About the Execution of ITS-Tools for DBSingleClientW-PT-d0m09
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 662.932 | 70874.00 | 133158.00 | 330.70 | 0 0 6 1 0 1 1 0 0 0 0 0 0 0 0 1 | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2026-input.r082-smll-177946993500125.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-d0m09, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r082-smll-177946993500125
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 632K
-rw-r--r-- 1 mcc users 7.7K Mar 6 18:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K Mar 6 18:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Mar 6 18:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Mar 6 18:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:46 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 08:46 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 08:46 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 15 08:46 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Mar 6 18:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 171K Mar 6 18:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.1K Mar 6 18:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K Mar 6 18:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 08:46 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:46 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 119K 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-d0m09-UpperBounds-00
FORMULA_NAME DBSingleClientW-PT-d0m09-UpperBounds-01
FORMULA_NAME DBSingleClientW-PT-d0m09-UpperBounds-02
FORMULA_NAME DBSingleClientW-PT-d0m09-UpperBounds-03
FORMULA_NAME DBSingleClientW-PT-d0m09-UpperBounds-04
FORMULA_NAME DBSingleClientW-PT-d0m09-UpperBounds-05
FORMULA_NAME DBSingleClientW-PT-d0m09-UpperBounds-06
FORMULA_NAME DBSingleClientW-PT-d0m09-UpperBounds-07
FORMULA_NAME DBSingleClientW-PT-d0m09-UpperBounds-08
FORMULA_NAME DBSingleClientW-PT-d0m09-UpperBounds-09
FORMULA_NAME DBSingleClientW-PT-d0m09-UpperBounds-10
FORMULA_NAME DBSingleClientW-PT-d0m09-UpperBounds-11
FORMULA_NAME DBSingleClientW-PT-d0m09-UpperBounds-12
FORMULA_NAME DBSingleClientW-PT-d0m09-UpperBounds-13
FORMULA_NAME DBSingleClientW-PT-d0m09-UpperBounds-14
FORMULA_NAME DBSingleClientW-PT-d0m09-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1779560435262
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-d0m09
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202604301425
[2026-05-23 18:20:37] [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]
[2026-05-23 18:20:37] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 18:20:38] [INFO ] Load time of PNML (sax parser for PT used): 171 ms
[2026-05-23 18:20:38] [INFO ] Transformed 553 places.
[2026-05-23 18:20:38] [INFO ] Transformed 150 transitions.
[2026-05-23 18:20:38] [INFO ] Parsed PT model containing 553 places and 150 transitions and 600 arcs in 391 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 14 ms.
Deduced a syphon composed of 444 places in 3 ms
Reduce places removed 444 places and 0 transitions.
FORMULA DBSingleClientW-PT-d0m09-UpperBounds-00 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d0m09-UpperBounds-01 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d0m09-UpperBounds-04 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d0m09-UpperBounds-07 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d0m09-UpperBounds-08 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d0m09-UpperBounds-09 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d0m09-UpperBounds-10 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d0m09-UpperBounds-11 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d0m09-UpperBounds-12 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d0m09-UpperBounds-13 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d0m09-UpperBounds-14 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2621917133847974366.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9410986958527896263.kers'
[2026-05-23 18:20:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2621917133847974366.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9410986958527896263.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 150 rows 109 cols 450 entries
Finished phase 1 with 59 SingleSign rule and 44 generalized
[2026-05-23 18:20:38] [INFO ] Computed 6 invariants in 1 ms
Computed 6 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-9410986958527896263.kers
Total runtime 3 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[27, 1, 1, 1, 1]
RANDOM walk for 10000 steps (2299 resets) in 106 ms. (93 steps per ms)
FORMULA DBSingleClientW-PT-d0m09-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DBSingleClientW-PT-d0m09-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DBSingleClientW-PT-d0m09-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 20001 steps (2014 resets) in 79 ms. (250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0] Max Struct:[27, 1]
[2026-05-23 18:20:38] [INFO ] Invariant cache hit.
[2026-05-23 18:20:38] [INFO ] [Real]Absence check using 3 positive place invariants in 11 ms returned sat
[2026-05-23 18:20:38] [INFO ] [Real]Absence check using 3 positive and 3 generalized place invariants in 6 ms returned sat
[2026-05-23 18:20:38] [INFO ] [Real]Absence check using state equation in 170 ms returned sat
[2026-05-23 18:20:39] [INFO ] State equation strengthened by 74 read => feed constraints.
[2026-05-23 18:20:39] [INFO ] [Real]Added 74 Read/Feed constraints in 30 ms returned sat
[2026-05-23 18:20:39] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 18:20:39] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-23 18:20:39] [INFO ] [Nat]Absence check using 3 positive and 3 generalized place invariants in 5 ms returned sat
[2026-05-23 18:20:39] [INFO ] [Nat]Absence check using state equation in 97 ms returned sat
[2026-05-23 18:20:39] [INFO ] [Nat]Added 74 Read/Feed constraints in 39 ms returned sat
[2026-05-23 18:20:39] [INFO ] Computed and/alt/rep : 39/69/39 causal constraints (skipped 110 transitions) in 55 ms.
[2026-05-23 18:20:39] [INFO ] Added : 6 causal constraints over 2 iterations in 175 ms. Result :sat
Minimization took 105 ms.
[2026-05-23 18:20:39] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-23 18:20:39] [INFO ] [Real]Absence check using 3 positive and 3 generalized place invariants in 2 ms returned sat
[2026-05-23 18:20:39] [INFO ] [Real]Absence check using state equation in 96 ms returned sat
[2026-05-23 18:20:39] [INFO ] [Real]Added 74 Read/Feed constraints in 22 ms returned sat
[2026-05-23 18:20:39] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 18:20:39] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2026-05-23 18:20:39] [INFO ] [Nat]Absence check using 3 positive and 3 generalized place invariants in 3 ms returned sat
[2026-05-23 18:20:39] [INFO ] [Nat]Absence check using state equation in 89 ms returned sat
[2026-05-23 18:20:39] [INFO ] [Nat]Added 74 Read/Feed constraints in 18 ms returned sat
[2026-05-23 18:20:40] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 152 ms
[2026-05-23 18:20:40] [INFO ] Computed and/alt/rep : 39/69/39 causal constraints (skipped 110 transitions) in 34 ms.
[2026-05-23 18:20:40] [INFO ] Added : 6 causal constraints over 2 iterations in 98 ms. Result :sat
Minimization took 87 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0] Max Struct:[27, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0] Max Struct:[27, 1]
Support contains 2 out of 109 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 109/109 places, 150/150 transitions.
Graph (complete) has 332 edges and 109 vertex of which 101 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.2 ms
Discarding 8 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 0 with 13 rules applied. Total rules applied 14 place count 101 transition count 137
Discarding 23 places :
Symmetric choice reduction at 1 with 23 rule applications. Total rules 37 place count 78 transition count 96
Iterating global reduction 1 with 23 rules applied. Total rules applied 60 place count 78 transition count 96
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 61 place count 78 transition count 95
Discarding 10 places :
Symmetric choice reduction at 2 with 10 rule applications. Total rules 71 place count 68 transition count 85
Iterating global reduction 2 with 10 rules applied. Total rules applied 81 place count 68 transition count 85
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 83 place count 68 transition count 83
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 85 place count 66 transition count 80
Iterating global reduction 3 with 2 rules applied. Total rules applied 87 place count 66 transition count 80
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 88 place count 66 transition count 79
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 89 place count 65 transition count 77
Iterating global reduction 4 with 1 rules applied. Total rules applied 90 place count 65 transition count 77
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 91 place count 64 transition count 76
Iterating global reduction 4 with 1 rules applied. Total rules applied 92 place count 64 transition count 76
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 93 place count 63 transition count 75
Iterating global reduction 4 with 1 rules applied. Total rules applied 94 place count 63 transition count 75
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 96 place count 63 transition count 73
Applied a total of 96 rules in 81 ms. Remains 63 /109 variables (removed 46) and now considering 73/150 (removed 77) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 94 ms. Remains : 63/109 places, 73/150 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-869366863259398315.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16431203127770460535.kers'
[2026-05-23 18:20:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-869366863259398315.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16431203127770460535.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 73 rows 63 cols 244 entries
Finished phase 1 with 58 SingleSign rule and 3 generalized
[2026-05-23 18:20:40] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-16431203127770460535.kers
Total runtime 2 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0] Max Struct:[27, 1]
RANDOM walk for 1000000 steps (228958 resets) in 1290 ms. (774 steps per ms)
FORMULA DBSingleClientW-PT-d0m09-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 1000001 steps (101195 resets) in 749 ms. (1333 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[27]
[2026-05-23 18:20:42] [INFO ] Invariant cache hit.
[2026-05-23 18:20:42] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2026-05-23 18:20:42] [INFO ] [Real]Absence check using state equation in 42 ms returned sat
[2026-05-23 18:20:42] [INFO ] State equation strengthened by 21 read => feed constraints.
[2026-05-23 18:20:42] [INFO ] [Real]Added 21 Read/Feed constraints in 6 ms returned sat
[2026-05-23 18:20:42] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 18:20:42] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2026-05-23 18:20:42] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2026-05-23 18:20:42] [INFO ] [Nat]Added 21 Read/Feed constraints in 5 ms returned sat
[2026-05-23 18:20:42] [INFO ] Computed and/alt/rep : 21/44/21 causal constraints (skipped 51 transitions) in 11 ms.
[2026-05-23 18:20:42] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 155 ms
[2026-05-23 18:20:42] [INFO ] Added : 14 causal constraints over 5 iterations in 235 ms. Result :sat
Minimization took 66 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[27]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[27]
Support contains 1 out of 63 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 73/73 transitions.
Applied a total of 0 rules in 6 ms. Remains 63 /63 variables (removed 0) and now considering 73/73 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 63/63 places, 73/73 transitions.
[2026-05-23 18:20:43] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[27]
RANDOM walk for 1000000 steps (228800 resets) in 936 ms. (1067 steps per ms)
BEST_FIRST walk for 1000001 steps (101145 resets) in 488 ms. (2044 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[27]
[2026-05-23 18:20:44] [INFO ] Invariant cache hit.
[2026-05-23 18:20:44] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 3 ms returned sat
[2026-05-23 18:20:44] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2026-05-23 18:20:44] [INFO ] State equation strengthened by 21 read => feed constraints.
[2026-05-23 18:20:44] [INFO ] [Real]Added 21 Read/Feed constraints in 6 ms returned sat
[2026-05-23 18:20:44] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 18:20:44] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2026-05-23 18:20:44] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2026-05-23 18:20:44] [INFO ] [Nat]Added 21 Read/Feed constraints in 6 ms returned sat
[2026-05-23 18:20:44] [INFO ] Computed and/alt/rep : 21/44/21 causal constraints (skipped 51 transitions) in 10 ms.
[2026-05-23 18:20:44] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 173 ms
[2026-05-23 18:20:44] [INFO ] Added : 14 causal constraints over 5 iterations in 242 ms. Result :sat
Minimization took 80 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[27]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[27]
Support contains 1 out of 63 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 73/73 transitions.
Applied a total of 0 rules in 7 ms. Remains 63 /63 variables (removed 0) and now considering 73/73 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 63/63 places, 73/73 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 73/73 transitions.
Applied a total of 0 rules in 7 ms. Remains 63 /63 variables (removed 0) and now considering 73/73 (removed 0) transitions.
[2026-05-23 18:20:45] [INFO ] Invariant cache hit.
[2026-05-23 18:20:45] [INFO ] Implicit Places using invariants in 91 ms returned []
[2026-05-23 18:20:45] [INFO ] Invariant cache hit.
[2026-05-23 18:20:45] [INFO ] State equation strengthened by 21 read => feed constraints.
[2026-05-23 18:20:45] [INFO ] Implicit Places using invariants and state equation in 226 ms returned []
Implicit Place search using SMT with State Equation took 320 ms to find 0 implicit places.
[2026-05-23 18:20:45] [INFO ] Redundant transitions in 2 ms returned []
Running 72 sub problems to find dead transitions.
[2026-05-23 18:20:45] [INFO ] Invariant cache hit.
[2026-05-23 18:20:45] [INFO ] State equation strengthened by 21 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 1/63 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 73/136 variables, 63/65 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/136 variables, 21/86 constraints. Problems are: Problem set: 0 solved, 72 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/136 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (OVERLAPS) 0/136 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Real declared 136/136 variables, and 86 constraints, problems are : Problem set: 0 solved, 72 unsolved in 3264 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 63/63 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 72 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (OVERLAPS) 1/63 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 73/136 variables, 63/65 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/136 variables, 21/86 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/136 variables, 72/158 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/136 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 8 (OVERLAPS) 0/136 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Int declared 136/136 variables, and 158 constraints, problems are : Problem set: 0 solved, 72 unsolved in 11991 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 63/63 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15456ms problems are : Problem set: 0 solved, 72 unsolved
Search for dead transitions found 0 dead transitions in 15469ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15849 ms. Remains : 63/63 places, 73/73 transitions.
RANDOM walk for 40000 steps (9211 resets) in 938 ms. (42 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (4111 resets) in 218 ms. (182 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (4068 resets) in 237 ms. (168 steps per ms) remains 2/2 properties
[2026-05-23 18:21:01] [INFO ] Flatten gal took : 143 ms
[2026-05-23 18:21:01] [INFO ] Flatten gal took : 59 ms
[2026-05-23 18:21:01] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16985146390812111874.gal : 51 ms
[2026-05-23 18:21:01] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16573710883863684423.prop : 2 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/ReachabilityCardinality16985146390812111874.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16573710883863684423.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/ReachabilityCardinality16573710883863684423.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 22
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :22 after 56
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :56 after 126
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :126 after 280
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :280 after 590
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :590 after 2628
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2628 after 11670
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :11670 after 52867
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :52867 after 170774
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :170774 after 501324
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :501324 after 1.7191e+06
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :1.7191e+06 after 4.97702e+06
Interrupted probabilistic random walk after 2332440 steps, run timeout after 3001 ms. (steps per millisecond=777 ) properties seen :1 out of 2
Probabilistic random walk after 2332440 steps, saw 932157 distinct states, run finished after 3006 ms. (steps per millisecond=775 ) properties seen :1
[2026-05-23 18:21:04] [INFO ] Invariant cache hit.
[2026-05-23 18:21:04] [INFO ] State equation strengthened by 21 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) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/64 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 5/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/64 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 36/100 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/100 variables, 24/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/100 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 5/105 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/105 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/105 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem MAX0 is UNSAT
After SMT solving in domain Real declared 136/136 variables, and 70 constraints, problems are : Problem set: 1 solved, 0 unsolved in 107 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 63/63 constraints, ReadFeed: 5/21 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 109ms problems are : Problem set: 1 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:[2] Max Struct:[26]
[2026-05-23 18:21:04] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[26]
RANDOM walk for 1000000 steps (229042 resets) in 1234 ms. (809 steps per ms)
BEST_FIRST walk for 1000000 steps (100899 resets) in 530 ms. (1883 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[26]
[2026-05-23 18:21:06] [INFO ] Invariant cache hit.
[2026-05-23 18:21:06] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 3 ms returned sat
[2026-05-23 18:21:06] [INFO ] [Real]Absence check using state equation in 55 ms returned sat
[2026-05-23 18:21:06] [INFO ] State equation strengthened by 21 read => feed constraints.
[2026-05-23 18:21:06] [INFO ] [Real]Added 21 Read/Feed constraints in 8 ms returned sat
[2026-05-23 18:21:06] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 18:21:06] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 4 ms returned sat
[2026-05-23 18:21:06] [INFO ] [Nat]Absence check using state equation in 84 ms returned sat
[2026-05-23 18:21:06] [INFO ] [Nat]Added 21 Read/Feed constraints in 11 ms returned sat
[2026-05-23 18:21:06] [INFO ] Computed and/alt/rep : 21/44/21 causal constraints (skipped 51 transitions) in 16 ms.
[2026-05-23 18:21:06] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 128 ms
[2026-05-23 18:21:06] [INFO ] Added : 14 causal constraints over 4 iterations in 227 ms. Result :sat
Minimization took 88 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[26]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[26]
Support contains 1 out of 63 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 73/73 transitions.
Applied a total of 0 rules in 10 ms. Remains 63 /63 variables (removed 0) and now considering 73/73 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 63/63 places, 73/73 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 73/73 transitions.
Applied a total of 0 rules in 9 ms. Remains 63 /63 variables (removed 0) and now considering 73/73 (removed 0) transitions.
[2026-05-23 18:21:07] [INFO ] Invariant cache hit.
[2026-05-23 18:21:07] [INFO ] Implicit Places using invariants in 138 ms returned []
[2026-05-23 18:21:07] [INFO ] Invariant cache hit.
[2026-05-23 18:21:07] [INFO ] State equation strengthened by 21 read => feed constraints.
[2026-05-23 18:21:07] [INFO ] Implicit Places using invariants and state equation in 207 ms returned []
Implicit Place search using SMT with State Equation took 347 ms to find 0 implicit places.
[2026-05-23 18:21:07] [INFO ] Redundant transitions in 2 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 366 ms. Remains : 63/63 places, 73/73 transitions.
[2026-05-23 18:21:07] [INFO ] Flatten gal took : 62 ms
[2026-05-23 18:21:07] [INFO ] Flatten gal took : 22 ms
RANDOM walk for 40000 steps (9236 resets) in 260 ms. (153 steps per ms) remains 2/2 properties
[2026-05-23 18:21:07] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3229053658352323861.gal : 11 ms
[2026-05-23 18:21:07] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8081229519528027357.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/ReachabilityCardinality3229053658352323861.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8081229519528027357.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality8081229519528027357.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 22
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :22 after 56
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :56 after 126
BEST_FIRST walk for 40002 steps (4040 resets) in 148 ms. (268 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :126 after 280
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :280 after 590
BEST_FIRST walk for 40001 steps (4176 resets) in 116 ms. (341 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :590 after 2628
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2628 after 11670
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :11670 after 52867
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :52867 after 170774
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :170774 after 501324
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :501324 after 1.7191e+06
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :1.7191e+06 after 4.97702e+06
Interrupted probabilistic random walk after 2190745 steps, run timeout after 3001 ms. (steps per millisecond=730 ) properties seen :1 out of 2
Probabilistic random walk after 2190745 steps, saw 872519 distinct states, run finished after 3001 ms. (steps per millisecond=730 ) properties seen :1
[2026-05-23 18:21:10] [INFO ] Invariant cache hit.
[2026-05-23 18:21:10] [INFO ] State equation strengthened by 21 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) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/64 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 5/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/64 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 36/100 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/100 variables, 24/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/100 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 5/105 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/105 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/105 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem MAX0 is UNSAT
After SMT solving in domain Real declared 136/136 variables, and 70 constraints, problems are : Problem set: 1 solved, 0 unsolved in 113 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 63/63 constraints, ReadFeed: 5/21 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 118ms problems are : Problem set: 1 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:[3] Max Struct:[25]
[2026-05-23 18:21:10] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[3] Max Struct:[25]
RANDOM walk for 1000000 steps (229019 resets) in 1139 ms. (877 steps per ms)
BEST_FIRST walk for 1000000 steps (101649 resets) in 683 ms. (1461 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[3] Max Struct:[25]
[2026-05-23 18:21:12] [INFO ] Invariant cache hit.
[2026-05-23 18:21:12] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2026-05-23 18:21:12] [INFO ] [Real]Absence check using state equation in 44 ms returned sat
[2026-05-23 18:21:12] [INFO ] State equation strengthened by 21 read => feed constraints.
[2026-05-23 18:21:12] [INFO ] [Real]Added 21 Read/Feed constraints in 8 ms returned sat
[2026-05-23 18:21:12] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 18:21:12] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2026-05-23 18:21:12] [INFO ] [Nat]Absence check using state equation in 48 ms returned sat
[2026-05-23 18:21:12] [INFO ] [Nat]Added 21 Read/Feed constraints in 8 ms returned sat
[2026-05-23 18:21:12] [INFO ] Computed and/alt/rep : 21/44/21 causal constraints (skipped 51 transitions) in 12 ms.
[2026-05-23 18:21:12] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 117 ms
[2026-05-23 18:21:12] [INFO ] Added : 19 causal constraints over 5 iterations in 232 ms. Result :sat
Minimization took 79 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[3] Max Struct:[25]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[3] Max Struct:[25]
Support contains 1 out of 63 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 73/73 transitions.
Applied a total of 0 rules in 15 ms. Remains 63 /63 variables (removed 0) and now considering 73/73 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 63/63 places, 73/73 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 73/73 transitions.
Applied a total of 0 rules in 8 ms. Remains 63 /63 variables (removed 0) and now considering 73/73 (removed 0) transitions.
[2026-05-23 18:21:13] [INFO ] Invariant cache hit.
[2026-05-23 18:21:13] [INFO ] Implicit Places using invariants in 107 ms returned []
[2026-05-23 18:21:13] [INFO ] Invariant cache hit.
[2026-05-23 18:21:13] [INFO ] State equation strengthened by 21 read => feed constraints.
[2026-05-23 18:21:13] [INFO ] Implicit Places using invariants and state equation in 233 ms returned []
Implicit Place search using SMT with State Equation took 355 ms to find 0 implicit places.
[2026-05-23 18:21:13] [INFO ] Redundant transitions in 2 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 381 ms. Remains : 63/63 places, 73/73 transitions.
RANDOM walk for 40000 steps (9226 resets) in 163 ms. (243 steps per ms) remains 2/2 properties
[2026-05-23 18:21:13] [INFO ] Flatten gal took : 66 ms
BEST_FIRST walk for 40002 steps (4099 resets) in 87 ms. (454 steps per ms) remains 2/2 properties
[2026-05-23 18:21:13] [INFO ] Flatten gal took : 30 ms
BEST_FIRST walk for 40002 steps (4082 resets) in 74 ms. (533 steps per ms) remains 2/2 properties
[2026-05-23 18:21:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6522723851057913800.gal : 7 ms
[2026-05-23 18:21:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9166960162679652761.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/ReachabilityCardinality6522723851057913800.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9166960162679652761.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality9166960162679652761.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 22
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :22 after 56
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :56 after 126
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :126 after 280
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :280 after 590
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :590 after 2628
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2628 after 11670
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :11670 after 52867
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :52867 after 170774
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :170774 after 501324
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :501324 after 1.7191e+06
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :1.7191e+06 after 4.97702e+06
Interrupted probabilistic random walk after 711299 steps, run timeout after 3001 ms. (steps per millisecond=237 ) properties seen :0 out of 2
Probabilistic random walk after 711299 steps, saw 283154 distinct states, run finished after 3001 ms. (steps per millisecond=237 ) properties seen :0
[2026-05-23 18:21:16] [INFO ] Invariant cache hit.
[2026-05-23 18:21:16] [INFO ] State equation strengthened by 21 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) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 60/64 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 5/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/64 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 36/100 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/100 variables, 24/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/100 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 5/105 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/105 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/105 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 12 (OVERLAPS) 31/136 variables, 30/70 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/136 variables, 16/86 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/136 variables, 0/86 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (OVERLAPS) 0/136 variables, 0/86 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 136/136 variables, and 86 constraints, problems are : Problem set: 1 solved, 1 unsolved in 144 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 63/63 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/64 variables, 6/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 5/12 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/64 variables, 1/13 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/64 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 36/100 variables, 1/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/100 variables, 24/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/100 variables, 0/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
At refinement iteration 10 (OVERLAPS) 5/105 variables, 1/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/105 variables, 2/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/105 variables, 0/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD size :4.97702e+06 after 1.67822e+07
At refinement iteration 13 (OVERLAPS) 31/136 variables, 30/71 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/136 variables, 16/87 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/136 variables, 0/87 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/136 variables, 0/87 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 136/136 variables, and 87 constraints, problems are : Problem set: 1 solved, 1 unsolved in 123 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 63/63 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 271ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 14 ms.
Support contains 1 out of 63 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 73/73 transitions.
Applied a total of 0 rules in 6 ms. Remains 63 /63 variables (removed 0) and now considering 73/73 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 63/63 places, 73/73 transitions.
RANDOM walk for 40000 steps (9142 resets) in 77 ms. (512 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (4105 resets) in 33 ms. (1176 steps per ms) remains 1/1 properties
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,2.56435e+07,4.38172,89536,2,15423,19,330650,8,0,330,391342,0
Total reachable state count : 25643484
Verifying 2 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
MAX0,0,4.38684,89536,1,0,19,330650,8,0,331,391342,0
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
MIN0,16118,4.38905,89536,2,2237,19,330650,8,0,332,391342,0
Finished probabilistic random walk after 1333268 steps, run visited all 1 properties in 1539 ms. (steps per millisecond=866 )
Probabilistic random walk after 1333268 steps, saw 535328 distinct states, run finished after 1545 ms. (steps per millisecond=862 ) properties seen :1
Current structural bounds on expressions (after reachability check) : Max Seen:[4] Max Struct:[24]
[2026-05-23 18:21:18] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[4] Max Struct:[24]
RANDOM walk for 1000000 steps (229529 resets) in 1248 ms. (800 steps per ms)
BEST_FIRST walk for 1000000 steps (101502 resets) in 468 ms. (2132 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[4] Max Struct:[24]
[2026-05-23 18:21:20] [INFO ] Invariant cache hit.
[2026-05-23 18:21:20] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 3 ms returned sat
[2026-05-23 18:21:20] [INFO ] [Real]Absence check using state equation in 49 ms returned sat
[2026-05-23 18:21:20] [INFO ] State equation strengthened by 21 read => feed constraints.
[2026-05-23 18:21:20] [INFO ] [Real]Added 21 Read/Feed constraints in 8 ms returned sat
[2026-05-23 18:21:20] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 18:21:20] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2026-05-23 18:21:20] [INFO ] [Nat]Absence check using state equation in 43 ms returned sat
[2026-05-23 18:21:20] [INFO ] [Nat]Added 21 Read/Feed constraints in 7 ms returned sat
[2026-05-23 18:21:20] [INFO ] Computed and/alt/rep : 21/44/21 causal constraints (skipped 51 transitions) in 16 ms.
[2026-05-23 18:21:20] [INFO ] Added : 9 causal constraints over 2 iterations in 56 ms. Result :sat
Minimization took 55 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[4] Max Struct:[24]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[4] Max Struct:[24]
Support contains 1 out of 63 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 73/73 transitions.
Applied a total of 0 rules in 9 ms. Remains 63 /63 variables (removed 0) and now considering 73/73 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 63/63 places, 73/73 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 73/73 transitions.
Applied a total of 0 rules in 9 ms. Remains 63 /63 variables (removed 0) and now considering 73/73 (removed 0) transitions.
[2026-05-23 18:21:20] [INFO ] Invariant cache hit.
[2026-05-23 18:21:20] [INFO ] Implicit Places using invariants in 87 ms returned []
[2026-05-23 18:21:20] [INFO ] Invariant cache hit.
[2026-05-23 18:21:20] [INFO ] State equation strengthened by 21 read => feed constraints.
[2026-05-23 18:21:20] [INFO ] Implicit Places using invariants and state equation in 236 ms returned []
Implicit Place search using SMT with State Equation took 326 ms to find 0 implicit places.
[2026-05-23 18:21:20] [INFO ] Redundant transitions in 2 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 345 ms. Remains : 63/63 places, 73/73 transitions.
[2026-05-23 18:21:20] [INFO ] Flatten gal took : 25 ms
[2026-05-23 18:21:21] [INFO ] Flatten gal took : 24 ms
[2026-05-23 18:21:21] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3426915291453225768.gal : 8 ms
RANDOM walk for 40000 steps (9167 resets) in 278 ms. (143 steps per ms) remains 2/2 properties
[2026-05-23 18:21:21] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3683900871265681319.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/ReachabilityCardinality3426915291453225768.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3683900871265681319.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality3683900871265681319.prop.
BEST_FIRST walk for 40003 steps (4052 resets) in 113 ms. (350 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 22
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :22 after 56
BEST_FIRST walk for 40002 steps (4020 resets) in 68 ms. (579 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :56 after 126
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :126 after 280
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :280 after 590
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :590 after 2628
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2628 after 11670
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :11670 after 52867
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :52867 after 170774
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :170774 after 501324
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :501324 after 1.7191e+06
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :1.7191e+06 after 4.97702e+06
Interrupted probabilistic random walk after 714896 steps, run timeout after 3001 ms. (steps per millisecond=238 ) properties seen :0 out of 2
Probabilistic random walk after 714896 steps, saw 284808 distinct states, run finished after 3001 ms. (steps per millisecond=238 ) properties seen :0
[2026-05-23 18:21:24] [INFO ] Invariant cache hit.
[2026-05-23 18:21:24] [INFO ] State equation strengthened by 21 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) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 60/64 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 5/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/64 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 36/100 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/100 variables, 24/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/100 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 5/105 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/105 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
At refinement iteration 11 (INCLUDED_ONLY) 0/105 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD size :4.97702e+06 after 1.67822e+07
Problem MAX0 is UNSAT
At refinement iteration 12 (OVERLAPS) 31/136 variables, 30/70 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/136 variables, 16/86 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/136 variables, 0/86 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (OVERLAPS) 0/136 variables, 0/86 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 136/136 variables, and 86 constraints, problems are : Problem set: 1 solved, 1 unsolved in 181 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 63/63 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/64 variables, 6/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 5/12 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/64 variables, 1/13 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/64 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 36/100 variables, 1/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/100 variables, 24/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/100 variables, 0/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 5/105 variables, 1/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/105 variables, 2/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/105 variables, 0/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 31/136 variables, 30/71 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/136 variables, 16/87 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/136 variables, 0/87 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/136 variables, 0/87 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 136/136 variables, and 87 constraints, problems are : Problem set: 1 solved, 1 unsolved in 172 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 63/63 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 373ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 18 ms.
Support contains 1 out of 63 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 73/73 transitions.
Applied a total of 0 rules in 9 ms. Remains 63 /63 variables (removed 0) and now considering 73/73 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 63/63 places, 73/73 transitions.
RANDOM walk for 40000 steps (9162 resets) in 87 ms. (454 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (4059 resets) in 35 ms. (1111 steps per ms) remains 1/1 properties
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,2.56435e+07,4.35566,89000,2,15423,19,330650,8,0,330,391342,0
Total reachable state count : 25643484
Verifying 2 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
MAX0,0,4.35724,89000,1,0,19,330650,8,0,331,391342,0
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
MIN0,3168,4.3587,89000,2,1239,19,330650,8,0,332,391342,0
Interrupted probabilistic random walk after 2384034 steps, run timeout after 3001 ms. (steps per millisecond=794 ) properties seen :0 out of 1
Probabilistic random walk after 2384034 steps, saw 952370 distinct states, run finished after 3001 ms. (steps per millisecond=794 ) properties seen :0
Current structural bounds on expressions (after reachability check) : Max Seen:[5] Max Struct:[23]
[2026-05-23 18:21:27] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[5] Max Struct:[23]
RANDOM walk for 1000000 steps (229134 resets) in 996 ms. (1003 steps per ms)
BEST_FIRST walk for 1000001 steps (101549 resets) in 640 ms. (1560 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[5] Max Struct:[23]
[2026-05-23 18:21:29] [INFO ] Invariant cache hit.
[2026-05-23 18:21:29] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2026-05-23 18:21:29] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2026-05-23 18:21:29] [INFO ] State equation strengthened by 21 read => feed constraints.
[2026-05-23 18:21:29] [INFO ] [Real]Added 21 Read/Feed constraints in 8 ms returned sat
[2026-05-23 18:21:29] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 18:21:29] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2026-05-23 18:21:29] [INFO ] [Nat]Absence check using state equation in 44 ms returned sat
[2026-05-23 18:21:29] [INFO ] [Nat]Added 21 Read/Feed constraints in 7 ms returned sat
[2026-05-23 18:21:29] [INFO ] Computed and/alt/rep : 21/44/21 causal constraints (skipped 51 transitions) in 11 ms.
[2026-05-23 18:21:29] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 103 ms
[2026-05-23 18:21:29] [INFO ] Added : 10 causal constraints over 2 iterations in 162 ms. Result :sat
Minimization took 80 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[5] Max Struct:[23]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5] Max Struct:[23]
Support contains 1 out of 63 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 73/73 transitions.
Applied a total of 0 rules in 6 ms. Remains 63 /63 variables (removed 0) and now considering 73/73 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 63/63 places, 73/73 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 73/73 transitions.
Applied a total of 0 rules in 5 ms. Remains 63 /63 variables (removed 0) and now considering 73/73 (removed 0) transitions.
[2026-05-23 18:21:29] [INFO ] Invariant cache hit.
[2026-05-23 18:21:29] [INFO ] Implicit Places using invariants in 99 ms returned []
[2026-05-23 18:21:29] [INFO ] Invariant cache hit.
[2026-05-23 18:21:29] [INFO ] State equation strengthened by 21 read => feed constraints.
[2026-05-23 18:21:29] [INFO ] Implicit Places using invariants and state equation in 170 ms returned []
Implicit Place search using SMT with State Equation took 273 ms to find 0 implicit places.
[2026-05-23 18:21:29] [INFO ] Redundant transitions in 2 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 285 ms. Remains : 63/63 places, 73/73 transitions.
[2026-05-23 18:21:29] [INFO ] Flatten gal took : 8 ms
[2026-05-23 18:21:29] [INFO ] Flatten gal took : 7 ms
[2026-05-23 18:21:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8497833601999696993.gal : 2 ms
[2026-05-23 18:21:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9705651857999332862.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/ReachabilityCardinality8497833601999696993.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9705651857999332862.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality9705651857999332862.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 22
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :22 after 56
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :56 after 126
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :126 after 280
RANDOM walk for 40000 steps (9076 resets) in 153 ms. (259 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :280 after 590
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :590 after 2628
BEST_FIRST walk for 40002 steps (4053 resets) in 86 ms. (459 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (4136 resets) in 51 ms. (769 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2628 after 11670
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :11670 after 52867
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :52867 after 170774
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :170774 after 501324
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :501324 after 1.7191e+06
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :1.7191e+06 after 4.97702e+06
Interrupted probabilistic random walk after 968902 steps, run timeout after 3001 ms. (steps per millisecond=322 ) properties seen :0 out of 2
Probabilistic random walk after 968902 steps, saw 394813 distinct states, run finished after 3001 ms. (steps per millisecond=322 ) properties seen :0
[2026-05-23 18:21:33] [INFO ] Invariant cache hit.
[2026-05-23 18:21:33] [INFO ] State equation strengthened by 21 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) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 60/64 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 5/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/64 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 36/100 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/100 variables, 24/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/100 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 5/105 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/105 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/105 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 12 (OVERLAPS) 31/136 variables, 30/70 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/136 variables, 16/86 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/136 variables, 0/86 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (OVERLAPS) 0/136 variables, 0/86 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 136/136 variables, and 86 constraints, problems are : Problem set: 1 solved, 1 unsolved in 170 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 63/63 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/64 variables, 6/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 5/12 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/64 variables, 1/13 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/64 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 36/100 variables, 1/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/100 variables, 24/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
At refinement iteration 9 (INCLUDED_ONLY) 0/100 variables, 0/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 5/105 variables, 1/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/105 variables, 2/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD size :4.97702e+06 after 1.67822e+07
At refinement iteration 12 (INCLUDED_ONLY) 0/105 variables, 0/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 31/136 variables, 30/71 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/136 variables, 16/87 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/136 variables, 0/87 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/136 variables, 0/87 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 136/136 variables, and 87 constraints, problems are : Problem set: 1 solved, 1 unsolved in 167 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 63/63 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 341ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 22 ms.
Support contains 1 out of 63 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 73/73 transitions.
Applied a total of 0 rules in 6 ms. Remains 63 /63 variables (removed 0) and now considering 73/73 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 63/63 places, 73/73 transitions.
RANDOM walk for 40000 steps (9148 resets) in 124 ms. (320 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (4001 resets) in 70 ms. (563 steps per ms) remains 1/1 properties
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,2.56435e+07,4.58864,88292,2,15423,19,330650,8,0,330,391342,0
Total reachable state count : 25643484
Verifying 2 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
MAX0,0,4.59035,88292,1,0,19,330650,8,0,331,391342,0
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
MIN0,98,4.59145,88292,2,207,19,330650,8,0,332,391342,0
Interrupted probabilistic random walk after 2419805 steps, run timeout after 3001 ms. (steps per millisecond=806 ) properties seen :0 out of 1
Probabilistic random walk after 2419805 steps, saw 966886 distinct states, run finished after 3001 ms. (steps per millisecond=806 ) properties seen :0
Current structural bounds on expressions (after reachability check) : Max Seen:[6] Max Struct:[22]
[2026-05-23 18:21:36] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[6] Max Struct:[22]
RANDOM walk for 1000000 steps (229098 resets) in 915 ms. (1091 steps per ms)
BEST_FIRST walk for 1000000 steps (101187 resets) in 459 ms. (2173 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[6] Max Struct:[22]
[2026-05-23 18:21:37] [INFO ] Invariant cache hit.
[2026-05-23 18:21:37] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 3 ms returned sat
[2026-05-23 18:21:37] [INFO ] [Real]Absence check using state equation in 54 ms returned sat
[2026-05-23 18:21:37] [INFO ] State equation strengthened by 21 read => feed constraints.
[2026-05-23 18:21:37] [INFO ] [Real]Added 21 Read/Feed constraints in 8 ms returned sat
[2026-05-23 18:21:37] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 18:21:38] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2026-05-23 18:21:38] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2026-05-23 18:21:38] [INFO ] [Nat]Added 21 Read/Feed constraints in 4 ms returned sat
[2026-05-23 18:21:38] [INFO ] Computed and/alt/rep : 21/44/21 causal constraints (skipped 51 transitions) in 8 ms.
[2026-05-23 18:21:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 88 ms
[2026-05-23 18:21:38] [INFO ] Added : 10 causal constraints over 3 iterations in 136 ms. Result :sat
Minimization took 44 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[6] Max Struct:[22]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[6] Max Struct:[22]
Support contains 1 out of 63 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 73/73 transitions.
Applied a total of 0 rules in 4 ms. Remains 63 /63 variables (removed 0) and now considering 73/73 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 63/63 places, 73/73 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 73/73 transitions.
Applied a total of 0 rules in 8 ms. Remains 63 /63 variables (removed 0) and now considering 73/73 (removed 0) transitions.
[2026-05-23 18:21:38] [INFO ] Invariant cache hit.
[2026-05-23 18:21:38] [INFO ] Implicit Places using invariants in 78 ms returned []
[2026-05-23 18:21:38] [INFO ] Invariant cache hit.
[2026-05-23 18:21:38] [INFO ] State equation strengthened by 21 read => feed constraints.
[2026-05-23 18:21:38] [INFO ] Implicit Places using invariants and state equation in 181 ms returned []
Implicit Place search using SMT with State Equation took 261 ms to find 0 implicit places.
[2026-05-23 18:21:38] [INFO ] Redundant transitions in 2 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 279 ms. Remains : 63/63 places, 73/73 transitions.
[2026-05-23 18:21:38] [INFO ] Flatten gal took : 6 ms
[2026-05-23 18:21:38] [INFO ] Flatten gal took : 9 ms
[2026-05-23 18:21:38] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2354634355057282099.gal : 1 ms
[2026-05-23 18:21:38] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality654339643079646084.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/ReachabilityCardinality2354634355057282099.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality654339643079646084.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...327
Loading property file /tmp/ReachabilityCardinality654339643079646084.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 22
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :22 after 56
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :56 after 126
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :126 after 280
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :280 after 590
RANDOM walk for 40000 steps (9159 resets) in 270 ms. (147 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :590 after 2628
BEST_FIRST walk for 40003 steps (4154 resets) in 98 ms. (404 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (4051 resets) in 80 ms. (493 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2628 after 11670
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :11670 after 52867
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :52867 after 170774
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :170774 after 501324
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :501324 after 1.7191e+06
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :1.7191e+06 after 4.97702e+06
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :4.97702e+06 after 1.67822e+07
Interrupted probabilistic random walk after 954118 steps, run timeout after 3001 ms. (steps per millisecond=317 ) properties seen :0 out of 2
Probabilistic random walk after 954118 steps, saw 389461 distinct states, run finished after 3001 ms. (steps per millisecond=317 ) properties seen :0
[2026-05-23 18:21:41] [INFO ] Invariant cache hit.
[2026-05-23 18:21:41] [INFO ] State equation strengthened by 21 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) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 60/64 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 5/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/64 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 36/100 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/100 variables, 24/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/100 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 5/105 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/105 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/105 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 12 (OVERLAPS) 31/136 variables, 30/70 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/136 variables, 16/86 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/136 variables, 0/86 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (OVERLAPS) 0/136 variables, 0/86 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 136/136 variables, and 86 constraints, problems are : Problem set: 1 solved, 1 unsolved in 189 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 63/63 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/64 variables, 6/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 5/12 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/64 variables, 1/13 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/64 variables, 0/13 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 36/100 variables, 1/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/100 variables, 24/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/100 variables, 0/38 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 5/105 variables, 1/39 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/105 variables, 2/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/105 variables, 0/41 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 31/136 variables, 30/71 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/136 variables, 16/87 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/136 variables, 0/87 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/136 variables, 0/87 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 136/136 variables, and 87 constraints, problems are : Problem set: 1 solved, 1 unsolved in 175 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 63/63 constraints, ReadFeed: 21/21 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 368ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 24 ms.
Support contains 1 out of 63 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 73/73 transitions.
Applied a total of 0 rules in 5 ms. Remains 63 /63 variables (removed 0) and now considering 73/73 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 63/63 places, 73/73 transitions.
RANDOM walk for 40000 steps (9113 resets) in 108 ms. (366 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40000 steps (4114 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
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,2.56435e+07,4.27356,88696,2,15423,19,330650,8,0,330,391342,0
Total reachable state count : 25643484
Verifying 2 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
MAX0,0,4.27603,88696,1,0,19,330650,8,0,331,391342,0
Invariant property MIN0 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
MIN0,0,4.27745,88696,1,0,19,330650,8,0,331,391342,0
Interrupted probabilistic random walk after 2334180 steps, run timeout after 3001 ms. (steps per millisecond=777 ) properties seen :0 out of 1
Probabilistic random walk after 2334180 steps, saw 932884 distinct states, run finished after 3001 ms. (steps per millisecond=777 ) properties seen :0
FORMULA DBSingleClientW-PT-d0m09-UpperBounds-02 6 TECHNIQUES REACHABILITY_MIN
Current structural bounds on expressions (after reachability check) : Max Seen:[] Max Struct:[]
[2026-05-23 18:21:45] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[] Max Struct:[]
RANDOM walk for 1000000 steps (228809 resets) in 926 ms. (1078 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 68483 ms.
BK_STOP 1779560506136
--------------------
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-d0m09"
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-d0m09, 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-177946993500125"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DBSingleClientW-PT-d0m09.tgz
mv DBSingleClientW-PT-d0m09 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 ;