678659390032465.kers'
[2026-05-31 06:58:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2302571002829249035.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18220678659390032465.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 774 rows 335 cols 3767 entries
Finished phase 1 with 145 SingleSign rule and 153 generalized
[2026-05-31 06:58:49] [INFO ] Computed 42 invariants in 13 ms
Computed 42 P flows in 14 ms.
Exported basis to /tmp/petrispot-output-18220678659390032465.kers
Total runtime 15 ms.
[2026-05-31 06:58:49] [INFO ] [Real]Absence check using 20 positive place invariants in 18 ms returned sat
[2026-05-31 06:58:49] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 67 ms returned sat
[2026-05-31 06:58:49] [INFO ] After 244ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-31 06:58:50] [INFO ] [Nat]Absence check using 20 positive place invariants in 17 ms returned sat
[2026-05-31 06:58:50] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 64 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :88546 after 228262
[2026-05-31 06:58:52] [INFO ] After 1975ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-31 06:58:52] [INFO ] After 2316ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:58:52] [INFO ] After 2834ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-31 06:58:52] [INFO ] Flatten gal took : 23 ms
[2026-05-31 06:58:52] [INFO ] Flatten gal took : 23 ms
[2026-05-31 06:58:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8692497607709321666.gal : 6 ms
[2026-05-31 06:58:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10104836031922454931.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8692497607709321666.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10104836031922454931.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality10104836031922454931.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 47
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :47 after 61
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :61 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 527
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :527 after 698
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :698 after 779
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :779 after 1059
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1059 after 2487
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2487 after 10353
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23611 after 34255
Detected timeout of ITS tools.
[2026-05-31 06:59:07] [INFO ] Flatten gal took : 36 ms
[2026-05-31 06:59:07] [INFO ] Applying decomposition
[2026-05-31 06:59:07] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph2609557926385101743.txt' '-o' '/tmp/graph2609557926385101743.bin' '-w' '/tmp/graph2609557926385101743.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2609557926385101743.bin' '-l' '-1' '-v' '-w' '/tmp/graph2609557926385101743.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:59:07] [INFO ] Decomposing Gal with order
[2026-05-31 06:59:07] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:59:08] [INFO ] Removed a total of 629 redundant transitions.
[2026-05-31 06:59:08] [INFO ] Flatten gal took : 68 ms
[2026-05-31 06:59:08] [INFO ] Fuse similar labels procedure discarded/fused a total of 339 labels/synchronizations in 9 ms.
[2026-05-31 06:59:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6147877587559339605.gal : 5 ms
[2026-05-31 06:59:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8008711854543136505.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6147877587559339605.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8008711854543136505.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality8008711854543136505.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 5
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :5 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :10 after 43
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :43 after 77
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 2809
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2809 after 2863
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2863 after 3283
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3283 after 4195
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4195 after 6431
Detected timeout of ITS tools.
[2026-05-31 06:59:12] [INFO ] Flatten gal took : 29 ms
[2026-05-31 06:59:12] [INFO ] Applying decomposition
[2026-05-31 06:59:12] [INFO ] Flatten gal took : 32 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph13461096525040695291.txt' '-o' '/tmp/graph13461096525040695291.bin' '-w' '/tmp/graph13461096525040695291.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph13461096525040695291.bin' '-l' '-1' '-v' '-w' '/tmp/graph13461096525040695291.weights' '-q' '0' '-e' '0.001'
[2026-05-31 06:59:12] [INFO ] Decomposing Gal with order
[2026-05-31 06:59:12] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 06:59:12] [INFO ] Removed a total of 606 redundant transitions.
[2026-05-31 06:59:12] [INFO ] Flatten gal took : 95 ms
[2026-05-31 06:59:12] [INFO ] Fuse similar labels procedure discarded/fused a total of 280 labels/synchronizations in 12 ms.
[2026-05-31 06:59:12] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6682688179318737904.gal : 8 ms
[2026-05-31 06:59:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9690007260548119072.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6682688179318737904.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9690007260548119072.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :6431 after 10205
Loading property file /tmp/ReachabilityCardinality9690007260548119072.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 11
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :11 after 13
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :13 after 15
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :15 after 18
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :18 after 147
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :147 after 227
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :227 after 522
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :522 after 818
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :818 after 1074
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1074 after 2386
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2386 after 5280
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5280 after 13120
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :10205 after 31969
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :13120 after 28418
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 33607 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[406, 48]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10908469558725881542.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4557868042236862550.kers'
[2026-05-31 06:59:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10908469558725881542.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4557868042236862550.kers]
Normalized transition count is 786 out of 798 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:59:23] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-4557868042236862550.kers
Total runtime 9 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[406, 48]
RANDOM walk for 1000000 steps (542 resets) in 4365 ms. (229 steps per ms)
BEST_FIRST walk for 2000001 steps (454 resets) in 4505 ms. (443 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[406, 48]
[2026-05-31 06:59:32] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12666304510213170866.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12405165689339107275.kers'
[2026-05-31 06:59:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12666304510213170866.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12405165689339107275.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 06:59:32] [INFO ] Computed 42 invariants in 12 ms
Computed 42 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-12405165689339107275.kers
Total runtime 14 ms.
[2026-05-31 06:59:32] [INFO ] [Real]Absence check using 20 positive place invariants in 16 ms returned sat
[2026-05-31 06:59:32] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 54 ms returned sat
[2026-05-31 06:59:33] [INFO ] [Real]Absence check using state equation in 1056 ms returned sat
[2026-05-31 06:59:33] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:59:33] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:59:33] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 29 ms returned sat
[2026-05-31 06:59:34] [INFO ] [Nat]Absence check using state equation in 1115 ms returned sat
[2026-05-31 06:59:34] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 06:59:35] [INFO ] [Nat]Added 72 Read/Feed constraints in 491 ms returned sat
[2026-05-31 06:59:36] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1338 ms
[2026-05-31 06:59:36] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 91 ms.
[2026-05-31 06:59:40] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 246 ms
[2026-05-31 06:59:40] [INFO ] Added : 57 causal constraints over 12 iterations in 3784 ms. Result :sat
Minimization took 3947 ms.
[2026-05-31 06:59:44] [INFO ] [Real]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-31 06:59:44] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 26 ms returned sat
[2026-05-31 06:59:44] [INFO ] [Real]Absence check using state equation in 334 ms returned sat
[2026-05-31 06:59:44] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 06:59:44] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 06:59:44] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 25 ms returned sat
[2026-05-31 06:59:45] [INFO ] [Nat]Absence check using state equation in 646 ms returned sat
[2026-05-31 06:59:46] [INFO ] [Nat]Added 72 Read/Feed constraints in 770 ms returned sat
[2026-05-31 06:59:46] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 56 ms.
[2026-05-31 06:59:50] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 800 ms
[2026-05-31 06:59:50] [INFO ] Added : 70 causal constraints over 15 iterations in 4586 ms. Result :sat
Minimization took 3653 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[406, 48]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[406, 48]
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 06:59:55] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:59:55] [INFO ] Invariant cache hit.
[2026-05-31 06:59:57] [INFO ] Implicit Places using invariants in 1576 ms returned []
[2026-05-31 06:59:57] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 06:59:57] [INFO ] Invariant cache hit.
[2026-05-31 06:59:58] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 07:00:04] [INFO ] Implicit Places using invariants and state equation in 7046 ms returned []
Implicit Place search using SMT with State Equation took 8642 ms to find 0 implicit places.
[2026-05-31 07:00:04] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8674 ms. Remains : 358/358 places, 798/798 transitions.
[2026-05-31 07:00:04] [INFO ] Flatten gal took : 36 ms
[2026-05-31 07:00:04] [INFO ] Flatten gal took : 25 ms
[2026-05-31 07:00:04] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9121221327514935578.gal : 4 ms
[2026-05-31 07:00:04] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13435434661690953141.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9121221327514935578.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13435434661690953141.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality13435434661690953141.prop.
RANDOM walk for 40000 steps (22 resets) in 568 ms. (70 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (12 resets) in 338 ms. (118 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (11 resets) in 281 ms. (141 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :11 after 71
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :71 after 80
BEST_FIRST walk for 40001 steps (12 resets) in 258 ms. (154 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (12 resets) in 262 ms. (152 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1750 after 1894
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1894 after 2278
Interrupted probabilistic random walk after 118558 steps, run timeout after 3001 ms. (steps per millisecond=39 ) properties seen :0 out of 4
Probabilistic random walk after 118558 steps, saw 71404 distinct states, run finished after 3001 ms. (steps per millisecond=39 ) properties seen :0
[2026-05-31 07:00:08] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:00:08] [INFO ] Invariant cache hit.
[2026-05-31 07:00:08] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :2278 after 8944
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1821 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :8944 after 19696
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3513 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5346ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 378 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
RANDOM walk for 40000 steps (20 resets) in 409 ms. (97 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (12 resets) in 192 ms. (207 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (14 resets) in 183 ms. (217 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 158177 steps, run timeout after 3001 ms. (steps per millisecond=52 ) properties seen :0 out of 2
Probabilistic random walk after 158177 steps, saw 93411 distinct states, run finished after 3001 ms. (steps per millisecond=52 ) properties seen :0
[2026-05-31 07:00:17] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:00:17] [INFO ] Invariant cache hit.
[2026-05-31 07:00:17] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1813 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :19696 after 88546
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4401 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6240ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 922 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 07:00:24] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:00:24] [INFO ] Invariant cache hit.
[2026-05-31 07:00:26] [INFO ] Implicit Places using invariants in 1762 ms returned []
[2026-05-31 07:00:26] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:00:26] [INFO ] Invariant cache hit.
[2026-05-31 07:00:27] [INFO ] State equation strengthened by 72 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :88546 after 228262
[2026-05-31 07:00:34] [INFO ] Implicit Places using invariants and state equation in 8619 ms returned []
Implicit Place search using SMT with State Equation took 10383 ms to find 0 implicit places.
[2026-05-31 07:00:34] [INFO ] Redundant transitions in 9 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10410 ms. Remains : 358/358 places, 798/798 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 358 transition count 786
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 352 transition count 810
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 352 transition count 786
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 352 transition count 780
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 346 transition count 780
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 346 transition count 774
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 340 transition count 774
Applied a total of 72 rules in 53 ms. Remains 340 /358 variables (removed 18) and now considering 774/798 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16454002555998895279.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7728000752286247570.kers'
[2026-05-31 07:00:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16454002555998895279.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7728000752286247570.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 774 rows 335 cols 3767 entries
Finished phase 1 with 145 SingleSign rule and 153 generalized
[2026-05-31 07:00:34] [INFO ] Computed 42 invariants in 8 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-7728000752286247570.kers
Total runtime 10 ms.
[2026-05-31 07:00:34] [INFO ] [Real]Absence check using 20 positive place invariants in 12 ms returned sat
[2026-05-31 07:00:35] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 43 ms returned sat
[2026-05-31 07:00:35] [INFO ] After 156ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-31 07:00:35] [INFO ] [Nat]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 07:00:35] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 42 ms returned sat
[2026-05-31 07:00:36] [INFO ] After 1664ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-31 07:00:37] [INFO ] After 2043ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-31 07:00:37] [INFO ] After 2603ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-31 07:00:37] [INFO ] Flatten gal took : 21 ms
[2026-05-31 07:00:37] [INFO ] Flatten gal took : 21 ms
[2026-05-31 07:00:37] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14875554528616175185.gal : 5 ms
[2026-05-31 07:00:37] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1595102858379149723.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14875554528616175185.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1595102858379149723.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality1595102858379149723.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 47
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :47 after 61
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :61 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 527
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :527 after 698
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :698 after 779
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :779 after 1059
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1059 after 2487
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2487 after 10353
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23611 after 34255
Detected timeout of ITS tools.
[2026-05-31 07:00:52] [INFO ] Flatten gal took : 23 ms
[2026-05-31 07:00:52] [INFO ] Applying decomposition
[2026-05-31 07:00:52] [INFO ] Flatten gal took : 24 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph8942602550884487578.txt' '-o' '/tmp/graph8942602550884487578.bin' '-w' '/tmp/graph8942602550884487578.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8942602550884487578.bin' '-l' '-1' '-v' '-w' '/tmp/graph8942602550884487578.weights' '-q' '0' '-e' '0.001'
[2026-05-31 07:00:52] [INFO ] Decomposing Gal with order
[2026-05-31 07:00:52] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 07:00:52] [INFO ] Removed a total of 657 redundant transitions.
[2026-05-31 07:00:52] [INFO ] Flatten gal took : 72 ms
[2026-05-31 07:00:52] [INFO ] Fuse similar labels procedure discarded/fused a total of 342 labels/synchronizations in 10 ms.
[2026-05-31 07:00:53] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11197250282109093225.gal : 5 ms
[2026-05-31 07:00:53] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6225996560752074824.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11197250282109093225.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6225996560752074824.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality6225996560752074824.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 15
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :15 after 17
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :17 after 19
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :19 after 61
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :61 after 153
Detected timeout of ITS tools.
[2026-05-31 07:00:54] [INFO ] Flatten gal took : 24 ms
[2026-05-31 07:00:54] [INFO ] Applying decomposition
[2026-05-31 07:00:54] [INFO ] Flatten gal took : 20 ms
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 1531
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph14488288822518503385.txt' '-o' '/tmp/graph14488288822518503385.bin' '-w' '/tmp/graph14488288822518503385.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14488288822518503385.bin' '-l' '-1' '-v' '-w' '/tmp/graph14488288822518503385.weights' '-q' '0' '-e' '0.001'
[2026-05-31 07:00:54] [INFO ] Decomposing Gal with order
[2026-05-31 07:00:54] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 07:00:55] [INFO ] Removed a total of 649 redundant transitions.
[2026-05-31 07:00:55] [INFO ] Flatten gal took : 50 ms
[2026-05-31 07:00:55] [INFO ] Fuse similar labels procedure discarded/fused a total of 235 labels/synchronizations in 7 ms.
[2026-05-31 07:00:55] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18046748255185433641.gal : 5 ms
[2026-05-31 07:00:55] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4413628934888300978.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality18046748255185433641.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4413628934888300978.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality4413628934888300978.prop.
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1531 after 3067
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :3067 after 3228
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 8
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :8 after 12
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :12 after 20
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :20 after 80
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3228 after 3667
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3667 after 5034
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :430 after 2412
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2412 after 2502
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2502 after 2846
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2846 after 3154
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5034 after 7335
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3154 after 4294
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4294 after 7460
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :7335 after 11601
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :29106 after 62670
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 33243 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[405, 47]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4231731748774092101.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6090146732202206918.kers'
[2026-05-31 07:01:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4231731748774092101.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6090146732202206918.kers]
Normalized transition count is 786 out of 798 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 07:01:08] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-6090146732202206918.kers
Total runtime 9 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[405, 47]
RANDOM walk for 1000000 steps (531 resets) in 5077 ms. (196 steps per ms)
BEST_FIRST walk for 2000001 steps (463 resets) in 4654 ms. (429 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[405, 47]
[2026-05-31 07:01:17] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10631472954555264086.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10216766122492823997.kers'
[2026-05-31 07:01:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10631472954555264086.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10216766122492823997.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 07:01:17] [INFO ] Computed 42 invariants in 11 ms
Computed 42 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-10216766122492823997.kers
Total runtime 13 ms.
[2026-05-31 07:01:17] [INFO ] [Real]Absence check using 20 positive place invariants in 16 ms returned sat
[2026-05-31 07:01:18] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 39 ms returned sat
[2026-05-31 07:01:19] [INFO ] [Real]Absence check using state equation in 1204 ms returned sat
[2026-05-31 07:01:19] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 07:01:19] [INFO ] [Nat]Absence check using 20 positive place invariants in 15 ms returned sat
[2026-05-31 07:01:19] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 37 ms returned sat
[2026-05-31 07:01:20] [INFO ] [Nat]Absence check using state equation in 1275 ms returned sat
[2026-05-31 07:01:20] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 07:01:21] [INFO ] [Nat]Added 72 Read/Feed constraints in 544 ms returned sat
[2026-05-31 07:01:22] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1403 ms
[2026-05-31 07:01:22] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 80 ms.
[2026-05-31 07:01:26] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 230 ms
[2026-05-31 07:01:26] [INFO ] Added : 57 causal constraints over 12 iterations in 3778 ms. Result :sat
Minimization took 4031 ms.
[2026-05-31 07:01:30] [INFO ] [Real]Absence check using 20 positive place invariants in 13 ms returned sat
[2026-05-31 07:01:30] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 27 ms returned sat
[2026-05-31 07:01:31] [INFO ] [Real]Absence check using state equation in 485 ms returned sat
[2026-05-31 07:01:31] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 07:01:31] [INFO ] [Nat]Absence check using 20 positive place invariants in 18 ms returned sat
[2026-05-31 07:01:31] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 41 ms returned sat
[2026-05-31 07:01:32] [INFO ] [Nat]Absence check using state equation in 1032 ms returned sat
[2026-05-31 07:01:33] [INFO ] [Nat]Added 72 Read/Feed constraints in 828 ms returned sat
[2026-05-31 07:01:33] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 72 ms.
[2026-05-31 07:01:36] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 827 ms
[2026-05-31 07:01:37] [INFO ] Added : 70 causal constraints over 15 iterations in 4006 ms. Result :sat
Minimization took 4221 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[405, 47]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[405, 47]
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 07:01:42] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:01:42] [INFO ] Invariant cache hit.
[2026-05-31 07:01:44] [INFO ] Implicit Places using invariants in 1662 ms returned []
[2026-05-31 07:01:44] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:01:44] [INFO ] Invariant cache hit.
[2026-05-31 07:01:45] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 07:01:51] [INFO ] Implicit Places using invariants and state equation in 7211 ms returned []
Implicit Place search using SMT with State Equation took 8876 ms to find 0 implicit places.
[2026-05-31 07:01:51] [INFO ] Redundant transitions in 9 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8905 ms. Remains : 358/358 places, 798/798 transitions.
[2026-05-31 07:01:51] [INFO ] Flatten gal took : 22 ms
[2026-05-31 07:01:51] [INFO ] Flatten gal took : 23 ms
[2026-05-31 07:01:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality806107272040796749.gal : 5 ms
[2026-05-31 07:01:51] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16332009690958132441.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality806107272040796749.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16332009690958132441.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
RANDOM walk for 40000 steps (26 resets) in 375 ms. (106 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality16332009690958132441.prop.
BEST_FIRST walk for 40002 steps (16 resets) in 229 ms. (173 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (10 resets) in 190 ms. (209 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (9 resets) in 176 ms. (226 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (14 resets) in 152 ms. (261 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :11 after 71
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :71 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1750 after 1894
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1894 after 2278
Interrupted probabilistic random walk after 125027 steps, run timeout after 3001 ms. (steps per millisecond=41 ) properties seen :0 out of 4
Probabilistic random walk after 125027 steps, saw 75079 distinct states, run finished after 3001 ms. (steps per millisecond=41 ) properties seen :0
[2026-05-31 07:01:55] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:01:55] [INFO ] Invariant cache hit.
[2026-05-31 07:01:55] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1473 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :2278 after 8944
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2913 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4394ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 233 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
RANDOM walk for 40000 steps (24 resets) in 359 ms. (111 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (15 resets) in 139 ms. (285 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (14 resets) in 181 ms. (219 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :8944 after 19696
Interrupted probabilistic random walk after 147073 steps, run timeout after 3001 ms. (steps per millisecond=49 ) properties seen :0 out of 2
Probabilistic random walk after 147073 steps, saw 87540 distinct states, run finished after 3001 ms. (steps per millisecond=49 ) properties seen :0
[2026-05-31 07:02:03] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:02:03] [INFO ] Invariant cache hit.
[2026-05-31 07:02:03] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1432 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3638 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5077ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 955 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 07:02:09] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:02:09] [INFO ] Invariant cache hit.
[2026-05-31 07:02:10] [INFO ] Implicit Places using invariants in 1605 ms returned []
[2026-05-31 07:02:10] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:02:10] [INFO ] Invariant cache hit.
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :19696 after 88546
[2026-05-31 07:02:11] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 07:02:18] [INFO ] Implicit Places using invariants and state equation in 7409 ms returned []
Implicit Place search using SMT with State Equation took 9017 ms to find 0 implicit places.
[2026-05-31 07:02:18] [INFO ] Redundant transitions in 9 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9047 ms. Remains : 358/358 places, 798/798 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 358 transition count 786
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 352 transition count 810
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 352 transition count 786
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 352 transition count 780
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 346 transition count 780
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 346 transition count 774
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 340 transition count 774
Applied a total of 72 rules in 54 ms. Remains 340 /358 variables (removed 18) and now considering 774/798 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8797927751188539223.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-688557673943901905.kers'
[2026-05-31 07:02:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8797927751188539223.kers, --Pflows, --basisKERS=/tmp/petrispot-output-688557673943901905.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 774 rows 335 cols 3767 entries
Finished phase 1 with 145 SingleSign rule and 153 generalized
[2026-05-31 07:02:18] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-688557673943901905.kers
Total runtime 8 ms.
[2026-05-31 07:02:18] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 07:02:18] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 42 ms returned sat
[2026-05-31 07:02:18] [INFO ] After 154ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-31 07:02:18] [INFO ] [Nat]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 07:02:18] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 40 ms returned sat
[2026-05-31 07:02:20] [INFO ] After 1427ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-31 07:02:20] [INFO ] After 1691ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-31 07:02:20] [INFO ] After 2114ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-31 07:02:20] [INFO ] Flatten gal took : 22 ms
[2026-05-31 07:02:20] [INFO ] Flatten gal took : 22 ms
[2026-05-31 07:02:20] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1176485558277986047.gal : 5 ms
[2026-05-31 07:02:20] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12559290396020841766.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1176485558277986047.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12559290396020841766.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality12559290396020841766.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 47
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :47 after 61
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :61 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 527
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :527 after 698
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :698 after 779
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :779 after 1059
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1059 after 2487
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2487 after 10353
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :88546 after 228262
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23611 after 34255
Detected timeout of ITS tools.
[2026-05-31 07:02:35] [INFO ] Flatten gal took : 22 ms
[2026-05-31 07:02:35] [INFO ] Applying decomposition
[2026-05-31 07:02:35] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph12850902489546206228.txt' '-o' '/tmp/graph12850902489546206228.bin' '-w' '/tmp/graph12850902489546206228.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph12850902489546206228.bin' '-l' '-1' '-v' '-w' '/tmp/graph12850902489546206228.weights' '-q' '0' '-e' '0.001'
[2026-05-31 07:02:35] [INFO ] Decomposing Gal with order
[2026-05-31 07:02:35] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 07:02:35] [INFO ] Removed a total of 705 redundant transitions.
[2026-05-31 07:02:35] [INFO ] Flatten gal took : 68 ms
[2026-05-31 07:02:35] [INFO ] Fuse similar labels procedure discarded/fused a total of 336 labels/synchronizations in 10 ms.
[2026-05-31 07:02:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3426831253516465396.gal : 6 ms
[2026-05-31 07:02:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5919996582498661495.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3426831253516465396.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5919996582498661495.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality5919996582498661495.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 9
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :9 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 69
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :69 after 77
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :77 after 203
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :427 after 2947
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :2947 after 2993
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2993 after 3108
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :3108 after 3213
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3213 after 3842
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3842 after 8582
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :8582 after 11735
Detected timeout of ITS tools.
[2026-05-31 07:02:41] [INFO ] Flatten gal took : 21 ms
[2026-05-31 07:02:41] [INFO ] Applying decomposition
[2026-05-31 07:02:42] [INFO ] Flatten gal took : 21 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph13543159438681129406.txt' '-o' '/tmp/graph13543159438681129406.bin' '-w' '/tmp/graph13543159438681129406.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph13543159438681129406.bin' '-l' '-1' '-v' '-w' '/tmp/graph13543159438681129406.weights' '-q' '0' '-e' '0.001'
[2026-05-31 07:02:42] [INFO ] Decomposing Gal with order
[2026-05-31 07:02:42] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 07:02:42] [INFO ] Removed a total of 592 redundant transitions.
[2026-05-31 07:02:42] [INFO ] Flatten gal took : 83 ms
[2026-05-31 07:02:42] [INFO ] Fuse similar labels procedure discarded/fused a total of 342 labels/synchronizations in 7 ms.
[2026-05-31 07:02:42] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality390546287365536931.gal : 5 ms
[2026-05-31 07:02:42] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9053402892695711578.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality390546287365536931.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9053402892695711578.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...327
Loading property file /tmp/ReachabilityCardinality9053402892695711578.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 5
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :5 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :10 after 11
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :11 after 48
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :48 after 54
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :54 after 79
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :79 after 1562
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1562 after 1750
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1750 after 4130
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4130 after 28210
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 32732 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[404, 46]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11849309670570453888.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11878708114306251247.kers'
[2026-05-31 07:02:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11849309670570453888.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11878708114306251247.kers]
Normalized transition count is 786 out of 798 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 07:02:50] [INFO ] Computed 42 invariants in 8 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-11878708114306251247.kers
Total runtime 9 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[404, 46]
RANDOM walk for 1000000 steps (579 resets) in 4748 ms. (210 steps per ms)
BEST_FIRST walk for 2000001 steps (428 resets) in 4533 ms. (441 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[404, 46]
[2026-05-31 07:03:00] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4464079952672953219.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4544691060549268181.kers'
[2026-05-31 07:03:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4464079952672953219.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4544691060549268181.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 07:03:00] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-4544691060549268181.kers
Total runtime 9 ms.
[2026-05-31 07:03:00] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 07:03:00] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 25 ms returned sat
[2026-05-31 07:03:01] [INFO ] [Real]Absence check using state equation in 909 ms returned sat
[2026-05-31 07:03:01] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 07:03:01] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 07:03:01] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 23 ms returned sat
[2026-05-31 07:03:02] [INFO ] [Nat]Absence check using state equation in 989 ms returned sat
[2026-05-31 07:03:02] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 07:03:02] [INFO ] [Nat]Added 72 Read/Feed constraints in 532 ms returned sat
[2026-05-31 07:03:03] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 936 ms
[2026-05-31 07:03:03] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 63 ms.
[2026-05-31 07:03:06] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 141 ms
[2026-05-31 07:03:06] [INFO ] Added : 57 causal constraints over 12 iterations in 2705 ms. Result :sat
Minimization took 4319 ms.
[2026-05-31 07:03:11] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 07:03:11] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 26 ms returned sat
[2026-05-31 07:03:11] [INFO ] [Real]Absence check using state equation in 377 ms returned sat
[2026-05-31 07:03:11] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 07:03:11] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 07:03:11] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 26 ms returned sat
[2026-05-31 07:03:12] [INFO ] [Nat]Absence check using state equation in 695 ms returned sat
[2026-05-31 07:03:13] [INFO ] [Nat]Added 72 Read/Feed constraints in 819 ms returned sat
[2026-05-31 07:03:13] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 55 ms.
[2026-05-31 07:03:16] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 501 ms
[2026-05-31 07:03:16] [INFO ] Added : 70 causal constraints over 15 iterations in 3043 ms. Result :sat
Minimization took 3406 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[404, 46]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[404, 46]
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 10 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 07:03:20] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:03:20] [INFO ] Invariant cache hit.
[2026-05-31 07:03:22] [INFO ] Implicit Places using invariants in 1469 ms returned []
[2026-05-31 07:03:22] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:03:22] [INFO ] Invariant cache hit.
[2026-05-31 07:03:23] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 07:03:29] [INFO ] Implicit Places using invariants and state equation in 7501 ms returned []
Implicit Place search using SMT with State Equation took 8973 ms to find 0 implicit places.
[2026-05-31 07:03:29] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9000 ms. Remains : 358/358 places, 798/798 transitions.
[2026-05-31 07:03:29] [INFO ] Flatten gal took : 21 ms
[2026-05-31 07:03:29] [INFO ] Flatten gal took : 20 ms
[2026-05-31 07:03:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6102365766312306302.gal : 4 ms
[2026-05-31 07:03:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1378321358523587600.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6102365766312306302.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1378321358523587600.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
RANDOM walk for 40000 steps (20 resets) in 344 ms. (115 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality1378321358523587600.prop.
BEST_FIRST walk for 40003 steps (13 resets) in 221 ms. (180 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (10 resets) in 171 ms. (232 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (13 resets) in 254 ms. (156 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 7
BEST_FIRST walk for 40002 steps (14 resets) in 177 ms. (224 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :11 after 71
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :71 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1750 after 1894
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1894 after 2278
Interrupted probabilistic random walk after 107631 steps, run timeout after 3001 ms. (steps per millisecond=35 ) properties seen :0 out of 4
Probabilistic random walk after 107631 steps, saw 65243 distinct states, run finished after 3001 ms. (steps per millisecond=35 ) properties seen :0
[2026-05-31 07:03:33] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:03:33] [INFO ] Invariant cache hit.
[2026-05-31 07:03:33] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :2278 after 8944
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1477 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2877 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4362ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 254 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 358/358 places, 798/798 transitions.
RANDOM walk for 40000 steps (26 resets) in 296 ms. (134 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (14 resets) in 191 ms. (208 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (15 resets) in 138 ms. (287 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :8944 after 19696
Interrupted probabilistic random walk after 146690 steps, run timeout after 3001 ms. (steps per millisecond=48 ) properties seen :0 out of 2
Probabilistic random walk after 146690 steps, saw 87347 distinct states, run finished after 3001 ms. (steps per millisecond=48 ) properties seen :0
[2026-05-31 07:03:41] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:03:41] [INFO ] Invariant cache hit.
[2026-05-31 07:03:41] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1386 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3461 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4859ms problems are : Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :19696 after 88546
Parikh walk visited 0 properties in 933 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 24 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 07:03:46] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:03:46] [INFO ] Invariant cache hit.
[2026-05-31 07:03:48] [INFO ] Implicit Places using invariants in 1627 ms returned []
[2026-05-31 07:03:48] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:03:48] [INFO ] Invariant cache hit.
[2026-05-31 07:03:49] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 07:03:56] [INFO ] Implicit Places using invariants and state equation in 7851 ms returned []
Implicit Place search using SMT with State Equation took 9481 ms to find 0 implicit places.
[2026-05-31 07:03:56] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9511 ms. Remains : 358/358 places, 798/798 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 358 transition count 786
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 352 transition count 810
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 352 transition count 786
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 352 transition count 780
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 346 transition count 780
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 346 transition count 774
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 340 transition count 774
Applied a total of 72 rules in 59 ms. Remains 340 /358 variables (removed 18) and now considering 774/798 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12855212541919730846.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11912275047174799521.kers'
[2026-05-31 07:03:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12855212541919730846.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11912275047174799521.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 774 rows 335 cols 3767 entries
Finished phase 1 with 145 SingleSign rule and 153 generalized
[2026-05-31 07:03:56] [INFO ] Computed 42 invariants in 8 ms
Computed 42 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-11912275047174799521.kers
Total runtime 10 ms.
[2026-05-31 07:03:56] [INFO ] [Real]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 07:03:56] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 43 ms returned sat
[2026-05-31 07:03:56] [INFO ] After 159ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-31 07:03:56] [INFO ] [Nat]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 07:03:56] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 41 ms returned sat
[2026-05-31 07:03:58] [INFO ] After 1436ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-31 07:03:58] [INFO ] After 1703ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-31 07:03:58] [INFO ] After 2125ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-31 07:03:58] [INFO ] Flatten gal took : 24 ms
[2026-05-31 07:03:58] [INFO ] Flatten gal took : 24 ms
[2026-05-31 07:03:58] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16999305575345223740.gal : 5 ms
[2026-05-31 07:03:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17036297050328538869.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16999305575345223740.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17036297050328538869.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :88546 after 228262
Loading property file /tmp/ReachabilityCardinality17036297050328538869.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 47
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :47 after 61
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :61 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 527
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :527 after 698
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :698 after 779
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :779 after 1059
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1059 after 2487
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2487 after 10353
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23611 after 34255
Detected timeout of ITS tools.
[2026-05-31 07:04:13] [INFO ] Flatten gal took : 23 ms
[2026-05-31 07:04:13] [INFO ] Applying decomposition
[2026-05-31 07:04:13] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph9937238121581406357.txt' '-o' '/tmp/graph9937238121581406357.bin' '-w' '/tmp/graph9937238121581406357.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9937238121581406357.bin' '-l' '-1' '-v' '-w' '/tmp/graph9937238121581406357.weights' '-q' '0' '-e' '0.001'
[2026-05-31 07:04:14] [INFO ] Decomposing Gal with order
[2026-05-31 07:04:14] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 07:04:14] [INFO ] Removed a total of 756 redundant transitions.
[2026-05-31 07:04:14] [INFO ] Flatten gal took : 61 ms
[2026-05-31 07:04:14] [INFO ] Fuse similar labels procedure discarded/fused a total of 304 labels/synchronizations in 9 ms.
[2026-05-31 07:04:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14332365436418688795.gal : 5 ms
[2026-05-31 07:04:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18205712837700855522.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14332365436418688795.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18205712837700855522.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality18205712837700855522.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 13
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :13 after 14
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :14 after 27
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :27 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :427 after 1531
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1531 after 2979
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2979 after 3201
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :3201 after 3615
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3615 after 6329
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :6329 after 10671
Detected timeout of ITS tools.
[2026-05-31 07:04:20] [INFO ] Flatten gal took : 20 ms
[2026-05-31 07:04:20] [INFO ] Applying decomposition
[2026-05-31 07:04:20] [INFO ] Flatten gal took : 20 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph5611523028523508934.txt' '-o' '/tmp/graph5611523028523508934.bin' '-w' '/tmp/graph5611523028523508934.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph5611523028523508934.bin' '-l' '-1' '-v' '-w' '/tmp/graph5611523028523508934.weights' '-q' '0' '-e' '0.001'
[2026-05-31 07:04:20] [INFO ] Decomposing Gal with order
[2026-05-31 07:04:20] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 07:04:20] [INFO ] Removed a total of 617 redundant transitions.
[2026-05-31 07:04:20] [INFO ] Flatten gal took : 63 ms
[2026-05-31 07:04:20] [INFO ] Fuse similar labels procedure discarded/fused a total of 437 labels/synchronizations in 9 ms.
[2026-05-31 07:04:20] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1104706999306517544.gal : 5 ms
[2026-05-31 07:04:20] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7750449770051996578.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1104706999306517544.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7750449770051996578.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality7750449770051996578.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 9
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :9 after 10
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :10 after 80
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :430 after 2404
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2404 after 2688
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2688 after 3444
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3444 after 3812
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :10671 after 17819
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3812 after 6650
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 32765 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[403, 45]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1504551459200308715.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18299882283641174951.kers'
[2026-05-31 07:04:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1504551459200308715.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18299882283641174951.kers]
Normalized transition count is 786 out of 798 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 07:04:29] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-18299882283641174951.kers
Total runtime 9 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[403, 45]
RANDOM walk for 1000000 steps (527 resets) in 5136 ms. (194 steps per ms)
BEST_FIRST walk for 2000002 steps (461 resets) in 4617 ms. (433 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[403, 45]
[2026-05-31 07:04:39] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4848481343307689185.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11549294757465808124.kers'
[2026-05-31 07:04:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4848481343307689185.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11549294757465808124.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 07:04:39] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-11549294757465808124.kers
Total runtime 9 ms.
[2026-05-31 07:04:39] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 07:04:39] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 23 ms returned sat
[2026-05-31 07:04:40] [INFO ] [Real]Absence check using state equation in 1262 ms returned sat
[2026-05-31 07:04:40] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 07:04:40] [INFO ] [Nat]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-31 07:04:40] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 24 ms returned sat
[2026-05-31 07:04:41] [INFO ] [Nat]Absence check using state equation in 1012 ms returned sat
[2026-05-31 07:04:41] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 07:04:42] [INFO ] [Nat]Added 72 Read/Feed constraints in 504 ms returned sat
[2026-05-31 07:04:43] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1360 ms
[2026-05-31 07:04:43] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 86 ms.
[2026-05-31 07:04:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 194 ms
[2026-05-31 07:04:47] [INFO ] Added : 57 causal constraints over 12 iterations in 3921 ms. Result :sat
Minimization took 4145 ms.
[2026-05-31 07:04:51] [INFO ] [Real]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 07:04:51] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 30 ms returned sat
[2026-05-31 07:04:52] [INFO ] [Real]Absence check using state equation in 530 ms returned sat
[2026-05-31 07:04:52] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 07:04:52] [INFO ] [Nat]Absence check using 20 positive place invariants in 12 ms returned sat
[2026-05-31 07:04:52] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 25 ms returned sat
[2026-05-31 07:04:53] [INFO ] [Nat]Absence check using state equation in 702 ms returned sat
[2026-05-31 07:04:53] [INFO ] [Nat]Added 72 Read/Feed constraints in 803 ms returned sat
[2026-05-31 07:04:54] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 56 ms.
[2026-05-31 07:04:56] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 544 ms
[2026-05-31 07:04:56] [INFO ] Added : 70 causal constraints over 15 iterations in 2976 ms. Result :sat
Minimization took 3319 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[403, 45]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[403, 45]
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 07:05:01] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:05:01] [INFO ] Invariant cache hit.
[2026-05-31 07:05:03] [INFO ] Implicit Places using invariants in 1636 ms returned []
[2026-05-31 07:05:03] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:05:03] [INFO ] Invariant cache hit.
[2026-05-31 07:05:04] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 07:05:10] [INFO ] Implicit Places using invariants and state equation in 7734 ms returned []
Implicit Place search using SMT with State Equation took 9390 ms to find 0 implicit places.
[2026-05-31 07:05:10] [INFO ] Redundant transitions in 12 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9434 ms. Remains : 358/358 places, 798/798 transitions.
[2026-05-31 07:05:11] [INFO ] Flatten gal took : 100 ms
[2026-05-31 07:05:11] [INFO ] Flatten gal took : 45 ms
[2026-05-31 07:05:11] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3641269842155820132.gal : 6 ms
[2026-05-31 07:05:11] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4753503854591103647.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3641269842155820132.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4753503854591103647.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
RANDOM walk for 40000 steps (19 resets) in 612 ms. (65 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (9 resets) in 226 ms. (176 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality4753503854591103647.prop.
BEST_FIRST walk for 40003 steps (12 resets) in 244 ms. (163 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (12 resets) in 186 ms. (213 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (13 resets) in 193 ms. (206 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :11 after 71
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :71 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1750 after 1894
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1894 after 2278
Interrupted probabilistic random walk after 111995 steps, run timeout after 3001 ms. (steps per millisecond=37 ) properties seen :0 out of 4
Probabilistic random walk after 111995 steps, saw 67702 distinct states, run finished after 3001 ms. (steps per millisecond=37 ) properties seen :0
[2026-05-31 07:05:14] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:05:14] [INFO ] Invariant cache hit.
[2026-05-31 07:05:14] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1541 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD size :2278 after 8944
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3043 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4590ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 294 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 358/358 places, 798/798 transitions.
RANDOM walk for 40000 steps (20 resets) in 477 ms. (83 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (15 resets) in 181 ms. (219 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (12 resets) in 175 ms. (227 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :8944 after 19696
Interrupted probabilistic random walk after 108270 steps, run timeout after 3001 ms. (steps per millisecond=36 ) properties seen :0 out of 2
Probabilistic random walk after 108270 steps, saw 65616 distinct states, run finished after 3009 ms. (steps per millisecond=35 ) properties seen :0
[2026-05-31 07:05:22] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:05:22] [INFO ] Invariant cache hit.
[2026-05-31 07:05:22] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1538 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :19696 after 88546
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4126 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5670ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 938 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 13 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 07:05:29] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:05:29] [INFO ] Invariant cache hit.
[2026-05-31 07:05:30] [INFO ] Implicit Places using invariants in 1603 ms returned []
[2026-05-31 07:05:30] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:05:30] [INFO ] Invariant cache hit.
[2026-05-31 07:05:31] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 07:05:38] [INFO ] Implicit Places using invariants and state equation in 7465 ms returned []
Implicit Place search using SMT with State Equation took 9082 ms to find 0 implicit places.
[2026-05-31 07:05:38] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9123 ms. Remains : 358/358 places, 798/798 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 358 transition count 786
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 352 transition count 810
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 352 transition count 786
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 352 transition count 780
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 346 transition count 780
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 346 transition count 774
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 340 transition count 774
Applied a total of 72 rules in 64 ms. Remains 340 /358 variables (removed 18) and now considering 774/798 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18192883556393761946.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1319429953796154611.kers'
[2026-05-31 07:05:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18192883556393761946.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1319429953796154611.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 774 rows 335 cols 3767 entries
Finished phase 1 with 145 SingleSign rule and 153 generalized
[2026-05-31 07:05:38] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-1319429953796154611.kers
Total runtime 9 ms.
[2026-05-31 07:05:38] [INFO ] [Real]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 07:05:38] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 43 ms returned sat
[2026-05-31 07:05:38] [INFO ] After 221ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-31 07:05:38] [INFO ] [Nat]Absence check using 20 positive place invariants in 14 ms returned sat
[2026-05-31 07:05:38] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 59 ms returned sat
[2026-05-31 07:05:40] [INFO ] After 1553ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-31 07:05:40] [INFO ] After 1824ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :88546 after 228262
[2026-05-31 07:05:41] [INFO ] After 2289ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-31 07:05:41] [INFO ] Flatten gal took : 22 ms
[2026-05-31 07:05:41] [INFO ] Flatten gal took : 21 ms
[2026-05-31 07:05:41] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6112361475706810844.gal : 4 ms
[2026-05-31 07:05:41] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4837658805419937413.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6112361475706810844.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4837658805419937413.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality4837658805419937413.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 47
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :47 after 61
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :61 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 527
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :527 after 698
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :698 after 779
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :779 after 1059
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1059 after 2487
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2487 after 10353
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23611 after 34255
Detected timeout of ITS tools.
[2026-05-31 07:05:56] [INFO ] Flatten gal took : 22 ms
[2026-05-31 07:05:56] [INFO ] Applying decomposition
[2026-05-31 07:05:56] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph4698531133463138060.txt' '-o' '/tmp/graph4698531133463138060.bin' '-w' '/tmp/graph4698531133463138060.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4698531133463138060.bin' '-l' '-1' '-v' '-w' '/tmp/graph4698531133463138060.weights' '-q' '0' '-e' '0.001'
[2026-05-31 07:05:56] [INFO ] Decomposing Gal with order
[2026-05-31 07:05:56] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 07:05:56] [INFO ] Removed a total of 698 redundant transitions.
[2026-05-31 07:05:56] [INFO ] Flatten gal took : 70 ms
[2026-05-31 07:05:56] [INFO ] Fuse similar labels procedure discarded/fused a total of 315 labels/synchronizations in 10 ms.
[2026-05-31 07:05:56] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13606969731856530627.gal : 6 ms
[2026-05-31 07:05:56] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15659724436288195239.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13606969731856530627.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15659724436288195239.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality15659724436288195239.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 5
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :5 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :10 after 43
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :43 after 77
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :77 after 612
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :612 after 630
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :630 after 1020
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1020 after 1247
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1247 after 2421
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2421 after 5953
Detected timeout of ITS tools.
[2026-05-31 07:06:01] [INFO ] Flatten gal took : 23 ms
[2026-05-31 07:06:01] [INFO ] Applying decomposition
[2026-05-31 07:06:01] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph16747113189178033363.txt' '-o' '/tmp/graph16747113189178033363.bin' '-w' '/tmp/graph16747113189178033363.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16747113189178033363.bin' '-l' '-1' '-v' '-w' '/tmp/graph16747113189178033363.weights' '-q' '0' '-e' '0.001'
[2026-05-31 07:06:01] [INFO ] Decomposing Gal with order
[2026-05-31 07:06:01] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 07:06:01] [INFO ] Removed a total of 559 redundant transitions.
[2026-05-31 07:06:01] [INFO ] Flatten gal took : 70 ms
[2026-05-31 07:06:01] [INFO ] Fuse similar labels procedure discarded/fused a total of 501 labels/synchronizations in 10 ms.
[2026-05-31 07:06:01] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12755515262554110851.gal : 6 ms
[2026-05-31 07:06:01] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8042282620299179929.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12755515262554110851.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8042282620299179929.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality8042282620299179929.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 6
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 44
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :44 after 70
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :70 after 328
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :328 after 2100
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2100 after 2168
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2168 after 2319
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2319 after 2520
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2520 after 11208
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :5953 after 13205
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :11208 after 24969
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :13205 after 27029
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 33026 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[402, 44]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13622119876080105205.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10233942939366446805.kers'
[2026-05-31 07:06:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13622119876080105205.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10233942939366446805.kers]
Normalized transition count is 786 out of 798 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 07:06:11] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-10233942939366446805.kers
Total runtime 10 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[402, 44]
RANDOM walk for 1000000 steps (526 resets) in 4644 ms. (215 steps per ms)
BEST_FIRST walk for 2000002 steps (421 resets) in 4269 ms. (468 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[402, 44]
[2026-05-31 07:06:20] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10072814920442026392.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14032157365895350257.kers'
[2026-05-31 07:06:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10072814920442026392.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14032157365895350257.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 07:06:20] [INFO ] Computed 42 invariants in 8 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-14032157365895350257.kers
Total runtime 10 ms.
[2026-05-31 07:06:20] [INFO ] [Real]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 07:06:20] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 26 ms returned sat
[2026-05-31 07:06:21] [INFO ] [Real]Absence check using state equation in 951 ms returned sat
[2026-05-31 07:06:21] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 07:06:21] [INFO ] [Nat]Absence check using 20 positive place invariants in 17 ms returned sat
[2026-05-31 07:06:21] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 38 ms returned sat
[2026-05-31 07:06:22] [INFO ] [Nat]Absence check using state equation in 1156 ms returned sat
[2026-05-31 07:06:22] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 07:06:23] [INFO ] [Nat]Added 72 Read/Feed constraints in 508 ms returned sat
[2026-05-31 07:06:24] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1127 ms
[2026-05-31 07:06:24] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 80 ms.
[2026-05-31 07:06:27] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 147 ms
[2026-05-31 07:06:27] [INFO ] Added : 57 causal constraints over 12 iterations in 2908 ms. Result :sat
Minimization took 4102 ms.
[2026-05-31 07:06:31] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 07:06:31] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 24 ms returned sat
[2026-05-31 07:06:32] [INFO ] [Real]Absence check using state equation in 348 ms returned sat
[2026-05-31 07:06:32] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 07:06:32] [INFO ] [Nat]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-05-31 07:06:32] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 24 ms returned sat
[2026-05-31 07:06:32] [INFO ] [Nat]Absence check using state equation in 833 ms returned sat
[2026-05-31 07:06:33] [INFO ] [Nat]Added 72 Read/Feed constraints in 797 ms returned sat
[2026-05-31 07:06:33] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 61 ms.
[2026-05-31 07:06:37] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 843 ms
[2026-05-31 07:06:37] [INFO ] Added : 70 causal constraints over 15 iterations in 3724 ms. Result :sat
Minimization took 3746 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[402, 44]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[402, 44]
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 07:06:42] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:06:42] [INFO ] Invariant cache hit.
[2026-05-31 07:06:44] [INFO ] Implicit Places using invariants in 1976 ms returned []
[2026-05-31 07:06:44] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:06:44] [INFO ] Invariant cache hit.
[2026-05-31 07:06:45] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 07:06:52] [INFO ] Implicit Places using invariants and state equation in 8303 ms returned []
Implicit Place search using SMT with State Equation took 10283 ms to find 0 implicit places.
[2026-05-31 07:06:52] [INFO ] Redundant transitions in 16 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10321 ms. Remains : 358/358 places, 798/798 transitions.
[2026-05-31 07:06:52] [INFO ] Flatten gal took : 67 ms
[2026-05-31 07:06:53] [INFO ] Flatten gal took : 53 ms
[2026-05-31 07:06:53] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11742710998618737012.gal : 5 ms
[2026-05-31 07:06:53] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9791673087818392053.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11742710998618737012.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9791673087818392053.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (22 resets) in 826 ms. (48 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality9791673087818392053.prop.
BEST_FIRST walk for 40003 steps (12 resets) in 332 ms. (120 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (15 resets) in 321 ms. (124 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (11 resets) in 278 ms. (143 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (10 resets) in 206 ms. (193 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :11 after 71
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :71 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1750 after 1894
Interrupted probabilistic random walk after 112473 steps, run timeout after 3001 ms. (steps per millisecond=37 ) properties seen :0 out of 4
Probabilistic random walk after 112473 steps, saw 68003 distinct states, run finished after 3004 ms. (steps per millisecond=37 ) properties seen :0
[2026-05-31 07:06:56] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:06:56] [INFO ] Invariant cache hit.
[2026-05-31 07:06:56] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1894 after 2278
Problem MAX1 is UNSAT
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1564 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :2278 after 8944
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2933 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4506ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 248 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 358/358 places, 798/798 transitions.
RANDOM walk for 40000 steps (23 resets) in 298 ms. (133 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (8 resets) in 177 ms. (224 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (13 resets) in 157 ms. (253 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :8944 after 19696
Interrupted probabilistic random walk after 144795 steps, run timeout after 3001 ms. (steps per millisecond=48 ) properties seen :0 out of 2
Probabilistic random walk after 144795 steps, saw 86324 distinct states, run finished after 3001 ms. (steps per millisecond=48 ) properties seen :0
[2026-05-31 07:07:04] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:07:04] [INFO ] Invariant cache hit.
[2026-05-31 07:07:04] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1507 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3953 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5466ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 920 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 07:07:10] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:07:10] [INFO ] Invariant cache hit.
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :19696 after 88546
[2026-05-31 07:07:12] [INFO ] Implicit Places using invariants in 1792 ms returned []
[2026-05-31 07:07:12] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:07:12] [INFO ] Invariant cache hit.
[2026-05-31 07:07:13] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 07:07:19] [INFO ] Implicit Places using invariants and state equation in 7027 ms returned []
Implicit Place search using SMT with State Equation took 8820 ms to find 0 implicit places.
[2026-05-31 07:07:19] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8849 ms. Remains : 358/358 places, 798/798 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 358 transition count 786
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 352 transition count 810
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 352 transition count 786
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 352 transition count 780
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 346 transition count 780
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 346 transition count 774
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 340 transition count 774
Applied a total of 72 rules in 54 ms. Remains 340 /358 variables (removed 18) and now considering 774/798 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5040168470723602366.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-328334035392182002.kers'
[2026-05-31 07:07:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5040168470723602366.kers, --Pflows, --basisKERS=/tmp/petrispot-output-328334035392182002.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 774 rows 335 cols 3767 entries
Finished phase 1 with 145 SingleSign rule and 153 generalized
[2026-05-31 07:07:19] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-328334035392182002.kers
Total runtime 9 ms.
[2026-05-31 07:07:19] [INFO ] [Real]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 07:07:20] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 40 ms returned sat
[2026-05-31 07:07:20] [INFO ] After 149ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-31 07:07:20] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 07:07:20] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 40 ms returned sat
[2026-05-31 07:07:21] [INFO ] After 1469ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-31 07:07:21] [INFO ] After 1736ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-31 07:07:22] [INFO ] After 2164ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-31 07:07:22] [INFO ] Flatten gal took : 26 ms
[2026-05-31 07:07:22] [INFO ] Flatten gal took : 22 ms
[2026-05-31 07:07:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17204393984543565756.gal : 4 ms
[2026-05-31 07:07:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14601435392896898017.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17204393984543565756.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14601435392896898017.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality14601435392896898017.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 47
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :47 after 61
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :61 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 527
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :527 after 698
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :698 after 779
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :779 after 1059
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1059 after 2487
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :88546 after 228262
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2487 after 10353
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23611 after 34255
Detected timeout of ITS tools.
[2026-05-31 07:07:37] [INFO ] Flatten gal took : 22 ms
[2026-05-31 07:07:37] [INFO ] Applying decomposition
[2026-05-31 07:07:37] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph13765999904171348087.txt' '-o' '/tmp/graph13765999904171348087.bin' '-w' '/tmp/graph13765999904171348087.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph13765999904171348087.bin' '-l' '-1' '-v' '-w' '/tmp/graph13765999904171348087.weights' '-q' '0' '-e' '0.001'
[2026-05-31 07:07:37] [INFO ] Decomposing Gal with order
[2026-05-31 07:07:37] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 07:07:37] [INFO ] Removed a total of 616 redundant transitions.
[2026-05-31 07:07:37] [INFO ] Flatten gal took : 77 ms
[2026-05-31 07:07:37] [INFO ] Fuse similar labels procedure discarded/fused a total of 444 labels/synchronizations in 9 ms.
[2026-05-31 07:07:37] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1416956851260888764.gal : 6 ms
[2026-05-31 07:07:37] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14761194031617843971.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1416956851260888764.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14761194031617843971.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality14761194031617843971.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 10
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :10 after 19
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :19 after 27
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :27 after 37
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :37 after 42
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :42 after 61
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 1459
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1459 after 2995
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2995 after 3429
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3429 after 4573
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4573 after 6647
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :6647 after 11183
Detected timeout of ITS tools.
[2026-05-31 07:07:43] [INFO ] Flatten gal took : 21 ms
[2026-05-31 07:07:43] [INFO ] Applying decomposition
[2026-05-31 07:07:43] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph14499898640318494692.txt' '-o' '/tmp/graph14499898640318494692.bin' '-w' '/tmp/graph14499898640318494692.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14499898640318494692.bin' '-l' '-1' '-v' '-w' '/tmp/graph14499898640318494692.weights' '-q' '0' '-e' '0.001'
[2026-05-31 07:07:43] [INFO ] Decomposing Gal with order
[2026-05-31 07:07:43] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 07:07:43] [INFO ] Removed a total of 469 redundant transitions.
[2026-05-31 07:07:43] [INFO ] Flatten gal took : 68 ms
[2026-05-31 07:07:43] [INFO ] Fuse similar labels procedure discarded/fused a total of 427 labels/synchronizations in 9 ms.
[2026-05-31 07:07:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12297595724959404058.gal : 5 ms
[2026-05-31 07:07:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6036726578939010453.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12297595724959404058.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6036726578939010453.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality6036726578939010453.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 8
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :8 after 10
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :10 after 15
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :15 after 18
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :18 after 34
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :34 after 60
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :60 after 103
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :103 after 246
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :246 after 1492
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1492 after 7564
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :11183 after 23911
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :7564 after 19988
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 32804 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[401, 43]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7383449993829758050.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6080667505389152089.kers'
[2026-05-31 07:07:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7383449993829758050.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6080667505389152089.kers]
Normalized transition count is 786 out of 798 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 07:07:52] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-6080667505389152089.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[401, 43]
RANDOM walk for 1000000 steps (539 resets) in 4641 ms. (215 steps per ms)
BEST_FIRST walk for 2000000 steps (472 resets) in 4884 ms. (409 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[401, 43]
[2026-05-31 07:08:02] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4294409175356267767.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1359343866512884433.kers'
[2026-05-31 07:08:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4294409175356267767.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1359343866512884433.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 07:08:02] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-1359343866512884433.kers
Total runtime 8 ms.
[2026-05-31 07:08:02] [INFO ] [Real]Absence check using 20 positive place invariants in 15 ms returned sat
[2026-05-31 07:08:02] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 40 ms returned sat
[2026-05-31 07:08:03] [INFO ] [Real]Absence check using state equation in 1214 ms returned sat
[2026-05-31 07:08:03] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 07:08:03] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 07:08:03] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 24 ms returned sat
[2026-05-31 07:08:04] [INFO ] [Nat]Absence check using state equation in 1017 ms returned sat
[2026-05-31 07:08:04] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 07:08:05] [INFO ] [Nat]Added 72 Read/Feed constraints in 535 ms returned sat
[2026-05-31 07:08:06] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1359 ms
[2026-05-31 07:08:06] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 93 ms.
[2026-05-31 07:08:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 202 ms
[2026-05-31 07:08:09] [INFO ] Added : 57 causal constraints over 12 iterations in 3384 ms. Result :sat
Minimization took 4427 ms.
[2026-05-31 07:08:14] [INFO ] [Real]Absence check using 20 positive place invariants in 12 ms returned sat
[2026-05-31 07:08:14] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 28 ms returned sat
[2026-05-31 07:08:15] [INFO ] [Real]Absence check using state equation in 428 ms returned sat
[2026-05-31 07:08:15] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 07:08:15] [INFO ] [Nat]Absence check using 20 positive place invariants in 15 ms returned sat
[2026-05-31 07:08:15] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 40 ms returned sat
[2026-05-31 07:08:16] [INFO ] [Nat]Absence check using state equation in 856 ms returned sat
[2026-05-31 07:08:16] [INFO ] [Nat]Added 72 Read/Feed constraints in 779 ms returned sat
[2026-05-31 07:08:16] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 57 ms.
[2026-05-31 07:08:19] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 750 ms
[2026-05-31 07:08:20] [INFO ] Added : 70 causal constraints over 15 iterations in 3323 ms. Result :sat
Minimization took 3621 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[401, 43]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[401, 43]
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 07:08:25] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:08:25] [INFO ] Invariant cache hit.
[2026-05-31 07:08:26] [INFO ] Implicit Places using invariants in 1500 ms returned []
[2026-05-31 07:08:26] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:08:26] [INFO ] Invariant cache hit.
[2026-05-31 07:08:27] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 07:08:33] [INFO ] Implicit Places using invariants and state equation in 6739 ms returned []
Implicit Place search using SMT with State Equation took 8241 ms to find 0 implicit places.
[2026-05-31 07:08:33] [INFO ] Redundant transitions in 13 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8274 ms. Remains : 358/358 places, 798/798 transitions.
[2026-05-31 07:08:33] [INFO ] Flatten gal took : 21 ms
[2026-05-31 07:08:33] [INFO ] Flatten gal took : 25 ms
[2026-05-31 07:08:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1814773194971732211.gal : 5 ms
[2026-05-31 07:08:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12841866394988392588.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1814773194971732211.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12841866394988392588.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (24 resets) in 420 ms. (95 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (10 resets) in 225 ms. (177 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality12841866394988392588.prop.
BEST_FIRST walk for 40003 steps (10 resets) in 200 ms. (199 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (11 resets) in 203 ms. (196 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (14 resets) in 212 ms. (187 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :11 after 71
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :71 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1750 after 1894
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1894 after 2278
Interrupted probabilistic random walk after 128948 steps, run timeout after 3001 ms. (steps per millisecond=42 ) properties seen :0 out of 4
Probabilistic random walk after 128948 steps, saw 77352 distinct states, run finished after 3001 ms. (steps per millisecond=42 ) properties seen :0
[2026-05-31 07:08:36] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:08:36] [INFO ] Invariant cache hit.
[2026-05-31 07:08:36] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1498 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD size :2278 after 8944
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2834 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4342ms problems are : Problem set: 2 solved, 2 unsolved
Parikh walk visited 0 properties in 540 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 358/358 places, 798/798 transitions.
RANDOM walk for 40000 steps (19 resets) in 293 ms. (136 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (14 resets) in 193 ms. (206 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (12 resets) in 154 ms. (258 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :8944 after 19696
Interrupted probabilistic random walk after 151763 steps, run timeout after 3001 ms. (steps per millisecond=50 ) properties seen :0 out of 2
Probabilistic random walk after 151763 steps, saw 90000 distinct states, run finished after 3001 ms. (steps per millisecond=50 ) properties seen :0
[2026-05-31 07:08:45] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:08:45] [INFO ] Invariant cache hit.
[2026-05-31 07:08:45] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1507 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3761 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5273ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 859 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 07:08:51] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:08:51] [INFO ] Invariant cache hit.
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :19696 after 88546
[2026-05-31 07:08:52] [INFO ] Implicit Places using invariants in 1602 ms returned []
[2026-05-31 07:08:52] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:08:52] [INFO ] Invariant cache hit.
[2026-05-31 07:08:53] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 07:08:59] [INFO ] Implicit Places using invariants and state equation in 6914 ms returned []
Implicit Place search using SMT with State Equation took 8530 ms to find 0 implicit places.
[2026-05-31 07:08:59] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8558 ms. Remains : 358/358 places, 798/798 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 358 transition count 786
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 352 transition count 810
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 352 transition count 786
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 352 transition count 780
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 346 transition count 780
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 346 transition count 774
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 340 transition count 774
Applied a total of 72 rules in 55 ms. Remains 340 /358 variables (removed 18) and now considering 774/798 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13937319615339097843.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13596154659966075875.kers'
[2026-05-31 07:08:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13937319615339097843.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13596154659966075875.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 774 rows 335 cols 3767 entries
Finished phase 1 with 145 SingleSign rule and 153 generalized
[2026-05-31 07:08:59] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-13596154659966075875.kers
Total runtime 8 ms.
[2026-05-31 07:08:59] [INFO ] [Real]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 07:08:59] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 39 ms returned sat
[2026-05-31 07:08:59] [INFO ] After 145ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-31 07:09:00] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 07:09:00] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 38 ms returned sat
[2026-05-31 07:09:01] [INFO ] After 1348ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-31 07:09:01] [INFO ] After 1621ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-31 07:09:02] [INFO ] After 2041ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-31 07:09:02] [INFO ] Flatten gal took : 23 ms
[2026-05-31 07:09:02] [INFO ] Flatten gal took : 23 ms
[2026-05-31 07:09:02] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6791590314364743759.gal : 5 ms
[2026-05-31 07:09:02] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12892850294849289447.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6791590314364743759.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12892850294849289447.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality12892850294849289447.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 47
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :47 after 61
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :61 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 527
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :527 after 698
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :698 after 779
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :779 after 1059
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1059 after 2487
SDD proceeding with computation,4 properties remain. new max is 65536
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2487 after 10353
SDD size :88546 after 228262
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23611 after 34255
Detected timeout of ITS tools.
[2026-05-31 07:09:17] [INFO ] Flatten gal took : 21 ms
[2026-05-31 07:09:17] [INFO ] Applying decomposition
[2026-05-31 07:09:17] [INFO ] Flatten gal took : 21 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph14027043588060163138.txt' '-o' '/tmp/graph14027043588060163138.bin' '-w' '/tmp/graph14027043588060163138.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14027043588060163138.bin' '-l' '-1' '-v' '-w' '/tmp/graph14027043588060163138.weights' '-q' '0' '-e' '0.001'
[2026-05-31 07:09:17] [INFO ] Decomposing Gal with order
[2026-05-31 07:09:17] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 07:09:17] [INFO ] Removed a total of 634 redundant transitions.
[2026-05-31 07:09:17] [INFO ] Flatten gal took : 79 ms
[2026-05-31 07:09:17] [INFO ] Fuse similar labels procedure discarded/fused a total of 339 labels/synchronizations in 9 ms.
[2026-05-31 07:09:17] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11584549490634664873.gal : 5 ms
[2026-05-31 07:09:17] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7047586943529715527.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11584549490634664873.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7047586943529715527.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality7047586943529715527.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 5
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :5 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 10
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :10 after 55
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :55 after 76
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :76 after 231
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :427 after 2947
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2947 after 3264
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3264 after 3966
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3966 after 5377
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5377 after 9085
Detected timeout of ITS tools.
[2026-05-31 07:09:23] [INFO ] Flatten gal took : 20 ms
[2026-05-31 07:09:23] [INFO ] Applying decomposition
[2026-05-31 07:09:23] [INFO ] Flatten gal took : 20 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph9419908113331026423.txt' '-o' '/tmp/graph9419908113331026423.bin' '-w' '/tmp/graph9419908113331026423.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9419908113331026423.bin' '-l' '-1' '-v' '-w' '/tmp/graph9419908113331026423.weights' '-q' '0' '-e' '0.001'
[2026-05-31 07:09:23] [INFO ] Decomposing Gal with order
[2026-05-31 07:09:23] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 07:09:23] [INFO ] Removed a total of 575 redundant transitions.
[2026-05-31 07:09:23] [INFO ] Flatten gal took : 58 ms
[2026-05-31 07:09:23] [INFO ] Fuse similar labels procedure discarded/fused a total of 269 labels/synchronizations in 5 ms.
[2026-05-31 07:09:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11166738807344431909.gal : 5 ms
[2026-05-31 07:09:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17607404828586505325.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11166738807344431909.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17607404828586505325.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality17607404828586505325.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 10
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :10 after 20
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :20 after 64
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :64 after 234
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :430 after 2420
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2420 after 2772
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2772 after 3086
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3086 after 3278
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3278 after 5086
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :9085 after 18777
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5086 after 10940
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 32663 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[400, 42]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9057120513383625416.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-332645186506866758.kers'
[2026-05-31 07:09:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9057120513383625416.kers, --Pflows, --basisKERS=/tmp/petrispot-output-332645186506866758.kers]
Normalized transition count is 786 out of 798 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 07:09:32] [INFO ] Computed 42 invariants in 8 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-332645186506866758.kers
Total runtime 9 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[400, 42]
RANDOM walk for 1000000 steps (575 resets) in 4421 ms. (226 steps per ms)
BEST_FIRST walk for 2000002 steps (466 resets) in 4246 ms. (470 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[400, 42]
[2026-05-31 07:09:41] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14212120081589015131.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1062587626180655167.kers'
[2026-05-31 07:09:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14212120081589015131.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1062587626180655167.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 07:09:41] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-1062587626180655167.kers
Total runtime 8 ms.
[2026-05-31 07:09:41] [INFO ] [Real]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 07:09:41] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 25 ms returned sat
[2026-05-31 07:09:42] [INFO ] [Real]Absence check using state equation in 874 ms returned sat
[2026-05-31 07:09:42] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 07:09:42] [INFO ] [Nat]Absence check using 20 positive place invariants in 35 ms returned sat
[2026-05-31 07:09:42] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 27 ms returned sat
[2026-05-31 07:09:43] [INFO ] [Nat]Absence check using state equation in 918 ms returned sat
[2026-05-31 07:09:43] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 07:09:43] [INFO ] [Nat]Added 72 Read/Feed constraints in 499 ms returned sat
[2026-05-31 07:09:44] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 944 ms
[2026-05-31 07:09:44] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 56 ms.
[2026-05-31 07:09:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 162 ms
[2026-05-31 07:09:47] [INFO ] Added : 57 causal constraints over 12 iterations in 2573 ms. Result :sat
Minimization took 3833 ms.
[2026-05-31 07:09:51] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 07:09:51] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 25 ms returned sat
[2026-05-31 07:09:51] [INFO ] [Real]Absence check using state equation in 354 ms returned sat
[2026-05-31 07:09:51] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 07:09:51] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 07:09:51] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 25 ms returned sat
[2026-05-31 07:09:52] [INFO ] [Nat]Absence check using state equation in 676 ms returned sat
[2026-05-31 07:09:53] [INFO ] [Nat]Added 72 Read/Feed constraints in 794 ms returned sat
[2026-05-31 07:09:53] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 56 ms.
[2026-05-31 07:09:56] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 523 ms
[2026-05-31 07:09:56] [INFO ] Added : 70 causal constraints over 15 iterations in 2977 ms. Result :sat
Minimization took 3435 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[400, 42]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[400, 42]
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 07:10:00] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:10:00] [INFO ] Invariant cache hit.
[2026-05-31 07:10:02] [INFO ] Implicit Places using invariants in 1514 ms returned []
[2026-05-31 07:10:02] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:10:02] [INFO ] Invariant cache hit.
[2026-05-31 07:10:03] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 07:10:09] [INFO ] Implicit Places using invariants and state equation in 6900 ms returned []
Implicit Place search using SMT with State Equation took 8415 ms to find 0 implicit places.
[2026-05-31 07:10:09] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8441 ms. Remains : 358/358 places, 798/798 transitions.
[2026-05-31 07:10:09] [INFO ] Flatten gal took : 46 ms
[2026-05-31 07:10:09] [INFO ] Flatten gal took : 20 ms
[2026-05-31 07:10:09] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10244956299560201715.gal : 5 ms
[2026-05-31 07:10:09] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1581589614820282303.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10244956299560201715.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1581589614820282303.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (25 resets) in 348 ms. (114 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (15 resets) in 165 ms. (240 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality1581589614820282303.prop.
BEST_FIRST walk for 40003 steps (15 resets) in 178 ms. (223 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (11 resets) in 140 ms. (283 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (11 resets) in 228 ms. (174 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :11 after 71
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :71 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1750 after 1894
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1894 after 2278
Interrupted probabilistic random walk after 122674 steps, run timeout after 3001 ms. (steps per millisecond=40 ) properties seen :0 out of 4
Probabilistic random walk after 122674 steps, saw 73684 distinct states, run finished after 3001 ms. (steps per millisecond=40 ) properties seen :0
[2026-05-31 07:10:12] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:10:12] [INFO ] Invariant cache hit.
[2026-05-31 07:10:12] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1432 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :2278 after 8944
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 2 solved, 2 unsolved in 2794 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4235ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 304 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
RANDOM walk for 40000 steps (23 resets) in 296 ms. (134 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (11 resets) in 215 ms. (185 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (14 resets) in 136 ms. (291 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :8944 after 19696
Interrupted probabilistic random walk after 149558 steps, run timeout after 3001 ms. (steps per millisecond=49 ) properties seen :0 out of 2
Probabilistic random walk after 149558 steps, saw 88773 distinct states, run finished after 3001 ms. (steps per millisecond=49 ) properties seen :0
[2026-05-31 07:10:20] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:10:20] [INFO ] Invariant cache hit.
[2026-05-31 07:10:20] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1476 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3824 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5309ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 924 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 07:10:26] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:10:26] [INFO ] Invariant cache hit.
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :19696 after 88546
[2026-05-31 07:10:28] [INFO ] Implicit Places using invariants in 1597 ms returned []
[2026-05-31 07:10:28] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:10:28] [INFO ] Invariant cache hit.
[2026-05-31 07:10:29] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 07:10:35] [INFO ] Implicit Places using invariants and state equation in 7375 ms returned []
Implicit Place search using SMT with State Equation took 8974 ms to find 0 implicit places.
[2026-05-31 07:10:35] [INFO ] Redundant transitions in 14 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9017 ms. Remains : 358/358 places, 798/798 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 358 transition count 786
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 352 transition count 810
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 352 transition count 786
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 352 transition count 780
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 346 transition count 780
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 346 transition count 774
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 340 transition count 774
Applied a total of 72 rules in 55 ms. Remains 340 /358 variables (removed 18) and now considering 774/798 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14158449896112190186.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17583499059556193062.kers'
[2026-05-31 07:10:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14158449896112190186.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17583499059556193062.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 774 rows 335 cols 3767 entries
Finished phase 1 with 145 SingleSign rule and 153 generalized
[2026-05-31 07:10:35] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-17583499059556193062.kers
Total runtime 9 ms.
[2026-05-31 07:10:35] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 07:10:36] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 40 ms returned sat
[2026-05-31 07:10:36] [INFO ] After 150ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-31 07:10:36] [INFO ] [Nat]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 07:10:36] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 39 ms returned sat
[2026-05-31 07:10:37] [INFO ] After 1456ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-31 07:10:37] [INFO ] After 1726ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-31 07:10:38] [INFO ] After 2149ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-31 07:10:38] [INFO ] Flatten gal took : 22 ms
[2026-05-31 07:10:38] [INFO ] Flatten gal took : 22 ms
[2026-05-31 07:10:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15290184560105771897.gal : 5 ms
[2026-05-31 07:10:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12272793222329001749.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15290184560105771897.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12272793222329001749.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality12272793222329001749.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 47
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :47 after 61
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :61 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 527
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :527 after 698
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :698 after 779
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :88546 after 228262
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :779 after 1059
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1059 after 2487
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2487 after 10353
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23611 after 34255
Detected timeout of ITS tools.
[2026-05-31 07:10:53] [INFO ] Flatten gal took : 22 ms
[2026-05-31 07:10:53] [INFO ] Applying decomposition
[2026-05-31 07:10:53] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph14377773291390387832.txt' '-o' '/tmp/graph14377773291390387832.bin' '-w' '/tmp/graph14377773291390387832.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14377773291390387832.bin' '-l' '-1' '-v' '-w' '/tmp/graph14377773291390387832.weights' '-q' '0' '-e' '0.001'
[2026-05-31 07:10:53] [INFO ] Decomposing Gal with order
[2026-05-31 07:10:53] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 07:10:53] [INFO ] Removed a total of 657 redundant transitions.
[2026-05-31 07:10:53] [INFO ] Flatten gal took : 65 ms
[2026-05-31 07:10:53] [INFO ] Fuse similar labels procedure discarded/fused a total of 465 labels/synchronizations in 10 ms.
[2026-05-31 07:10:53] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18310002379870113992.gal : 5 ms
[2026-05-31 07:10:53] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5138126917696235651.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality18310002379870113992.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5138126917696235651.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality5138126917696235651.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 21
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :21 after 77
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :77 after 153
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :153 after 427
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :427 after 2945
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :2945 after 3023
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :3023 after 3071
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :3071 after 3359
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3359 after 4121
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4121 after 6955
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :6955 after 11565
Detected timeout of ITS tools.
[2026-05-31 07:10:59] [INFO ] Flatten gal took : 23 ms
[2026-05-31 07:10:59] [INFO ] Applying decomposition
[2026-05-31 07:10:59] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph8743693300504801373.txt' '-o' '/tmp/graph8743693300504801373.bin' '-w' '/tmp/graph8743693300504801373.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8743693300504801373.bin' '-l' '-1' '-v' '-w' '/tmp/graph8743693300504801373.weights' '-q' '0' '-e' '0.001'
[2026-05-31 07:10:59] [INFO ] Decomposing Gal with order
[2026-05-31 07:10:59] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 07:10:59] [INFO ] Removed a total of 432 redundant transitions.
[2026-05-31 07:10:59] [INFO ] Flatten gal took : 66 ms
[2026-05-31 07:10:59] [INFO ] Fuse similar labels procedure discarded/fused a total of 340 labels/synchronizations in 7 ms.
[2026-05-31 07:10:59] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3373164430019350285.gal : 5 ms
[2026-05-31 07:10:59] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2119940142493568172.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3373164430019350285.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2119940142493568172.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality2119940142493568172.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :7 after 58
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :58 after 72
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :72 after 78
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :78 after 80
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :80 after 234
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :234 after 2771
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2771 after 3168
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :3168 after 4120
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :4120 after 16864
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :22844 after 36244
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :36244 after 40396
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 32763 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[399, 41]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17675919741073079441.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7237902059453268185.kers'
[2026-05-31 07:11:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17675919741073079441.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7237902059453268185.kers]
Normalized transition count is 786 out of 798 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 07:11:08] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-7237902059453268185.kers
Total runtime 9 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[399, 41]
RANDOM walk for 1000001 steps (543 resets) in 4614 ms. (216 steps per ms)
BEST_FIRST walk for 2000002 steps (484 resets) in 4266 ms. (468 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[399, 41]
[2026-05-31 07:11:17] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4445471274633801723.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1886005029678907934.kers'
[2026-05-31 07:11:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4445471274633801723.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1886005029678907934.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 07:11:17] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-1886005029678907934.kers
Total runtime 9 ms.
[2026-05-31 07:11:17] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 07:11:17] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 28 ms returned sat
[2026-05-31 07:11:18] [INFO ] [Real]Absence check using state equation in 883 ms returned sat
[2026-05-31 07:11:18] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 07:11:18] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 07:11:18] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 24 ms returned sat
[2026-05-31 07:11:19] [INFO ] [Nat]Absence check using state equation in 1115 ms returned sat
[2026-05-31 07:11:19] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 07:11:20] [INFO ] [Nat]Added 72 Read/Feed constraints in 705 ms returned sat
[2026-05-31 07:11:21] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1127 ms
[2026-05-31 07:11:21] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 77 ms.
[2026-05-31 07:11:25] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 243 ms
[2026-05-31 07:11:25] [INFO ] Added : 57 causal constraints over 12 iterations in 3944 ms. Result :sat
Minimization took 4114 ms.
[2026-05-31 07:11:29] [INFO ] [Real]Absence check using 20 positive place invariants in 14 ms returned sat
[2026-05-31 07:11:29] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 37 ms returned sat
[2026-05-31 07:11:30] [INFO ] [Real]Absence check using state equation in 503 ms returned sat
[2026-05-31 07:11:30] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 07:11:30] [INFO ] [Nat]Absence check using 20 positive place invariants in 17 ms returned sat
[2026-05-31 07:11:30] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 34 ms returned sat
[2026-05-31 07:11:31] [INFO ] [Nat]Absence check using state equation in 949 ms returned sat
[2026-05-31 07:11:32] [INFO ] [Nat]Added 72 Read/Feed constraints in 841 ms returned sat
[2026-05-31 07:11:32] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 55 ms.
[2026-05-31 07:11:35] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 604 ms
[2026-05-31 07:11:36] [INFO ] Added : 70 causal constraints over 15 iterations in 3692 ms. Result :sat
Minimization took 3980 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[399, 41]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[399, 41]
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 07:11:41] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:11:41] [INFO ] Invariant cache hit.
[2026-05-31 07:11:43] [INFO ] Implicit Places using invariants in 1452 ms returned []
[2026-05-31 07:11:43] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:11:43] [INFO ] Invariant cache hit.
[2026-05-31 07:11:44] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 07:11:50] [INFO ] Implicit Places using invariants and state equation in 7038 ms returned []
Implicit Place search using SMT with State Equation took 8508 ms to find 0 implicit places.
[2026-05-31 07:11:50] [INFO ] Redundant transitions in 9 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8537 ms. Remains : 358/358 places, 798/798 transitions.
[2026-05-31 07:11:50] [INFO ] Flatten gal took : 21 ms
[2026-05-31 07:11:50] [INFO ] Flatten gal took : 20 ms
[2026-05-31 07:11:50] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2036366930751026719.gal : 5 ms
[2026-05-31 07:11:50] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16383559403556717498.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2036366930751026719.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16383559403556717498.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (21 resets) in 420 ms. (95 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality16383559403556717498.prop.
BEST_FIRST walk for 40002 steps (10 resets) in 293 ms. (136 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (12 resets) in 229 ms. (173 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (10 resets) in 182 ms. (218 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (13 resets) in 183 ms. (217 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :11 after 71
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :71 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1750 after 1894
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1894 after 2278
Interrupted probabilistic random walk after 108852 steps, run timeout after 3001 ms. (steps per millisecond=36 ) properties seen :0 out of 4
Probabilistic random walk after 108852 steps, saw 65944 distinct states, run finished after 3001 ms. (steps per millisecond=36 ) properties seen :0
[2026-05-31 07:11:53] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:11:53] [INFO ] Invariant cache hit.
[2026-05-31 07:11:53] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1975 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :2278 after 8944
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 2 solved, 2 unsolved in 4577 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6568ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 442 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
RANDOM walk for 40000 steps (26 resets) in 560 ms. (71 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (13 resets) in 166 ms. (239 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
BEST_FIRST walk for 40002 steps (13 resets) in 197 ms. (202 steps per ms) remains 2/2 properties
SDD size :8944 after 19696
Interrupted probabilistic random walk after 61867 steps, run timeout after 3001 ms. (steps per millisecond=20 ) properties seen :0 out of 2
Probabilistic random walk after 61867 steps, saw 38731 distinct states, run finished after 3001 ms. (steps per millisecond=20 ) properties seen :0
[2026-05-31 07:12:04] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:12:04] [INFO ] Invariant cache hit.
[2026-05-31 07:12:04] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1885 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :19696 after 88546
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4544 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6451ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 1044 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 07:12:11] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:12:11] [INFO ] Invariant cache hit.
[2026-05-31 07:12:13] [INFO ] Implicit Places using invariants in 1569 ms returned []
[2026-05-31 07:12:13] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:12:13] [INFO ] Invariant cache hit.
[2026-05-31 07:12:14] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 07:12:20] [INFO ] Implicit Places using invariants and state equation in 7556 ms returned []
Implicit Place search using SMT with State Equation took 9140 ms to find 0 implicit places.
[2026-05-31 07:12:20] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9168 ms. Remains : 358/358 places, 798/798 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 358 transition count 786
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 352 transition count 810
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 352 transition count 786
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 352 transition count 780
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 346 transition count 780
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 346 transition count 774
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 340 transition count 774
Applied a total of 72 rules in 68 ms. Remains 340 /358 variables (removed 18) and now considering 774/798 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17593233847806642583.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-748778647135532051.kers'
[2026-05-31 07:12:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17593233847806642583.kers, --Pflows, --basisKERS=/tmp/petrispot-output-748778647135532051.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 774 rows 335 cols 3767 entries
Finished phase 1 with 145 SingleSign rule and 153 generalized
[2026-05-31 07:12:20] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-748778647135532051.kers
Total runtime 10 ms.
[2026-05-31 07:12:20] [INFO ] [Real]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 07:12:20] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 41 ms returned sat
[2026-05-31 07:12:21] [INFO ] After 171ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-31 07:12:21] [INFO ] [Nat]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 07:12:21] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 40 ms returned sat
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :88546 after 228262
[2026-05-31 07:12:22] [INFO ] After 1511ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-31 07:12:22] [INFO ] After 1784ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-31 07:12:23] [INFO ] After 2230ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-31 07:12:23] [INFO ] Flatten gal took : 25 ms
[2026-05-31 07:12:23] [INFO ] Flatten gal took : 21 ms
[2026-05-31 07:12:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14183165717088583667.gal : 5 ms
[2026-05-31 07:12:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10189122833502879787.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14183165717088583667.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10189122833502879787.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality10189122833502879787.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 47
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :47 after 61
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :61 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 527
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :527 after 698
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :698 after 779
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :779 after 1059
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1059 after 2487
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2487 after 10353
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23611 after 34255
Detected timeout of ITS tools.
[2026-05-31 07:12:38] [INFO ] Flatten gal took : 23 ms
[2026-05-31 07:12:38] [INFO ] Applying decomposition
[2026-05-31 07:12:38] [INFO ] Flatten gal took : 23 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph7134012861619974781.txt' '-o' '/tmp/graph7134012861619974781.bin' '-w' '/tmp/graph7134012861619974781.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph7134012861619974781.bin' '-l' '-1' '-v' '-w' '/tmp/graph7134012861619974781.weights' '-q' '0' '-e' '0.001'
[2026-05-31 07:12:38] [INFO ] Decomposing Gal with order
[2026-05-31 07:12:38] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 07:12:38] [INFO ] Removed a total of 542 redundant transitions.
[2026-05-31 07:12:38] [INFO ] Flatten gal took : 69 ms
[2026-05-31 07:12:38] [INFO ] Fuse similar labels procedure discarded/fused a total of 370 labels/synchronizations in 7 ms.
[2026-05-31 07:12:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3255452850539681603.gal : 5 ms
[2026-05-31 07:12:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4945599436389146305.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3255452850539681603.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4945599436389146305.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality4945599436389146305.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 17
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :17 after 19
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :19 after 49
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :49 after 61
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :61 after 427
Detected timeout of ITS tools.
[2026-05-31 07:12:40] [INFO ] Flatten gal took : 20 ms
[2026-05-31 07:12:40] [INFO ] Applying decomposition
[2026-05-31 07:12:40] [INFO ] Flatten gal took : 20 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph2694872920468167942.txt' '-o' '/tmp/graph2694872920468167942.bin' '-w' '/tmp/graph2694872920468167942.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2694872920468167942.bin' '-l' '-1' '-v' '-w' '/tmp/graph2694872920468167942.weights' '-q' '0' '-e' '0.001'
[2026-05-31 07:12:40] [INFO ] Decomposing Gal with order
[2026-05-31 07:12:40] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 07:12:40] [INFO ] Removed a total of 647 redundant transitions.
[2026-05-31 07:12:40] [INFO ] Flatten gal took : 58 ms
[2026-05-31 07:12:40] [INFO ] Fuse similar labels procedure discarded/fused a total of 318 labels/synchronizations in 8 ms.
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :427 after 2647
[2026-05-31 07:12:40] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality875351359101697318.gal : 5 ms
[2026-05-31 07:12:40] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5484512599657870919.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality875351359101697318.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5484512599657870919.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...327
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2647 after 2832
Loading property file /tmp/ReachabilityCardinality5484512599657870919.prop.
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2832 after 3062
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 6
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :6 after 9
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :9 after 13
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :13 after 57
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :57 after 80
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3062 after 3698
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :430 after 2512
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3698 after 4952
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2512 after 2800
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2800 after 3120
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3120 after 4712
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4952 after 9819
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :4712 after 6860
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 32967 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[398, 40]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8918897833877019237.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16717009470215967671.kers'
[2026-05-31 07:12:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8918897833877019237.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16717009470215967671.kers]
Normalized transition count is 786 out of 798 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 07:12:53] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-16717009470215967671.kers
Total runtime 9 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[398, 40]
RANDOM walk for 1000000 steps (539 resets) in 4623 ms. (216 steps per ms)
BEST_FIRST walk for 2000001 steps (446 resets) in 4722 ms. (423 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[398, 40]
[2026-05-31 07:13:03] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13260708563124439244.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16389505489558984816.kers'
[2026-05-31 07:13:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13260708563124439244.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16389505489558984816.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 07:13:03] [INFO ] Computed 42 invariants in 8 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-16389505489558984816.kers
Total runtime 9 ms.
[2026-05-31 07:13:03] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 07:13:03] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 23 ms returned sat
[2026-05-31 07:13:04] [INFO ] [Real]Absence check using state equation in 1242 ms returned sat
[2026-05-31 07:13:04] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 07:13:04] [INFO ] [Nat]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 07:13:04] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 23 ms returned sat
[2026-05-31 07:13:05] [INFO ] [Nat]Absence check using state equation in 1177 ms returned sat
[2026-05-31 07:13:05] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 07:13:06] [INFO ] [Nat]Added 72 Read/Feed constraints in 504 ms returned sat
[2026-05-31 07:13:07] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1134 ms
[2026-05-31 07:13:07] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 87 ms.
[2026-05-31 07:13:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 271 ms
[2026-05-31 07:13:11] [INFO ] Added : 57 causal constraints over 12 iterations in 4029 ms. Result :sat
Minimization took 4143 ms.
[2026-05-31 07:13:15] [INFO ] [Real]Absence check using 20 positive place invariants in 10 ms returned sat
[2026-05-31 07:13:15] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 29 ms returned sat
[2026-05-31 07:13:16] [INFO ] [Real]Absence check using state equation in 373 ms returned sat
[2026-05-31 07:13:16] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 07:13:16] [INFO ] [Nat]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 07:13:16] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 24 ms returned sat
[2026-05-31 07:13:17] [INFO ] [Nat]Absence check using state equation in 684 ms returned sat
[2026-05-31 07:13:17] [INFO ] [Nat]Added 72 Read/Feed constraints in 994 ms returned sat
[2026-05-31 07:13:18] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 56 ms.
[2026-05-31 07:13:21] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 867 ms
[2026-05-31 07:13:21] [INFO ] Added : 70 causal constraints over 15 iterations in 3959 ms. Result :sat
Minimization took 3586 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[398, 40]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[398, 40]
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 10 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 07:13:27] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:13:27] [INFO ] Invariant cache hit.
[2026-05-31 07:13:29] [INFO ] Implicit Places using invariants in 2010 ms returned []
[2026-05-31 07:13:29] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:13:29] [INFO ] Invariant cache hit.
[2026-05-31 07:13:29] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 07:13:36] [INFO ] Implicit Places using invariants and state equation in 7353 ms returned []
Implicit Place search using SMT with State Equation took 9375 ms to find 0 implicit places.
[2026-05-31 07:13:36] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9402 ms. Remains : 358/358 places, 798/798 transitions.
[2026-05-31 07:13:36] [INFO ] Flatten gal took : 37 ms
[2026-05-31 07:13:36] [INFO ] Flatten gal took : 38 ms
[2026-05-31 07:13:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17436244308526955131.gal : 5 ms
[2026-05-31 07:13:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9350359237828912591.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17436244308526955131.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9350359237828912591.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40000 steps (23 resets) in 586 ms. (68 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality9350359237828912591.prop.
BEST_FIRST walk for 40000 steps (12 resets) in 257 ms. (155 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (13 resets) in 274 ms. (145 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :11 after 71
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :71 after 80
BEST_FIRST walk for 40001 steps (12 resets) in 337 ms. (118 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (13 resets) in 186 ms. (213 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1750 after 1894
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1894 after 2278
Interrupted probabilistic random walk after 115040 steps, run timeout after 3001 ms. (steps per millisecond=38 ) properties seen :0 out of 4
Probabilistic random walk after 115040 steps, saw 69437 distinct states, run finished after 3001 ms. (steps per millisecond=38 ) properties seen :0
[2026-05-31 07:13:40] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:13:40] [INFO ] Invariant cache hit.
[2026-05-31 07:13:40] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
Problem MAX1 is UNSAT
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1258 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :2278 after 8944
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3496 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4760ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 281 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
RANDOM walk for 40000 steps (17 resets) in 461 ms. (86 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (11 resets) in 179 ms. (222 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (11 resets) in 175 ms. (227 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :8944 after 19696
Interrupted probabilistic random walk after 83639 steps, run timeout after 3001 ms. (steps per millisecond=27 ) properties seen :0 out of 2
Probabilistic random walk after 83639 steps, saw 51445 distinct states, run finished after 3005 ms. (steps per millisecond=27 ) properties seen :0
[2026-05-31 07:13:48] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:13:48] [INFO ] Invariant cache hit.
[2026-05-31 07:13:48] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1502 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :19696 after 88546
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 6386 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7910ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 1491 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 07:13:57] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:13:57] [INFO ] Invariant cache hit.
[2026-05-31 07:13:59] [INFO ] Implicit Places using invariants in 1611 ms returned []
[2026-05-31 07:13:59] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:13:59] [INFO ] Invariant cache hit.
[2026-05-31 07:14:00] [INFO ] State equation strengthened by 72 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :88546 after 228262
[2026-05-31 07:14:06] [INFO ] Implicit Places using invariants and state equation in 7483 ms returned []
Implicit Place search using SMT with State Equation took 9096 ms to find 0 implicit places.
[2026-05-31 07:14:06] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9125 ms. Remains : 358/358 places, 798/798 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 358 transition count 786
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 24 place count 352 transition count 810
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 1 with 24 rules applied. Total rules applied 48 place count 352 transition count 786
Free-agglomeration rule applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 352 transition count 780
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 60 place count 346 transition count 780
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 346 transition count 774
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 340 transition count 774
Applied a total of 72 rules in 78 ms. Remains 340 /358 variables (removed 18) and now considering 774/798 (removed 24) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-778847762515549297.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11733466930019519371.kers'
[2026-05-31 07:14:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-778847762515549297.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11733466930019519371.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 774 rows 335 cols 3767 entries
Finished phase 1 with 145 SingleSign rule and 153 generalized
[2026-05-31 07:14:07] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-11733466930019519371.kers
Total runtime 9 ms.
[2026-05-31 07:14:07] [INFO ] [Real]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 07:14:07] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 92 ms returned sat
[2026-05-31 07:14:07] [INFO ] After 277ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-31 07:14:07] [INFO ] [Nat]Absence check using 20 positive place invariants in 12 ms returned sat
[2026-05-31 07:14:07] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 42 ms returned sat
[2026-05-31 07:14:09] [INFO ] After 1470ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-31 07:14:09] [INFO ] After 1742ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-31 07:14:09] [INFO ] After 2204ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-31 07:14:09] [INFO ] Flatten gal took : 22 ms
[2026-05-31 07:14:09] [INFO ] Flatten gal took : 23 ms
[2026-05-31 07:14:09] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1392683421421675158.gal : 4 ms
[2026-05-31 07:14:09] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6032884430875871392.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1392683421421675158.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6032884430875871392.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality6032884430875871392.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 47
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :47 after 61
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :61 after 76
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :76 after 77
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :77 after 231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :231 after 527
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :527 after 698
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :698 after 779
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :779 after 1059
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1059 after 2487
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2487 after 10353
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :23611 after 34255
Detected timeout of ITS tools.
[2026-05-31 07:14:24] [INFO ] Flatten gal took : 22 ms
[2026-05-31 07:14:24] [INFO ] Applying decomposition
[2026-05-31 07:14:24] [INFO ] Flatten gal took : 22 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph16540947404486221826.txt' '-o' '/tmp/graph16540947404486221826.bin' '-w' '/tmp/graph16540947404486221826.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph16540947404486221826.bin' '-l' '-1' '-v' '-w' '/tmp/graph16540947404486221826.weights' '-q' '0' '-e' '0.001'
[2026-05-31 07:14:24] [INFO ] Decomposing Gal with order
[2026-05-31 07:14:24] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-31 07:14:24] [INFO ] Removed a total of 714 redundant transitions.
[2026-05-31 07:14:24] [INFO ] Flatten gal took : 63 ms
[2026-05-31 07:14:24] [INFO ] Fuse similar labels procedure discarded/fused a total of 411 labels/synchronizations in 10 ms.
[2026-05-31 07:14:24] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1793179932409367613.gal : 5 ms
[2026-05-31 07:14:24] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality776963466962096212.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1793179932409367613.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality776963466962096212.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...327
Loading property file /tmp/ReachabilityCardinality776963466962096212.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :4 after 9
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :9 after 19
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :19 after 49
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :49 after 68
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :68 after 77
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :77 after 2809
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2809 after 2859
Detected timeout of ITS tools.
[2026-05-31 07:14:26] [INFO ] Flatten gal took : 20 ms
[2026-05-31 07:14:26] [INFO ] Applying decomposition
[2026-05-31 07:14:26] [INFO ] Flatten gal took : 20 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph8671733925919185958.txt' '-o' '/tmp/graph8671733925919185958.bin' '-w' '/tmp/graph8671733925919185958.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8671733925919185958.bin' '-l' '-1' '-v' '-w' '/tmp/graph8671733925919185958.weights' '-q' '0' '-e' '0.001'
[2026-05-31 07:14:26] [INFO ] Decomposing Gal with order
[2026-05-31 07:14:26] [INFO ] Rewriting arrays to variables to allow decomposition.
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2859 after 3219
[2026-05-31 07:14:26] [INFO ] Removed a total of 570 redundant transitions.
[2026-05-31 07:14:26] [INFO ] Flatten gal took : 79 ms
[2026-05-31 07:14:26] [INFO ] Fuse similar labels procedure discarded/fused a total of 323 labels/synchronizations in 10 ms.
[2026-05-31 07:14:26] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16401770579650782247.gal : 7 ms
[2026-05-31 07:14:26] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality877450560551664353.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16401770579650782247.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality877450560551664353.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality877450560551664353.prop.
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3219 after 3945
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :3 after 6
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :6 after 7
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :7 after 22
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :22 after 68
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :68 after 79
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3945 after 6809
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :79 after 234
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :430 after 2422
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2422 after 2510
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :2510 after 3167
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :6809 after 9667
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :3167 after 5004
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5004 after 7448
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :9667 after 22099
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :29106 after 48460
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 33026 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (after reachability check) : Max Seen:[2, 2] Max Struct:[397, 39]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2367884780509360925.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4262208251088669438.kers'
[2026-05-31 07:14:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2367884780509360925.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4262208251088669438.kers]
Normalized transition count is 786 out of 798 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 07:14:40] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-4262208251088669438.kers
Total runtime 8 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[397, 39]
RANDOM walk for 1000000 steps (548 resets) in 4841 ms. (206 steps per ms)
BEST_FIRST walk for 2000001 steps (483 resets) in 4640 ms. (430 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[397, 39]
[2026-05-31 07:14:49] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11833708355565230097.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9192922521577862991.kers'
[2026-05-31 07:14:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11833708355565230097.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9192922521577862991.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 786 rows 353 cols 3665 entries
Finished phase 1 with 163 SingleSign rule and 153 generalized
[2026-05-31 07:14:49] [INFO ] Computed 42 invariants in 7 ms
Computed 42 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-9192922521577862991.kers
Total runtime 8 ms.
[2026-05-31 07:14:49] [INFO ] [Real]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 07:14:49] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 26 ms returned sat
[2026-05-31 07:14:50] [INFO ] [Real]Absence check using state equation in 977 ms returned sat
[2026-05-31 07:14:50] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 07:14:50] [INFO ] [Nat]Absence check using 20 positive place invariants in 16 ms returned sat
[2026-05-31 07:14:50] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 38 ms returned sat
[2026-05-31 07:14:52] [INFO ] [Nat]Absence check using state equation in 1256 ms returned sat
[2026-05-31 07:14:52] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 07:14:52] [INFO ] [Nat]Added 72 Read/Feed constraints in 503 ms returned sat
[2026-05-31 07:14:53] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1183 ms
[2026-05-31 07:14:53] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 89 ms.
[2026-05-31 07:14:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 137 ms
[2026-05-31 07:14:57] [INFO ] Added : 57 causal constraints over 12 iterations in 3381 ms. Result :sat
Minimization took 4041 ms.
[2026-05-31 07:15:01] [INFO ] [Real]Absence check using 20 positive place invariants in 11 ms returned sat
[2026-05-31 07:15:01] [INFO ] [Real]Absence check using 20 positive and 22 generalized place invariants in 28 ms returned sat
[2026-05-31 07:15:01] [INFO ] [Real]Absence check using state equation in 418 ms returned sat
[2026-05-31 07:15:01] [INFO ] Solution in real domain found non-integer solution.
[2026-05-31 07:15:01] [INFO ] [Nat]Absence check using 20 positive place invariants in 12 ms returned sat
[2026-05-31 07:15:01] [INFO ] [Nat]Absence check using 20 positive and 22 generalized place invariants in 27 ms returned sat
[2026-05-31 07:15:02] [INFO ] [Nat]Absence check using state equation in 759 ms returned sat
[2026-05-31 07:15:03] [INFO ] [Nat]Added 72 Read/Feed constraints in 1044 ms returned sat
[2026-05-31 07:15:03] [INFO ] Computed and/alt/rep : 412/1915/406 causal constraints (skipped 378 transitions) in 57 ms.
[2026-05-31 07:15:07] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 707 ms
[2026-05-31 07:15:08] [INFO ] Added : 70 causal constraints over 15 iterations in 4185 ms. Result :sat
Minimization took 4004 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[397, 39]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[397, 39]
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 07:15:13] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:15:13] [INFO ] Invariant cache hit.
[2026-05-31 07:15:15] [INFO ] Implicit Places using invariants in 1930 ms returned []
[2026-05-31 07:15:15] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:15:15] [INFO ] Invariant cache hit.
[2026-05-31 07:15:16] [INFO ] State equation strengthened by 72 read => feed constraints.
[2026-05-31 07:15:22] [INFO ] Implicit Places using invariants and state equation in 7377 ms returned []
Implicit Place search using SMT with State Equation took 9316 ms to find 0 implicit places.
[2026-05-31 07:15:22] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9345 ms. Remains : 358/358 places, 798/798 transitions.
[2026-05-31 07:15:22] [INFO ] Flatten gal took : 22 ms
[2026-05-31 07:15:22] [INFO ] Flatten gal took : 27 ms
[2026-05-31 07:15:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7460723962985041366.gal : 5 ms
[2026-05-31 07:15:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10151548139743474497.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7460723962985041366.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10151548139743474497.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
RANDOM walk for 40001 steps (21 resets) in 626 ms. (63 steps per ms) remains 4/4 properties
Loading property file /tmp/ReachabilityCardinality10151548139743474497.prop.
BEST_FIRST walk for 40002 steps (8 resets) in 273 ms. (145 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (9 resets) in 306 ms. (130 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (12 resets) in 244 ms. (163 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (13 resets) in 360 ms. (110 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :9 after 11
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :11 after 71
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :71 after 80
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :80 after 1638
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1638 after 1682
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :1682 after 1750
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1750 after 1894
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1894 after 2278
Interrupted probabilistic random walk after 48135 steps, run timeout after 3001 ms. (steps per millisecond=16 ) properties seen :0 out of 4
Probabilistic random walk after 48135 steps, saw 30402 distinct states, run finished after 3001 ms. (steps per millisecond=16 ) properties seen :0
[2026-05-31 07:15:26] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:15:26] [INFO ] Invariant cache hit.
[2026-05-31 07:15:26] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX0 is UNSAT
Problem MAX1 is UNSAT
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 2 solved, 2 unsolved in 1261 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :2278 after 8944
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 2 solved, 2 unsolved in 3056 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4328ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 326 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
RANDOM walk for 40000 steps (23 resets) in 319 ms. (125 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (14 resets) in 181 ms. (219 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (12 resets) in 151 ms. (263 steps per ms) remains 2/2 properties
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :8944 after 19696
Interrupted probabilistic random walk after 140407 steps, run timeout after 3001 ms. (steps per millisecond=46 ) properties seen :0 out of 2
Probabilistic random walk after 140407 steps, saw 83807 distinct states, run finished after 3001 ms. (steps per millisecond=46 ) properties seen :0
[2026-05-31 07:15:34] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:15:34] [INFO ] Invariant cache hit.
[2026-05-31 07:15:34] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 786/1142 variables, 356/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1142 variables, 72/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1144 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1144 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1144 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1144/1144 variables, and 472 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1445 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 160/167 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 52/219 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10/229 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 115/344 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/344 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 12/356 variables, 7/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/356 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/356 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 786/1142 variables, 356/400 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1142 variables, 72/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1142 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1142 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/1144 variables, 2/476 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1144 variables, 1/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :19696 after 88546
At refinement iteration 19 (OVERLAPS) 0/1144 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1144/1144 variables, and 477 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3878 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 358/358 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5331ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 854 ms.
Support contains 7 out of 358 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 12 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 358/358 places, 798/798 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 358/358 places, 798/798 transitions.
Applied a total of 0 rules in 11 ms. Remains 358 /358 variables (removed 0) and now considering 798/798 (removed 0) transitions.
[2026-05-31 07:15:40] [INFO ] Flow matrix only has 786 transitions (discarded 12 similar events)
[2026-05-31 07:15:40] [INFO ] Invariant cache hit.
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="PolyORBLF-PT-S02J06T06"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is PolyORBLF-PT-S02J06T06, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r210-smll-177969942200437"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-PT-S02J06T06.tgz
mv PolyORBLF-PT-S02J06T06 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "UpperBounds.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;