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.r034-tall-177946841900277.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 BridgeAndVehicles-PT-V80P20N10, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r034-tall-177946841900277
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 8.1M
-rw-r--r-- 1 mcc users 23K Mar 5 08:24 CTLCardinality.txt
-rw-r--r-- 1 mcc users 131K Mar 5 08:24 CTLCardinality.xml
-rw-r--r-- 1 mcc users 348K Mar 5 08:24 CTLFireability.txt
-rw-r--r-- 1 mcc users 1.4M Mar 5 08:24 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 17K Mar 15 07:36 LTLCardinality.txt
-rw-r--r-- 1 mcc users 61K Mar 15 07:36 LTLCardinality.xml
-rw-r--r-- 1 mcc users 139K Mar 15 07:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 406K Mar 15 07:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 53K Mar 5 08:25 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 267K Mar 5 08:25 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 757K Mar 5 08:25 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 2.9M Mar 5 08:25 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 3.4K Mar 15 07:36 UpperBounds.txt
-rw-r--r-- 1 mcc users 7.3K Mar 15 07:36 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 10 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 1.7M 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 BridgeAndVehicles-PT-V80P20N10-UpperBounds-00
FORMULA_NAME BridgeAndVehicles-PT-V80P20N10-UpperBounds-01
FORMULA_NAME BridgeAndVehicles-PT-V80P20N10-UpperBounds-02
FORMULA_NAME BridgeAndVehicles-PT-V80P20N10-UpperBounds-03
FORMULA_NAME BridgeAndVehicles-PT-V80P20N10-UpperBounds-04
FORMULA_NAME BridgeAndVehicles-PT-V80P20N10-UpperBounds-05
FORMULA_NAME BridgeAndVehicles-PT-V80P20N10-UpperBounds-06
FORMULA_NAME BridgeAndVehicles-PT-V80P20N10-UpperBounds-07
FORMULA_NAME BridgeAndVehicles-PT-V80P20N10-UpperBounds-08
FORMULA_NAME BridgeAndVehicles-PT-V80P20N10-UpperBounds-09
FORMULA_NAME BridgeAndVehicles-PT-V80P20N10-UpperBounds-10
FORMULA_NAME BridgeAndVehicles-PT-V80P20N10-UpperBounds-11
FORMULA_NAME BridgeAndVehicles-PT-V80P20N10-UpperBounds-12
FORMULA_NAME BridgeAndVehicles-PT-V80P20N10-UpperBounds-13
FORMULA_NAME BridgeAndVehicles-PT-V80P20N10-UpperBounds-14
FORMULA_NAME BridgeAndVehicles-PT-V80P20N10-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779562635918

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-PT-V80P20N10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202604301425
[2026-05-23 18:57:17] [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 18:57:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 18:57:17] [INFO ] Load time of PNML (sax parser for PT used): 166 ms
[2026-05-23 18:57:17] [INFO ] Transformed 188 places.
[2026-05-23 18:57:17] [INFO ] Transformed 2108 transitions.
[2026-05-23 18:57:17] [INFO ] Parsed PT model containing 188 places and 2108 transitions and 15950 arcs in 273 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 ms.
Reduction of identical properties reduced properties to check from 16 to 13
FORMULA BridgeAndVehicles-PT-V80P20N10-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V80P20N10-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Initially) : Max Seen:[20, 0, 80, 0, 0, 0, 80, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[20, 0, 80, 0, 0, 0, 80, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10489348621674857049.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12697404027034751655.kers'
[2026-05-23 18:57:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10489348621674857049.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12697404027034751655.kers]
Normalized transition count is 370 out of 2108 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 370 rows 188 cols 1950 entries
Finished phase 1 with 21 SingleSign rule and 160 generalized
[2026-05-23 18:57:17] [INFO ] Computed 7 invariants in 4 ms
Computed 7 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-12697404027034751655.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[20, 0, 80, 0, 0, 0, 80, 0, 0, 0, 0] Max Struct:[20, 80, 80, 80, 80, 20, 80, 1, 1, 1, 1]
FORMULA BridgeAndVehicles-PT-V80P20N10-UpperBounds-09 80 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V80P20N10-UpperBounds-10 80 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V80P20N10-UpperBounds-03 80 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V80P20N10-UpperBounds-01 20 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 10000 steps (14 resets) in 242 ms. (41 steps per ms)
FORMULA BridgeAndVehicles-PT-V80P20N10-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BridgeAndVehicles-PT-V80P20N10-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BridgeAndVehicles-PT-V80P20N10-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BridgeAndVehicles-PT-V80P20N10-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BridgeAndVehicles-PT-V80P20N10-UpperBounds-07 80 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BridgeAndVehicles-PT-V80P20N10-UpperBounds-04 80 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BridgeAndVehicles-PT-V80P20N10-UpperBounds-06 80 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BridgeAndVehicles-PT-V80P20N10-UpperBounds-14 80 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BridgeAndVehicles-PT-V80P20N10-UpperBounds-02 80 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 20001 steps (12 resets) in 71 ms. (277 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[8] Max Struct:[20]
[2026-05-23 18:57:17] [INFO ] Flow matrix only has 370 transitions (discarded 1738 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6140397942858278012.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15426318783618526158.kers'
[2026-05-23 18:57:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6140397942858278012.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15426318783618526158.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 370 rows 188 cols 1950 entries
Finished phase 1 with 21 SingleSign rule and 160 generalized
[2026-05-23 18:57:17] [INFO ] Computed 7 invariants in 2 ms
Computed 7 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-15426318783618526158.kers
Total runtime 2 ms.
[2026-05-23 18:57:18] [INFO ] [Real]Absence check using 7 positive place invariants in 8 ms returned sat
[2026-05-23 18:57:18] [INFO ] [Real]Absence check using state equation in 127 ms returned sat
[2026-05-23 18:57:18] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-23 18:57:18] [INFO ] [Real]Added 22 Read/Feed constraints in 24 ms returned sat
[2026-05-23 18:57:18] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 18:57:18] [INFO ] [Nat]Absence check using 7 positive place invariants in 4 ms returned sat
[2026-05-23 18:57:18] [INFO ] [Nat]Absence check using state equation in 93 ms returned sat
[2026-05-23 18:57:18] [INFO ] [Nat]Added 22 Read/Feed constraints in 61 ms returned sat
[2026-05-23 18:57:18] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 344 ms
[2026-05-23 18:57:18] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 197 transitions) in 88 ms.
[2026-05-23 18:57:19] [INFO ] Added : 12 causal constraints over 10 iterations in 458 ms. Result :sat
Minimization took 225 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[8] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[8] Max Struct:[20]
Support contains 1 out of 188 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 188/188 places, 2108/2108 transitions.
Graph (complete) has 1882 edges and 188 vertex of which 186 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.9 ms
Discarding 2 places :
Also discarding 0 output transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 185 transition count 2107
Applied a total of 3 rules in 336 ms. Remains 185 /188 variables (removed 3) and now considering 2107/2108 (removed 1) transitions.
Running 2104 sub problems to find dead transitions.
[2026-05-23 18:57:20] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17100051739390869705.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9511921833483299997.kers'
[2026-05-23 18:57:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17100051739390869705.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9511921833483299997.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 369 rows 184 cols 1705 entries
Finished phase 1 with 180 SingleSign rule and 0 generalized
[2026-05-23 18:57:20] [INFO ] Computed 5 invariants in 1 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-9511921833483299997.kers
Total runtime 2 ms.
[2026-05-23 18:57:20] [INFO ] State equation strengthened by 22 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
At refinement iteration 0 (INCLUDED_ONLY) 0/185 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 185/554 variables, and 6 constraints, problems are : Problem set: 0 solved, 2104 unsolved in 20059 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/185 constraints, ReadFeed: 0/22 constraints, PredecessorRefiner: 2104/181 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2104 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/185 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/185 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 185/554 variables, and 6 constraints, problems are : Problem set: 0 solved, 2104 unsolved in 20034 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/185 constraints, ReadFeed: 0/22 constraints, PredecessorRefiner: 1923/181 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 42082ms problems are : Problem set: 0 solved, 2104 unsolved
Search for dead transitions found 0 dead transitions in 42687ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43056 ms. Remains : 185/188 places, 2107/2108 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18078655171106827316.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7449603056885751522.kers'
[2026-05-23 18:58:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18078655171106827316.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7449603056885751522.kers]
Normalized transition count is 369 out of 2107 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 369 rows 184 cols 1705 entries
Finished phase 1 with 180 SingleSign rule and 0 generalized
[2026-05-23 18:58:02] [INFO ] Computed 5 invariants in 3 ms
Computed 5 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-7449603056885751522.kers
Total runtime 5 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[8] Max Struct:[20]
RANDOM walk for 1000000 steps (1643 resets) in 7235 ms. (138 steps per ms)
BEST_FIRST walk for 1000000 steps (671 resets) in 2781 ms. (359 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[10] Max Struct:[20]
[2026-05-23 18:58:12] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11068686502757309707.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14927051273517960276.kers'
[2026-05-23 18:58:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11068686502757309707.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14927051273517960276.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 369 rows 184 cols 1705 entries
Finished phase 1 with 180 SingleSign rule and 0 generalized
[2026-05-23 18:58:12] [INFO ] Computed 5 invariants in 1 ms
Computed 5 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-14927051273517960276.kers
Total runtime 3 ms.
[2026-05-23 18:58:12] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2026-05-23 18:58:13] [INFO ] [Real]Absence check using state equation in 88 ms returned sat
[2026-05-23 18:58:13] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 18:58:13] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2026-05-23 18:58:13] [INFO ] [Nat]Absence check using state equation in 74 ms returned sat
[2026-05-23 18:58:13] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-23 18:58:13] [INFO ] [Nat]Added 22 Read/Feed constraints in 72 ms returned sat
[2026-05-23 18:58:13] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 312 ms
[2026-05-23 18:58:13] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 196 transitions) in 84 ms.
[2026-05-23 18:58:14] [INFO ] Added : 11 causal constraints over 10 iterations in 645 ms. Result :sat
Minimization took 268 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[10] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[10] Max Struct:[20]
Support contains 1 out of 185 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 185/185 places, 2107/2107 transitions.
Applied a total of 0 rules in 157 ms. Remains 185 /185 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 173 ms. Remains : 185/185 places, 2107/2107 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 185/185 places, 2107/2107 transitions.
Applied a total of 0 rules in 237 ms. Remains 185 /185 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2026-05-23 18:58:15] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2026-05-23 18:58:15] [INFO ] Invariant cache hit.
[2026-05-23 18:58:16] [INFO ] Implicit Places using invariants in 494 ms returned []
[2026-05-23 18:58:16] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2026-05-23 18:58:16] [INFO ] Invariant cache hit.
[2026-05-23 18:58:16] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-23 18:58:18] [INFO ] Implicit Places using invariants and state equation in 2281 ms returned [82, 167]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 2797 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 183/185 places, 2107/2107 transitions.
Applied a total of 0 rules in 126 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 3176 ms. Remains : 183/185 places, 2107/2107 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4193223258663379162.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8011500390626766009.kers'
[2026-05-23 18:58:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4193223258663379162.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8011500390626766009.kers]
Normalized transition count is 369 out of 2107 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 369 rows 182 cols 1383 entries
Finished phase 1 with 178 SingleSign rule and 0 generalized
[2026-05-23 18:58:18] [INFO ] Computed 5 invariants in 5 ms
Computed 5 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-8011500390626766009.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[10] Max Struct:[20]
RANDOM walk for 1000000 steps (1643 resets) in 6304 ms. (158 steps per ms)
BEST_FIRST walk for 1000000 steps (670 resets) in 2449 ms. (408 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[10] Max Struct:[20]
[2026-05-23 18:58:27] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5049569699096806514.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1029200369294091924.kers'
[2026-05-23 18:58:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5049569699096806514.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1029200369294091924.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 369 rows 182 cols 1383 entries
Finished phase 1 with 178 SingleSign rule and 0 generalized
[2026-05-23 18:58:27] [INFO ] Computed 5 invariants in 1 ms
Computed 5 P flows in 14 ms.
Exported basis to /tmp/petrispot-output-1029200369294091924.kers
Total runtime 14 ms.
[2026-05-23 18:58:27] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2026-05-23 18:58:27] [INFO ] [Real]Absence check using state equation in 82 ms returned sat
[2026-05-23 18:58:27] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-23 18:58:27] [INFO ] [Real]Added 22 Read/Feed constraints in 17 ms returned sat
[2026-05-23 18:58:27] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 18:58:27] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2026-05-23 18:58:27] [INFO ] [Nat]Absence check using state equation in 108 ms returned sat
[2026-05-23 18:58:27] [INFO ] [Nat]Added 22 Read/Feed constraints in 32 ms returned sat
[2026-05-23 18:58:27] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 196 transitions) in 52 ms.
[2026-05-23 18:58:27] [INFO ] Added : 6 causal constraints over 5 iterations in 283 ms. Result :sat
Minimization took 139 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[10] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[10] Max Struct:[20]
Support contains 1 out of 183 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 183/183 places, 2107/2107 transitions.
Applied a total of 0 rules in 123 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 123 ms. Remains : 183/183 places, 2107/2107 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 183/183 places, 2107/2107 transitions.
Applied a total of 0 rules in 131 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2026-05-23 18:58:28] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2026-05-23 18:58:28] [INFO ] Invariant cache hit.
[2026-05-23 18:58:28] [INFO ] Implicit Places using invariants in 385 ms returned []
[2026-05-23 18:58:28] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2026-05-23 18:58:28] [INFO ] Invariant cache hit.
[2026-05-23 18:58:28] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-23 18:58:29] [INFO ] Implicit Places using invariants and state equation in 979 ms returned []
Implicit Place search using SMT with State Equation took 1366 ms to find 0 implicit places.
[2026-05-23 18:58:29] [INFO ] Redundant transitions in 108 ms returned []
Running 2104 sub problems to find dead transitions.
[2026-05-23 18:58:29] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2026-05-23 18:58:29] [INFO ] Invariant cache hit.
[2026-05-23 18:58:29] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
SMT process timed out in 31718ms, After SMT, problems are : Problem set: 0 solved, 2104 unsolved
Search for dead transitions found 0 dead transitions in 31724ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33346 ms. Remains : 183/183 places, 2107/2107 transitions.
RANDOM walk for 40000 steps (64 resets) in 979 ms. (40 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40008 steps (24 resets) in 391 ms. (102 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (24 resets) in 376 ms. (106 steps per ms) remains 2/2 properties
[2026-05-23 18:59:02] [INFO ] Flatten gal took : 315 ms
[2026-05-23 18:59:02] [INFO ] Flatten gal took : 149 ms
[2026-05-23 18:59:02] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6161230380853985449.gal : 59 ms
[2026-05-23 18:59:02] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12139085470460974759.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/ReachabilityCardinality6161230380853985449.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12139085470460974759.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality12139085470460974759.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2 after 6
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :6 after 20
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :20 after 56
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :56 after 159
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :159 after 565
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :565 after 566
Interrupted probabilistic random walk after 256411 steps, run timeout after 3001 ms. (steps per millisecond=85 ) properties seen :0 out of 2
Probabilistic random walk after 256411 steps, saw 75002 distinct states, run finished after 3005 ms. (steps per millisecond=85 ) properties seen :0
[2026-05-23 18:59:05] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2026-05-23 18:59:05] [INFO ] Invariant cache hit.
[2026-05-23 18:59:05] [INFO ] State equation strengthened by 22 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) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 81/83 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 187/270 variables, 83/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/270 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/270 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 4/274 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/274 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/274 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 115/389 variables, 16/105 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/389 variables, 1/106 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/389 variables, 11/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/389 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 162/551 variables, 81/198 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/551 variables, 1/199 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/551 variables, 11/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/551 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 1/552 variables, 1/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/552 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 21 (OVERLAPS) 0/552 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 552/552 variables, and 211 constraints, problems are : Problem set: 0 solved, 2 unsolved in 611 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 183/183 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 81/83 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 187/270 variables, 83/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/270 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/270 variables, 2/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/270 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 4/274 variables, 1/90 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/274 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/274 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 115/389 variables, 16/107 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/389 variables, 1/108 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/389 variables, 11/119 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/389 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :566 after 2030
At refinement iteration 16 (OVERLAPS) 162/551 variables, 81/200 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/551 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/551 variables, 11/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/551 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 1/552 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/552 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 0/552 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 552/552 variables, and 213 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4247 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 183/183 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4873ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 153 ms.
Support contains 1 out of 183 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 183/183 places, 2107/2107 transitions.
Applied a total of 0 rules in 123 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 124 ms. Remains : 183/183 places, 2107/2107 transitions.
RANDOM walk for 40000 steps (64 resets) in 629 ms. (63 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40009 steps (24 resets) in 234 ms. (170 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (24 resets) in 280 ms. (142 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2030 after 6535
Interrupted probabilistic random walk after 280731 steps, run timeout after 3001 ms. (steps per millisecond=93 ) properties seen :0 out of 2
Probabilistic random walk after 280731 steps, saw 82607 distinct states, run finished after 3001 ms. (steps per millisecond=93 ) properties seen :0
[2026-05-23 18:59:13] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2026-05-23 18:59:13] [INFO ] Invariant cache hit.
[2026-05-23 18:59:13] [INFO ] State equation strengthened by 22 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) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 81/83 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 187/270 variables, 83/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/270 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/270 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 4/274 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/274 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/274 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 115/389 variables, 16/105 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/389 variables, 1/106 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/389 variables, 11/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/389 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 162/551 variables, 81/198 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/551 variables, 1/199 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/551 variables, 11/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/551 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 1/552 variables, 1/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/552 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 21 (OVERLAPS) 0/552 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 552/552 variables, and 211 constraints, problems are : Problem set: 0 solved, 2 unsolved in 564 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 183/183 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 81/83 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 187/270 variables, 83/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/270 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/270 variables, 2/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/270 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 4/274 variables, 1/90 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/274 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/274 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 115/389 variables, 16/107 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/389 variables, 1/108 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/389 variables, 11/119 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/389 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 162/551 variables, 81/200 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :16116 after 16773
At refinement iteration 17 (INCLUDED_ONLY) 0/551 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/551 variables, 11/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/551 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 1/552 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/552 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 0/552 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 552/552 variables, and 213 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4113 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 183/183 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4688ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 139 ms.
Support contains 1 out of 183 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 183/183 places, 2107/2107 transitions.
Applied a total of 0 rules in 120 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 120 ms. Remains : 183/183 places, 2107/2107 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 183/183 places, 2107/2107 transitions.
Applied a total of 0 rules in 122 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2026-05-23 18:59:18] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2026-05-23 18:59:18] [INFO ] Invariant cache hit.
[2026-05-23 18:59:19] [INFO ] Implicit Places using invariants in 423 ms returned []
[2026-05-23 18:59:19] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2026-05-23 18:59:19] [INFO ] Invariant cache hit.
[2026-05-23 18:59:19] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-23 18:59:20] [INFO ] Implicit Places using invariants and state equation in 905 ms returned []
Implicit Place search using SMT with State Equation took 1331 ms to find 0 implicit places.
[2026-05-23 18:59:20] [INFO ] Redundant transitions in 94 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1559 ms. Remains : 183/183 places, 2107/2107 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 1738 transitions
Reduce isomorphic transitions removed 1738 transitions.
Iterating post reduction 0 with 1738 rules applied. Total rules applied 1738 place count 183 transition count 369
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 1742 place count 181 transition count 367
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 1 with 2 rules applied. Total rules applied 1744 place count 181 transition count 365
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 1746 place count 179 transition count 365
Applied a total of 1746 rules in 21 ms. Remains 179 /183 variables (removed 4) and now considering 365/2107 (removed 1742) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5208468876738918352.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10310404087113637528.kers'
[2026-05-23 18:59:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5208468876738918352.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10310404087113637528.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 365 rows 178 cols 1371 entries
Finished phase 1 with 174 SingleSign rule and 0 generalized
[2026-05-23 18:59:20] [INFO ] Computed 5 invariants in 1 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-10310404087113637528.kers
Total runtime 1 ms.
[2026-05-23 18:59:20] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2026-05-23 18:59:20] [INFO ] After 358ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-23 18:59:20] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2026-05-23 18:59:20] [INFO ] After 200ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2026-05-23 18:59:20] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-23 18:59:20] [INFO ] After 106ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-23 18:59:21] [INFO ] After 251ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-23 18:59:21] [INFO ] After 591ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-23 18:59:21] [INFO ] Flatten gal took : 17 ms
[2026-05-23 18:59:21] [INFO ] Flatten gal took : 15 ms
[2026-05-23 18:59:21] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9642247692711129873.gal : 4 ms
[2026-05-23 18:59:21] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9625071958463736074.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/ReachabilityCardinality9642247692711129873.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9625071958463736074.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/ReachabilityCardinality9625071958463736074.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2 after 6
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :6 after 12
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :12 after 20
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :20 after 30
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :30 after 71
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :71 after 971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :971 after 3408
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :3408 after 3692
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3692 after 4026
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4026 after 6871
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :6871 after 49057
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :16773 after 18054
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :49057 after 138277
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,7.53813e+09,4.64645,144528,2,12471,18,401135,8,0,1091,282012,0
Total reachable state count : 7538126400

Verifying 2 reachability properties.
Reachability property MAX0 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX0,278880,4.649,144528,2,6533,18,401135,8,0,1093,282012,0
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
MIN0,278880,4.65094,144528,2,6533,18,401135,8,0,1094,282012,0
Over-approximation ignoring read arcs solved 0 properties in 5702 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-23 18:59:26] [INFO ] Flatten gal took : 60 ms
[2026-05-23 18:59:26] [INFO ] Applying decomposition
[2026-05-23 18:59:26] [INFO ] Flatten gal took : 55 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph5677427656192460696.txt' '-o' '/tmp/graph5677427656192460696.bin' '-w' '/tmp/graph5677427656192460696.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph5677427656192460696.bin' '-l' '-1' '-v' '-w' '/tmp/graph5677427656192460696.weights' '-q' '0' '-e' '0.001'
[2026-05-23 18:59:26] [INFO ] Decomposing Gal with order
[2026-05-23 18:59:26] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 18:59:27] [INFO ] Removed a total of 3713 redundant transitions.
[2026-05-23 18:59:27] [INFO ] Flatten gal took : 788 ms
[2026-05-23 18:59:27] [INFO ] Fuse similar labels procedure discarded/fused a total of 437 labels/synchronizations in 35 ms.
[2026-05-23 18:59:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality362756595356302692.gal : 5 ms
[2026-05-23 18:59:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13768156153476468116.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/ReachabilityCardinality362756595356302692.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13768156153476468116.prop' '--nowitness'

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 ...307
Loading property file /tmp/ReachabilityCardinality13768156153476468116.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 22
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :22 after 47
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :47 after 92
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :92 after 177
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :177 after 342
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :342 after 452
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :452 after 565
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :565 after 12985
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :12985 after 20325
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :20325 after 65604
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :65604 after 149037
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :149037 after 314216
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :1.00821e+06 after 1.69684e+06
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :4.15835e+06 after 4.39186e+06
Detected timeout of ITS tools.
Starting property specific reduction for BridgeAndVehicles-PT-V80P20N10-UpperBounds-08
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[20]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[20]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15231055231517695973.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3671786494177345052.kers'
[2026-05-23 19:00:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15231055231517695973.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3671786494177345052.kers]
Normalized transition count is 369 out of 2107 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 369 rows 182 cols 1383 entries
Finished phase 1 with 178 SingleSign rule and 0 generalized
[2026-05-23 19:00:17] [INFO ] Computed 5 invariants in 2 ms
Computed 5 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-3671786494177345052.kers
Total runtime 5 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[20]
RANDOM walk for 10000 steps (16 resets) in 69 ms. (142 steps per ms)
BEST_FIRST walk for 10000 steps (6 resets) in 26 ms. (370 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[10] Max Struct:[20]
[2026-05-23 19:00:17] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7382119306747398074.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9650583599628605173.kers'
[2026-05-23 19:00:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7382119306747398074.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9650583599628605173.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 369 rows 182 cols 1383 entries
Finished phase 1 with 178 SingleSign rule and 0 generalized
[2026-05-23 19:00:17] [INFO ] Computed 5 invariants in 1 ms
Computed 5 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-9650583599628605173.kers
Total runtime 8 ms.
[2026-05-23 19:00:17] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2026-05-23 19:00:17] [INFO ] [Real]Absence check using state equation in 79 ms returned sat
[2026-05-23 19:00:17] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-23 19:00:17] [INFO ] [Real]Added 22 Read/Feed constraints in 19 ms returned sat
[2026-05-23 19:00:17] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 19:00:17] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2026-05-23 19:00:17] [INFO ] [Nat]Absence check using state equation in 72 ms returned sat
[2026-05-23 19:00:17] [INFO ] [Nat]Added 22 Read/Feed constraints in 34 ms returned sat
[2026-05-23 19:00:18] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 196 transitions) in 78 ms.
[2026-05-23 19:00:18] [INFO ] Added : 6 causal constraints over 5 iterations in 331 ms. Result :sat
Minimization took 151 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[10] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[10] Max Struct:[20]
Support contains 1 out of 183 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 183/183 places, 2107/2107 transitions.
Applied a total of 0 rules in 136 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 136 ms. Remains : 183/183 places, 2107/2107 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16289284561493916565.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11494015766427532549.kers'
[2026-05-23 19:00:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16289284561493916565.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11494015766427532549.kers]
Normalized transition count is 369 out of 2107 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 369 rows 182 cols 1383 entries
Finished phase 1 with 178 SingleSign rule and 0 generalized
[2026-05-23 19:00:18] [INFO ] Computed 5 invariants in 7 ms
Computed 5 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-11494015766427532549.kers
Total runtime 9 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[10] Max Struct:[20]
RANDOM walk for 1000000 steps (1643 resets) in 6621 ms. (151 steps per ms)
BEST_FIRST walk for 1000000 steps (671 resets) in 2541 ms. (393 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[10] Max Struct:[20]
[2026-05-23 19:00:27] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13350081880626141336.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3582548063303128220.kers'
[2026-05-23 19:00:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13350081880626141336.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3582548063303128220.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 369 rows 182 cols 1383 entries
Finished phase 1 with 178 SingleSign rule and 0 generalized
[2026-05-23 19:00:27] [INFO ] Computed 5 invariants in 4 ms
Computed 5 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-3582548063303128220.kers
Total runtime 6 ms.
[2026-05-23 19:00:27] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2026-05-23 19:00:27] [INFO ] [Real]Absence check using state equation in 66 ms returned sat
[2026-05-23 19:00:27] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-23 19:00:27] [INFO ] [Real]Added 22 Read/Feed constraints in 23 ms returned sat
[2026-05-23 19:00:27] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 19:00:27] [INFO ] [Nat]Absence check using 5 positive place invariants in 3 ms returned sat
[2026-05-23 19:00:28] [INFO ] [Nat]Absence check using state equation in 74 ms returned sat
[2026-05-23 19:00:28] [INFO ] [Nat]Added 22 Read/Feed constraints in 35 ms returned sat
[2026-05-23 19:00:28] [INFO ] Computed and/alt/rep : 170/338/170 causal constraints (skipped 196 transitions) in 38 ms.
[2026-05-23 19:00:28] [INFO ] Added : 6 causal constraints over 5 iterations in 289 ms. Result :sat
Minimization took 149 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[10] Max Struct:[20]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[10] Max Struct:[20]
Support contains 1 out of 183 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 183/183 places, 2107/2107 transitions.
Applied a total of 0 rules in 139 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 141 ms. Remains : 183/183 places, 2107/2107 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 183/183 places, 2107/2107 transitions.
Applied a total of 0 rules in 125 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2026-05-23 19:00:28] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2026-05-23 19:00:28] [INFO ] Invariant cache hit.
[2026-05-23 19:00:29] [INFO ] Implicit Places using invariants in 417 ms returned []
[2026-05-23 19:00:29] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2026-05-23 19:00:29] [INFO ] Invariant cache hit.
[2026-05-23 19:00:29] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-23 19:00:30] [INFO ] Implicit Places using invariants and state equation in 998 ms returned []
Implicit Place search using SMT with State Equation took 1418 ms to find 0 implicit places.
[2026-05-23 19:00:30] [INFO ] Redundant transitions in 43 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1595 ms. Remains : 183/183 places, 2107/2107 transitions.
[2026-05-23 19:00:30] [INFO ] Flatten gal took : 77 ms
[2026-05-23 19:00:30] [INFO ] Flatten gal took : 39 ms
[2026-05-23 19:00:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14850417538497549497.gal : 13 ms
RANDOM walk for 40000 steps (64 resets) in 489 ms. (81 steps per ms) remains 2/2 properties
[2026-05-23 19:00:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7304107310376521733.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/ReachabilityCardinality14850417538497549497.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7304107310376521733.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
BEST_FIRST walk for 40001 steps (24 resets) in 315 ms. (126 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (24 resets) in 234 ms. (170 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality7304107310376521733.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2 after 6
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :6 after 20
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :20 after 56
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :56 after 159
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :159 after 565
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :565 after 566
Interrupted probabilistic random walk after 272903 steps, run timeout after 3001 ms. (steps per millisecond=90 ) properties seen :0 out of 2
Probabilistic random walk after 272903 steps, saw 80230 distinct states, run finished after 3001 ms. (steps per millisecond=90 ) properties seen :0
[2026-05-23 19:00:33] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2026-05-23 19:00:33] [INFO ] Invariant cache hit.
[2026-05-23 19:00:33] [INFO ] State equation strengthened by 22 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) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 81/83 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 187/270 variables, 83/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/270 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/270 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 4/274 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/274 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/274 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 115/389 variables, 16/105 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/389 variables, 1/106 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/389 variables, 11/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/389 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 162/551 variables, 81/198 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/551 variables, 1/199 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/551 variables, 11/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/551 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 1/552 variables, 1/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/552 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 21 (OVERLAPS) 0/552 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 552/552 variables, and 211 constraints, problems are : Problem set: 0 solved, 2 unsolved in 634 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 183/183 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 81/83 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 187/270 variables, 83/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/270 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/270 variables, 2/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/270 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 4/274 variables, 1/90 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/274 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/274 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 115/389 variables, 16/107 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/389 variables, 1/108 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/389 variables, 11/119 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :566 after 2030
At refinement iteration 15 (INCLUDED_ONLY) 0/389 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 162/551 variables, 81/200 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/551 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/551 variables, 11/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/551 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 1/552 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/552 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 0/552 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 552/552 variables, and 213 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4194 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 183/183 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4839ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 93 ms.
Support contains 1 out of 183 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 183/183 places, 2107/2107 transitions.
Applied a total of 0 rules in 121 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 123 ms. Remains : 183/183 places, 2107/2107 transitions.
RANDOM walk for 40000 steps (64 resets) in 416 ms. (95 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (24 resets) in 158 ms. (251 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (24 resets) in 154 ms. (258 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2030 after 6535
Interrupted probabilistic random walk after 276334 steps, run timeout after 3001 ms. (steps per millisecond=92 ) properties seen :0 out of 2
Probabilistic random walk after 276334 steps, saw 81365 distinct states, run finished after 3001 ms. (steps per millisecond=92 ) properties seen :0
[2026-05-23 19:00:41] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2026-05-23 19:00:41] [INFO ] Invariant cache hit.
[2026-05-23 19:00:41] [INFO ] State equation strengthened by 22 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) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 81/83 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 187/270 variables, 83/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/270 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/270 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 4/274 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/274 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/274 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 115/389 variables, 16/105 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/389 variables, 1/106 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/389 variables, 11/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/389 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 162/551 variables, 81/198 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/551 variables, 1/199 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/551 variables, 11/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/551 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 1/552 variables, 1/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/552 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 21 (OVERLAPS) 0/552 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 552/552 variables, and 211 constraints, problems are : Problem set: 0 solved, 2 unsolved in 577 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 183/183 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 81/83 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 187/270 variables, 83/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/270 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/270 variables, 2/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/270 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 4/274 variables, 1/90 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/274 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/274 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 115/389 variables, 16/107 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/389 variables, 1/108 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/389 variables, 11/119 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :16116 after 16773
At refinement iteration 15 (INCLUDED_ONLY) 0/389 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 162/551 variables, 81/200 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/551 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/551 variables, 11/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/551 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 1/552 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/552 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 0/552 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 552/552 variables, and 213 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4270 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 183/183 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4856ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 111 ms.
Support contains 1 out of 183 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 183/183 places, 2107/2107 transitions.
Applied a total of 0 rules in 125 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 125 ms. Remains : 183/183 places, 2107/2107 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 183/183 places, 2107/2107 transitions.
Applied a total of 0 rules in 145 ms. Remains 183 /183 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2026-05-23 19:00:47] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2026-05-23 19:00:47] [INFO ] Invariant cache hit.
[2026-05-23 19:00:47] [INFO ] Implicit Places using invariants in 506 ms returned []
[2026-05-23 19:00:47] [INFO ] Flow matrix only has 369 transitions (discarded 1738 similar events)
[2026-05-23 19:00:47] [INFO ] Invariant cache hit.
[2026-05-23 19:00:47] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-23 19:00:48] [INFO ] Implicit Places using invariants and state equation in 967 ms returned []
Implicit Place search using SMT with State Equation took 1476 ms to find 0 implicit places.
[2026-05-23 19:00:48] [INFO ] Redundant transitions in 125 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1752 ms. Remains : 183/183 places, 2107/2107 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 1738 transitions
Reduce isomorphic transitions removed 1738 transitions.
Iterating post reduction 0 with 1738 rules applied. Total rules applied 1738 place count 183 transition count 369
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 1742 place count 181 transition count 367
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 1 with 2 rules applied. Total rules applied 1744 place count 181 transition count 365
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 1746 place count 179 transition count 365
Applied a total of 1746 rules in 17 ms. Remains 179 /183 variables (removed 4) and now considering 365/2107 (removed 1742) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5923448464681584694.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3678720413072187207.kers'
[2026-05-23 19:00:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5923448464681584694.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3678720413072187207.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 365 rows 178 cols 1371 entries
Finished phase 1 with 174 SingleSign rule and 0 generalized
[2026-05-23 19:00:48] [INFO ] Computed 5 invariants in 1 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-3678720413072187207.kers
Total runtime 3 ms.
[2026-05-23 19:00:48] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2026-05-23 19:00:49] [INFO ] After 332ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-23 19:00:49] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2026-05-23 19:00:49] [INFO ] After 208ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2026-05-23 19:00:49] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-23 19:00:49] [INFO ] After 101ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-23 19:00:49] [INFO ] After 253ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-23 19:00:49] [INFO ] After 607ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2026-05-23 19:00:49] [INFO ] Flatten gal took : 26 ms
[2026-05-23 19:00:49] [INFO ] Flatten gal took : 26 ms
[2026-05-23 19:00:49] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8714848879911542149.gal : 2 ms
[2026-05-23 19:00:49] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2842660030363532768.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/ReachabilityCardinality8714848879911542149.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2842660030363532768.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/ReachabilityCardinality2842660030363532768.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2 after 6
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :6 after 12
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :12 after 20
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :20 after 30
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :30 after 71
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :71 after 971
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :971 after 3408
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :3408 after 3692
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3692 after 4026
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :4026 after 6871
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :16773 after 18054
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :6871 after 49057
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :49057 after 138277
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,7.53813e+09,6.17208,144856,2,12471,18,401135,8,0,1091,282012,0
Total reachable state count : 7538126400

Verifying 2 reachability properties.
Reachability property MAX0 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX0,278880,6.17507,144856,2,6533,18,401135,8,0,1093,282012,0
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
MIN0,278880,6.17736,144856,2,6533,18,401135,8,0,1094,282012,0
Over-approximation ignoring read arcs solved 0 properties in 7225 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-23 19:00:56] [INFO ] Flatten gal took : 36 ms
[2026-05-23 19:00:56] [INFO ] Applying decomposition
[2026-05-23 19:00:56] [INFO ] Flatten gal took : 34 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph300125560931237730.txt' '-o' '/tmp/graph300125560931237730.bin' '-w' '/tmp/graph300125560931237730.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph300125560931237730.bin' '-l' '-1' '-v' '-w' '/tmp/graph300125560931237730.weights' '-q' '0' '-e' '0.001'
[2026-05-23 19:00:56] [INFO ] Decomposing Gal with order
[2026-05-23 19:00:56] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 19:00:56] [INFO ] Removed a total of 4511 redundant transitions.
[2026-05-23 19:00:56] [INFO ] Flatten gal took : 410 ms
[2026-05-23 19:00:56] [INFO ] Fuse similar labels procedure discarded/fused a total of 521 labels/synchronizations in 37 ms.
[2026-05-23 19:00:56] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality357483472959766813.gal : 3 ms
[2026-05-23 19:00:56] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality208430330551737977.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/ReachabilityCardinality357483472959766813.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality208430330551737977.prop' '--nowitness'

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 ...305
Loading property file /tmp/ReachabilityCardinality208430330551737977.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 12
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :12 after 17
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :17 after 26
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :26 after 43
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :43 after 76
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :76 after 149
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :149 after 1363
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1363 after 13042
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :13042 after 26242
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :26242 after 39600
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :39600 after 103436
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :103436 after 206540
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :1.07224e+07 after 1.41326e+07
Detected timeout of ITS tools.
Ending property specific reduction for BridgeAndVehicles-PT-V80P20N10-UpperBounds-08 in 89468 ms.
[2026-05-23 19:01:47] [INFO ] Flatten gal took : 38 ms
[2026-05-23 19:01:47] [INFO ] Applying decomposition
[2026-05-23 19:01:47] [INFO ] Flatten gal took : 39 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph9356475513241637793.txt' '-o' '/tmp/graph9356475513241637793.bin' '-w' '/tmp/graph9356475513241637793.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9356475513241637793.bin' '-l' '-1' '-v' '-w' '/tmp/graph9356475513241637793.weights' '-q' '0' '-e' '0.001'
[2026-05-23 19:01:47] [INFO ] Decomposing Gal with order
[2026-05-23 19:01:47] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 19:01:47] [INFO ] Removed a total of 4248 redundant transitions.
[2026-05-23 19:01:47] [INFO ] Flatten gal took : 314 ms
[2026-05-23 19:01:47] [INFO ] Fuse similar labels procedure discarded/fused a total of 529 labels/synchronizations in 28 ms.
[2026-05-23 19:01:47] [INFO ] Time to serialize gal into /tmp/UpperBounds8439349585828122034.gal : 3 ms
[2026-05-23 19:01:47] [INFO ] Time to serialize properties into /tmp/UpperBounds7370364956930520701.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/UpperBounds8439349585828122034.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds7370364956930520701.prop' '--nowitness'

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 ...283
Loading property file /tmp/UpperBounds7370364956930520701.prop.
Detected timeout of ITS tools.
[2026-05-23 19:23:16] [INFO ] Flatten gal took : 40 ms
[2026-05-23 19:23:16] [INFO ] Time to serialize gal into /tmp/UpperBounds16034257801098661680.gal : 13 ms
[2026-05-23 19:23:16] [INFO ] Time to serialize properties into /tmp/UpperBounds6160993072041097503.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/UpperBounds16034257801098661680.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds6160993072041097503.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 ...305
Loading property file /tmp/UpperBounds6160993072041097503.prop.
Detected timeout of ITS tools.
[2026-05-23 19:44:47] [INFO ] Flatten gal took : 465 ms
[2026-05-23 19:44:48] [INFO ] Input system was already deterministic with 2107 transitions.
[2026-05-23 19:44:48] [INFO ] Transformed 183 places.
[2026-05-23 19:44:48] [INFO ] Transformed 2107 transitions.
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/pinvar' '/home/mcc/execution/gspn'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/RGMEDD2' '/home/mcc/execution/gspn' '-META' '-varord-only'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Using order generated by GreatSPN with heuristic : META
[2026-05-23 19:44:49] [INFO ] Time to serialize gal into /tmp/UpperBounds14642808668229846383.gal : 118 ms
[2026-05-23 19:44:49] [INFO ] Time to serialize properties into /tmp/UpperBounds15864098542941943351.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/UpperBounds14642808668229846383.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds15864098542941943351.prop' '--nowitness' '--load-order' '/home/mcc/execution/model.ord' '--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 ...351
Successfully loaded order from file /home/mcc/execution/model.ord
Loading property file /tmp/UpperBounds15864098542941943351.prop.

BK_TIME_CONFINEMENT_REACHED

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="BridgeAndVehicles-PT-V80P20N10"
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 BridgeAndVehicles-PT-V80P20N10, 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 r034-tall-177946841900277"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V80P20N10.tgz
mv BridgeAndVehicles-PT-V80P20N10 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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;