About the Execution of ITS-Tools for DBSingleClientW-PT-d1m09
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 870.348 | 96302.00 | 170046.00 | 331.20 | 0 1 0 0 0 1 0 0 0 0 0 0 0 0 3 0 | 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.r082-smll-177946993600181.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 DBSingleClientW-PT-d1m09, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r082-smll-177946993600181
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 820K
-rw-r--r-- 1 mcc users 7.4K Mar 6 18:20 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K Mar 6 18:20 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Mar 6 18:20 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Mar 6 18:20 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Mar 15 08:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 15 08:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 08:49 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 15 08:49 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.0K Mar 6 18:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 61K Mar 6 18:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.8K Mar 6 18:20 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K Mar 6 18:20 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 08:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 432K 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 DBSingleClientW-PT-d1m09-UpperBounds-00
FORMULA_NAME DBSingleClientW-PT-d1m09-UpperBounds-01
FORMULA_NAME DBSingleClientW-PT-d1m09-UpperBounds-02
FORMULA_NAME DBSingleClientW-PT-d1m09-UpperBounds-03
FORMULA_NAME DBSingleClientW-PT-d1m09-UpperBounds-04
FORMULA_NAME DBSingleClientW-PT-d1m09-UpperBounds-05
FORMULA_NAME DBSingleClientW-PT-d1m09-UpperBounds-06
FORMULA_NAME DBSingleClientW-PT-d1m09-UpperBounds-07
FORMULA_NAME DBSingleClientW-PT-d1m09-UpperBounds-08
FORMULA_NAME DBSingleClientW-PT-d1m09-UpperBounds-09
FORMULA_NAME DBSingleClientW-PT-d1m09-UpperBounds-10
FORMULA_NAME DBSingleClientW-PT-d1m09-UpperBounds-11
FORMULA_NAME DBSingleClientW-PT-d1m09-UpperBounds-12
FORMULA_NAME DBSingleClientW-PT-d1m09-UpperBounds-13
FORMULA_NAME DBSingleClientW-PT-d1m09-UpperBounds-14
FORMULA_NAME DBSingleClientW-PT-d1m09-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1779587179302
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DBSingleClientW-PT-d1m09
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202604301425
[2026-05-24 01:46:21] [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]
[2026-05-24 01:46:21] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 01:46:21] [INFO ] Load time of PNML (sax parser for PT used): 228 ms
[2026-05-24 01:46:21] [INFO ] Transformed 1440 places.
[2026-05-24 01:46:21] [INFO ] Transformed 672 transitions.
[2026-05-24 01:46:21] [INFO ] Parsed PT model containing 1440 places and 672 transitions and 2688 arcs in 382 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 10 ms.
Deduced a syphon composed of 1093 places in 7 ms
Reduce places removed 1093 places and 0 transitions.
FORMULA DBSingleClientW-PT-d1m09-UpperBounds-00 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m09-UpperBounds-02 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m09-UpperBounds-03 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m09-UpperBounds-04 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m09-UpperBounds-06 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m09-UpperBounds-07 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m09-UpperBounds-08 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m09-UpperBounds-09 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m09-UpperBounds-10 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m09-UpperBounds-11 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m09-UpperBounds-12 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m09-UpperBounds-13 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m09-UpperBounds-15 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0] Max Struct:[+inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0] Max Struct:[+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-9618505328786192147.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16483500126882248284.kers'
[2026-05-24 01:46:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9618505328786192147.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16483500126882248284.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 672 rows 347 cols 1850 entries
Finished phase 1 with 215 SingleSign rule and 126 generalized
[2026-05-24 01:46:21] [INFO ] Computed 6 invariants in 6 ms
Computed 6 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-16483500126882248284.kers
Total runtime 9 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0] Max Struct:[1, 678, 5]
RANDOM walk for 10000 steps (2263 resets) in 223 ms. (44 steps per ms)
FORMULA DBSingleClientW-PT-d1m09-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 20002 steps (1988 resets) in 293 ms. (68 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0] Max Struct:[678, 5]
[2026-05-24 01:46:22] [INFO ] Invariant cache hit.
[2026-05-24 01:46:22] [INFO ] [Real]Absence check using 2 positive place invariants in 12 ms returned sat
[2026-05-24 01:46:22] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 11 ms returned sat
[2026-05-24 01:46:22] [INFO ] [Real]Absence check using state equation in 346 ms returned sat
[2026-05-24 01:46:23] [INFO ] State equation strengthened by 418 read => feed constraints.
[2026-05-24 01:46:23] [INFO ] [Real]Added 418 Read/Feed constraints in 205 ms returned sat
[2026-05-24 01:46:23] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 01:46:23] [INFO ] [Nat]Absence check using 2 positive place invariants in 6 ms returned sat
[2026-05-24 01:46:23] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 9 ms returned sat
[2026-05-24 01:46:23] [INFO ] [Nat]Absence check using state equation in 337 ms returned sat
[2026-05-24 01:46:24] [INFO ] [Nat]Added 418 Read/Feed constraints in 152 ms returned sat
[2026-05-24 01:46:24] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 417 ms
[2026-05-24 01:46:24] [INFO ] Computed and/alt/rep : 126/406/126 causal constraints (skipped 545 transitions) in 227 ms.
[2026-05-24 01:46:24] [INFO ] Added : 9 causal constraints over 2 iterations in 521 ms. Result :sat
Minimization took 509 ms.
[2026-05-24 01:46:25] [INFO ] [Real]Absence check using 2 positive place invariants in 6 ms returned sat
[2026-05-24 01:46:25] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 5 ms returned sat
[2026-05-24 01:46:25] [INFO ] [Real]Absence check using state equation in 268 ms returned sat
[2026-05-24 01:46:26] [INFO ] [Real]Added 418 Read/Feed constraints in 176 ms returned sat
[2026-05-24 01:46:26] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 01:46:26] [INFO ] [Nat]Absence check using 2 positive place invariants in 6 ms returned sat
[2026-05-24 01:46:26] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 4 ms returned sat
[2026-05-24 01:46:26] [INFO ] [Nat]Absence check using state equation in 257 ms returned sat
[2026-05-24 01:46:26] [INFO ] [Nat]Added 418 Read/Feed constraints in 131 ms returned sat
[2026-05-24 01:46:26] [INFO ] Computed and/alt/rep : 126/406/126 causal constraints (skipped 545 transitions) in 131 ms.
[2026-05-24 01:46:26] [INFO ] Added : 5 causal constraints over 2 iterations in 316 ms. Result :sat
Minimization took 511 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0] Max Struct:[678, 5]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0] Max Struct:[678, 5]
Support contains 2 out of 347 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 347/347 places, 672/672 transitions.
Graph (complete) has 1246 edges and 347 vertex of which 325 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.4 ms
Discarding 22 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Ensure Unique test removed 80 transitions
Reduce isomorphic transitions removed 88 transitions.
Iterating post reduction 0 with 88 rules applied. Total rules applied 89 place count 325 transition count 584
Discarding 95 places :
Symmetric choice reduction at 1 with 95 rule applications. Total rules 184 place count 230 transition count 328
Iterating global reduction 1 with 95 rules applied. Total rules applied 279 place count 230 transition count 328
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 283 place count 230 transition count 324
Discarding 72 places :
Symmetric choice reduction at 2 with 72 rule applications. Total rules 355 place count 158 transition count 252
Iterating global reduction 2 with 72 rules applied. Total rules applied 427 place count 158 transition count 252
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 433 place count 158 transition count 246
Discarding 42 places :
Symmetric choice reduction at 3 with 42 rule applications. Total rules 475 place count 116 transition count 180
Iterating global reduction 3 with 42 rules applied. Total rules applied 517 place count 116 transition count 180
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 3 with 24 rules applied. Total rules applied 541 place count 116 transition count 156
Discarding 11 places :
Symmetric choice reduction at 4 with 11 rule applications. Total rules 552 place count 105 transition count 138
Iterating global reduction 4 with 11 rules applied. Total rules applied 563 place count 105 transition count 138
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 565 place count 105 transition count 136
Discarding 8 places :
Symmetric choice reduction at 5 with 8 rule applications. Total rules 573 place count 97 transition count 128
Iterating global reduction 5 with 8 rules applied. Total rules applied 581 place count 97 transition count 128
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 584 place count 97 transition count 125
Discarding 6 places :
Symmetric choice reduction at 6 with 6 rule applications. Total rules 590 place count 91 transition count 119
Iterating global reduction 6 with 6 rules applied. Total rules applied 596 place count 91 transition count 119
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 6 with 3 rules applied. Total rules applied 599 place count 91 transition count 116
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 600 place count 90 transition count 110
Iterating global reduction 7 with 1 rules applied. Total rules applied 601 place count 90 transition count 110
Applied a total of 601 rules in 146 ms. Remains 90 /347 variables (removed 257) and now considering 110/672 (removed 562) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 160 ms. Remains : 90/347 places, 110/672 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1167646812302295849.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13788257674056689856.kers'
[2026-05-24 01:46:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1167646812302295849.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13788257674056689856.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 110 rows 90 cols 365 entries
Finished phase 1 with 85 SingleSign rule and 3 generalized
[2026-05-24 01:46:27] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-13788257674056689856.kers
Total runtime 6 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0] Max Struct:[678, 5]
RANDOM walk for 1000000 steps (229090 resets) in 1422 ms. (702 steps per ms)
BEST_FIRST walk for 2000002 steps (197710 resets) in 1433 ms. (1394 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0] Max Struct:[678, 5]
[2026-05-24 01:46:30] [INFO ] Invariant cache hit.
[2026-05-24 01:46:30] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2026-05-24 01:46:30] [INFO ] [Real]Absence check using state equation in 50 ms returned sat
[2026-05-24 01:46:30] [INFO ] State equation strengthened by 33 read => feed constraints.
[2026-05-24 01:46:30] [INFO ] [Real]Added 33 Read/Feed constraints in 9 ms returned sat
[2026-05-24 01:46:30] [INFO ] Computed and/alt/rep : 32/68/32 causal constraints (skipped 77 transitions) in 13 ms.
[2026-05-24 01:46:30] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 01:46:30] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2026-05-24 01:46:30] [INFO ] [Nat]Absence check using state equation in 46 ms returned sat
[2026-05-24 01:46:30] [INFO ] [Nat]Added 33 Read/Feed constraints in 9 ms returned sat
[2026-05-24 01:46:30] [INFO ] Computed and/alt/rep : 32/68/32 causal constraints (skipped 77 transitions) in 12 ms.
[2026-05-24 01:46:30] [INFO ] Added : 9 causal constraints over 3 iterations in 65 ms. Result :sat
Minimization took 57 ms.
[2026-05-24 01:46:30] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 3 ms returned sat
[2026-05-24 01:46:30] [INFO ] [Real]Absence check using state equation in 50 ms returned sat
[2026-05-24 01:46:30] [INFO ] [Real]Added 33 Read/Feed constraints in 9 ms returned sat
[2026-05-24 01:46:30] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 01:46:31] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2026-05-24 01:46:31] [INFO ] [Nat]Absence check using state equation in 69 ms returned sat
[2026-05-24 01:46:31] [INFO ] [Nat]Added 33 Read/Feed constraints in 13 ms returned sat
[2026-05-24 01:46:31] [INFO ] Computed and/alt/rep : 32/68/32 causal constraints (skipped 77 transitions) in 12 ms.
[2026-05-24 01:46:31] [INFO ] Added : 5 causal constraints over 2 iterations in 54 ms. Result :sat
Minimization took 75 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0] Max Struct:[678, 5]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0] Max Struct:[678, 5]
Support contains 2 out of 90 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 90/90 places, 110/110 transitions.
Applied a total of 0 rules in 9 ms. Remains 90 /90 variables (removed 0) and now considering 110/110 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 90/90 places, 110/110 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 90/90 places, 110/110 transitions.
Applied a total of 0 rules in 8 ms. Remains 90 /90 variables (removed 0) and now considering 110/110 (removed 0) transitions.
[2026-05-24 01:46:31] [INFO ] Invariant cache hit.
[2026-05-24 01:46:31] [INFO ] Implicit Places using invariants in 108 ms returned []
[2026-05-24 01:46:31] [INFO ] Invariant cache hit.
[2026-05-24 01:46:31] [INFO ] State equation strengthened by 33 read => feed constraints.
[2026-05-24 01:46:31] [INFO ] Implicit Places using invariants and state equation in 312 ms returned []
Implicit Place search using SMT with State Equation took 427 ms to find 0 implicit places.
[2026-05-24 01:46:31] [INFO ] Redundant transitions in 3 ms returned []
Running 109 sub problems to find dead transitions.
[2026-05-24 01:46:31] [INFO ] Invariant cache hit.
[2026-05-24 01:46:31] [INFO ] State equation strengthened by 33 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/89 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/89 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 2 (OVERLAPS) 1/90 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/90 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 4 (OVERLAPS) 110/200 variables, 90/92 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/200 variables, 33/125 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/200 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 7 (OVERLAPS) 0/200 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 109 unsolved
No progress, stopping.
After SMT solving in domain Real declared 200/200 variables, and 125 constraints, problems are : Problem set: 0 solved, 109 unsolved in 4929 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 90/90 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 109/109 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 109 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/89 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/89 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 2 (OVERLAPS) 1/90 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/90 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 4 (OVERLAPS) 110/200 variables, 90/92 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/200 variables, 33/125 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/200 variables, 109/234 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/200 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 8 (OVERLAPS) 0/200 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 109 unsolved
No progress, stopping.
After SMT solving in domain Int declared 200/200 variables, and 234 constraints, problems are : Problem set: 0 solved, 109 unsolved in 17835 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 90/90 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 109/109 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 23002ms problems are : Problem set: 0 solved, 109 unsolved
Search for dead transitions found 0 dead transitions in 23014ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23493 ms. Remains : 90/90 places, 110/110 transitions.
RANDOM walk for 40000 steps (9143 resets) in 1164 ms. (34 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (3986 resets) in 403 ms. (99 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (3922 resets) in 358 ms. (111 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (3992 resets) in 303 ms. (131 steps per ms) remains 4/4 properties
[2026-05-24 01:46:55] [INFO ] Flatten gal took : 166 ms
[2026-05-24 01:46:55] [INFO ] Flatten gal took : 88 ms
BEST_FIRST walk for 40002 steps (3907 resets) in 329 ms. (121 steps per ms) remains 4/4 properties
[2026-05-24 01:46:55] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14864034520105061127.gal : 33 ms
[2026-05-24 01:46:55] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11243672208018525207.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/ReachabilityCardinality14864034520105061127.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11243672208018525207.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/ReachabilityCardinality11243672208018525207.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :7 after 26
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :26 after 58
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :58 after 90
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :90 after 154
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :154 after 278
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :278 after 500
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :500 after 926
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :926 after 6856
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :6856 after 28753
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :28753 after 128974
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :128974 after 566220
Interrupted probabilistic random walk after 769517 steps, run timeout after 3001 ms. (steps per millisecond=256 ) properties seen :2 out of 4
Probabilistic random walk after 769517 steps, saw 306803 distinct states, run finished after 3006 ms. (steps per millisecond=255 ) properties seen :2
[2026-05-24 01:46:58] [INFO ] Invariant cache hit.
[2026-05-24 01:46:58] [INFO ] State equation strengthened by 33 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 55/57 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/57 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 8/65 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/65 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 84/149 variables, 65/67 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/149 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 42/191 variables, 20/87 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/191 variables, 29/116 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,4 properties remain. new max is 16384
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/191 variables, 0/116 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD size :566220 after 5.20592e+06
Problem MAX1 is UNSAT
After SMT solving in domain Real declared 200/200 variables, and 121 constraints, problems are : Problem set: 2 solved, 0 unsolved in 203 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 90/90 constraints, ReadFeed: 29/33 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 209ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
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:[1, 1] Max Struct:[677, 4]
[2026-05-24 01:46:58] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1, 1] Max Struct:[677, 4]
RANDOM walk for 1000000 steps (229918 resets) in 1298 ms. (769 steps per ms)
BEST_FIRST walk for 2000000 steps (197705 resets) in 1180 ms. (1693 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 1] Max Struct:[677, 4]
[2026-05-24 01:47:01] [INFO ] Invariant cache hit.
[2026-05-24 01:47:01] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2026-05-24 01:47:01] [INFO ] [Real]Absence check using state equation in 57 ms returned unsat
[2026-05-24 01:47:01] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2026-05-24 01:47:01] [INFO ] [Real]Absence check using state equation in 51 ms returned sat
[2026-05-24 01:47:01] [INFO ] State equation strengthened by 33 read => feed constraints.
[2026-05-24 01:47:01] [INFO ] [Real]Added 33 Read/Feed constraints in 8 ms returned sat
[2026-05-24 01:47:01] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 01:47:01] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2026-05-24 01:47:01] [INFO ] [Nat]Absence check using state equation in 53 ms returned sat
[2026-05-24 01:47:01] [INFO ] [Nat]Added 33 Read/Feed constraints in 9 ms returned sat
[2026-05-24 01:47:01] [INFO ] Computed and/alt/rep : 32/68/32 causal constraints (skipped 77 transitions) in 14 ms.
[2026-05-24 01:47:01] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 181 ms
[2026-05-24 01:47:01] [INFO ] Added : 11 causal constraints over 4 iterations in 268 ms. Result :sat
Minimization took 94 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1, 1] Max Struct:[1, 4]
FORMULA DBSingleClientW-PT-d1m09-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[4]
Support contains 1 out of 90 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 90/90 places, 110/110 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 89 transition count 109
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 89 transition count 109
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 4 place count 87 transition count 107
Iterating global reduction 0 with 2 rules applied. Total rules applied 6 place count 87 transition count 107
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 86 transition count 104
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 86 transition count 104
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 85 transition count 103
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 85 transition count 103
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 84 transition count 102
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 84 transition count 102
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 83 transition count 101
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 83 transition count 101
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 82 transition count 99
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 82 transition count 99
Applied a total of 16 rules in 27 ms. Remains 82 /90 variables (removed 8) and now considering 99/110 (removed 11) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 82/90 places, 99/110 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7845539701297692502.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12153855263103786703.kers'
[2026-05-24 01:47:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7845539701297692502.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12153855263103786703.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 99 rows 82 cols 330 entries
Finished phase 1 with 77 SingleSign rule and 3 generalized
[2026-05-24 01:47:02] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-12153855263103786703.kers
Total runtime 1 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[4]
RANDOM walk for 1000000 steps (230143 resets) in 1171 ms. (853 steps per ms)
BEST_FIRST walk for 1000000 steps (98396 resets) in 541 ms. (1845 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[4]
[2026-05-24 01:47:03] [INFO ] Invariant cache hit.
[2026-05-24 01:47:03] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2026-05-24 01:47:03] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2026-05-24 01:47:03] [INFO ] State equation strengthened by 29 read => feed constraints.
[2026-05-24 01:47:03] [INFO ] [Real]Added 29 Read/Feed constraints in 8 ms returned sat
[2026-05-24 01:47:03] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 01:47:03] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2026-05-24 01:47:03] [INFO ] [Nat]Absence check using state equation in 39 ms returned sat
[2026-05-24 01:47:03] [INFO ] [Nat]Added 29 Read/Feed constraints in 16 ms returned sat
[2026-05-24 01:47:04] [INFO ] Computed and/alt/rep : 29/61/29 causal constraints (skipped 69 transitions) in 11 ms.
[2026-05-24 01:47:04] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 93 ms
[2026-05-24 01:47:04] [INFO ] Added : 6 causal constraints over 2 iterations in 154 ms. Result :sat
Minimization took 70 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[4]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[4]
Support contains 1 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 99/99 transitions.
Applied a total of 0 rules in 6 ms. Remains 82 /82 variables (removed 0) and now considering 99/99 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 82/82 places, 99/99 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 99/99 transitions.
Applied a total of 0 rules in 5 ms. Remains 82 /82 variables (removed 0) and now considering 99/99 (removed 0) transitions.
[2026-05-24 01:47:04] [INFO ] Invariant cache hit.
[2026-05-24 01:47:04] [INFO ] Implicit Places using invariants in 92 ms returned []
[2026-05-24 01:47:04] [INFO ] Invariant cache hit.
[2026-05-24 01:47:04] [INFO ] State equation strengthened by 29 read => feed constraints.
[2026-05-24 01:47:04] [INFO ] Implicit Places using invariants and state equation in 228 ms returned []
Implicit Place search using SMT with State Equation took 337 ms to find 0 implicit places.
[2026-05-24 01:47:04] [INFO ] Redundant transitions in 2 ms returned []
Running 98 sub problems to find dead transitions.
[2026-05-24 01:47:04] [INFO ] Invariant cache hit.
[2026-05-24 01:47:04] [INFO ] State equation strengthened by 29 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/81 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 2 (OVERLAPS) 1/82 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 4 (OVERLAPS) 99/181 variables, 82/84 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/181 variables, 29/113 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 7 (OVERLAPS) 0/181 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 98 unsolved
No progress, stopping.
After SMT solving in domain Real declared 181/181 variables, and 113 constraints, problems are : Problem set: 0 solved, 98 unsolved in 3253 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 82/82 constraints, ReadFeed: 29/29 constraints, PredecessorRefiner: 98/98 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 98 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/81 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 2 (OVERLAPS) 1/82 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 4 (OVERLAPS) 99/181 variables, 82/84 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/181 variables, 29/113 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 98/211 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/181 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 8 (OVERLAPS) 0/181 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 98 unsolved
No progress, stopping.
After SMT solving in domain Int declared 181/181 variables, and 211 constraints, problems are : Problem set: 0 solved, 98 unsolved in 17497 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 82/82 constraints, ReadFeed: 29/29 constraints, PredecessorRefiner: 98/98 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 20842ms problems are : Problem set: 0 solved, 98 unsolved
Search for dead transitions found 0 dead transitions in 20843ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21196 ms. Remains : 82/82 places, 99/99 transitions.
[2026-05-24 01:47:25] [INFO ] Flatten gal took : 37 ms
RANDOM walk for 40000 steps (9251 resets) in 196 ms. (203 steps per ms) remains 2/2 properties
[2026-05-24 01:47:25] [INFO ] Flatten gal took : 39 ms
[2026-05-24 01:47:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7606310734975456706.gal : 16 ms
[2026-05-24 01:47:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6178106486546750827.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/ReachabilityCardinality7606310734975456706.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6178106486546750827.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40003 steps (3992 resets) in 80 ms. (493 steps per ms) remains 2/2 properties
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/ReachabilityCardinality6178106486546750827.prop.
BEST_FIRST walk for 40000 steps (3895 resets) in 75 ms. (526 steps per ms) remains 2/2 properties
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 26
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :26 after 58
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :58 after 120
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :120 after 224
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :224 after 374
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :374 after 726
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :726 after 1954
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1954 after 11724
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :11724 after 38988
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :38988 after 402956
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :402956 after 804537
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :804537 after 3.99552e+06
Interrupted probabilistic random walk after 1719532 steps, run timeout after 3001 ms. (steps per millisecond=572 ) properties seen :1 out of 2
Probabilistic random walk after 1719532 steps, saw 704744 distinct states, run finished after 3001 ms. (steps per millisecond=572 ) properties seen :1
[2026-05-24 01:47:28] [INFO ] Invariant cache hit.
[2026-05-24 01:47:28] [INFO ] State equation strengthened by 29 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 50/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/59 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 75/134 variables, 59/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 38/172 variables, 18/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/172 variables, 25/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/172 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 9/181 variables, 5/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/181 variables, 4/113 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/181 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/181 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 181/181 variables, and 113 constraints, problems are : Problem set: 0 solved, 1 unsolved in 173 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 82/82 constraints, ReadFeed: 29/29 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 50/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/59 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 75/134 variables, 59/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 38/172 variables, 18/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/172 variables, 25/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/172 variables, 1/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/172 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 9/181 variables, 5/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/181 variables, 4/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/181 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/181 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 181/181 variables, and 114 constraints, problems are : Problem set: 0 solved, 1 unsolved in 152 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 82/82 constraints, ReadFeed: 29/29 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 338ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 16 ms.
Support contains 1 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 99/99 transitions.
Applied a total of 0 rules in 6 ms. Remains 82 /82 variables (removed 0) and now considering 99/99 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 82/82 places, 99/99 transitions.
RANDOM walk for 40000 steps (9213 resets) in 97 ms. (408 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (3908 resets) in 35 ms. (1111 steps per ms) remains 1/1 properties
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :3.99552e+06 after 5.77152e+06
Interrupted probabilistic random walk after 2312725 steps, run timeout after 3001 ms. (steps per millisecond=770 ) properties seen :0 out of 1
Probabilistic random walk after 2312725 steps, saw 927183 distinct states, run finished after 3001 ms. (steps per millisecond=770 ) properties seen :0
[2026-05-24 01:47:32] [INFO ] Invariant cache hit.
[2026-05-24 01:47:32] [INFO ] State equation strengthened by 29 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 50/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/59 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 75/134 variables, 59/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 38/172 variables, 18/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/172 variables, 25/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/172 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 9/181 variables, 5/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/181 variables, 4/113 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/181 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/181 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 181/181 variables, and 113 constraints, problems are : Problem set: 0 solved, 1 unsolved in 120 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 82/82 constraints, ReadFeed: 29/29 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 50/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/59 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 75/134 variables, 59/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 38/172 variables, 18/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/172 variables, 25/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/172 variables, 1/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/172 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 9/181 variables, 5/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/181 variables, 4/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/181 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/181 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 181/181 variables, and 114 constraints, problems are : Problem set: 0 solved, 1 unsolved in 145 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 82/82 constraints, ReadFeed: 29/29 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 270ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 14 ms.
Support contains 1 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 99/99 transitions.
Applied a total of 0 rules in 4 ms. Remains 82 /82 variables (removed 0) and now considering 99/99 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 82/82 places, 99/99 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 99/99 transitions.
Applied a total of 0 rules in 4 ms. Remains 82 /82 variables (removed 0) and now considering 99/99 (removed 0) transitions.
[2026-05-24 01:47:32] [INFO ] Invariant cache hit.
[2026-05-24 01:47:32] [INFO ] Implicit Places using invariants in 79 ms returned []
[2026-05-24 01:47:32] [INFO ] Invariant cache hit.
[2026-05-24 01:47:32] [INFO ] State equation strengthened by 29 read => feed constraints.
[2026-05-24 01:47:32] [INFO ] Implicit Places using invariants and state equation in 230 ms returned []
Implicit Place search using SMT with State Equation took 312 ms to find 0 implicit places.
[2026-05-24 01:47:32] [INFO ] Redundant transitions in 2 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 324 ms. Remains : 82/82 places, 99/99 transitions.
Attempting over-approximation, by ignoring read arcs.
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 82 transition count 91
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 10 place count 80 transition count 91
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 8 Pre rules applied. Total rules applied 10 place count 80 transition count 83
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 26 place count 72 transition count 83
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 27 place count 71 transition count 82
Iterating global reduction 2 with 1 rules applied. Total rules applied 28 place count 71 transition count 82
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 29 place count 70 transition count 81
Iterating global reduction 2 with 1 rules applied. Total rules applied 30 place count 70 transition count 81
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 36 place count 67 transition count 78
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -36
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 40 place count 65 transition count 114
Applied a total of 40 rules in 21 ms. Remains 65 /82 variables (removed 17) and now considering 114/99 (removed -15) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10972885250912747736.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6956695212562492457.kers'
[2026-05-24 01:47:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10972885250912747736.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6956695212562492457.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 114 rows 65 cols 456 entries
Finished phase 1 with 17 SingleSign rule and 42 generalized
[2026-05-24 01:47:32] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-6956695212562492457.kers
Total runtime 1 ms.
[2026-05-24 01:47:32] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2026-05-24 01:47:32] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 3 ms returned sat
[2026-05-24 01:47:32] [INFO ] After 90ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-24 01:47:32] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2026-05-24 01:47:32] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 3 ms returned sat
[2026-05-24 01:47:32] [INFO ] After 53ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-24 01:47:32] [INFO ] After 65ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 01:47:32] [INFO ] After 115ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-24 01:47:32] [INFO ] Flatten gal took : 17 ms
[2026-05-24 01:47:32] [INFO ] Flatten gal took : 13 ms
[2026-05-24 01:47:32] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17708186460399979078.gal : 4 ms
[2026-05-24 01:47:32] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8374387550143786636.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/ReachabilityCardinality17708186460399979078.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8374387550143786636.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/ReachabilityCardinality8374387550143786636.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 10
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :10 after 18
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :18 after 28
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :28 after 37
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :37 after 58
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :58 after 107
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :107 after 203
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :203 after 831
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :831 after 6742
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :6742 after 16098
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :16098 after 83496
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :83496 after 214958
Invariant property MIN0 does not hold.
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :5.77152e+06 after 1.18226e+07
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :214958 after 520665
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,1.07031e+06,4.91889,104872,2,10915,18,246904,7,0,378,361667,0
Total reachable state count : 1070311
Verifying 1 reachability properties.
Reachability property MAX0 does not hold.
No reachable states exhibit your property : MAX0
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX0,0,4.91993,104872,1,0,18,246904,7,0,379,361667,0
Over-approximation ignoring read arcs solved -1 properties in 5222 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] Max Struct:[3]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11343724445682742742.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13068401921511869448.kers'
[2026-05-24 01:47:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11343724445682742742.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13068401921511869448.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 99 rows 82 cols 330 entries
Finished phase 1 with 77 SingleSign rule and 3 generalized
[2026-05-24 01:47:37] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-13068401921511869448.kers
Total runtime 1 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[3]
RANDOM walk for 1000000 steps (229784 resets) in 1546 ms. (646 steps per ms)
BEST_FIRST walk for 1000000 steps (98858 resets) in 549 ms. (1818 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[3]
[2026-05-24 01:47:39] [INFO ] Invariant cache hit.
[2026-05-24 01:47:40] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2026-05-24 01:47:40] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2026-05-24 01:47:40] [INFO ] State equation strengthened by 29 read => feed constraints.
[2026-05-24 01:47:40] [INFO ] [Real]Added 29 Read/Feed constraints in 9 ms returned sat
[2026-05-24 01:47:40] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 01:47:40] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2026-05-24 01:47:40] [INFO ] [Nat]Absence check using state equation in 44 ms returned sat
[2026-05-24 01:47:40] [INFO ] [Nat]Added 29 Read/Feed constraints in 6 ms returned sat
[2026-05-24 01:47:40] [INFO ] Computed and/alt/rep : 29/61/29 causal constraints (skipped 69 transitions) in 10 ms.
[2026-05-24 01:47:40] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 226 ms
[2026-05-24 01:47:40] [INFO ] Added : 6 causal constraints over 2 iterations in 280 ms. Result :sat
Minimization took 60 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[3]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[3]
Support contains 1 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 99/99 transitions.
Applied a total of 0 rules in 4 ms. Remains 82 /82 variables (removed 0) and now considering 99/99 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 82/82 places, 99/99 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 99/99 transitions.
Applied a total of 0 rules in 3 ms. Remains 82 /82 variables (removed 0) and now considering 99/99 (removed 0) transitions.
[2026-05-24 01:47:40] [INFO ] Invariant cache hit.
[2026-05-24 01:47:40] [INFO ] Implicit Places using invariants in 92 ms returned []
[2026-05-24 01:47:40] [INFO ] Invariant cache hit.
[2026-05-24 01:47:40] [INFO ] State equation strengthened by 29 read => feed constraints.
[2026-05-24 01:47:40] [INFO ] Implicit Places using invariants and state equation in 238 ms returned []
Implicit Place search using SMT with State Equation took 334 ms to find 0 implicit places.
[2026-05-24 01:47:40] [INFO ] Redundant transitions in 2 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 344 ms. Remains : 82/82 places, 99/99 transitions.
[2026-05-24 01:47:40] [INFO ] Flatten gal took : 19 ms
RANDOM walk for 40000 steps (9195 resets) in 125 ms. (317 steps per ms) remains 2/2 properties
[2026-05-24 01:47:40] [INFO ] Flatten gal took : 23 ms
[2026-05-24 01:47:40] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality54153954492039984.gal : 2 ms
[2026-05-24 01:47:40] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1931589800788845107.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/ReachabilityCardinality54153954492039984.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1931589800788845107.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
BEST_FIRST walk for 40001 steps (4028 resets) in 73 ms. (540 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (3965 resets) in 60 ms. (655 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality1931589800788845107.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 26
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :26 after 58
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :58 after 120
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :120 after 224
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :224 after 374
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :374 after 726
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :726 after 1954
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1954 after 11724
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :11724 after 38988
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :38988 after 402956
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :402956 after 804537
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :804537 after 3.99552e+06
Interrupted probabilistic random walk after 735791 steps, run timeout after 3001 ms. (steps per millisecond=245 ) properties seen :0 out of 2
Probabilistic random walk after 735791 steps, saw 301310 distinct states, run finished after 3001 ms. (steps per millisecond=245 ) properties seen :0
[2026-05-24 01:47:43] [INFO ] Invariant cache hit.
[2026-05-24 01:47:43] [INFO ] State equation strengthened by 29 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 50/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 8/59 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 75/134 variables, 59/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 38/172 variables, 18/79 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/172 variables, 25/104 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/172 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 9/181 variables, 5/109 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/181 variables, 4/113 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/181 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/181 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 181/181 variables, and 113 constraints, problems are : Problem set: 0 solved, 2 unsolved in 185 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 82/82 constraints, ReadFeed: 29/29 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 50/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 8/59 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 75/134 variables, 59/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 38/172 variables, 18/79 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/172 variables, 25/104 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/172 variables, 2/106 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/172 variables, 0/106 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 9/181 variables, 5/111 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/181 variables, 4/115 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/181 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 0/181 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 181/181 variables, and 115 constraints, problems are : Problem set: 0 solved, 2 unsolved in 193 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 82/82 constraints, ReadFeed: 29/29 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 381ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 54 ms.
Support contains 1 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 99/99 transitions.
Applied a total of 0 rules in 5 ms. Remains 82 /82 variables (removed 0) and now considering 99/99 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 82/82 places, 99/99 transitions.
RANDOM walk for 40000 steps (9152 resets) in 106 ms. (373 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (3897 resets) in 50 ms. (784 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (3960 resets) in 71 ms. (555 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :3.99552e+06 after 5.77152e+06
Interrupted probabilistic random walk after 744278 steps, run timeout after 3001 ms. (steps per millisecond=248 ) properties seen :0 out of 2
Probabilistic random walk after 744278 steps, saw 305024 distinct states, run finished after 3001 ms. (steps per millisecond=248 ) properties seen :0
[2026-05-24 01:47:47] [INFO ] Invariant cache hit.
[2026-05-24 01:47:47] [INFO ] State equation strengthened by 29 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 50/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 8/59 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 75/134 variables, 59/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 38/172 variables, 18/79 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/172 variables, 25/104 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/172 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 9/181 variables, 5/109 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/181 variables, 4/113 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/181 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/181 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 181/181 variables, and 113 constraints, problems are : Problem set: 0 solved, 2 unsolved in 174 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 82/82 constraints, ReadFeed: 29/29 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 50/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 8/59 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 75/134 variables, 59/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 38/172 variables, 18/79 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/172 variables, 25/104 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/172 variables, 2/106 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/172 variables, 0/106 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 9/181 variables, 5/111 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/181 variables, 4/115 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/181 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 0/181 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 181/181 variables, and 115 constraints, problems are : Problem set: 0 solved, 2 unsolved in 192 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 82/82 constraints, ReadFeed: 29/29 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 383ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 56 ms.
Support contains 1 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 99/99 transitions.
Applied a total of 0 rules in 6 ms. Remains 82 /82 variables (removed 0) and now considering 99/99 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 82/82 places, 99/99 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 99/99 transitions.
Applied a total of 0 rules in 3 ms. Remains 82 /82 variables (removed 0) and now considering 99/99 (removed 0) transitions.
[2026-05-24 01:47:47] [INFO ] Invariant cache hit.
[2026-05-24 01:47:48] [INFO ] Implicit Places using invariants in 93 ms returned []
[2026-05-24 01:47:48] [INFO ] Invariant cache hit.
[2026-05-24 01:47:48] [INFO ] State equation strengthened by 29 read => feed constraints.
[2026-05-24 01:47:48] [INFO ] Implicit Places using invariants and state equation in 256 ms returned []
Implicit Place search using SMT with State Equation took 351 ms to find 0 implicit places.
[2026-05-24 01:47:48] [INFO ] Redundant transitions in 3 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 366 ms. Remains : 82/82 places, 99/99 transitions.
Attempting over-approximation, by ignoring read arcs.
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 82 transition count 91
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 10 place count 80 transition count 91
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 8 Pre rules applied. Total rules applied 10 place count 80 transition count 83
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 26 place count 72 transition count 83
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 27 place count 71 transition count 82
Iterating global reduction 2 with 1 rules applied. Total rules applied 28 place count 71 transition count 82
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 29 place count 70 transition count 81
Iterating global reduction 2 with 1 rules applied. Total rules applied 30 place count 70 transition count 81
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 36 place count 67 transition count 78
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -36
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 40 place count 65 transition count 114
Applied a total of 40 rules in 22 ms. Remains 65 /82 variables (removed 17) and now considering 114/99 (removed -15) 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-5855788163434131751.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8067075621786711201.kers'
[2026-05-24 01:47:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5855788163434131751.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8067075621786711201.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 114 rows 65 cols 456 entries
Finished phase 1 with 17 SingleSign rule and 42 generalized
[2026-05-24 01:47:48] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-8067075621786711201.kers
Total runtime 1 ms.
[2026-05-24 01:47:48] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2026-05-24 01:47:48] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 3 ms returned sat
[2026-05-24 01:47:48] [INFO ] After 107ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-24 01:47:48] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2026-05-24 01:47:48] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 3 ms returned sat
[2026-05-24 01:47:48] [INFO ] After 62ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-24 01:47:48] [INFO ] After 83ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-24 01:47:48] [INFO ] After 145ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-24 01:47:48] [INFO ] Flatten gal took : 11 ms
[2026-05-24 01:47:48] [INFO ] Flatten gal took : 10 ms
[2026-05-24 01:47:48] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality63599519386636568.gal : 2 ms
[2026-05-24 01:47:48] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8365863115936257205.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/ReachabilityCardinality63599519386636568.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8365863115936257205.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
Loading property file /tmp/ReachabilityCardinality8365863115936257205.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 18
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :18 after 28
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :28 after 37
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :37 after 58
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :58 after 107
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :107 after 203
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :203 after 831
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :831 after 6742
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :6742 after 16098
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :16098 after 83496
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :83496 after 214958
Invariant property MIN0 does not hold.
Reachability property MAX0 is true.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 32769 fixpoint passes
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :214958 after 520665
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,1.18226e+07,12.4309,213688,2,54339,20,675395,6,0,430,783165,0
Total reachable state count : 11822566
Verifying 2 reachability properties.
Reachability property MAX0 is true.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX0,4354,12.4378,213688,2,1171,20,675395,7,0,433,783165,0
Invariant property MIN0 does not hold.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,4354,12.4424,213688,2,1171,20,675395,8,0,434,783165,0
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,1.07031e+06,5.35034,105228,2,10915,18,246904,8,0,379,361667,0
Total reachable state count : 1070311
Verifying 2 reachability properties.
Reachability property MAX0 is true.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX0,394,5.35218,105228,2,625,18,246904,8,0,381,361667,0
Invariant property MIN0 does not hold.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,394,5.35323,105228,2,625,18,246904,8,0,381,361667,0
Over-approximation ignoring read arcs solved -2 properties in 5696 ms.
FORMULA DBSingleClientW-PT-d1m09-UpperBounds-14 3 TECHNIQUES REACHABILITY_MAX
Current structural bounds on expressions (after reachability check) : Max Seen:[] Max Struct:[]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11988177727047583929.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9887777688090034436.kers'
[2026-05-24 01:47:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11988177727047583929.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9887777688090034436.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 99 rows 82 cols 330 entries
Finished phase 1 with 77 SingleSign rule and 3 generalized
[2026-05-24 01:47:54] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-9887777688090034436.kers
Total runtime 1 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[] Max Struct:[]
RANDOM walk for 1000000 steps (229696 resets) in 1515 ms. (659 steps per ms)
BEST_FIRST walk for 0 steps (0 resets) in 0 ms. (0 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 94536 ms.
BK_STOP 1779587275604
--------------------
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="DBSingleClientW-PT-d1m09"
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 DBSingleClientW-PT-d1m09, 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 r082-smll-177946993600181"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DBSingleClientW-PT-d1m09.tgz
mv DBSingleClientW-PT-d1m09 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 ;