About the Execution of ITS-Tools for PhaseVariation-PT-D10CS100
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 1249.800 | 431822.00 | 547402.00 | 4380.30 | FFFFFFFTFFFFFFFT | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2026-input.r194-tall-177969914400899.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 PhaseVariation-PT-D10CS100, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r194-tall-177969914400899
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.4M
-rw-r--r-- 1 mcc users 9.6K Mar 8 06:29 CTLCardinality.txt
-rw-r--r-- 1 mcc users 87K Mar 8 06:29 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.2K Mar 8 06:29 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K Mar 8 06:29 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.1K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.2K Mar 16 08:33 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Mar 16 08:33 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.5K Mar 16 08:33 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 16 08:33 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Mar 8 06:29 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 149K Mar 8 06:29 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 8 06:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 56K Mar 8 06:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Mar 16 08:33 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Mar 16 08:33 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 9 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 2.9M 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 booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME PhaseVariation-PT-D10CS100-LTLCardinality-00
FORMULA_NAME PhaseVariation-PT-D10CS100-LTLCardinality-01
FORMULA_NAME PhaseVariation-PT-D10CS100-LTLCardinality-02
FORMULA_NAME PhaseVariation-PT-D10CS100-LTLCardinality-03
FORMULA_NAME PhaseVariation-PT-D10CS100-LTLCardinality-04
FORMULA_NAME PhaseVariation-PT-D10CS100-LTLCardinality-05
FORMULA_NAME PhaseVariation-PT-D10CS100-LTLCardinality-06
FORMULA_NAME PhaseVariation-PT-D10CS100-LTLCardinality-07
FORMULA_NAME PhaseVariation-PT-D10CS100-LTLCardinality-08
FORMULA_NAME PhaseVariation-PT-D10CS100-LTLCardinality-09
FORMULA_NAME PhaseVariation-PT-D10CS100-LTLCardinality-10
FORMULA_NAME PhaseVariation-PT-D10CS100-LTLCardinality-11
FORMULA_NAME PhaseVariation-PT-D10CS100-LTLCardinality-12
FORMULA_NAME PhaseVariation-PT-D10CS100-LTLCardinality-13
FORMULA_NAME PhaseVariation-PT-D10CS100-LTLCardinality-14
FORMULA_NAME PhaseVariation-PT-D10CS100-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1779849283736
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PhaseVariation-PT-D10CS100
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-27 02:34:44] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-27 02:34:44] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-27 02:34:45] [INFO ] Load time of PNML (sax parser for PT used): 242 ms
[2026-05-27 02:34:45] [INFO ] Transformed 302 places.
[2026-05-27 02:34:45] [INFO ] Transformed 3137 transitions.
[2026-05-27 02:34:45] [INFO ] Parsed PT model containing 302 places and 3137 transitions and 21755 arcs in 360 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA PhaseVariation-PT-D10CS100-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PhaseVariation-PT-D10CS100-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PhaseVariation-PT-D10CS100-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 48 out of 302 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 302/302 places, 3137/3137 transitions.
Applied a total of 0 rules in 64 ms. Remains 302 /302 variables (removed 0) and now considering 3137/3137 (removed 0) transitions.
Running 3119 sub problems to find dead transitions.
[2026-05-27 02:34:45] [INFO ] Flow matrix only has 201 transitions (discarded 2936 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4477712150597819839.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11874262165586590351.kers'
[2026-05-27 02:34:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4477712150597819839.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11874262165586590351.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 201 rows 302 cols 601 entries
Finished phase 1 with 201 SingleSign rule and 0 generalized
[2026-05-27 02:34:45] [INFO ] Computed 101 invariants in 1 ms
Computed 101 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-11874262165586590351.kers
Total runtime 2 ms.
[2026-05-27 02:34:45] [INFO ] State equation strengthened by 183 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
At refinement iteration 0 (INCLUDED_ONLY) 0/301 variables, 100/100 constraints. Problems are: Problem set: 0 solved, 3119 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 301/503 variables, and 100 constraints, problems are : Problem set: 0 solved, 3119 unsolved in 20116 ms.
Refiners :[Positive P Invariants (semi-flows): 100/101 constraints, State Equation: 0/302 constraints, ReadFeed: 0/183 constraints, PredecessorRefiner: 3119/3118 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3119 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/301 variables, 100/100 constraints. Problems are: Problem set: 0 solved, 3119 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 301/503 variables, and 100 constraints, problems are : Problem set: 0 solved, 3119 unsolved in 20067 ms.
Refiners :[Positive P Invariants (semi-flows): 100/101 constraints, State Equation: 0/302 constraints, ReadFeed: 0/183 constraints, PredecessorRefiner: 1/3118 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41086ms problems are : Problem set: 0 solved, 3119 unsolved
Search for dead transitions found 0 dead transitions in 41137ms
[2026-05-27 02:35:26] [INFO ] Flow matrix only has 201 transitions (discarded 2936 similar events)
[2026-05-27 02:35:26] [INFO ] Invariant cache hit.
[2026-05-27 02:35:27] [INFO ] Implicit Places using invariants in 332 ms returned []
[2026-05-27 02:35:27] [INFO ] Flow matrix only has 201 transitions (discarded 2936 similar events)
[2026-05-27 02:35:27] [INFO ] Invariant cache hit.
[2026-05-27 02:35:27] [INFO ] State equation strengthened by 183 read => feed constraints.
[2026-05-27 02:35:27] [INFO ] Implicit Places using invariants and state equation in 552 ms returned [110]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 908 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 301/302 places, 3137/3137 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 306 transitions
Redundant transition composition rules discarded 306 transitions
Iterating global reduction 0 with 306 rules applied. Total rules applied 306 place count 301 transition count 2831
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 310 place count 297 transition count 2795
Iterating global reduction 0 with 4 rules applied. Total rules applied 314 place count 297 transition count 2795
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 318 place count 297 transition count 2791
Applied a total of 318 rules in 65 ms. Remains 297 /301 variables (removed 4) and now considering 2791/3137 (removed 346) transitions.
[2026-05-27 02:35:27] [INFO ] Flow matrix only has 197 transitions (discarded 2594 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10871167625907107929.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11774229661560166028.kers'
[2026-05-27 02:35:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10871167625907107929.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11774229661560166028.kers]
Culling duplicate invariants (modulo rational): removing 4 columns.
Culled 4 columns in 0 ms.
// Phase 1: matrix 197 rows 293 cols 584 entries
Finished phase 1 with 193 SingleSign rule and 4 generalized
[2026-05-27 02:35:27] [INFO ] Computed 100 invariants in 1 ms
Computed 100 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-11774229661560166028.kers
Total runtime 4 ms.
[2026-05-27 02:35:27] [INFO ] Implicit Places using invariants in 318 ms returned []
[2026-05-27 02:35:27] [INFO ] Flow matrix only has 197 transitions (discarded 2594 similar events)
[2026-05-27 02:35:27] [INFO ] Invariant cache hit.
[2026-05-27 02:35:28] [INFO ] State equation strengthened by 183 read => feed constraints.
[2026-05-27 02:35:28] [INFO ] Implicit Places using invariants and state equation in 536 ms returned []
Implicit Place search using SMT with State Equation took 869 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 297/302 places, 2791/3137 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 43117 ms. Remains : 297/302 places, 2791/3137 transitions.
Starting structural reductions in LTL mode, iteration 0 : 297/297 places, 2791/2791 transitions.
Applied a total of 0 rules in 11 ms. Remains 297 /297 variables (removed 0) and now considering 2791/2791 (removed 0) transitions.
Running 2777 sub problems to find dead transitions.
[2026-05-27 02:35:28] [INFO ] Flow matrix only has 197 transitions (discarded 2594 similar events)
[2026-05-27 02:35:28] [INFO ] Invariant cache hit.
[2026-05-27 02:35:28] [INFO ] State equation strengthened by 183 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/287 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 2777 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 287/494 variables, and 91 constraints, problems are : Problem set: 0 solved, 2777 unsolved in 20048 ms.
Refiners :[Positive P Invariants (semi-flows): 91/99 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/297 constraints, ReadFeed: 0/183 constraints, PredecessorRefiner: 2777/2776 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2777 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/287 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 2777 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 287/494 variables, and 91 constraints, problems are : Problem set: 0 solved, 2777 unsolved in 20048 ms.
Refiners :[Positive P Invariants (semi-flows): 91/99 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/297 constraints, ReadFeed: 0/183 constraints, PredecessorRefiner: 1/2776 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40641ms problems are : Problem set: 0 solved, 2777 unsolved
Search for dead transitions found 0 dead transitions in 40649ms
[2026-05-27 02:36:09] [INFO ] Flow matrix only has 197 transitions (discarded 2594 similar events)
[2026-05-27 02:36:09] [INFO ] Invariant cache hit.
[2026-05-27 02:36:09] [INFO ] Implicit Places using invariants in 285 ms returned []
[2026-05-27 02:36:09] [INFO ] Flow matrix only has 197 transitions (discarded 2594 similar events)
[2026-05-27 02:36:09] [INFO ] Invariant cache hit.
[2026-05-27 02:36:09] [INFO ] State equation strengthened by 183 read => feed constraints.
[2026-05-27 02:36:10] [INFO ] Implicit Places using invariants and state equation in 563 ms returned []
Implicit Place search using SMT with State Equation took 853 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 41525 ms. Remains : 297/297 places, 2791/2791 transitions.
Support contains 48 out of 297 places after structural reductions.
[2026-05-27 02:36:10] [INFO ] Flatten gal took : 251 ms
[2026-05-27 02:36:10] [INFO ] Flatten gal took : 130 ms
[2026-05-27 02:36:10] [INFO ] Input system was already deterministic with 2791 transitions.
Support contains 43 out of 297 places (down from 48) after GAL structural reductions.
RANDOM walk for 40000 steps (167 resets) in 1650 ms. (24 steps per ms) remains 7/29 properties
BEST_FIRST walk for 40004 steps (8 resets) in 189 ms. (210 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 178 ms. (223 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 170 ms. (233 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 233 ms. (170 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 149 ms. (266 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 185 ms. (215 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 183 ms. (217 steps per ms) remains 7/7 properties
[2026-05-27 02:36:11] [INFO ] Flow matrix only has 197 transitions (discarded 2594 similar events)
[2026-05-27 02:36:11] [INFO ] Invariant cache hit.
[2026-05-27 02:36:11] [INFO ] State equation strengthened by 183 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Problem AtomicPropp0 is UNSAT
Problem AtomicPropp1 is UNSAT
Problem AtomicPropp11 is UNSAT
Problem AtomicPropp14 is UNSAT
Problem AtomicPropp18 is UNSAT
Problem AtomicPropp26 is UNSAT
Problem AtomicPropp27 is UNSAT
After SMT solving in domain Real declared 24/494 variables, and 8 constraints, problems are : Problem set: 7 solved, 0 unsolved in 36 ms.
Refiners :[Positive P Invariants (semi-flows): 8/99 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/297 constraints, ReadFeed: 0/183 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 55ms problems are : Problem set: 7 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 7 atomic propositions for a total of 13 simplifications.
FORMULA PhaseVariation-PT-D10CS100-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 297 stabilizing places and 2791 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 297 transition count 2791
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(p0)))'
Support contains 2 out of 297 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 297/297 places, 2791/2791 transitions.
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 296 transition count 2790
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 6 place count 292 transition count 2762
Iterating global reduction 1 with 4 rules applied. Total rules applied 10 place count 292 transition count 2762
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 14 place count 292 transition count 2758
Applied a total of 14 rules in 31 ms. Remains 292 /297 variables (removed 5) and now considering 2758/2791 (removed 33) transitions.
Running 2749 sub problems to find dead transitions.
[2026-05-27 02:36:12] [INFO ] Flow matrix only has 192 transitions (discarded 2566 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16706314435542028970.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1699723383917010235.kers'
[2026-05-27 02:36:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16706314435542028970.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1699723383917010235.kers]
Culling duplicate invariants (modulo rational): removing 8 columns.
Culled 8 columns in 0 ms.
// Phase 1: matrix 192 rows 284 cols 565 entries
Finished phase 1 with 184 SingleSign rule and 8 generalized
[2026-05-27 02:36:12] [INFO ] Computed 100 invariants in 0 ms
Computed 100 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-1699723383917010235.kers
Total runtime 1 ms.
[2026-05-27 02:36:12] [INFO ] State equation strengthened by 183 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/283 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 2749 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 283/484 variables, and 91 constraints, problems are : Problem set: 0 solved, 2749 unsolved in 20044 ms.
Refiners :[Positive P Invariants (semi-flows): 91/99 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/292 constraints, ReadFeed: 0/183 constraints, PredecessorRefiner: 2749/2748 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2749 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/283 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 2749 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 283/484 variables, and 91 constraints, problems are : Problem set: 0 solved, 2749 unsolved in 20047 ms.
Refiners :[Positive P Invariants (semi-flows): 91/99 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/292 constraints, ReadFeed: 0/183 constraints, PredecessorRefiner: 1/2748 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40614ms problems are : Problem set: 0 solved, 2749 unsolved
Search for dead transitions found 0 dead transitions in 40629ms
[2026-05-27 02:36:52] [INFO ] Flow matrix only has 192 transitions (discarded 2566 similar events)
[2026-05-27 02:36:52] [INFO ] Invariant cache hit.
[2026-05-27 02:36:53] [INFO ] Implicit Places using invariants in 314 ms returned []
[2026-05-27 02:36:53] [INFO ] Flow matrix only has 192 transitions (discarded 2566 similar events)
[2026-05-27 02:36:53] [INFO ] Invariant cache hit.
[2026-05-27 02:36:53] [INFO ] State equation strengthened by 183 read => feed constraints.
[2026-05-27 02:36:53] [INFO ] Implicit Places using invariants and state equation in 589 ms returned []
Implicit Place search using SMT with State Equation took 907 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 292/297 places, 2758/2791 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 41579 ms. Remains : 292/297 places, 2758/2791 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(p0)))'
Stuttering acceptance computed with spot in 279 ms :[(NOT p0), (NOT p0), true, (NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D10CS100-LTLCardinality-00
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 3 ms.
FORMULA PhaseVariation-PT-D10CS100-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D10CS100-LTLCardinality-00 finished in 41942 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&F(p1)&&X(X(G(p2)))))'
Support contains 6 out of 297 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 297/297 places, 2791/2791 transitions.
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 296 transition count 2790
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 5 place count 293 transition count 2768
Iterating global reduction 1 with 3 rules applied. Total rules applied 8 place count 293 transition count 2768
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 11 place count 293 transition count 2765
Applied a total of 11 rules in 27 ms. Remains 293 /297 variables (removed 4) and now considering 2765/2791 (removed 26) transitions.
Running 2755 sub problems to find dead transitions.
[2026-05-27 02:36:54] [INFO ] Flow matrix only has 193 transitions (discarded 2572 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17539311226631726025.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12379714181224947410.kers'
[2026-05-27 02:36:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17539311226631726025.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12379714181224947410.kers]
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 0 ms.
// Phase 1: matrix 193 rows 286 cols 569 entries
Finished phase 1 with 186 SingleSign rule and 7 generalized
[2026-05-27 02:36:54] [INFO ] Computed 100 invariants in 2 ms
Computed 100 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-12379714181224947410.kers
Total runtime 4 ms.
[2026-05-27 02:36:54] [INFO ] State equation strengthened by 183 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/284 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 2755 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 284/486 variables, and 91 constraints, problems are : Problem set: 0 solved, 2755 unsolved in 20043 ms.
Refiners :[Positive P Invariants (semi-flows): 91/99 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/293 constraints, ReadFeed: 0/183 constraints, PredecessorRefiner: 2755/2754 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2755 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/284 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 2755 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 284/486 variables, and 91 constraints, problems are : Problem set: 0 solved, 2755 unsolved in 20053 ms.
Refiners :[Positive P Invariants (semi-flows): 91/99 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/293 constraints, ReadFeed: 0/183 constraints, PredecessorRefiner: 1/2754 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40594ms problems are : Problem set: 0 solved, 2755 unsolved
Search for dead transitions found 0 dead transitions in 40600ms
[2026-05-27 02:37:34] [INFO ] Flow matrix only has 193 transitions (discarded 2572 similar events)
[2026-05-27 02:37:34] [INFO ] Invariant cache hit.
[2026-05-27 02:37:34] [INFO ] Implicit Places using invariants in 290 ms returned []
[2026-05-27 02:37:34] [INFO ] Flow matrix only has 193 transitions (discarded 2572 similar events)
[2026-05-27 02:37:34] [INFO ] Invariant cache hit.
[2026-05-27 02:37:35] [INFO ] State equation strengthened by 183 read => feed constraints.
[2026-05-27 02:37:35] [INFO ] Implicit Places using invariants and state equation in 668 ms returned []
Implicit Place search using SMT with State Equation took 961 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 293/297 places, 2765/2791 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 41598 ms. Remains : 293/297 places, 2765/2791 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&F(p1)&&X(X(G(p2)))))'
Stuttering acceptance computed with spot in 253 ms :[(OR (NOT p1) (NOT p0) (NOT p2)), (NOT p0), (NOT p1), (NOT p2), (NOT p2), true]
Running random walk in product with property : PhaseVariation-PT-D10CS100-LTLCardinality-01
Entered a terminal (fully accepting) state of product in 129 steps with 0 reset in 7 ms.
FORMULA PhaseVariation-PT-D10CS100-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D10CS100-LTLCardinality-01 finished in 41910 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X(X(F(p1)))))'
Support contains 2 out of 297 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 297/297 places, 2791/2791 transitions.
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 296 transition count 2790
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 6 place count 292 transition count 2762
Iterating global reduction 1 with 4 rules applied. Total rules applied 10 place count 292 transition count 2762
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 14 place count 292 transition count 2758
Applied a total of 14 rules in 38 ms. Remains 292 /297 variables (removed 5) and now considering 2758/2791 (removed 33) transitions.
Running 2749 sub problems to find dead transitions.
[2026-05-27 02:37:36] [INFO ] Flow matrix only has 192 transitions (discarded 2566 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8595541593046810115.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4767272943830561797.kers'
[2026-05-27 02:37:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8595541593046810115.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4767272943830561797.kers]
Culling duplicate invariants (modulo rational): removing 8 columns.
Culled 8 columns in 0 ms.
// Phase 1: matrix 192 rows 284 cols 565 entries
Finished phase 1 with 184 SingleSign rule and 8 generalized
[2026-05-27 02:37:36] [INFO ] Computed 100 invariants in 0 ms
Computed 100 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-4767272943830561797.kers
Total runtime 1 ms.
[2026-05-27 02:37:36] [INFO ] State equation strengthened by 183 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/283 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 2749 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 283/484 variables, and 91 constraints, problems are : Problem set: 0 solved, 2749 unsolved in 20045 ms.
Refiners :[Positive P Invariants (semi-flows): 91/99 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/292 constraints, ReadFeed: 0/183 constraints, PredecessorRefiner: 2749/2748 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2749 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/283 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 2749 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 283/484 variables, and 91 constraints, problems are : Problem set: 0 solved, 2749 unsolved in 20049 ms.
Refiners :[Positive P Invariants (semi-flows): 91/99 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/292 constraints, ReadFeed: 0/183 constraints, PredecessorRefiner: 1/2748 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40619ms problems are : Problem set: 0 solved, 2749 unsolved
Search for dead transitions found 0 dead transitions in 40625ms
[2026-05-27 02:38:16] [INFO ] Flow matrix only has 192 transitions (discarded 2566 similar events)
[2026-05-27 02:38:16] [INFO ] Invariant cache hit.
[2026-05-27 02:38:16] [INFO ] Implicit Places using invariants in 288 ms returned []
[2026-05-27 02:38:16] [INFO ] Flow matrix only has 192 transitions (discarded 2566 similar events)
[2026-05-27 02:38:16] [INFO ] Invariant cache hit.
[2026-05-27 02:38:17] [INFO ] State equation strengthened by 183 read => feed constraints.
[2026-05-27 02:38:17] [INFO ] Implicit Places using invariants and state equation in 557 ms returned []
Implicit Place search using SMT with State Equation took 848 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 292/297 places, 2758/2791 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 41519 ms. Remains : 292/297 places, 2758/2791 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X(X(F(p1)))))'
Stuttering acceptance computed with spot in 168 ms :[(NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : PhaseVariation-PT-D10CS100-LTLCardinality-02
Stuttering criterion allowed to conclude after 370 steps with 1 reset in 14 ms.
FORMULA PhaseVariation-PT-D10CS100-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D10CS100-LTLCardinality-02 finished in 41746 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((p0&&F(p1)))))'
Support contains 3 out of 297 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 297/297 places, 2791/2791 transitions.
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 296 transition count 2790
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 5 place count 293 transition count 2768
Iterating global reduction 1 with 3 rules applied. Total rules applied 8 place count 293 transition count 2768
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 11 place count 293 transition count 2765
Applied a total of 11 rules in 27 ms. Remains 293 /297 variables (removed 4) and now considering 2765/2791 (removed 26) transitions.
Running 2755 sub problems to find dead transitions.
[2026-05-27 02:38:17] [INFO ] Flow matrix only has 193 transitions (discarded 2572 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4482542107845622020.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13386746771976163426.kers'
[2026-05-27 02:38:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4482542107845622020.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13386746771976163426.kers]
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 0 ms.
// Phase 1: matrix 193 rows 286 cols 569 entries
Finished phase 1 with 186 SingleSign rule and 7 generalized
[2026-05-27 02:38:17] [INFO ] Computed 100 invariants in 0 ms
Computed 100 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-13386746771976163426.kers
Total runtime 1 ms.
[2026-05-27 02:38:17] [INFO ] State equation strengthened by 183 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/284 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 2755 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 284/486 variables, and 91 constraints, problems are : Problem set: 0 solved, 2755 unsolved in 20041 ms.
Refiners :[Positive P Invariants (semi-flows): 91/99 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/293 constraints, ReadFeed: 0/183 constraints, PredecessorRefiner: 2755/2754 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2755 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/284 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 2755 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 284/486 variables, and 91 constraints, problems are : Problem set: 0 solved, 2755 unsolved in 20044 ms.
Refiners :[Positive P Invariants (semi-flows): 91/99 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/293 constraints, ReadFeed: 0/183 constraints, PredecessorRefiner: 1/2754 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40595ms problems are : Problem set: 0 solved, 2755 unsolved
Search for dead transitions found 0 dead transitions in 40600ms
[2026-05-27 02:38:58] [INFO ] Flow matrix only has 193 transitions (discarded 2572 similar events)
[2026-05-27 02:38:58] [INFO ] Invariant cache hit.
[2026-05-27 02:38:58] [INFO ] Implicit Places using invariants in 289 ms returned []
[2026-05-27 02:38:58] [INFO ] Flow matrix only has 193 transitions (discarded 2572 similar events)
[2026-05-27 02:38:58] [INFO ] Invariant cache hit.
[2026-05-27 02:38:58] [INFO ] State equation strengthened by 183 read => feed constraints.
[2026-05-27 02:38:59] [INFO ] Implicit Places using invariants and state equation in 663 ms returned []
Implicit Place search using SMT with State Equation took 953 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 293/297 places, 2765/2791 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 41587 ms. Remains : 293/297 places, 2765/2791 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((p0&&F(p1)))))'
Stuttering acceptance computed with spot in 201 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (OR (NOT p0) (NOT p1))]
Running random walk in product with property : PhaseVariation-PT-D10CS100-LTLCardinality-03
Entered a terminal (fully accepting) state of product in 59 steps with 1 reset in 7 ms.
FORMULA PhaseVariation-PT-D10CS100-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D10CS100-LTLCardinality-03 finished in 41832 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 297 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 297/297 places, 2791/2791 transitions.
Graph (complete) has 4975 edges and 297 vertex of which 296 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.16 ms
Discarding 1 places :
Also discarding 0 output transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 296 transition count 2790
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 5 place count 293 transition count 2772
Iterating global reduction 1 with 3 rules applied. Total rules applied 8 place count 293 transition count 2772
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 11 place count 293 transition count 2769
Applied a total of 11 rules in 737 ms. Remains 293 /297 variables (removed 4) and now considering 2769/2791 (removed 22) transitions.
Running 2759 sub problems to find dead transitions.
[2026-05-27 02:39:00] [INFO ] Flow matrix only has 193 transitions (discarded 2576 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16918758601426969696.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15387065937942363303.kers'
[2026-05-27 02:39:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16918758601426969696.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15387065937942363303.kers]
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 0 ms.
// Phase 1: matrix 193 rows 286 cols 569 entries
Finished phase 1 with 186 SingleSign rule and 7 generalized
[2026-05-27 02:39:00] [INFO ] Computed 100 invariants in 1 ms
Computed 100 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-15387065937942363303.kers
Total runtime 2 ms.
[2026-05-27 02:39:00] [INFO ] State equation strengthened by 183 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/284 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 2759 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 284/486 variables, and 91 constraints, problems are : Problem set: 0 solved, 2759 unsolved in 20041 ms.
Refiners :[Positive P Invariants (semi-flows): 91/99 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/293 constraints, ReadFeed: 0/183 constraints, PredecessorRefiner: 2759/2758 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2759 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/284 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 2759 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 284/486 variables, and 91 constraints, problems are : Problem set: 0 solved, 2759 unsolved in 20043 ms.
Refiners :[Positive P Invariants (semi-flows): 91/99 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/293 constraints, ReadFeed: 0/183 constraints, PredecessorRefiner: 1/2758 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40634ms problems are : Problem set: 0 solved, 2759 unsolved
Search for dead transitions found 0 dead transitions in 40640ms
[2026-05-27 02:39:40] [INFO ] Flow matrix only has 193 transitions (discarded 2576 similar events)
[2026-05-27 02:39:40] [INFO ] Invariant cache hit.
[2026-05-27 02:39:41] [INFO ] Implicit Places using invariants in 288 ms returned []
[2026-05-27 02:39:41] [INFO ] Flow matrix only has 193 transitions (discarded 2576 similar events)
[2026-05-27 02:39:41] [INFO ] Invariant cache hit.
[2026-05-27 02:39:41] [INFO ] State equation strengthened by 183 read => feed constraints.
[2026-05-27 02:39:42] [INFO ] Implicit Places using invariants and state equation in 823 ms returned []
Implicit Place search using SMT with State Equation took 1115 ms to find 0 implicit places.
[2026-05-27 02:39:42] [INFO ] Redundant transitions in 150 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 293/297 places, 2769/2791 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 42655 ms. Remains : 293/297 places, 2769/2791 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D10CS100-LTLCardinality-05
Stuttering criterion allowed to conclude after 169 steps with 0 reset in 5 ms.
FORMULA PhaseVariation-PT-D10CS100-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D10CS100-LTLCardinality-05 finished in 42740 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 297 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 297/297 places, 2791/2791 transitions.
Graph (complete) has 4975 edges and 297 vertex of which 296 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.11 ms
Discarding 1 places :
Also discarding 0 output transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 296 transition count 2790
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 6 place count 292 transition count 2762
Iterating global reduction 1 with 4 rules applied. Total rules applied 10 place count 292 transition count 2762
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 14 place count 292 transition count 2758
Applied a total of 14 rules in 561 ms. Remains 292 /297 variables (removed 5) and now considering 2758/2791 (removed 33) transitions.
Running 2749 sub problems to find dead transitions.
[2026-05-27 02:39:42] [INFO ] Flow matrix only has 192 transitions (discarded 2566 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17115898042150308115.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4529039371157287776.kers'
[2026-05-27 02:39:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17115898042150308115.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4529039371157287776.kers]
Culling duplicate invariants (modulo rational): removing 8 columns.
Culled 8 columns in 0 ms.
// Phase 1: matrix 192 rows 284 cols 565 entries
Finished phase 1 with 184 SingleSign rule and 8 generalized
[2026-05-27 02:39:42] [INFO ] Computed 100 invariants in 0 ms
Computed 100 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-4529039371157287776.kers
Total runtime 1 ms.
[2026-05-27 02:39:42] [INFO ] State equation strengthened by 183 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/283 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 2749 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 283/484 variables, and 91 constraints, problems are : Problem set: 0 solved, 2749 unsolved in 20041 ms.
Refiners :[Positive P Invariants (semi-flows): 91/99 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/292 constraints, ReadFeed: 0/183 constraints, PredecessorRefiner: 2749/2748 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2749 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/283 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 2749 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 283/484 variables, and 91 constraints, problems are : Problem set: 0 solved, 2749 unsolved in 20049 ms.
Refiners :[Positive P Invariants (semi-flows): 91/99 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/292 constraints, ReadFeed: 0/183 constraints, PredecessorRefiner: 1/2748 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40589ms problems are : Problem set: 0 solved, 2749 unsolved
Search for dead transitions found 0 dead transitions in 40600ms
[2026-05-27 02:40:23] [INFO ] Flow matrix only has 192 transitions (discarded 2566 similar events)
[2026-05-27 02:40:23] [INFO ] Invariant cache hit.
[2026-05-27 02:40:23] [INFO ] Implicit Places using invariants in 286 ms returned []
[2026-05-27 02:40:23] [INFO ] Flow matrix only has 192 transitions (discarded 2566 similar events)
[2026-05-27 02:40:23] [INFO ] Invariant cache hit.
[2026-05-27 02:40:23] [INFO ] State equation strengthened by 183 read => feed constraints.
[2026-05-27 02:40:24] [INFO ] Implicit Places using invariants and state equation in 662 ms returned []
Implicit Place search using SMT with State Equation took 953 ms to find 0 implicit places.
[2026-05-27 02:40:24] [INFO ] Redundant transitions in 85 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 292/297 places, 2758/2791 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 42217 ms. Remains : 292/297 places, 2758/2791 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Stuttering acceptance computed with spot in 92 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D10CS100-LTLCardinality-06
Stuttering criterion allowed to conclude after 199 steps with 0 reset in 5 ms.
FORMULA PhaseVariation-PT-D10CS100-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D10CS100-LTLCardinality-06 finished in 42348 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 297 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 297/297 places, 2791/2791 transitions.
Graph (complete) has 4975 edges and 297 vertex of which 296 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.7 ms
Discarding 1 places :
Also discarding 0 output transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 296 transition count 2790
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 6 place count 292 transition count 2762
Iterating global reduction 1 with 4 rules applied. Total rules applied 10 place count 292 transition count 2762
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 14 place count 292 transition count 2758
Applied a total of 14 rules in 637 ms. Remains 292 /297 variables (removed 5) and now considering 2758/2791 (removed 33) transitions.
Skipped dead transition search.
[2026-05-27 02:40:25] [INFO ] Flow matrix only has 192 transitions (discarded 2566 similar events)
[2026-05-27 02:40:25] [INFO ] Invariant cache hit.
[2026-05-27 02:40:25] [INFO ] Implicit Places using invariants in 301 ms returned []
[2026-05-27 02:40:25] [INFO ] Flow matrix only has 192 transitions (discarded 2566 similar events)
[2026-05-27 02:40:25] [INFO ] Invariant cache hit.
[2026-05-27 02:40:25] [INFO ] State equation strengthened by 183 read => feed constraints.
[2026-05-27 02:40:26] [INFO ] Implicit Places using invariants and state equation in 585 ms returned []
Implicit Place search using SMT with State Equation took 891 ms to find 0 implicit places.
[2026-05-27 02:40:26] [INFO ] Redundant transitions in 198 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 292/297 places, 2758/2791 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1732 ms. Remains : 292/297 places, 2758/2791 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D10CS100-LTLCardinality-08
Stuttering criterion allowed to conclude after 217 steps with 1 reset in 6 ms.
FORMULA PhaseVariation-PT-D10CS100-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D10CS100-LTLCardinality-08 finished in 1815 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 297 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 297/297 places, 2791/2791 transitions.
Graph (complete) has 4975 edges and 297 vertex of which 296 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.4 ms
Discarding 1 places :
Also discarding 0 output transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 296 transition count 2790
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 6 place count 292 transition count 2762
Iterating global reduction 1 with 4 rules applied. Total rules applied 10 place count 292 transition count 2762
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 14 place count 292 transition count 2758
Applied a total of 14 rules in 554 ms. Remains 292 /297 variables (removed 5) and now considering 2758/2791 (removed 33) transitions.
Skipped dead transition search.
[2026-05-27 02:40:26] [INFO ] Flow matrix only has 192 transitions (discarded 2566 similar events)
[2026-05-27 02:40:26] [INFO ] Invariant cache hit.
[2026-05-27 02:40:27] [INFO ] Implicit Places using invariants in 266 ms returned []
[2026-05-27 02:40:27] [INFO ] Flow matrix only has 192 transitions (discarded 2566 similar events)
[2026-05-27 02:40:27] [INFO ] Invariant cache hit.
[2026-05-27 02:40:27] [INFO ] State equation strengthened by 183 read => feed constraints.
[2026-05-27 02:40:27] [INFO ] Implicit Places using invariants and state equation in 599 ms returned []
Implicit Place search using SMT with State Equation took 868 ms to find 0 implicit places.
[2026-05-27 02:40:27] [INFO ] Redundant transitions in 81 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 292/297 places, 2758/2791 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1508 ms. Remains : 292/297 places, 2758/2791 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D10CS100-LTLCardinality-09
Stuttering criterion allowed to conclude after 629 steps with 7 reset in 16 ms.
FORMULA PhaseVariation-PT-D10CS100-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D10CS100-LTLCardinality-09 finished in 1641 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0) U G(p1))))'
Support contains 4 out of 297 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 297/297 places, 2791/2791 transitions.
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 296 transition count 2790
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 6 place count 292 transition count 2762
Iterating global reduction 1 with 4 rules applied. Total rules applied 10 place count 292 transition count 2762
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 14 place count 292 transition count 2758
Applied a total of 14 rules in 27 ms. Remains 292 /297 variables (removed 5) and now considering 2758/2791 (removed 33) transitions.
Skipped dead transition search.
[2026-05-27 02:40:28] [INFO ] Flow matrix only has 192 transitions (discarded 2566 similar events)
[2026-05-27 02:40:28] [INFO ] Invariant cache hit.
[2026-05-27 02:40:28] [INFO ] Implicit Places using invariants in 263 ms returned []
[2026-05-27 02:40:28] [INFO ] Flow matrix only has 192 transitions (discarded 2566 similar events)
[2026-05-27 02:40:28] [INFO ] Invariant cache hit.
[2026-05-27 02:40:28] [INFO ] State equation strengthened by 183 read => feed constraints.
[2026-05-27 02:40:28] [INFO ] Implicit Places using invariants and state equation in 540 ms returned []
Implicit Place search using SMT with State Equation took 817 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 292/297 places, 2758/2791 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 845 ms. Remains : 292/297 places, 2758/2791 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0) U G(p1))))'
Stuttering acceptance computed with spot in 116 ms :[(NOT p1), (NOT p1), (NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D10CS100-LTLCardinality-10
Stuttering criterion allowed to conclude after 187 steps with 0 reset in 6 ms.
FORMULA PhaseVariation-PT-D10CS100-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D10CS100-LTLCardinality-10 finished in 1009 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(((!p0 U (G(!p0)||p1)) U (G((!p0 U (p1||G(!p0))))||(p2&&(!p0 U (p1||G(!p0))))))) U (G(F(((!p0 U (p1||G(!p0))) U ((p2&&(!p0 U (p1||G(!p0))))||G((!p0 U (p1||G(!p0))))))))||(X(p3)&&F(((!p0 U (p1||G(!p0))) U ((p2&&(!p0 U (p1||G(!p0))))||G((!p0 U (p1||G(!p0)))))))))))'
Support contains 7 out of 297 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 297/297 places, 2791/2791 transitions.
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 296 transition count 2790
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 5 place count 293 transition count 2768
Iterating global reduction 1 with 3 rules applied. Total rules applied 8 place count 293 transition count 2768
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 11 place count 293 transition count 2765
Applied a total of 11 rules in 26 ms. Remains 293 /297 variables (removed 4) and now considering 2765/2791 (removed 26) transitions.
Running 2755 sub problems to find dead transitions.
[2026-05-27 02:40:29] [INFO ] Flow matrix only has 193 transitions (discarded 2572 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14646784419149627901.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16048378715930331655.kers'
[2026-05-27 02:40:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14646784419149627901.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16048378715930331655.kers]
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 0 ms.
// Phase 1: matrix 193 rows 286 cols 569 entries
Finished phase 1 with 186 SingleSign rule and 7 generalized
[2026-05-27 02:40:29] [INFO ] Computed 100 invariants in 3 ms
Computed 100 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-16048378715930331655.kers
Total runtime 5 ms.
[2026-05-27 02:40:29] [INFO ] State equation strengthened by 183 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/284 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 2755 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 284/486 variables, and 91 constraints, problems are : Problem set: 0 solved, 2755 unsolved in 20041 ms.
Refiners :[Positive P Invariants (semi-flows): 91/99 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/293 constraints, ReadFeed: 0/183 constraints, PredecessorRefiner: 2755/2754 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2755 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/284 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 2755 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 284/486 variables, and 91 constraints, problems are : Problem set: 0 solved, 2755 unsolved in 20059 ms.
Refiners :[Positive P Invariants (semi-flows): 91/99 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/293 constraints, ReadFeed: 0/183 constraints, PredecessorRefiner: 1/2754 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40612ms problems are : Problem set: 0 solved, 2755 unsolved
Search for dead transitions found 0 dead transitions in 40618ms
[2026-05-27 02:41:09] [INFO ] Flow matrix only has 193 transitions (discarded 2572 similar events)
[2026-05-27 02:41:09] [INFO ] Invariant cache hit.
[2026-05-27 02:41:10] [INFO ] Implicit Places using invariants in 292 ms returned []
[2026-05-27 02:41:10] [INFO ] Flow matrix only has 193 transitions (discarded 2572 similar events)
[2026-05-27 02:41:10] [INFO ] Invariant cache hit.
[2026-05-27 02:41:10] [INFO ] State equation strengthened by 183 read => feed constraints.
[2026-05-27 02:41:10] [INFO ] Implicit Places using invariants and state equation in 558 ms returned []
Implicit Place search using SMT with State Equation took 852 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 293/297 places, 2765/2791 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 41502 ms. Remains : 293/297 places, 2765/2791 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(((!p0 U (G(!p0)||p1)) U (G((!p0 U (p1||G(!p0))))||(p2&&(!p0 U (p1||G(!p0))))))) U (G(F(((!p0 U (p1||G(!p0))) U ((p2&&(!p0 U (p1||G(!p0))))||G((!p0 U (p1||G(!p0))))))))||(X(p3)&&F(((!p0 U (p1||G(!p0))) U ((p2&&(!p0 U (p1||G(!p0))))||G((!p0 U (p1||G(!p0)))))))))))'
Stuttering acceptance computed with spot in 248 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1) (NOT p3)), (AND p0 (NOT p1) (NOT p3)), (AND p0 (NOT p1))]
Running random walk in product with property : PhaseVariation-PT-D10CS100-LTLCardinality-11
Stuttering criterion allowed to conclude after 2371 steps with 14 reset in 54 ms.
FORMULA PhaseVariation-PT-D10CS100-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D10CS100-LTLCardinality-11 finished in 41873 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(G(p0)) U G(p1))))'
Support contains 2 out of 297 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 297/297 places, 2791/2791 transitions.
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 296 transition count 2790
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 6 place count 292 transition count 2762
Iterating global reduction 1 with 4 rules applied. Total rules applied 10 place count 292 transition count 2762
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 14 place count 292 transition count 2758
Applied a total of 14 rules in 26 ms. Remains 292 /297 variables (removed 5) and now considering 2758/2791 (removed 33) transitions.
Running 2749 sub problems to find dead transitions.
[2026-05-27 02:41:11] [INFO ] Flow matrix only has 192 transitions (discarded 2566 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11659952737613976742.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10039043010443393682.kers'
[2026-05-27 02:41:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11659952737613976742.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10039043010443393682.kers]
Culling duplicate invariants (modulo rational): removing 8 columns.
Culled 8 columns in 0 ms.
// Phase 1: matrix 192 rows 284 cols 565 entries
Finished phase 1 with 184 SingleSign rule and 8 generalized
[2026-05-27 02:41:11] [INFO ] Computed 100 invariants in 3 ms
Computed 100 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-10039043010443393682.kers
Total runtime 5 ms.
[2026-05-27 02:41:11] [INFO ] State equation strengthened by 183 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/283 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 2749 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 283/484 variables, and 91 constraints, problems are : Problem set: 0 solved, 2749 unsolved in 20043 ms.
Refiners :[Positive P Invariants (semi-flows): 91/99 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/292 constraints, ReadFeed: 0/183 constraints, PredecessorRefiner: 2749/2748 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2749 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/283 variables, 91/91 constraints. Problems are: Problem set: 0 solved, 2749 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 283/484 variables, and 91 constraints, problems are : Problem set: 0 solved, 2749 unsolved in 20045 ms.
Refiners :[Positive P Invariants (semi-flows): 91/99 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/292 constraints, ReadFeed: 0/183 constraints, PredecessorRefiner: 1/2748 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40657ms problems are : Problem set: 0 solved, 2749 unsolved
Search for dead transitions found 0 dead transitions in 40662ms
[2026-05-27 02:41:51] [INFO ] Flow matrix only has 192 transitions (discarded 2566 similar events)
[2026-05-27 02:41:51] [INFO ] Invariant cache hit.
[2026-05-27 02:41:51] [INFO ] Implicit Places using invariants in 271 ms returned []
[2026-05-27 02:41:51] [INFO ] Flow matrix only has 192 transitions (discarded 2566 similar events)
[2026-05-27 02:41:51] [INFO ] Invariant cache hit.
[2026-05-27 02:41:52] [INFO ] State equation strengthened by 183 read => feed constraints.
[2026-05-27 02:41:52] [INFO ] Implicit Places using invariants and state equation in 604 ms returned []
Implicit Place search using SMT with State Equation took 877 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 292/297 places, 2758/2791 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 41572 ms. Remains : 292/297 places, 2758/2791 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(G(p0)) U G(p1))))'
Stuttering acceptance computed with spot in 140 ms :[(NOT p1), (NOT p1), (NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D10CS100-LTLCardinality-13
Stuttering criterion allowed to conclude after 1232 steps with 7 reset in 34 ms.
FORMULA PhaseVariation-PT-D10CS100-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PhaseVariation-PT-D10CS100-LTLCardinality-13 finished in 41793 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0&&X(p0)))'
Support contains 1 out of 297 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 297/297 places, 2791/2791 transitions.
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 296 transition count 2790
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 6 place count 292 transition count 2762
Iterating global reduction 1 with 4 rules applied. Total rules applied 10 place count 292 transition count 2762
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 14 place count 292 transition count 2758
Applied a total of 14 rules in 26 ms. Remains 292 /297 variables (removed 5) and now considering 2758/2791 (removed 33) transitions.
Skipped dead transition search.
[2026-05-27 02:41:52] [INFO ] Flow matrix only has 192 transitions (discarded 2566 similar events)
[2026-05-27 02:41:52] [INFO ] Invariant cache hit.
[2026-05-27 02:41:53] [INFO ] Implicit Places using invariants in 284 ms returned []
[2026-05-27 02:41:53] [INFO ] Flow matrix only has 192 transitions (discarded 2566 similar events)
[2026-05-27 02:41:53] [INFO ] Invariant cache hit.
[2026-05-27 02:41:53] [INFO ] State equation strengthened by 183 read => feed constraints.
[2026-05-27 02:41:53] [INFO ] Implicit Places using invariants and state equation in 582 ms returned []
Implicit Place search using SMT with State Equation took 879 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 292/297 places, 2758/2791 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 907 ms. Remains : 292/297 places, 2758/2791 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0&&X(p0)))'
Stuttering acceptance computed with spot in 99 ms :[(NOT p0), true, (NOT p0)]
Running random walk in product with property : PhaseVariation-PT-D10CS100-LTLCardinality-15
Product exploration explored 100000 steps with 50000 reset in 588 ms.
Product exploration explored 100000 steps with 50000 reset in 612 ms.
Computed a total of 292 stabilizing places and 2758 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 292 transition count 2758
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 3 factoid took 20 ms. Proved property starting from automaton with 3 states, 4 edges and 1 AP (stutter sensitive
Knowledge-based reduction took 214 ms.
FORMULA PhaseVariation-PT-D10CS100-LTLCardinality-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PhaseVariation-PT-D10CS100-LTLCardinality-15 finished in 2461 ms.
All properties solved by simple procedures.
Total runtime 430370 ms.
BK_STOP 1779849715558
--------------------
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
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -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 LTLCardinality -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="PhaseVariation-PT-D10CS100"
export BK_EXAMINATION="LTLCardinality"
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 PhaseVariation-PT-D10CS100, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r194-tall-177969914400899"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/PhaseVariation-PT-D10CS100.tgz
mv PhaseVariation-PT-D10CS100 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;