About the Execution of ITS-Tools for FunctionPointer-PT-c008
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 16102.287 | 3600000.00 | 6234248.00 | 32642.70 | T?FFTF?TFFFFFFTF | 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.r146-tall-177961074000132.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 FunctionPointer-PT-c008, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r146-tall-177961074000132
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.6M
-rw-r--r-- 1 mcc users 7.7K Mar 7 07:32 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K Mar 7 07:32 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.6K Mar 7 07:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 73K Mar 7 07:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 15 10:25 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 10:25 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 10:25 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 10:25 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.0K Mar 7 07:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 76K Mar 7 07:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.8K Mar 7 07:32 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 73K Mar 7 07:32 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 10:25 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:25 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 4.2M 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 FunctionPointer-PT-c008-LTLFireability-00
FORMULA_NAME FunctionPointer-PT-c008-LTLFireability-01
FORMULA_NAME FunctionPointer-PT-c008-LTLFireability-02
FORMULA_NAME FunctionPointer-PT-c008-LTLFireability-03
FORMULA_NAME FunctionPointer-PT-c008-LTLFireability-04
FORMULA_NAME FunctionPointer-PT-c008-LTLFireability-05
FORMULA_NAME FunctionPointer-PT-c008-LTLFireability-06
FORMULA_NAME FunctionPointer-PT-c008-LTLFireability-07
FORMULA_NAME FunctionPointer-PT-c008-LTLFireability-08
FORMULA_NAME FunctionPointer-PT-c008-LTLFireability-09
FORMULA_NAME FunctionPointer-PT-c008-LTLFireability-10
FORMULA_NAME FunctionPointer-PT-c008-LTLFireability-11
FORMULA_NAME FunctionPointer-PT-c008-LTLFireability-12
FORMULA_NAME FunctionPointer-PT-c008-LTLFireability-13
FORMULA_NAME FunctionPointer-PT-c008-LTLFireability-14
FORMULA_NAME FunctionPointer-PT-c008-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1779692237802
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FunctionPointer-PT-c008
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-25 06:57:18] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-25 06:57:18] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 06:57:19] [INFO ] Load time of PNML (sax parser for PT used): 358 ms
[2026-05-25 06:57:19] [INFO ] Transformed 2826 places.
[2026-05-25 06:57:19] [INFO ] Transformed 8960 transitions.
[2026-05-25 06:57:19] [INFO ] Parsed PT model containing 2826 places and 8960 transitions and 36096 arcs in 492 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Deduced a syphon composed of 1198 places in 38 ms
Reduce places removed 1198 places and 2998 transitions.
FORMULA FunctionPointer-PT-c008-LTLFireability-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c008-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c008-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c008-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c008-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 31 out of 1628 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1628/1628 places, 5962/5962 transitions.
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 0 with 17 rules applied. Total rules applied 17 place count 1611 transition count 5962
Discarding 288 places :
Symmetric choice reduction at 1 with 288 rule applications. Total rules 305 place count 1323 transition count 3822
Iterating global reduction 1 with 288 rules applied. Total rules applied 593 place count 1323 transition count 3822
Ensure Unique test removed 436 transitions
Reduce isomorphic transitions removed 436 transitions.
Iterating post reduction 1 with 436 rules applied. Total rules applied 1029 place count 1323 transition count 3386
Discarding 149 places :
Symmetric choice reduction at 2 with 149 rule applications. Total rules 1178 place count 1174 transition count 3088
Iterating global reduction 2 with 149 rules applied. Total rules applied 1327 place count 1174 transition count 3088
Ensure Unique test removed 100 transitions
Reduce isomorphic transitions removed 100 transitions.
Iterating post reduction 2 with 100 rules applied. Total rules applied 1427 place count 1174 transition count 2988
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1440 place count 1161 transition count 2962
Iterating global reduction 3 with 13 rules applied. Total rules applied 1453 place count 1161 transition count 2962
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1466 place count 1148 transition count 2936
Iterating global reduction 3 with 13 rules applied. Total rules applied 1479 place count 1148 transition count 2936
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1492 place count 1135 transition count 2910
Iterating global reduction 3 with 13 rules applied. Total rules applied 1505 place count 1135 transition count 2910
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1518 place count 1122 transition count 2884
Iterating global reduction 3 with 13 rules applied. Total rules applied 1531 place count 1122 transition count 2884
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1544 place count 1109 transition count 2858
Iterating global reduction 3 with 13 rules applied. Total rules applied 1557 place count 1109 transition count 2858
Discarding 11 places :
Symmetric choice reduction at 3 with 11 rule applications. Total rules 1568 place count 1098 transition count 2836
Iterating global reduction 3 with 11 rules applied. Total rules applied 1579 place count 1098 transition count 2836
Discarding 10 places :
Symmetric choice reduction at 3 with 10 rule applications. Total rules 1589 place count 1088 transition count 2816
Iterating global reduction 3 with 10 rules applied. Total rules applied 1599 place count 1088 transition count 2816
Discarding 37 places :
Symmetric choice reduction at 3 with 37 rule applications. Total rules 1636 place count 1051 transition count 2678
Iterating global reduction 3 with 37 rules applied. Total rules applied 1673 place count 1051 transition count 2678
Discarding 45 places :
Symmetric choice reduction at 3 with 45 rule applications. Total rules 1718 place count 1006 transition count 2498
Iterating global reduction 3 with 45 rules applied. Total rules applied 1763 place count 1006 transition count 2498
Discarding 45 places :
Symmetric choice reduction at 3 with 45 rule applications. Total rules 1808 place count 961 transition count 2382
Iterating global reduction 3 with 45 rules applied. Total rules applied 1853 place count 961 transition count 2382
Discarding 45 places :
Symmetric choice reduction at 3 with 45 rule applications. Total rules 1898 place count 916 transition count 2292
Iterating global reduction 3 with 45 rules applied. Total rules applied 1943 place count 916 transition count 2292
Discarding 45 places :
Symmetric choice reduction at 3 with 45 rule applications. Total rules 1988 place count 871 transition count 2202
Iterating global reduction 3 with 45 rules applied. Total rules applied 2033 place count 871 transition count 2202
Discarding 45 places :
Symmetric choice reduction at 3 with 45 rule applications. Total rules 2078 place count 826 transition count 2112
Iterating global reduction 3 with 45 rules applied. Total rules applied 2123 place count 826 transition count 2112
Discarding 43 places :
Symmetric choice reduction at 3 with 43 rule applications. Total rules 2166 place count 783 transition count 2026
Iterating global reduction 3 with 43 rules applied. Total rules applied 2209 place count 783 transition count 2026
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 2221 place count 771 transition count 2002
Iterating global reduction 3 with 12 rules applied. Total rules applied 2233 place count 771 transition count 2002
Applied a total of 2233 rules in 1430 ms. Remains 771 /1628 variables (removed 857) and now considering 2002/5962 (removed 3960) transitions.
[2026-05-25 06:57:21] [INFO ] Flow matrix only has 1346 transitions (discarded 656 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18076808452533103567.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18416343001252685313.kers'
[2026-05-25 06:57:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18076808452533103567.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18416343001252685313.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1346 rows 771 cols 3676 entries
Finished phase 1 with 768 SingleSign rule and 1 generalized
[2026-05-25 06:57:21] [INFO ] Computed 2 invariants in 5 ms
Computed 2 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-18416343001252685313.kers
Total runtime 6 ms.
[2026-05-25 06:57:21] [INFO ] Implicit Places using invariants in 722 ms returned []
[2026-05-25 06:57:21] [INFO ] Flow matrix only has 1346 transitions (discarded 656 similar events)
[2026-05-25 06:57:21] [INFO ] Invariant cache hit.
[2026-05-25 06:57:22] [INFO ] State equation strengthened by 323 read => feed constraints.
[2026-05-25 06:57:25] [INFO ] Implicit Places using invariants and state equation in 3445 ms returned []
Implicit Place search using SMT with State Equation took 4201 ms to find 0 implicit places.
Running 2000 sub problems to find dead transitions.
[2026-05-25 06:57:25] [INFO ] Flow matrix only has 1346 transitions (discarded 656 similar events)
[2026-05-25 06:57:25] [INFO ] Invariant cache hit.
[2026-05-25 06:57:25] [INFO ] State equation strengthened by 323 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/771 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2000 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/771 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2000 unsolved
(s584 1.0timeout
^^^^^^^^^^
(error "Invalid token: 1.0timeout")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 771/2117 variables, and 2 constraints, problems are : Problem set: 0 solved, 2000 unsolved in 30061 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/771 constraints, ReadFeed: 0/323 constraints, PredecessorRefiner: 2000/2000 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2000 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/771 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2000 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/771 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2000 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 771/2117 variables, and 2 constraints, problems are : Problem set: 0 solved, 2000 unsolved in 30051 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/771 constraints, ReadFeed: 0/323 constraints, PredecessorRefiner: 0/2000 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63834ms problems are : Problem set: 0 solved, 2000 unsolved
Search for dead transitions found 0 dead transitions in 63858ms
Starting structural reductions in LTL mode, iteration 1 : 771/1628 places, 2002/5962 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 69531 ms. Remains : 771/1628 places, 2002/5962 transitions.
Starting structural reductions in LTL mode, iteration 0 : 771/771 places, 2002/2002 transitions.
Applied a total of 0 rules in 18 ms. Remains 771 /771 variables (removed 0) and now considering 2002/2002 (removed 0) transitions.
[2026-05-25 06:58:29] [INFO ] Flow matrix only has 1346 transitions (discarded 656 similar events)
[2026-05-25 06:58:29] [INFO ] Invariant cache hit.
[2026-05-25 06:58:29] [INFO ] Implicit Places using invariants in 369 ms returned []
[2026-05-25 06:58:29] [INFO ] Flow matrix only has 1346 transitions (discarded 656 similar events)
[2026-05-25 06:58:29] [INFO ] Invariant cache hit.
[2026-05-25 06:58:29] [INFO ] State equation strengthened by 323 read => feed constraints.
[2026-05-25 06:58:33] [INFO ] Implicit Places using invariants and state equation in 3469 ms returned []
Implicit Place search using SMT with State Equation took 3841 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 3861 ms. Remains : 771/771 places, 2002/2002 transitions.
Support contains 31 out of 771 places after structural reductions.
[2026-05-25 06:58:33] [INFO ] Flatten gal took : 138 ms
[2026-05-25 06:58:33] [INFO ] Flatten gal took : 90 ms
[2026-05-25 06:58:33] [INFO ] Input system was already deterministic with 2002 transitions.
Reduction of identical properties reduced properties to check from 27 to 26
RANDOM walk for 40007 steps (8 resets) in 4016 ms. (9 steps per ms) remains 21/26 properties
BEST_FIRST walk for 4003 steps (8 resets) in 24 ms. (160 steps per ms) remains 20/21 properties
BEST_FIRST walk for 4003 steps (8 resets) in 35 ms. (111 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 14 ms. (266 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 13 ms. (285 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 9 ms. (400 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 10 ms. (363 steps per ms) remains 20/20 properties
[2026-05-25 06:58:34] [INFO ] Flow matrix only has 1346 transitions (discarded 656 similar events)
[2026-05-25 06:58:34] [INFO ] Invariant cache hit.
[2026-05-25 06:58:34] [INFO ] State equation strengthened by 323 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 381/406 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/406 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (OVERLAPS) 1003/1409 variables, 406/407 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1409 variables, 236/643 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1409 variables, 0/643 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (OVERLAPS) 585/1994 variables, 257/900 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1994 variables, 1/901 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1994 variables, 87/988 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1994 variables, 0/988 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 10 (OVERLAPS) 118/2112 variables, 105/1093 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2112 variables, 0/1093 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 12 (OVERLAPS) 4/2116 variables, 2/1095 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2116 variables, 0/1095 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 14 (OVERLAPS) 1/2117 variables, 1/1096 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/2117 variables, 0/1096 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 16 (OVERLAPS) 0/2117 variables, 0/1096 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2117/2117 variables, and 1096 constraints, problems are : Problem set: 0 solved, 20 unsolved in 3818 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 771/771 constraints, ReadFeed: 323/323 constraints, PredecessorRefiner: 20/18 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 381/406 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/406 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (OVERLAPS) 1003/1409 variables, 406/407 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1409 variables, 236/643 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1409 variables, 2/645 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1409 variables, 1/646 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1409 variables, 0/646 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (OVERLAPS) 585/1994 variables, 257/903 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1994 variables, 1/904 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1994 variables, 87/991 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1994 variables, 18/1009 constraints. Problems are: Problem set: 0 solved, 20 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1994/2117 variables, and 1009 constraints, problems are : Problem set: 0 solved, 20 unsolved in 5016 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 663/771 constraints, ReadFeed: 323/323 constraints, PredecessorRefiner: 20/18 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 3/3 constraints]
After SMT, in 8918ms problems are : Problem set: 0 solved, 20 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 25 out of 771 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 771/771 places, 2002/2002 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 769 transition count 1998
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 769 transition count 1998
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 8 place count 769 transition count 1994
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 10 place count 767 transition count 1990
Iterating global reduction 1 with 2 rules applied. Total rules applied 12 place count 767 transition count 1990
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 14 place count 765 transition count 1986
Iterating global reduction 1 with 2 rules applied. Total rules applied 16 place count 765 transition count 1986
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 19 place count 762 transition count 1976
Iterating global reduction 1 with 3 rules applied. Total rules applied 22 place count 762 transition count 1976
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 25 place count 759 transition count 1966
Iterating global reduction 1 with 3 rules applied. Total rules applied 28 place count 759 transition count 1966
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 31 place count 756 transition count 1960
Iterating global reduction 1 with 3 rules applied. Total rules applied 34 place count 756 transition count 1960
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 37 place count 753 transition count 1954
Iterating global reduction 1 with 3 rules applied. Total rules applied 40 place count 753 transition count 1954
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 43 place count 750 transition count 1948
Iterating global reduction 1 with 3 rules applied. Total rules applied 46 place count 750 transition count 1948
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 51 place count 745 transition count 1932
Iterating global reduction 1 with 5 rules applied. Total rules applied 56 place count 745 transition count 1932
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 61 place count 740 transition count 1916
Iterating global reduction 1 with 5 rules applied. Total rules applied 66 place count 740 transition count 1916
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 69 place count 737 transition count 1910
Iterating global reduction 1 with 3 rules applied. Total rules applied 72 place count 737 transition count 1910
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 75 place count 734 transition count 1904
Iterating global reduction 1 with 3 rules applied. Total rules applied 78 place count 734 transition count 1904
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 81 place count 731 transition count 1898
Iterating global reduction 1 with 3 rules applied. Total rules applied 84 place count 731 transition count 1898
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 87 place count 728 transition count 1892
Iterating global reduction 1 with 3 rules applied. Total rules applied 90 place count 728 transition count 1892
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 93 place count 725 transition count 1886
Iterating global reduction 1 with 3 rules applied. Total rules applied 96 place count 725 transition count 1886
Drop transitions (Redundant composition of simpler transitions.) removed 28 transitions
Redundant transition composition rules discarded 28 transitions
Iterating global reduction 1 with 28 rules applied. Total rules applied 124 place count 725 transition count 1858
Applied a total of 124 rules in 623 ms. Remains 725 /771 variables (removed 46) and now considering 1858/2002 (removed 144) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 624 ms. Remains : 725/771 places, 1858/2002 transitions.
RANDOM walk for 40001 steps (8 resets) in 398 ms. (100 steps per ms) remains 16/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 8 ms. (444 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (8 resets) in 16 ms. (235 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 8 ms. (444 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 9 ms. (400 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 12 ms. (307 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 9 ms. (400 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 9 ms. (400 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 13 ms. (285 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 8 ms. (444 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (8 resets) in 14 ms. (266 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 10 ms. (363 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 11 ms. (333 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 8 ms. (444 steps per ms) remains 16/16 properties
[2026-05-25 06:58:44] [INFO ] Flow matrix only has 1252 transitions (discarded 606 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5316081700436137283.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4412252958231606795.kers'
[2026-05-25 06:58:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5316081700436137283.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4412252958231606795.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1252 rows 725 cols 3432 entries
Finished phase 1 with 722 SingleSign rule and 1 generalized
[2026-05-25 06:58:44] [INFO ] Computed 2 invariants in 5 ms
Computed 2 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-4412252958231606795.kers
Total runtime 6 ms.
[2026-05-25 06:58:44] [INFO ] State equation strengthened by 307 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (OVERLAPS) 382/403 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/403 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (OVERLAPS) 962/1365 variables, 403/404 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1365 variables, 226/630 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1365 variables, 0/630 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (OVERLAPS) 513/1878 variables, 227/857 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1878 variables, 1/858 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1878 variables, 81/939 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1878 variables, 0/939 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 10 (OVERLAPS) 99/1977 variables, 95/1034 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1977 variables, 0/1034 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 12 (OVERLAPS) 0/1977 variables, 0/1034 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1977/1977 variables, and 1034 constraints, problems are : Problem set: 0 solved, 16 unsolved in 2417 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 725/725 constraints, ReadFeed: 307/307 constraints, PredecessorRefiner: 16/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (OVERLAPS) 382/403 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/403 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (OVERLAPS) 962/1365 variables, 403/404 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1365 variables, 226/630 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1365 variables, 2/632 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1365 variables, 0/632 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 513/1878 variables, 227/859 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1878 variables, 1/860 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1878 variables, 81/941 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1878 variables, 15/956 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1878 variables, 1/957 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1878 variables, 12/969 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1878 variables, 3/972 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1878 variables, 0/972 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 15 (OVERLAPS) 99/1977 variables, 95/1067 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1977 variables, 16/1083 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1977 variables, 0/1083 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 18 (OVERLAPS) 0/1977 variables, 0/1083 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1977/1977 variables, and 1083 constraints, problems are : Problem set: 0 solved, 16 unsolved in 29794 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 725/725 constraints, ReadFeed: 307/307 constraints, PredecessorRefiner: 16/15 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 33/33 constraints]
After SMT, in 32282ms problems are : Problem set: 0 solved, 16 unsolved
Parikh walk visited 13 properties in 4094 ms.
Support contains 4 out of 725 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 725/725 places, 1858/1858 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 712 transition count 1828
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 712 transition count 1828
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 34 place count 712 transition count 1820
Discarding 12 places :
Symmetric choice reduction at 1 with 12 rule applications. Total rules 46 place count 700 transition count 1796
Iterating global reduction 1 with 12 rules applied. Total rules applied 58 place count 700 transition count 1796
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 68 place count 690 transition count 1764
Iterating global reduction 1 with 10 rules applied. Total rules applied 78 place count 690 transition count 1764
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 88 place count 680 transition count 1740
Iterating global reduction 1 with 10 rules applied. Total rules applied 98 place count 680 transition count 1740
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 108 place count 670 transition count 1720
Iterating global reduction 1 with 10 rules applied. Total rules applied 118 place count 670 transition count 1720
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 128 place count 660 transition count 1700
Iterating global reduction 1 with 10 rules applied. Total rules applied 138 place count 660 transition count 1700
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 148 place count 650 transition count 1680
Iterating global reduction 1 with 10 rules applied. Total rules applied 158 place count 650 transition count 1680
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 166 place count 642 transition count 1664
Iterating global reduction 1 with 8 rules applied. Total rules applied 174 place count 642 transition count 1664
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 182 place count 634 transition count 1648
Iterating global reduction 1 with 8 rules applied. Total rules applied 190 place count 634 transition count 1648
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 192 place count 632 transition count 1644
Iterating global reduction 1 with 2 rules applied. Total rules applied 194 place count 632 transition count 1644
Applied a total of 194 rules in 282 ms. Remains 632 /725 variables (removed 93) and now considering 1644/1858 (removed 214) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 282 ms. Remains : 632/725 places, 1644/1858 transitions.
RANDOM walk for 40007 steps (8 resets) in 195 ms. (204 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 102 ms. (388 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 93 ms. (425 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 98 ms. (404 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 269748 steps, run timeout after 3001 ms. (steps per millisecond=89 ) properties seen :0 out of 3
Probabilistic random walk after 269748 steps, saw 175099 distinct states, run finished after 3007 ms. (steps per millisecond=89 ) properties seen :0
[2026-05-25 06:59:24] [INFO ] Flow matrix only has 1099 transitions (discarded 545 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1146798207730847430.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13965931643901569500.kers'
[2026-05-25 06:59:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1146798207730847430.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13965931643901569500.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1099 rows 632 cols 3020 entries
Finished phase 1 with 629 SingleSign rule and 1 generalized
[2026-05-25 06:59:24] [INFO ] Computed 2 invariants in 4 ms
Computed 2 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-13965931643901569500.kers
Total runtime 5 ms.
[2026-05-25 06:59:24] [INFO ] State equation strengthened by 271 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 344/348 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/348 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 1170/1518 variables, 484/488 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1518 variables, 271/759 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1518 variables, 0/759 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 62/1580 variables, 1/760 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1580 variables, 0/760 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 1/1581 variables, 1/761 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1581 variables, 1/762 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1581 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 148/1729 variables, 141/903 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1729 variables, 0/903 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 2/1731 variables, 2/905 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1731 variables, 0/905 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 0/1731 variables, 0/905 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1731/1731 variables, and 905 constraints, problems are : Problem set: 0 solved, 3 unsolved in 1181 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 632/632 constraints, ReadFeed: 271/271 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 344/348 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/348 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 1170/1518 variables, 484/488 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1518 variables, 271/759 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1518 variables, 3/762 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1518 variables, 0/762 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 62/1580 variables, 1/763 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1580 variables, 20/783 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1580 variables, 20/803 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1580 variables, 16/819 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1580 variables, 0/819 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 1/1581 variables, 1/820 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1581 variables, 1/821 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1581 variables, 0/821 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 148/1729 variables, 141/962 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1729 variables, 1/963 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1729 variables, 2/965 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1729 variables, 0/965 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (OVERLAPS) 2/1731 variables, 2/967 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1731 variables, 0/967 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (OVERLAPS) 0/1731 variables, 0/967 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1731/1731 variables, and 967 constraints, problems are : Problem set: 0 solved, 3 unsolved in 11610 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 632/632 constraints, ReadFeed: 271/271 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 58/58 constraints]
After SMT, in 12820ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Finished Parikh walk after 8433 steps, including 148 resets, run visited all 1 properties in 35 ms. (steps per millisecond=240 )
Parikh walk visited 3 properties in 182 ms.
Computed a total of 192 stabilizing places and 512 stable 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 U G(!p0)))'
Support contains 2 out of 771 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 771/771 places, 2002/2002 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 754 transition count 1962
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 754 transition count 1962
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 44 place count 754 transition count 1952
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 60 place count 738 transition count 1916
Iterating global reduction 1 with 16 rules applied. Total rules applied 76 place count 738 transition count 1916
Discarding 13 places :
Symmetric choice reduction at 1 with 13 rule applications. Total rules 89 place count 725 transition count 1876
Iterating global reduction 1 with 13 rules applied. Total rules applied 102 place count 725 transition count 1876
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 119 place count 708 transition count 1814
Iterating global reduction 1 with 17 rules applied. Total rules applied 136 place count 708 transition count 1814
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 153 place count 691 transition count 1766
Iterating global reduction 1 with 17 rules applied. Total rules applied 170 place count 691 transition count 1766
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 187 place count 674 transition count 1732
Iterating global reduction 1 with 17 rules applied. Total rules applied 204 place count 674 transition count 1732
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 221 place count 657 transition count 1698
Iterating global reduction 1 with 17 rules applied. Total rules applied 238 place count 657 transition count 1698
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 253 place count 642 transition count 1668
Iterating global reduction 1 with 15 rules applied. Total rules applied 268 place count 642 transition count 1668
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 283 place count 627 transition count 1636
Iterating global reduction 1 with 15 rules applied. Total rules applied 298 place count 627 transition count 1636
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 306 place count 619 transition count 1618
Iterating global reduction 1 with 8 rules applied. Total rules applied 314 place count 619 transition count 1618
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 315 place count 618 transition count 1616
Iterating global reduction 1 with 1 rules applied. Total rules applied 316 place count 618 transition count 1616
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 317 place count 617 transition count 1614
Iterating global reduction 1 with 1 rules applied. Total rules applied 318 place count 617 transition count 1614
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 319 place count 616 transition count 1612
Iterating global reduction 1 with 1 rules applied. Total rules applied 320 place count 616 transition count 1612
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 321 place count 615 transition count 1610
Iterating global reduction 1 with 1 rules applied. Total rules applied 322 place count 615 transition count 1610
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 323 place count 614 transition count 1608
Iterating global reduction 1 with 1 rules applied. Total rules applied 324 place count 614 transition count 1608
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 1 with 4 rules applied. Total rules applied 328 place count 614 transition count 1604
Applied a total of 328 rules in 1052 ms. Remains 614 /771 variables (removed 157) and now considering 1604/2002 (removed 398) transitions.
[2026-05-25 06:59:39] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15328396726533762282.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1485605108388749810.kers'
[2026-05-25 06:59:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15328396726533762282.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1485605108388749810.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1071 rows 614 cols 2944 entries
Finished phase 1 with 611 SingleSign rule and 1 generalized
[2026-05-25 06:59:39] [INFO ] Computed 2 invariants in 8 ms
Computed 2 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-1485605108388749810.kers
Total runtime 9 ms.
[2026-05-25 06:59:39] [INFO ] Implicit Places using invariants in 438 ms returned []
[2026-05-25 06:59:39] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2026-05-25 06:59:39] [INFO ] Invariant cache hit.
[2026-05-25 06:59:39] [INFO ] State equation strengthened by 265 read => feed constraints.
[2026-05-25 06:59:41] [INFO ] Implicit Places using invariants and state equation in 2414 ms returned []
Implicit Place search using SMT with State Equation took 2857 ms to find 0 implicit places.
[2026-05-25 06:59:42] [INFO ] Redundant transitions in 100 ms returned []
Running 1602 sub problems to find dead transitions.
[2026-05-25 06:59:42] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2026-05-25 06:59:42] [INFO ] Invariant cache hit.
[2026-05-25 06:59:42] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 614/1685 variables, and 2 constraints, problems are : Problem set: 0 solved, 1602 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/614 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 1602/1602 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1602 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 614/1685 variables, and 2 constraints, problems are : Problem set: 0 solved, 1602 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/614 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 0/1602 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62223ms problems are : Problem set: 0 solved, 1602 unsolved
Search for dead transitions found 0 dead transitions in 62227ms
Starting structural reductions in SI_LTL mode, iteration 1 : 614/771 places, 1604/2002 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 66252 ms. Remains : 614/771 places, 1604/2002 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 U G(!p0)))'
Stuttering acceptance computed with spot in 210 ms :[p0, true, p0]
Running random walk in product with property : FunctionPointer-PT-c008-LTLFireability-01
Product exploration explored 100000 steps with 0 reset in 626 ms.
Product exploration explored 100000 steps with 0 reset in 581 ms.
Computed a total of 192 stabilizing places and 512 stable transitions
Computed a total of 192 stabilizing places and 512 stable transitions
Knowledge based reduction with 3 factoid took 51 ms. Reduced automaton from 3 states, 5 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 40009 steps (8 resets) in 278 ms. (143 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 130 ms. (305 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 460476 steps, run timeout after 3001 ms. (steps per millisecond=153 ) properties seen :0 out of 1
Probabilistic random walk after 460476 steps, saw 298881 distinct states, run finished after 3001 ms. (steps per millisecond=153 ) properties seen :0
[2026-05-25 07:00:48] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2026-05-25 07:00:48] [INFO ] Invariant cache hit.
[2026-05-25 07:00:48] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 334/336 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/336 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1139/1475 variables, 471/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1475 variables, 265/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1475 variables, 0/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 62/1537 variables, 1/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1537 variables, 0/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/1538 variables, 1/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1538 variables, 1/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1538 variables, 0/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 139/1677 variables, 135/876 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1677 variables, 0/876 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 5/1682 variables, 3/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1682 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 3/1685 variables, 2/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1685 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/1685 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1685/1685 variables, and 881 constraints, problems are : Problem set: 0 solved, 1 unsolved in 680 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 334/336 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/336 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1139/1475 variables, 471/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1475 variables, 265/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1475 variables, 1/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1475 variables, 0/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 62/1537 variables, 1/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1537 variables, 20/760 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1537 variables, 20/780 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SMT process timed out in 5731ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 55 ms.
Support contains 2 out of 614 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 614/614 places, 1604/1604 transitions.
Applied a total of 0 rules in 74 ms. Remains 614 /614 variables (removed 0) and now considering 1604/1604 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 74 ms. Remains : 614/614 places, 1604/1604 transitions.
RANDOM walk for 40000 steps (8 resets) in 194 ms. (205 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 461986 steps, run timeout after 3001 ms. (steps per millisecond=153 ) properties seen :0 out of 1
Probabilistic random walk after 461986 steps, saw 299861 distinct states, run finished after 3001 ms. (steps per millisecond=153 ) properties seen :0
[2026-05-25 07:00:57] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2026-05-25 07:00:57] [INFO ] Invariant cache hit.
[2026-05-25 07:00:57] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 334/336 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/336 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1139/1475 variables, 471/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1475 variables, 265/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1475 variables, 0/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 62/1537 variables, 1/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1537 variables, 0/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/1538 variables, 1/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1538 variables, 1/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1538 variables, 0/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 139/1677 variables, 135/876 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1677 variables, 0/876 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 5/1682 variables, 3/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1682 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 3/1685 variables, 2/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1685 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/1685 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1685/1685 variables, and 881 constraints, problems are : Problem set: 0 solved, 1 unsolved in 593 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 334/336 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/336 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1139/1475 variables, 471/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1475 variables, 265/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1475 variables, 1/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1475 variables, 0/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 62/1537 variables, 1/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1537 variables, 20/760 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1537 variables, 20/780 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1537 variables, 17/797 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1537 variables, 0/797 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/1538 variables, 1/798 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1538 variables, 1/799 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1538 variables, 0/799 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 139/1677 variables, 135/934 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1677 variables, 1/935 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1677 variables, 1/936 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1677 variables, 0/936 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 5/1682 variables, 3/939 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1682 variables, 1/940 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1682 variables, 0/940 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 3/1685 variables, 2/942 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1685 variables, 0/942 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1685 variables, 0/942 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1685/1685 variables, and 942 constraints, problems are : Problem set: 0 solved, 1 unsolved in 8252 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 59/59 constraints]
After SMT, in 8869ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 71 ms.
Support contains 2 out of 614 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 614/614 places, 1604/1604 transitions.
Applied a total of 0 rules in 73 ms. Remains 614 /614 variables (removed 0) and now considering 1604/1604 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73 ms. Remains : 614/614 places, 1604/1604 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 614/614 places, 1604/1604 transitions.
Applied a total of 0 rules in 76 ms. Remains 614 /614 variables (removed 0) and now considering 1604/1604 (removed 0) transitions.
[2026-05-25 07:01:07] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2026-05-25 07:01:07] [INFO ] Invariant cache hit.
[2026-05-25 07:01:07] [INFO ] Implicit Places using invariants in 360 ms returned []
[2026-05-25 07:01:07] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2026-05-25 07:01:07] [INFO ] Invariant cache hit.
[2026-05-25 07:01:07] [INFO ] State equation strengthened by 265 read => feed constraints.
[2026-05-25 07:01:09] [INFO ] Implicit Places using invariants and state equation in 2360 ms returned []
Implicit Place search using SMT with State Equation took 2723 ms to find 0 implicit places.
[2026-05-25 07:01:09] [INFO ] Redundant transitions in 94 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2898 ms. Remains : 614/614 places, 1604/1604 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 944 edges and 614 vertex of which 192 / 614 are part of one of the 64 SCC in 3 ms
Free SCC test removed 128 places
Drop transitions (Empty/Sink Transition effects.) removed 320 transitions
Ensure Unique test removed 405 transitions
Reduce isomorphic transitions removed 725 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 11 place count 486 transition count 869
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 21 place count 476 transition count 869
Performed 73 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 73 Pre rules applied. Total rules applied 21 place count 476 transition count 796
Deduced a syphon composed of 73 places in 0 ms
Reduce places removed 73 places and 0 transitions.
Iterating global reduction 2 with 146 rules applied. Total rules applied 167 place count 403 transition count 796
Discarding 63 places :
Symmetric choice reduction at 2 with 63 rule applications. Total rules 230 place count 340 transition count 733
Iterating global reduction 2 with 63 rules applied. Total rules applied 293 place count 340 transition count 733
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 126 transitions.
Iterating post reduction 2 with 126 rules applied. Total rules applied 419 place count 340 transition count 607
Performed 127 Post agglomeration using F-continuation condition.Transition count delta: 127
Deduced a syphon composed of 127 places in 0 ms
Reduce places removed 127 places and 0 transitions.
Iterating global reduction 3 with 254 rules applied. Total rules applied 673 place count 213 transition count 480
Discarding 64 places :
Symmetric choice reduction at 3 with 64 rule applications. Total rules 737 place count 149 transition count 352
Iterating global reduction 3 with 64 rules applied. Total rules applied 801 place count 149 transition count 352
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 802 place count 149 transition count 351
Discarding 63 places :
Symmetric choice reduction at 4 with 63 rule applications. Total rules 865 place count 86 transition count 225
Iterating global reduction 4 with 63 rules applied. Total rules applied 928 place count 86 transition count 225
Discarding 63 places :
Symmetric choice reduction at 4 with 63 rule applications. Total rules 991 place count 23 transition count 99
Iterating global reduction 4 with 63 rules applied. Total rules applied 1054 place count 23 transition count 99
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 4 with 63 rules applied. Total rules applied 1117 place count 23 transition count 36
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 1117 place count 23 transition count 35
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 1119 place count 22 transition count 35
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 1121 place count 21 transition count 34
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 1123 place count 20 transition count 34
Applied a total of 1123 rules in 84 ms. Remains 20 /614 variables (removed 594) and now considering 34/1604 (removed 1570) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5462076611565580831.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6419961334744289760.kers'
[2026-05-25 07:01:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5462076611565580831.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6419961334744289760.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 34 rows 20 cols 112 entries
Finished phase 1 with 17 SingleSign rule and 1 generalized
[2026-05-25 07:01:09] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-6419961334744289760.kers
Total runtime 0 ms.
[2026-05-25 07:01:09] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-25 07:01:09] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-25 07:01:09] [INFO ] After 11ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2026-05-25 07:01:09] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-25 07:01:09] [INFO ] After 3ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-25 07:01:09] [INFO ] After 45ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-25 07:01:09] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-25 07:01:09] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2026-05-25 07:01:10] [INFO ] After 10ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2026-05-25 07:01:10] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-25 07:01:10] [INFO ] After 6ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-25 07:01:10] [INFO ] After 38ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 176 ms.
Knowledge based reduction with 3 factoid took 43 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 44 ms :[true, p0]
Knowledge-based reduction took 24339 ms.
Stuttering acceptance computed with spot in 48 ms :[true, p0]
Support contains 2 out of 614 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 614/614 places, 1604/1604 transitions.
Applied a total of 0 rules in 82 ms. Remains 614 /614 variables (removed 0) and now considering 1604/1604 (removed 0) transitions.
[2026-05-25 07:01:10] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7770299846870780469.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9510629446396175813.kers'
[2026-05-25 07:01:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7770299846870780469.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9510629446396175813.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1071 rows 614 cols 2944 entries
Finished phase 1 with 611 SingleSign rule and 1 generalized
[2026-05-25 07:01:10] [INFO ] Computed 2 invariants in 8 ms
Computed 2 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-9510629446396175813.kers
Total runtime 9 ms.
[2026-05-25 07:01:10] [INFO ] Implicit Places using invariants in 377 ms returned []
[2026-05-25 07:01:10] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2026-05-25 07:01:10] [INFO ] Invariant cache hit.
[2026-05-25 07:01:10] [INFO ] State equation strengthened by 265 read => feed constraints.
[2026-05-25 07:01:13] [INFO ] Implicit Places using invariants and state equation in 2377 ms returned []
Implicit Place search using SMT with State Equation took 2755 ms to find 0 implicit places.
[2026-05-25 07:01:13] [INFO ] Redundant transitions in 44 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2891 ms. Remains : 614/614 places, 1604/1604 transitions.
Computed a total of 192 stabilizing places and 512 stable transitions
Computed a total of 192 stabilizing places and 512 stable transitions
Knowledge based reduction with 3 factoid took 47 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 40000 steps (8 resets) in 173 ms. (229 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 68 ms. (579 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 464480 steps, run timeout after 3001 ms. (steps per millisecond=154 ) properties seen :0 out of 1
Probabilistic random walk after 464480 steps, saw 301480 distinct states, run finished after 3001 ms. (steps per millisecond=154 ) properties seen :0
[2026-05-25 07:01:16] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2026-05-25 07:01:16] [INFO ] Invariant cache hit.
[2026-05-25 07:01:16] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 334/336 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/336 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1139/1475 variables, 471/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1475 variables, 265/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1475 variables, 0/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 62/1537 variables, 1/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1537 variables, 0/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/1538 variables, 1/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1538 variables, 1/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1538 variables, 0/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 139/1677 variables, 135/876 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1677 variables, 0/876 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 5/1682 variables, 3/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1682 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 3/1685 variables, 2/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1685 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/1685 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1685/1685 variables, and 881 constraints, problems are : Problem set: 0 solved, 1 unsolved in 576 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 334/336 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/336 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1139/1475 variables, 471/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1475 variables, 265/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1475 variables, 1/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1475 variables, 0/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 62/1537 variables, 1/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1537 variables, 20/760 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1537 variables, 20/780 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1537/1685 variables, and 785 constraints, problems are : Problem set: 0 solved, 1 unsolved in 5007 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 473/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 45/45 constraints]
After SMT, in 5599ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 614 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 614/614 places, 1604/1604 transitions.
Applied a total of 0 rules in 77 ms. Remains 614 /614 variables (removed 0) and now considering 1604/1604 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 77 ms. Remains : 614/614 places, 1604/1604 transitions.
RANDOM walk for 40005 steps (8 resets) in 155 ms. (256 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 35 ms. (1111 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 466594 steps, run timeout after 3001 ms. (steps per millisecond=155 ) properties seen :0 out of 1
Probabilistic random walk after 466594 steps, saw 302852 distinct states, run finished after 3001 ms. (steps per millisecond=155 ) properties seen :0
[2026-05-25 07:01:24] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2026-05-25 07:01:24] [INFO ] Invariant cache hit.
[2026-05-25 07:01:24] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 334/336 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/336 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1139/1475 variables, 471/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1475 variables, 265/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1475 variables, 0/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 62/1537 variables, 1/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1537 variables, 0/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/1538 variables, 1/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1538 variables, 1/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1538 variables, 0/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 139/1677 variables, 135/876 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/1677 variables, 0/876 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 5/1682 variables, 3/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1682 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 3/1685 variables, 2/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1685 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/1685 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1685/1685 variables, and 881 constraints, problems are : Problem set: 0 solved, 1 unsolved in 624 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 334/336 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/336 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1139/1475 variables, 471/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1475 variables, 265/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1475 variables, 1/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1475 variables, 0/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 62/1537 variables, 1/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1537 variables, 20/760 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1537 variables, 20/780 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1537 variables, 17/797 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1537 variables, 0/797 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/1538 variables, 1/798 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1538 variables, 1/799 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1538 variables, 0/799 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 139/1677 variables, 135/934 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1677 variables, 1/935 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1677 variables, 1/936 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1677 variables, 0/936 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 5/1682 variables, 3/939 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1682 variables, 1/940 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1682 variables, 0/940 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 3/1685 variables, 2/942 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1685 variables, 0/942 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1685 variables, 0/942 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1685/1685 variables, and 942 constraints, problems are : Problem set: 0 solved, 1 unsolved in 7949 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 614/614 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 59/59 constraints]
After SMT, in 8585ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 71 ms.
Support contains 2 out of 614 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 614/614 places, 1604/1604 transitions.
Applied a total of 0 rules in 71 ms. Remains 614 /614 variables (removed 0) and now considering 1604/1604 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 71 ms. Remains : 614/614 places, 1604/1604 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 614/614 places, 1604/1604 transitions.
Applied a total of 0 rules in 70 ms. Remains 614 /614 variables (removed 0) and now considering 1604/1604 (removed 0) transitions.
[2026-05-25 07:01:33] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2026-05-25 07:01:33] [INFO ] Invariant cache hit.
[2026-05-25 07:01:34] [INFO ] Implicit Places using invariants in 380 ms returned []
[2026-05-25 07:01:34] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2026-05-25 07:01:34] [INFO ] Invariant cache hit.
[2026-05-25 07:01:34] [INFO ] State equation strengthened by 265 read => feed constraints.
[2026-05-25 07:01:36] [INFO ] Implicit Places using invariants and state equation in 2259 ms returned []
Implicit Place search using SMT with State Equation took 2641 ms to find 0 implicit places.
[2026-05-25 07:01:36] [INFO ] Redundant transitions in 35 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2751 ms. Remains : 614/614 places, 1604/1604 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 944 edges and 614 vertex of which 192 / 614 are part of one of the 64 SCC in 1 ms
Free SCC test removed 128 places
Drop transitions (Empty/Sink Transition effects.) removed 320 transitions
Ensure Unique test removed 405 transitions
Reduce isomorphic transitions removed 725 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 11 place count 486 transition count 869
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 21 place count 476 transition count 869
Performed 73 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 73 Pre rules applied. Total rules applied 21 place count 476 transition count 796
Deduced a syphon composed of 73 places in 0 ms
Reduce places removed 73 places and 0 transitions.
Iterating global reduction 2 with 146 rules applied. Total rules applied 167 place count 403 transition count 796
Discarding 63 places :
Symmetric choice reduction at 2 with 63 rule applications. Total rules 230 place count 340 transition count 733
Iterating global reduction 2 with 63 rules applied. Total rules applied 293 place count 340 transition count 733
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 126 transitions.
Iterating post reduction 2 with 126 rules applied. Total rules applied 419 place count 340 transition count 607
Performed 127 Post agglomeration using F-continuation condition.Transition count delta: 127
Deduced a syphon composed of 127 places in 0 ms
Reduce places removed 127 places and 0 transitions.
Iterating global reduction 3 with 254 rules applied. Total rules applied 673 place count 213 transition count 480
Discarding 64 places :
Symmetric choice reduction at 3 with 64 rule applications. Total rules 737 place count 149 transition count 352
Iterating global reduction 3 with 64 rules applied. Total rules applied 801 place count 149 transition count 352
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 802 place count 149 transition count 351
Discarding 63 places :
Symmetric choice reduction at 4 with 63 rule applications. Total rules 865 place count 86 transition count 225
Iterating global reduction 4 with 63 rules applied. Total rules applied 928 place count 86 transition count 225
Discarding 63 places :
Symmetric choice reduction at 4 with 63 rule applications. Total rules 991 place count 23 transition count 99
Iterating global reduction 4 with 63 rules applied. Total rules applied 1054 place count 23 transition count 99
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 4 with 63 rules applied. Total rules applied 1117 place count 23 transition count 36
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 1117 place count 23 transition count 35
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 1119 place count 22 transition count 35
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 1121 place count 21 transition count 34
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 1123 place count 20 transition count 34
Applied a total of 1123 rules in 41 ms. Remains 20 /614 variables (removed 594) and now considering 34/1604 (removed 1570) transitions.
Running SMT prover for 1 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1658004830355818616.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9763551024113899685.kers'
[2026-05-25 07:01:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1658004830355818616.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9763551024113899685.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 34 rows 20 cols 112 entries
Finished phase 1 with 17 SingleSign rule and 1 generalized
[2026-05-25 07:01:36] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-9763551024113899685.kers
Total runtime 4 ms.
[2026-05-25 07:01:36] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-25 07:01:36] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2026-05-25 07:01:36] [INFO ] After 8ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2026-05-25 07:01:36] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-25 07:01:36] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-25 07:01:36] [INFO ] After 27ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2026-05-25 07:01:36] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-25 07:01:36] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 6 ms returned sat
[2026-05-25 07:01:36] [INFO ] After 9ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2026-05-25 07:01:36] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2026-05-25 07:01:36] [INFO ] After 5ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-25 07:01:36] [INFO ] After 49ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 125 ms.
Knowledge based reduction with 3 factoid took 47 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[true, p0]
Knowledge-based reduction took 23580 ms.
Stuttering acceptance computed with spot in 45 ms :[true, p0]
Stuttering acceptance computed with spot in 38 ms :[true, p0]
Product exploration explored 100000 steps with 1 reset in 498 ms.
Product exploration explored 100000 steps with 0 reset in 513 ms.
Built C files in :
/tmp/ltsmin7103286535235869550
[2026-05-25 07:01:37] [INFO ] Too many transitions (1604) to apply POR reductions. Disabling POR matrices.
[2026-05-25 07:01:37] [INFO ] Built C files in 40ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7103286535235869550
Running compilation step : cd /tmp/ltsmin7103286535235869550;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 2907 ms.
Running link step : cd /tmp/ltsmin7103286535235869550;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 53 ms.
Running LTSmin : cd /tmp/ltsmin7103286535235869550;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased4521786575371195413.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 2 out of 614 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 614/614 places, 1604/1604 transitions.
Applied a total of 0 rules in 75 ms. Remains 614 /614 variables (removed 0) and now considering 1604/1604 (removed 0) transitions.
[2026-05-25 07:01:52] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15546173611030290121.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5100542961954832700.kers'
[2026-05-25 07:01:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15546173611030290121.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5100542961954832700.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1071 rows 614 cols 2944 entries
Finished phase 1 with 611 SingleSign rule and 1 generalized
[2026-05-25 07:01:52] [INFO ] Computed 2 invariants in 8 ms
Computed 2 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-5100542961954832700.kers
Total runtime 11 ms.
[2026-05-25 07:01:53] [INFO ] Implicit Places using invariants in 375 ms returned []
[2026-05-25 07:01:53] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2026-05-25 07:01:53] [INFO ] Invariant cache hit.
[2026-05-25 07:01:53] [INFO ] State equation strengthened by 265 read => feed constraints.
[2026-05-25 07:01:55] [INFO ] Implicit Places using invariants and state equation in 2310 ms returned []
Implicit Place search using SMT with State Equation took 2687 ms to find 0 implicit places.
[2026-05-25 07:01:55] [INFO ] Redundant transitions in 35 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2802 ms. Remains : 614/614 places, 1604/1604 transitions.
Built C files in :
/tmp/ltsmin1822514864256013679
[2026-05-25 07:01:55] [INFO ] Too many transitions (1604) to apply POR reductions. Disabling POR matrices.
[2026-05-25 07:01:55] [INFO ] Built C files in 18ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1822514864256013679
Running compilation step : cd /tmp/ltsmin1822514864256013679;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 2763 ms.
Running link step : cd /tmp/ltsmin1822514864256013679;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 42 ms.
Running LTSmin : cd /tmp/ltsmin1822514864256013679;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased7338522357565266609.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-25 07:02:10] [INFO ] Flatten gal took : 48 ms
[2026-05-25 07:02:10] [INFO ] Flatten gal took : 48 ms
[2026-05-25 07:02:10] [INFO ] Time to serialize gal into /tmp/LTL8894816053142554282.gal : 16 ms
[2026-05-25 07:02:10] [INFO ] Time to serialize properties into /tmp/LTL8278071309222222828.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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL8894816053142554282.gal' '-t' 'CGAL' '-hoa' '/tmp/aut16760040290216645935.hoa' '-atoms' '/tmp/LTL8278071309222222828.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL8278071309222222828.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut16760040290216645935.hoa
Detected timeout of ITS tools.
[2026-05-25 07:02:25] [INFO ] Flatten gal took : 47 ms
[2026-05-25 07:02:26] [INFO ] Flatten gal took : 38 ms
[2026-05-25 07:02:26] [INFO ] Time to serialize gal into /tmp/LTL12521330701050661329.gal : 11 ms
[2026-05-25 07:02:26] [INFO ] Time to serialize properties into /tmp/LTL6322100395124125314.ltl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL12521330701050661329.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL6322100395124125314.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((("((s0>=1)&&(l1635>=1))")U(G(!("((s0>=1)&&(l1635>=1))")))))
Formula 0 simplified : !"((s0>=1)&&(l1635>=1))" R F"((s0>=1)&&(l1635>=1))"
Detected timeout of ITS tools.
[2026-05-25 07:02:41] [INFO ] Flatten gal took : 30 ms
[2026-05-25 07:02:41] [INFO ] Applying decomposition
[2026-05-25 07:02:41] [INFO ] Flatten gal took : 29 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/graph13561620834907753912.txt' '-o' '/tmp/graph13561620834907753912.bin' '-w' '/tmp/graph13561620834907753912.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph13561620834907753912.bin' '-l' '-1' '-v' '-w' '/tmp/graph13561620834907753912.weights' '-q' '0' '-e' '0.001'
[2026-05-25 07:02:41] [INFO ] Decomposing Gal with order
[2026-05-25 07:02:41] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 07:02:41] [INFO ] Removed a total of 2661 redundant transitions.
[2026-05-25 07:02:41] [INFO ] Flatten gal took : 156 ms
[2026-05-25 07:02:41] [INFO ] Fuse similar labels procedure discarded/fused a total of 1138 labels/synchronizations in 83 ms.
[2026-05-25 07:02:41] [INFO ] Time to serialize gal into /tmp/LTL10593063841811009782.gal : 14 ms
[2026-05-25 07:02:41] [INFO ] Time to serialize properties into /tmp/LTL13461989729256939437.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL10593063841811009782.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL13461989729256939437.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...256
Read 1 LTL properties
Checking formula 0 : !((("((i0.u0.s0>=1)&&(i29.i2.u145.l1635>=1))")U(G(!("((i0.u0.s0>=1)&&(i29.i2.u145.l1635>=1))")))))
Formula 0 simplified : !"((i0.u0.s0>=1)&&(i29.i2.u145.l1635>=1))" R F"((i0.u0.s0>=1)&&(i29.i2.u145.l1635>=1))"
Detected timeout of ITS tools.
Treatment of property FunctionPointer-PT-c008-LTLFireability-01 finished in 198724 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 6 out of 771 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 771/771 places, 2002/2002 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 755 transition count 1964
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 755 transition count 1964
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 42 place count 755 transition count 1954
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 57 place count 740 transition count 1920
Iterating global reduction 1 with 15 rules applied. Total rules applied 72 place count 740 transition count 1920
Discarding 12 places :
Symmetric choice reduction at 1 with 12 rule applications. Total rules 84 place count 728 transition count 1884
Iterating global reduction 1 with 12 rules applied. Total rules applied 96 place count 728 transition count 1884
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 112 place count 712 transition count 1826
Iterating global reduction 1 with 16 rules applied. Total rules applied 128 place count 712 transition count 1826
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 144 place count 696 transition count 1780
Iterating global reduction 1 with 16 rules applied. Total rules applied 160 place count 696 transition count 1780
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 176 place count 680 transition count 1748
Iterating global reduction 1 with 16 rules applied. Total rules applied 192 place count 680 transition count 1748
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 208 place count 664 transition count 1716
Iterating global reduction 1 with 16 rules applied. Total rules applied 224 place count 664 transition count 1716
Discarding 14 places :
Symmetric choice reduction at 1 with 14 rule applications. Total rules 238 place count 650 transition count 1688
Iterating global reduction 1 with 14 rules applied. Total rules applied 252 place count 650 transition count 1688
Discarding 14 places :
Symmetric choice reduction at 1 with 14 rule applications. Total rules 266 place count 636 transition count 1658
Iterating global reduction 1 with 14 rules applied. Total rules applied 280 place count 636 transition count 1658
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 288 place count 628 transition count 1640
Iterating global reduction 1 with 8 rules applied. Total rules applied 296 place count 628 transition count 1640
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 297 place count 627 transition count 1638
Iterating global reduction 1 with 1 rules applied. Total rules applied 298 place count 627 transition count 1638
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 299 place count 626 transition count 1636
Iterating global reduction 1 with 1 rules applied. Total rules applied 300 place count 626 transition count 1636
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 301 place count 625 transition count 1634
Iterating global reduction 1 with 1 rules applied. Total rules applied 302 place count 625 transition count 1634
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 303 place count 624 transition count 1632
Iterating global reduction 1 with 1 rules applied. Total rules applied 304 place count 624 transition count 1632
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 305 place count 623 transition count 1630
Iterating global reduction 1 with 1 rules applied. Total rules applied 306 place count 623 transition count 1630
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 312 place count 623 transition count 1624
Applied a total of 312 rules in 430 ms. Remains 623 /771 variables (removed 148) and now considering 1624/2002 (removed 378) transitions.
[2026-05-25 07:02:57] [INFO ] Flow matrix only has 1085 transitions (discarded 539 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4823393025764270931.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2827911329731997299.kers'
[2026-05-25 07:02:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4823393025764270931.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2827911329731997299.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1085 rows 623 cols 2982 entries
Finished phase 1 with 620 SingleSign rule and 1 generalized
[2026-05-25 07:02:57] [INFO ] Computed 2 invariants in 7 ms
Computed 2 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-2827911329731997299.kers
Total runtime 11 ms.
[2026-05-25 07:02:57] [INFO ] Implicit Places using invariants in 323 ms returned []
[2026-05-25 07:02:57] [INFO ] Flow matrix only has 1085 transitions (discarded 539 similar events)
[2026-05-25 07:02:57] [INFO ] Invariant cache hit.
[2026-05-25 07:02:57] [INFO ] State equation strengthened by 268 read => feed constraints.
[2026-05-25 07:02:59] [INFO ] Implicit Places using invariants and state equation in 1836 ms returned []
Implicit Place search using SMT with State Equation took 2161 ms to find 0 implicit places.
[2026-05-25 07:02:59] [INFO ] Redundant transitions in 36 ms returned []
Running 1622 sub problems to find dead transitions.
[2026-05-25 07:02:59] [INFO ] Flow matrix only has 1085 transitions (discarded 539 similar events)
[2026-05-25 07:02:59] [INFO ] Invariant cache hit.
[2026-05-25 07:02:59] [INFO ] State equation strengthened by 268 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/623 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1622 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/623 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1622 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 623/1708 variables, and 2 constraints, problems are : Problem set: 0 solved, 1622 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/623 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 1622/1622 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1622 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/623 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1622 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/623 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1622 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 623/1708 variables, and 2 constraints, problems are : Problem set: 0 solved, 1622 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/623 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 0/1622 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62227ms problems are : Problem set: 0 solved, 1622 unsolved
Search for dead transitions found 0 dead transitions in 62232ms
Starting structural reductions in SI_LTL mode, iteration 1 : 623/771 places, 1624/2002 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 64870 ms. Remains : 623/771 places, 1624/2002 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 53 ms :[(NOT p0)]
Running random walk in product with property : FunctionPointer-PT-c008-LTLFireability-02
Product exploration explored 100000 steps with 1 reset in 544 ms.
Stack based approach found an accepted trace after 184 steps with 0 reset with depth 185 and stack size 185 in 5 ms.
FORMULA FunctionPointer-PT-c008-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property FunctionPointer-PT-c008-LTLFireability-02 finished in 65523 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 771 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 771/771 places, 2002/2002 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 754 transition count 1962
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 754 transition count 1962
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 44 place count 754 transition count 1952
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 60 place count 738 transition count 1916
Iterating global reduction 1 with 16 rules applied. Total rules applied 76 place count 738 transition count 1916
Discarding 13 places :
Symmetric choice reduction at 1 with 13 rule applications. Total rules 89 place count 725 transition count 1876
Iterating global reduction 1 with 13 rules applied. Total rules applied 102 place count 725 transition count 1876
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 119 place count 708 transition count 1814
Iterating global reduction 1 with 17 rules applied. Total rules applied 136 place count 708 transition count 1814
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 153 place count 691 transition count 1766
Iterating global reduction 1 with 17 rules applied. Total rules applied 170 place count 691 transition count 1766
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 187 place count 674 transition count 1732
Iterating global reduction 1 with 17 rules applied. Total rules applied 204 place count 674 transition count 1732
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 221 place count 657 transition count 1698
Iterating global reduction 1 with 17 rules applied. Total rules applied 238 place count 657 transition count 1698
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 253 place count 642 transition count 1668
Iterating global reduction 1 with 15 rules applied. Total rules applied 268 place count 642 transition count 1668
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 283 place count 627 transition count 1636
Iterating global reduction 1 with 15 rules applied. Total rules applied 298 place count 627 transition count 1636
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 306 place count 619 transition count 1618
Iterating global reduction 1 with 8 rules applied. Total rules applied 314 place count 619 transition count 1618
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 315 place count 618 transition count 1616
Iterating global reduction 1 with 1 rules applied. Total rules applied 316 place count 618 transition count 1616
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 317 place count 617 transition count 1614
Iterating global reduction 1 with 1 rules applied. Total rules applied 318 place count 617 transition count 1614
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 319 place count 616 transition count 1612
Iterating global reduction 1 with 1 rules applied. Total rules applied 320 place count 616 transition count 1612
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 321 place count 615 transition count 1610
Iterating global reduction 1 with 1 rules applied. Total rules applied 322 place count 615 transition count 1610
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 323 place count 614 transition count 1608
Iterating global reduction 1 with 1 rules applied. Total rules applied 324 place count 614 transition count 1608
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 1 with 4 rules applied. Total rules applied 328 place count 614 transition count 1604
Applied a total of 328 rules in 431 ms. Remains 614 /771 variables (removed 157) and now considering 1604/2002 (removed 398) transitions.
[2026-05-25 07:04:02] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6993940331139041027.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4171879283554064914.kers'
[2026-05-25 07:04:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6993940331139041027.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4171879283554064914.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1071 rows 614 cols 2944 entries
Finished phase 1 with 611 SingleSign rule and 1 generalized
[2026-05-25 07:04:02] [INFO ] Computed 2 invariants in 9 ms
Computed 2 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-4171879283554064914.kers
Total runtime 11 ms.
[2026-05-25 07:04:03] [INFO ] Implicit Places using invariants in 391 ms returned []
[2026-05-25 07:04:03] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2026-05-25 07:04:03] [INFO ] Invariant cache hit.
[2026-05-25 07:04:03] [INFO ] State equation strengthened by 265 read => feed constraints.
[2026-05-25 07:04:05] [INFO ] Implicit Places using invariants and state equation in 2427 ms returned []
Implicit Place search using SMT with State Equation took 2820 ms to find 0 implicit places.
[2026-05-25 07:04:05] [INFO ] Redundant transitions in 37 ms returned []
Running 1602 sub problems to find dead transitions.
[2026-05-25 07:04:05] [INFO ] Flow matrix only has 1071 transitions (discarded 533 similar events)
[2026-05-25 07:04:05] [INFO ] Invariant cache hit.
[2026-05-25 07:04:05] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 614/1685 variables, and 2 constraints, problems are : Problem set: 0 solved, 1602 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/614 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 1602/1602 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1602 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/614 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/614 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1602 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 614/1685 variables, and 2 constraints, problems are : Problem set: 0 solved, 1602 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/614 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 0/1602 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62214ms problems are : Problem set: 0 solved, 1602 unsolved
Search for dead transitions found 0 dead transitions in 62219ms
Starting structural reductions in SI_LTL mode, iteration 1 : 614/771 places, 1604/2002 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 65523 ms. Remains : 614/771 places, 1604/2002 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 73 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-c008-LTLFireability-03
Product exploration explored 100000 steps with 0 reset in 473 ms.
Stack based approach found an accepted trace after 393 steps with 0 reset with depth 394 and stack size 394 in 2 ms.
FORMULA FunctionPointer-PT-c008-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property FunctionPointer-PT-c008-LTLFireability-03 finished in 66108 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 U (G((!p0||G(!p1)))||((!p0||G(!p1))&&X((G(p2)||X(!p3)))))))))'
Support contains 6 out of 771 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 771/771 places, 2002/2002 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 756 transition count 1968
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 756 transition count 1968
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 40 place count 756 transition count 1958
Discarding 14 places :
Symmetric choice reduction at 1 with 14 rule applications. Total rules 54 place count 742 transition count 1928
Iterating global reduction 1 with 14 rules applied. Total rules applied 68 place count 742 transition count 1928
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 79 place count 731 transition count 1894
Iterating global reduction 1 with 11 rules applied. Total rules applied 90 place count 731 transition count 1894
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 105 place count 716 transition count 1838
Iterating global reduction 1 with 15 rules applied. Total rules applied 120 place count 716 transition count 1838
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 135 place count 701 transition count 1794
Iterating global reduction 1 with 15 rules applied. Total rules applied 150 place count 701 transition count 1794
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 165 place count 686 transition count 1764
Iterating global reduction 1 with 15 rules applied. Total rules applied 180 place count 686 transition count 1764
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 195 place count 671 transition count 1734
Iterating global reduction 1 with 15 rules applied. Total rules applied 210 place count 671 transition count 1734
Discarding 14 places :
Symmetric choice reduction at 1 with 14 rule applications. Total rules 224 place count 657 transition count 1706
Iterating global reduction 1 with 14 rules applied. Total rules applied 238 place count 657 transition count 1706
Discarding 14 places :
Symmetric choice reduction at 1 with 14 rule applications. Total rules 252 place count 643 transition count 1676
Iterating global reduction 1 with 14 rules applied. Total rules applied 266 place count 643 transition count 1676
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 274 place count 635 transition count 1658
Iterating global reduction 1 with 8 rules applied. Total rules applied 282 place count 635 transition count 1658
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 283 place count 634 transition count 1656
Iterating global reduction 1 with 1 rules applied. Total rules applied 284 place count 634 transition count 1656
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 285 place count 633 transition count 1654
Iterating global reduction 1 with 1 rules applied. Total rules applied 286 place count 633 transition count 1654
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 287 place count 632 transition count 1652
Iterating global reduction 1 with 1 rules applied. Total rules applied 288 place count 632 transition count 1652
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 289 place count 631 transition count 1650
Iterating global reduction 1 with 1 rules applied. Total rules applied 290 place count 631 transition count 1650
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 291 place count 630 transition count 1648
Iterating global reduction 1 with 1 rules applied. Total rules applied 292 place count 630 transition count 1648
Applied a total of 292 rules in 262 ms. Remains 630 /771 variables (removed 141) and now considering 1648/2002 (removed 354) transitions.
[2026-05-25 07:05:08] [INFO ] Flow matrix only has 1101 transitions (discarded 547 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5831602499420763104.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9432290024668363213.kers'
[2026-05-25 07:05:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5831602499420763104.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9432290024668363213.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1101 rows 630 cols 3024 entries
Finished phase 1 with 627 SingleSign rule and 1 generalized
[2026-05-25 07:05:08] [INFO ] Computed 2 invariants in 4 ms
Computed 2 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-9432290024668363213.kers
Total runtime 7 ms.
[2026-05-25 07:05:08] [INFO ] Implicit Places using invariants in 297 ms returned []
[2026-05-25 07:05:08] [INFO ] Flow matrix only has 1101 transitions (discarded 547 similar events)
[2026-05-25 07:05:08] [INFO ] Invariant cache hit.
[2026-05-25 07:05:09] [INFO ] State equation strengthened by 271 read => feed constraints.
[2026-05-25 07:05:11] [INFO ] Implicit Places using invariants and state equation in 2177 ms returned []
Implicit Place search using SMT with State Equation took 2476 ms to find 0 implicit places.
Running 1646 sub problems to find dead transitions.
[2026-05-25 07:05:11] [INFO ] Flow matrix only has 1101 transitions (discarded 547 similar events)
[2026-05-25 07:05:11] [INFO ] Invariant cache hit.
[2026-05-25 07:05:11] [INFO ] State equation strengthened by 271 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/630 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1646 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/630 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1646 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 630/1731 variables, and 2 constraints, problems are : Problem set: 0 solved, 1646 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/630 constraints, ReadFeed: 0/271 constraints, PredecessorRefiner: 1646/1646 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1646 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/630 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1646 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/630 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1646 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 630/1731 variables, and 2 constraints, problems are : Problem set: 0 solved, 1646 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/630 constraints, ReadFeed: 0/271 constraints, PredecessorRefiner: 0/1646 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62302ms problems are : Problem set: 0 solved, 1646 unsolved
Search for dead transitions found 0 dead transitions in 62306ms
Starting structural reductions in LTL mode, iteration 1 : 630/771 places, 1648/2002 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 65052 ms. Remains : 630/771 places, 1648/2002 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 U (G((!p0||G(!p1)))||(X((G(p2)||X(!p3)))&&(!p0||G(!p1))))))))'
Stuttering acceptance computed with spot in 508 ms :[true, p3, (AND p0 p1), (AND p3 p0 p1 (NOT p2)), (AND p3 p0 p1 (NOT p2)), (AND p1 p3), (AND (NOT p2) p3), (AND (NOT p2) p1 p3), (AND p0 p1), (AND p0 p1), p1, (NOT p2), (AND p1 (NOT p2))]
Running random walk in product with property : FunctionPointer-PT-c008-LTLFireability-04
Product exploration explored 100000 steps with 20000 reset in 629 ms.
Product exploration explored 100000 steps with 20000 reset in 596 ms.
Computed a total of 192 stabilizing places and 512 stable transitions
Computed a total of 192 stabilizing places and 512 stable transitions
Knowledge based reduction with 5 factoid took 66 ms. Reduced automaton from 13 states, 33 edges and 4 AP (stutter sensitive) to 13 states, 31 edges and 4 AP (stutter sensitive).
RANDOM walk for 40013 steps (8 resets) in 236 ms. (168 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 9 ms. (400 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 8 ms. (444 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 22/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 8 ms. (444 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4002 steps (8 resets) in 12 ms. (307 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 9 ms. (400 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 9 ms. (400 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 9 ms. (400 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 9 ms. (400 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 9 ms. (400 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 9 ms. (400 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 9 ms. (400 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4002 steps (8 resets) in 15 ms. (250 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 8 ms. (444 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 8 ms. (444 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 8 ms. (444 steps per ms) remains 22/22 properties
[2026-05-25 07:06:15] [INFO ] Flow matrix only has 1101 transitions (discarded 547 similar events)
[2026-05-25 07:06:15] [INFO ] Invariant cache hit.
[2026-05-25 07:06:15] [INFO ] State equation strengthened by 271 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (OVERLAPS) 383/389 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/389 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (OVERLAPS) 870/1259 variables, 389/390 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1259 variables, 200/590 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1259 variables, 0/590 constraints. Problems are: Problem set: 0 solved, 22 unsolved
Problem apf4 is UNSAT
Problem apf5 is UNSAT
Problem apf7 is UNSAT
Problem apf8 is UNSAT
Problem apf9 is UNSAT
Problem apf12 is UNSAT
Problem apf14 is UNSAT
Problem apf17 is UNSAT
Problem apf19 is UNSAT
Problem apf21 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 390/1649 variables, 163/753 constraints. Problems are: Problem set: 10 solved, 12 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1649 variables, 1/754 constraints. Problems are: Problem set: 10 solved, 12 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1649 variables, 71/825 constraints. Problems are: Problem set: 10 solved, 12 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1649 variables, 0/825 constraints. Problems are: Problem set: 10 solved, 12 unsolved
At refinement iteration 10 (OVERLAPS) 79/1728 variables, 76/901 constraints. Problems are: Problem set: 10 solved, 12 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1728 variables, 0/901 constraints. Problems are: Problem set: 10 solved, 12 unsolved
At refinement iteration 12 (OVERLAPS) 3/1731 variables, 2/903 constraints. Problems are: Problem set: 10 solved, 12 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1731 variables, 0/903 constraints. Problems are: Problem set: 10 solved, 12 unsolved
At refinement iteration 14 (OVERLAPS) 0/1731 variables, 0/903 constraints. Problems are: Problem set: 10 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1731/1731 variables, and 903 constraints, problems are : Problem set: 10 solved, 12 unsolved in 2476 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 630/630 constraints, ReadFeed: 271/271 constraints, PredecessorRefiner: 22/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 10 solved, 12 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 10 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 383/389 variables, 1/1 constraints. Problems are: Problem set: 10 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/389 variables, 0/1 constraints. Problems are: Problem set: 10 solved, 12 unsolved
At refinement iteration 3 (OVERLAPS) 870/1259 variables, 389/390 constraints. Problems are: Problem set: 10 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1259 variables, 200/590 constraints. Problems are: Problem set: 10 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1259 variables, 0/590 constraints. Problems are: Problem set: 10 solved, 12 unsolved
At refinement iteration 6 (OVERLAPS) 390/1649 variables, 163/753 constraints. Problems are: Problem set: 10 solved, 12 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1649 variables, 1/754 constraints. Problems are: Problem set: 10 solved, 12 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1649 variables, 71/825 constraints. Problems are: Problem set: 10 solved, 12 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1649 variables, 5/830 constraints. Problems are: Problem set: 10 solved, 12 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1649 variables, 1/831 constraints. Problems are: Problem set: 10 solved, 12 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1649 variables, 0/831 constraints. Problems are: Problem set: 10 solved, 12 unsolved
At refinement iteration 12 (OVERLAPS) 79/1728 variables, 76/907 constraints. Problems are: Problem set: 10 solved, 12 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1728/1731 variables, and 908 constraints, problems are : Problem set: 10 solved, 12 unsolved in 5015 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 628/630 constraints, ReadFeed: 271/271 constraints, PredecessorRefiner: 12/5 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 7532ms problems are : Problem set: 10 solved, 12 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6 out of 630 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 630/630 places, 1648/1648 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 0 with 8 rules applied. Total rules applied 8 place count 630 transition count 1640
Applied a total of 8 rules in 160 ms. Remains 630 /630 variables (removed 0) and now considering 1640/1648 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 160 ms. Remains : 630/630 places, 1640/1648 transitions.
RANDOM walk for 40004 steps (8 resets) in 180 ms. (221 steps per ms) remains 7/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 28 ms. (1379 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 49 ms. (800 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 59 ms. (666 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 37 ms. (1052 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 37 ms. (1052 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (8 resets) in 42 ms. (930 steps per ms) remains 5/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 27 ms. (1428 steps per ms) remains 5/5 properties
[2026-05-25 07:06:23] [INFO ] Flow matrix only has 1097 transitions (discarded 543 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6824674529590524820.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1888000092804783081.kers'
[2026-05-25 07:06:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6824674529590524820.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1888000092804783081.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1097 rows 630 cols 3016 entries
Finished phase 1 with 627 SingleSign rule and 1 generalized
[2026-05-25 07:06:23] [INFO ] Computed 2 invariants in 5 ms
Computed 2 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-1888000092804783081.kers
Total runtime 6 ms.
[2026-05-25 07:06:23] [INFO ] State equation strengthened by 271 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 383/389 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/389 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 870/1259 variables, 389/390 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1259 variables, 200/590 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1259 variables, 0/590 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 386/1645 variables, 163/753 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1645 variables, 1/754 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1645 variables, 71/825 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1645 variables, 0/825 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 79/1724 variables, 76/901 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1724 variables, 0/901 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (OVERLAPS) 3/1727 variables, 2/903 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1727 variables, 0/903 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (OVERLAPS) 0/1727 variables, 0/903 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1727/1727 variables, and 903 constraints, problems are : Problem set: 0 solved, 5 unsolved in 934 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 630/630 constraints, ReadFeed: 271/271 constraints, PredecessorRefiner: 5/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 383/389 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/389 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 870/1259 variables, 389/390 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1259 variables, 200/590 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1259 variables, 0/590 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 386/1645 variables, 163/753 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1645 variables, 1/754 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1645 variables, 71/825 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1645 variables, 2/827 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1645 variables, 1/828 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1645 variables, 5/833 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1645 variables, 0/833 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (OVERLAPS) 79/1724 variables, 76/909 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1724 variables, 6/915 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1724 variables, 0/915 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (OVERLAPS) 3/1727 variables, 2/917 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1727 variables, 0/917 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 18 (OVERLAPS) 0/1727 variables, 0/917 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1727/1727 variables, and 917 constraints, problems are : Problem set: 0 solved, 5 unsolved in 6908 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 630/630 constraints, ReadFeed: 271/271 constraints, PredecessorRefiner: 5/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 11/11 constraints]
After SMT, in 7869ms problems are : Problem set: 0 solved, 5 unsolved
Parikh walk visited 3 properties in 457 ms.
Support contains 5 out of 630 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 630/630 places, 1640/1640 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 629 transition count 1636
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 629 transition count 1636
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 628 transition count 1634
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 628 transition count 1634
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 627 transition count 1632
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 627 transition count 1632
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 626 transition count 1630
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 626 transition count 1630
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 625 transition count 1628
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 625 transition count 1628
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 624 transition count 1626
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 624 transition count 1626
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 623 transition count 1624
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 623 transition count 1624
Applied a total of 14 rules in 185 ms. Remains 623 /630 variables (removed 7) and now considering 1624/1640 (removed 16) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 185 ms. Remains : 623/630 places, 1624/1640 transitions.
RANDOM walk for 40004 steps (8 resets) in 198 ms. (201 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 38 ms. (1025 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 28 ms. (1379 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 325327 steps, run timeout after 3001 ms. (steps per millisecond=108 ) properties seen :0 out of 2
Probabilistic random walk after 325327 steps, saw 211170 distinct states, run finished after 3001 ms. (steps per millisecond=108 ) properties seen :0
[2026-05-25 07:06:35] [INFO ] Flow matrix only has 1085 transitions (discarded 539 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2387304878463852181.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1790163695642355708.kers'
[2026-05-25 07:06:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2387304878463852181.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1790163695642355708.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1085 rows 623 cols 2982 entries
Finished phase 1 with 620 SingleSign rule and 1 generalized
[2026-05-25 07:06:35] [INFO ] Computed 2 invariants in 4 ms
Computed 2 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-1790163695642355708.kers
Total runtime 6 ms.
[2026-05-25 07:06:35] [INFO ] State equation strengthened by 268 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 383/388 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/388 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 861/1249 variables, 388/389 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1249 variables, 198/587 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1249 variables, 0/587 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 370/1619 variables, 156/743 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1619 variables, 1/744 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1619 variables, 70/814 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1619 variables, 0/814 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 81/1700 variables, 74/888 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1700 variables, 0/888 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 5/1705 variables, 3/891 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1705 variables, 0/891 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 3/1708 variables, 2/893 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1708 variables, 0/893 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/1708 variables, 0/893 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1708/1708 variables, and 893 constraints, problems are : Problem set: 0 solved, 2 unsolved in 657 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 623/623 constraints, ReadFeed: 268/268 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 383/388 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/388 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 861/1249 variables, 388/389 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1249 variables, 198/587 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1249 variables, 0/587 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 370/1619 variables, 156/743 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1619 variables, 1/744 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1619 variables, 70/814 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1619 variables, 1/815 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1619 variables, 5/820 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1619 variables, 0/820 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 81/1700 variables, 74/894 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1700 variables, 6/900 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1700 variables, 0/900 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 5/1705 variables, 3/903 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1705 variables, 0/903 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 3/1708 variables, 2/905 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1708 variables, 0/905 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/1708 variables, 0/905 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1708/1708 variables, and 905 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3170 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 623/623 constraints, ReadFeed: 268/268 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 11/11 constraints]
After SMT, in 3854ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 251 ms.
Support contains 5 out of 623 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 623/623 places, 1624/1624 transitions.
Applied a total of 0 rules in 78 ms. Remains 623 /623 variables (removed 0) and now considering 1624/1624 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 78 ms. Remains : 623/623 places, 1624/1624 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 623/623 places, 1624/1624 transitions.
Applied a total of 0 rules in 77 ms. Remains 623 /623 variables (removed 0) and now considering 1624/1624 (removed 0) transitions.
[2026-05-25 07:06:39] [INFO ] Flow matrix only has 1085 transitions (discarded 539 similar events)
[2026-05-25 07:06:39] [INFO ] Invariant cache hit.
[2026-05-25 07:06:39] [INFO ] Implicit Places using invariants in 286 ms returned []
[2026-05-25 07:06:39] [INFO ] Flow matrix only has 1085 transitions (discarded 539 similar events)
[2026-05-25 07:06:39] [INFO ] Invariant cache hit.
[2026-05-25 07:06:39] [INFO ] State equation strengthened by 268 read => feed constraints.
[2026-05-25 07:06:41] [INFO ] Implicit Places using invariants and state equation in 2210 ms returned []
Implicit Place search using SMT with State Equation took 2498 ms to find 0 implicit places.
[2026-05-25 07:06:41] [INFO ] Redundant transitions in 32 ms returned []
Running 1622 sub problems to find dead transitions.
[2026-05-25 07:06:41] [INFO ] Flow matrix only has 1085 transitions (discarded 539 similar events)
[2026-05-25 07:06:41] [INFO ] Invariant cache hit.
[2026-05-25 07:06:41] [INFO ] State equation strengthened by 268 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/623 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1622 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/623 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1622 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 623/1708 variables, and 2 constraints, problems are : Problem set: 0 solved, 1622 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/623 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 1622/1622 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1622 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/623 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1622 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/623 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1622 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 623/1708 variables, and 2 constraints, problems are : Problem set: 0 solved, 1622 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/623 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 0/1622 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62390ms problems are : Problem set: 0 solved, 1622 unsolved
Search for dead transitions found 0 dead transitions in 62393ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65008 ms. Remains : 623/623 places, 1624/1624 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 950 edges and 623 vertex of which 192 / 623 are part of one of the 64 SCC in 0 ms
Free SCC test removed 128 places
Drop transitions (Empty/Sink Transition effects.) removed 320 transitions
Ensure Unique test removed 411 transitions
Reduce isomorphic transitions removed 731 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 0 with 11 rules applied. Total rules applied 12 place count 495 transition count 882
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 23 place count 484 transition count 882
Performed 76 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 76 Pre rules applied. Total rules applied 23 place count 484 transition count 806
Deduced a syphon composed of 76 places in 0 ms
Reduce places removed 76 places and 0 transitions.
Iterating global reduction 2 with 152 rules applied. Total rules applied 175 place count 408 transition count 806
Discarding 63 places :
Symmetric choice reduction at 2 with 63 rule applications. Total rules 238 place count 345 transition count 743
Iterating global reduction 2 with 63 rules applied. Total rules applied 301 place count 345 transition count 743
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 126 transitions.
Iterating post reduction 2 with 126 rules applied. Total rules applied 427 place count 345 transition count 617
Performed 125 Post agglomeration using F-continuation condition.Transition count delta: 125
Deduced a syphon composed of 125 places in 0 ms
Reduce places removed 125 places and 0 transitions.
Iterating global reduction 3 with 250 rules applied. Total rules applied 677 place count 220 transition count 492
Discarding 64 places :
Symmetric choice reduction at 3 with 64 rule applications. Total rules 741 place count 156 transition count 364
Iterating global reduction 3 with 64 rules applied. Total rules applied 805 place count 156 transition count 364
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 806 place count 156 transition count 363
Discarding 63 places :
Symmetric choice reduction at 4 with 63 rule applications. Total rules 869 place count 93 transition count 237
Iterating global reduction 4 with 63 rules applied. Total rules applied 932 place count 93 transition count 237
Discarding 63 places :
Symmetric choice reduction at 4 with 63 rule applications. Total rules 995 place count 30 transition count 111
Iterating global reduction 4 with 63 rules applied. Total rules applied 1058 place count 30 transition count 111
Ensure Unique test removed 61 transitions
Reduce isomorphic transitions removed 61 transitions.
Iterating post reduction 4 with 61 rules applied. Total rules applied 1119 place count 30 transition count 50
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 1121 place count 29 transition count 49
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 5 with 6 rules applied. Total rules applied 1127 place count 26 transition count 50
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 5 with 3 rules applied. Total rules applied 1130 place count 26 transition count 47
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 1131 place count 26 transition count 47
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 1132 place count 26 transition count 46
Applied a total of 1132 rules in 31 ms. Remains 26 /623 variables (removed 597) and now considering 46/1624 (removed 1578) 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-1892462376256589125.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15199353638034044062.kers'
[2026-05-25 07:07:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1892462376256589125.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15199353638034044062.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 46 rows 26 cols 150 entries
Finished phase 1 with 23 SingleSign rule and 1 generalized
[2026-05-25 07:07:44] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-15199353638034044062.kers
Total runtime 0 ms.
[2026-05-25 07:07:44] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-25 07:07:44] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2026-05-25 07:07:44] [INFO ] After 35ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-25 07:07:44] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2026-05-25 07:07:44] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-25 07:07:44] [INFO ] After 13ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2026-05-25 07:07:44] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-25 07:07:44] [INFO ] After 8ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-25 07:07:44] [INFO ] After 18ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-25 07:07:44] [INFO ] After 72ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Over-approximation ignoring read arcs solved 0 properties in 145 ms.
Found 10 invariant AP formulas.
Knowledge based reduction with 15 factoid took 263 ms. Reduced automaton from 13 states, 31 edges and 4 AP (stutter sensitive) to 8 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 291 ms :[true, p3, (AND p3 p0 p1), (AND p3 p1), p1, (AND p3 p0 p1), (AND p3 p0 p1), (AND p3 p0 p1)]
Knowledge-based reduction took 89719 ms.
Stuttering acceptance computed with spot in 282 ms :[true, p3, (AND p3 p0 p1), (AND p3 p1), p1, (AND p3 p0 p1), (AND p3 p0 p1), (AND p3 p0 p1)]
Support contains 5 out of 630 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 630/630 places, 1648/1648 transitions.
Applied a total of 0 rules in 20 ms. Remains 630 /630 variables (removed 0) and now considering 1648/1648 (removed 0) transitions.
[2026-05-25 07:07:45] [INFO ] Flow matrix only has 1101 transitions (discarded 547 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4756590137134396421.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12805840184437583253.kers'
[2026-05-25 07:07:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4756590137134396421.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12805840184437583253.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1101 rows 630 cols 3024 entries
Finished phase 1 with 627 SingleSign rule and 1 generalized
[2026-05-25 07:07:45] [INFO ] Computed 2 invariants in 4 ms
Computed 2 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-12805840184437583253.kers
Total runtime 6 ms.
[2026-05-25 07:07:45] [INFO ] Implicit Places using invariants in 293 ms returned []
[2026-05-25 07:07:45] [INFO ] Flow matrix only has 1101 transitions (discarded 547 similar events)
[2026-05-25 07:07:45] [INFO ] Invariant cache hit.
[2026-05-25 07:07:45] [INFO ] State equation strengthened by 271 read => feed constraints.
[2026-05-25 07:07:47] [INFO ] Implicit Places using invariants and state equation in 2111 ms returned []
Implicit Place search using SMT with State Equation took 2405 ms to find 0 implicit places.
Running 1646 sub problems to find dead transitions.
[2026-05-25 07:07:47] [INFO ] Flow matrix only has 1101 transitions (discarded 547 similar events)
[2026-05-25 07:07:47] [INFO ] Invariant cache hit.
[2026-05-25 07:07:47] [INFO ] State equation strengthened by 271 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/630 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1646 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/630 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1646 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 630/1731 variables, and 2 constraints, problems are : Problem set: 0 solved, 1646 unsolved in 30042 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/630 constraints, ReadFeed: 0/271 constraints, PredecessorRefiner: 1646/1646 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1646 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/630 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1646 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/630 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1646 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 630/1731 variables, and 2 constraints, problems are : Problem set: 0 solved, 1646 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/630 constraints, ReadFeed: 0/271 constraints, PredecessorRefiner: 0/1646 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62599ms problems are : Problem set: 0 solved, 1646 unsolved
Search for dead transitions found 0 dead transitions in 62602ms
Finished structural reductions in LTL mode , in 1 iterations and 65037 ms. Remains : 630/630 places, 1648/1648 transitions.
Computed a total of 192 stabilizing places and 512 stable transitions
Computed a total of 192 stabilizing places and 512 stable transitions
Knowledge based reduction with 1 factoid took 42 ms. Reduced automaton from 8 states, 10 edges and 3 AP (stutter sensitive) to 8 states, 10 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (8 resets) in 178 ms. (223 steps per ms) remains 4/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 34 ms. (1142 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 47 ms. (833 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 52 ms. (754 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 44 ms. (888 steps per ms) remains 4/4 properties
[2026-05-25 07:08:50] [INFO ] Flow matrix only has 1101 transitions (discarded 547 similar events)
[2026-05-25 07:08:50] [INFO ] Invariant cache hit.
[2026-05-25 07:08:50] [INFO ] State equation strengthened by 271 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 383/388 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/388 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 868/1256 variables, 388/389 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1256 variables, 200/589 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1256 variables, 0/589 constraints. Problems are: Problem set: 0 solved, 4 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 389/1645 variables, 162/751 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1645 variables, 1/752 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1645 variables, 71/823 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1645 variables, 0/823 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 83/1728 variables, 78/901 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1728 variables, 0/901 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 3/1731 variables, 2/903 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1731 variables, 0/903 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 0/1731 variables, 0/903 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1731/1731 variables, and 903 constraints, problems are : Problem set: 0 solved, 4 unsolved in 893 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 630/630 constraints, ReadFeed: 271/271 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 383/388 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/388 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 868/1256 variables, 388/389 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1256 variables, 200/589 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1256 variables, 0/589 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 389/1645 variables, 162/751 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1645 variables, 1/752 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1645 variables, 71/823 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1645 variables, 4/827 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1645 variables, 1/828 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1645 variables, 2/830 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1645 variables, 0/830 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 83/1728 variables, 78/908 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1728 variables, 11/919 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1728/1731 variables, and 919 constraints, problems are : Problem set: 0 solved, 4 unsolved in 5011 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 628/630 constraints, ReadFeed: 271/271 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 13/13 constraints]
After SMT, in 5920ms problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 5 out of 630 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 630/630 places, 1648/1648 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 629 transition count 1646
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 629 transition count 1646
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 628 transition count 1644
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 628 transition count 1644
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 627 transition count 1640
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 627 transition count 1640
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 626 transition count 1636
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 626 transition count 1636
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 625 transition count 1634
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 625 transition count 1634
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 624 transition count 1632
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 624 transition count 1632
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 623 transition count 1630
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 623 transition count 1630
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 622 transition count 1628
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 622 transition count 1628
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 621 transition count 1626
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 621 transition count 1626
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 24 place count 621 transition count 1620
Applied a total of 24 rules in 319 ms. Remains 621 /630 variables (removed 9) and now considering 1620/1648 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 319 ms. Remains : 621/630 places, 1620/1648 transitions.
RANDOM walk for 40007 steps (8 resets) in 238 ms. (167 steps per ms) remains 3/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 44 ms. (888 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 58 ms. (678 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 47 ms. (833 steps per ms) remains 3/3 properties
[2026-05-25 07:08:56] [INFO ] Flow matrix only has 1083 transitions (discarded 537 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10479334768120057089.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4380945113851242512.kers'
[2026-05-25 07:08:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10479334768120057089.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4380945113851242512.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1083 rows 621 cols 2978 entries
Finished phase 1 with 618 SingleSign rule and 1 generalized
[2026-05-25 07:08:56] [INFO ] Computed 2 invariants in 4 ms
Computed 2 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-4380945113851242512.kers
Total runtime 8 ms.
[2026-05-25 07:08:56] [INFO ] State equation strengthened by 268 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 383/386 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/386 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 785/1171 variables, 386/387 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1171 variables, 67/454 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1171 variables, 0/454 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 444/1615 variables, 155/609 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1615 variables, 201/810 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1615 variables, 0/810 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 1/1616 variables, 1/811 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1616 variables, 1/812 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1616 variables, 0/812 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 78/1694 variables, 73/885 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1694 variables, 0/885 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 9/1703 variables, 5/890 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1703 variables, 0/890 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 1/1704 variables, 1/891 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1704 variables, 0/891 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 0/1704 variables, 0/891 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1704/1704 variables, and 891 constraints, problems are : Problem set: 0 solved, 3 unsolved in 855 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 621/621 constraints, ReadFeed: 268/268 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 383/386 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/386 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 785/1171 variables, 386/387 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1171 variables, 67/454 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1171 variables, 0/454 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 444/1615 variables, 155/609 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1615 variables, 201/810 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1615 variables, 3/813 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1615 variables, 0/813 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 1/1616 variables, 1/814 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1616 variables, 1/815 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1616 variables, 0/815 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 78/1694 variables, 73/888 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1694 variables, 1/889 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1694 variables, 1/890 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1694 variables, 0/890 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 9/1703 variables, 5/895 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1703 variables, 0/895 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (OVERLAPS) 1/1704 variables, 1/896 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1704 variables, 0/896 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (OVERLAPS) 0/1704 variables, 0/896 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1704/1704 variables, and 896 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4519 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 621/621 constraints, ReadFeed: 268/268 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 5404ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 283 ms.
Support contains 3 out of 621 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 621/621 places, 1620/1620 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 620 transition count 1618
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 620 transition count 1618
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 619 transition count 1616
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 619 transition count 1616
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 618 transition count 1612
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 618 transition count 1612
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 617 transition count 1610
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 617 transition count 1610
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 616 transition count 1608
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 616 transition count 1608
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 615 transition count 1606
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 615 transition count 1606
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 614 transition count 1604
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 614 transition count 1604
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 613 transition count 1602
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 613 transition count 1602
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 612 transition count 1600
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 612 transition count 1600
Applied a total of 18 rules in 209 ms. Remains 612 /621 variables (removed 9) and now considering 1600/1620 (removed 20) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 209 ms. Remains : 612/621 places, 1600/1620 transitions.
RANDOM walk for 40000 steps (8 resets) in 166 ms. (239 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 40 ms. (975 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 41 ms. (952 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 39 ms. (1000 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 297938 steps, run timeout after 3001 ms. (steps per millisecond=99 ) properties seen :0 out of 3
Probabilistic random walk after 297938 steps, saw 193393 distinct states, run finished after 3001 ms. (steps per millisecond=99 ) properties seen :0
[2026-05-25 07:09:05] [INFO ] Flow matrix only has 1069 transitions (discarded 531 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1887621064106999296.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16119023703519786479.kers'
[2026-05-25 07:09:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1887621064106999296.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16119023703519786479.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1069 rows 612 cols 2940 entries
Finished phase 1 with 609 SingleSign rule and 1 generalized
[2026-05-25 07:09:05] [INFO ] Computed 2 invariants in 4 ms
Computed 2 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-16119023703519786479.kers
Total runtime 5 ms.
[2026-05-25 07:09:05] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 383/386 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/386 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 782/1168 variables, 386/387 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1168 variables, 66/453 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1168 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 431/1599 variables, 150/603 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1599 variables, 199/802 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1599 variables, 0/802 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 1/1600 variables, 1/803 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1600 variables, 1/804 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1600 variables, 0/804 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 75/1675 variables, 71/875 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1675 variables, 0/875 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 6/1681 variables, 4/879 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1681 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 0/1681 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1681/1681 variables, and 879 constraints, problems are : Problem set: 0 solved, 3 unsolved in 776 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 612/612 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 383/386 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/386 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 782/1168 variables, 386/387 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1168 variables, 66/453 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1168 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 431/1599 variables, 150/603 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1599 variables, 199/802 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1599 variables, 3/805 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1599 variables, 1/806 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1599 variables, 0/806 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 1/1600 variables, 1/807 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1600 variables, 1/808 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1600 variables, 0/808 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 75/1675 variables, 71/879 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1675 variables, 1/880 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1675 variables, 1/881 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1675 variables, 0/881 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 6/1681 variables, 4/885 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1681 variables, 0/885 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 0/1681 variables, 0/885 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1681/1681 variables, and 885 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4704 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 612/612 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 5503ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 277 ms.
Support contains 3 out of 612 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 612/612 places, 1600/1600 transitions.
Applied a total of 0 rules in 72 ms. Remains 612 /612 variables (removed 0) and now considering 1600/1600 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 72 ms. Remains : 612/612 places, 1600/1600 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 612/612 places, 1600/1600 transitions.
Applied a total of 0 rules in 72 ms. Remains 612 /612 variables (removed 0) and now considering 1600/1600 (removed 0) transitions.
[2026-05-25 07:09:11] [INFO ] Flow matrix only has 1069 transitions (discarded 531 similar events)
[2026-05-25 07:09:11] [INFO ] Invariant cache hit.
[2026-05-25 07:09:12] [INFO ] Implicit Places using invariants in 358 ms returned []
[2026-05-25 07:09:12] [INFO ] Flow matrix only has 1069 transitions (discarded 531 similar events)
[2026-05-25 07:09:12] [INFO ] Invariant cache hit.
[2026-05-25 07:09:12] [INFO ] State equation strengthened by 265 read => feed constraints.
[2026-05-25 07:09:14] [INFO ] Implicit Places using invariants and state equation in 2294 ms returned []
Implicit Place search using SMT with State Equation took 2653 ms to find 0 implicit places.
[2026-05-25 07:09:14] [INFO ] Redundant transitions in 35 ms returned []
Running 1598 sub problems to find dead transitions.
[2026-05-25 07:09:14] [INFO ] Flow matrix only has 1069 transitions (discarded 531 similar events)
[2026-05-25 07:09:14] [INFO ] Invariant cache hit.
[2026-05-25 07:09:14] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/612 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1598 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/612 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1598 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 612/1681 variables, and 2 constraints, problems are : Problem set: 0 solved, 1598 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/612 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 1598/1598 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1598 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/612 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1598 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/612 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1598 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 612/1681 variables, and 2 constraints, problems are : Problem set: 0 solved, 1598 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/612 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 0/1598 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62370ms problems are : Problem set: 0 solved, 1598 unsolved
Search for dead transitions found 0 dead transitions in 62372ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65139 ms. Remains : 612/612 places, 1600/1600 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 932 edges and 612 vertex of which 192 / 612 are part of one of the 64 SCC in 1 ms
Free SCC test removed 128 places
Drop transitions (Empty/Sink Transition effects.) removed 320 transitions
Ensure Unique test removed 403 transitions
Reduce isomorphic transitions removed 723 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 11 place count 484 transition count 867
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 21 place count 474 transition count 867
Performed 72 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 72 Pre rules applied. Total rules applied 21 place count 474 transition count 795
Deduced a syphon composed of 72 places in 1 ms
Reduce places removed 72 places and 0 transitions.
Iterating global reduction 2 with 144 rules applied. Total rules applied 165 place count 402 transition count 795
Discarding 63 places :
Symmetric choice reduction at 2 with 63 rule applications. Total rules 228 place count 339 transition count 732
Iterating global reduction 2 with 63 rules applied. Total rules applied 291 place count 339 transition count 732
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 126 transitions.
Iterating post reduction 2 with 126 rules applied. Total rules applied 417 place count 339 transition count 606
Performed 125 Post agglomeration using F-continuation condition.Transition count delta: 125
Deduced a syphon composed of 125 places in 0 ms
Reduce places removed 125 places and 0 transitions.
Iterating global reduction 3 with 250 rules applied. Total rules applied 667 place count 214 transition count 481
Discarding 64 places :
Symmetric choice reduction at 3 with 64 rule applications. Total rules 731 place count 150 transition count 353
Iterating global reduction 3 with 64 rules applied. Total rules applied 795 place count 150 transition count 353
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 797 place count 150 transition count 351
Discarding 63 places :
Symmetric choice reduction at 4 with 63 rule applications. Total rules 860 place count 87 transition count 225
Iterating global reduction 4 with 63 rules applied. Total rules applied 923 place count 87 transition count 225
Discarding 63 places :
Symmetric choice reduction at 4 with 63 rule applications. Total rules 986 place count 24 transition count 99
Iterating global reduction 4 with 63 rules applied. Total rules applied 1049 place count 24 transition count 99
Ensure Unique test removed 61 transitions
Reduce isomorphic transitions removed 61 transitions.
Iterating post reduction 4 with 61 rules applied. Total rules applied 1110 place count 24 transition count 38
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 1112 place count 23 transition count 37
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 1114 place count 22 transition count 38
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 5 with 3 rules applied. Total rules applied 1117 place count 22 transition count 35
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 1118 place count 22 transition count 35
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 1119 place count 22 transition count 34
Applied a total of 1119 rules in 44 ms. Remains 22 /612 variables (removed 590) and now considering 34/1600 (removed 1566) transitions.
Running SMT prover for 3 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2705683352749068422.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2653503984057706741.kers'
[2026-05-25 07:10:16] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2705683352749068422.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2653503984057706741.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 34 rows 22 cols 108 entries
Finished phase 1 with 19 SingleSign rule and 1 generalized
[2026-05-25 07:10:16] [INFO ] Computed 2 invariants in 1 ms
Computed 2 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-2653503984057706741.kers
Total runtime 2 ms.
[2026-05-25 07:10:16] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-25 07:10:16] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2026-05-25 07:10:16] [INFO ] After 8ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:2
[2026-05-25 07:10:16] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-25 07:10:16] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:3
[2026-05-25 07:10:16] [INFO ] After 39ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2026-05-25 07:10:16] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2026-05-25 07:10:16] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2026-05-25 07:10:16] [INFO ] After 14ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2026-05-25 07:10:16] [INFO ] After 7ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :3
TRAPS : Iteration 0
[2026-05-25 07:10:16] [INFO ] After 18ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
[2026-05-25 07:10:17] [INFO ] After 72ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Over-approximation ignoring read arcs solved 0 properties in 165 ms.
Knowledge based reduction with 1 factoid took 96 ms. Reduced automaton from 8 states, 10 edges and 3 AP (stutter sensitive) to 8 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 310 ms :[true, p3, (AND p3 p0 p1), (AND p3 p1), p1, (AND p3 p0 p1), (AND p3 p0 p1), (AND p3 p0 p1)]
Knowledge-based reduction took 87162 ms.
Stuttering acceptance computed with spot in 262 ms :[true, p3, (AND p3 p0 p1), (AND p3 p1), p1, (AND p3 p0 p1), (AND p3 p0 p1), (AND p3 p0 p1)]
Stuttering acceptance computed with spot in 319 ms :[true, p3, (AND p3 p0 p1), (AND p3 p1), p1, (AND p3 p0 p1), (AND p3 p0 p1), (AND p3 p0 p1)]
Product exploration explored 100000 steps with 25000 reset in 623 ms.
Product exploration explored 100000 steps with 25000 reset in 602 ms.
Spot run failed in 334 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/autstates.py", line 2, in
import spot
ModuleNotFoundError: No module named 'spot'
java.io.IOException
at fr.lip6.move.gal.application.runner.spot.SpotRunner.computeForwardClosedSI(SpotRunner.java:551)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.treatPartialPOR(LTLPropertySolver.java:419)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:280)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Built C files in :
/tmp/ltsmin10221419269754256972
[2026-05-25 07:10:19] [INFO ] Built C files in 23ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10221419269754256972
Running compilation step : cd /tmp/ltsmin10221419269754256972;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 2992 ms.
Running link step : cd /tmp/ltsmin10221419269754256972;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 48 ms.
Running LTSmin : cd /tmp/ltsmin10221419269754256972;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--hoa' '/tmp/stateBased18124230710603249026.hoa' '--buchi-type=spotba'
LTSmin run took 129 ms.
FORMULA FunctionPointer-PT-c008-LTLFireability-04 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property FunctionPointer-PT-c008-LTLFireability-04 finished in 314455 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)&&X(((F(p2) U p3)||p1))))'
Support contains 6 out of 771 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 771/771 places, 2002/2002 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 756 transition count 1966
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 756 transition count 1966
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 36 place count 756 transition count 1960
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 51 place count 741 transition count 1926
Iterating global reduction 1 with 15 rules applied. Total rules applied 66 place count 741 transition count 1926
Discarding 13 places :
Symmetric choice reduction at 1 with 13 rule applications. Total rules 79 place count 728 transition count 1884
Iterating global reduction 1 with 13 rules applied. Total rules applied 92 place count 728 transition count 1884
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 108 place count 712 transition count 1826
Iterating global reduction 1 with 16 rules applied. Total rules applied 124 place count 712 transition count 1826
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 140 place count 696 transition count 1784
Iterating global reduction 1 with 16 rules applied. Total rules applied 156 place count 696 transition count 1784
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 172 place count 680 transition count 1752
Iterating global reduction 1 with 16 rules applied. Total rules applied 188 place count 680 transition count 1752
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 204 place count 664 transition count 1720
Iterating global reduction 1 with 16 rules applied. Total rules applied 220 place count 664 transition count 1720
Discarding 14 places :
Symmetric choice reduction at 1 with 14 rule applications. Total rules 234 place count 650 transition count 1692
Iterating global reduction 1 with 14 rules applied. Total rules applied 248 place count 650 transition count 1692
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 263 place count 635 transition count 1658
Iterating global reduction 1 with 15 rules applied. Total rules applied 278 place count 635 transition count 1658
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 285 place count 628 transition count 1640
Iterating global reduction 1 with 7 rules applied. Total rules applied 292 place count 628 transition count 1640
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 294 place count 626 transition count 1636
Iterating global reduction 1 with 2 rules applied. Total rules applied 296 place count 626 transition count 1636
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 298 place count 624 transition count 1632
Iterating global reduction 1 with 2 rules applied. Total rules applied 300 place count 624 transition count 1632
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 302 place count 622 transition count 1628
Iterating global reduction 1 with 2 rules applied. Total rules applied 304 place count 622 transition count 1628
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 306 place count 620 transition count 1624
Iterating global reduction 1 with 2 rules applied. Total rules applied 308 place count 620 transition count 1624
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 310 place count 618 transition count 1620
Iterating global reduction 1 with 2 rules applied. Total rules applied 312 place count 618 transition count 1620
Applied a total of 312 rules in 267 ms. Remains 618 /771 variables (removed 153) and now considering 1620/2002 (removed 382) transitions.
[2026-05-25 07:10:23] [INFO ] Flow matrix only has 1083 transitions (discarded 537 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11793048680728563240.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4411862944300187532.kers'
[2026-05-25 07:10:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11793048680728563240.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4411862944300187532.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1083 rows 618 cols 2972 entries
Finished phase 1 with 615 SingleSign rule and 1 generalized
[2026-05-25 07:10:23] [INFO ] Computed 2 invariants in 9 ms
Computed 2 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-4411862944300187532.kers
Total runtime 12 ms.
[2026-05-25 07:10:23] [INFO ] Implicit Places using invariants in 306 ms returned []
[2026-05-25 07:10:23] [INFO ] Flow matrix only has 1083 transitions (discarded 537 similar events)
[2026-05-25 07:10:23] [INFO ] Invariant cache hit.
[2026-05-25 07:10:23] [INFO ] State equation strengthened by 269 read => feed constraints.
[2026-05-25 07:10:25] [INFO ] Implicit Places using invariants and state equation in 1940 ms returned []
Implicit Place search using SMT with State Equation took 2247 ms to find 0 implicit places.
Running 1618 sub problems to find dead transitions.
[2026-05-25 07:10:25] [INFO ] Flow matrix only has 1083 transitions (discarded 537 similar events)
[2026-05-25 07:10:25] [INFO ] Invariant cache hit.
[2026-05-25 07:10:25] [INFO ] State equation strengthened by 269 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/618 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1618 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/618 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1618 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 618/1701 variables, and 2 constraints, problems are : Problem set: 0 solved, 1618 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/618 constraints, ReadFeed: 0/269 constraints, PredecessorRefiner: 1618/1618 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1618 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/618 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1618 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/618 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1618 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 618/1701 variables, and 2 constraints, problems are : Problem set: 0 solved, 1618 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/618 constraints, ReadFeed: 0/269 constraints, PredecessorRefiner: 0/1618 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62305ms problems are : Problem set: 0 solved, 1618 unsolved
Search for dead transitions found 0 dead transitions in 62308ms
Starting structural reductions in LTL mode, iteration 1 : 618/771 places, 1620/2002 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 64831 ms. Remains : 618/771 places, 1620/2002 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)&&X(((F(p2) U p3)||p1))))'
Stuttering acceptance computed with spot in 179 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p3))), (NOT p0), (AND (NOT p1) (NOT p3)), (NOT p2), (NOT p3)]
Running random walk in product with property : FunctionPointer-PT-c008-LTLFireability-05
Product exploration explored 100000 steps with 0 reset in 551 ms.
Stack based approach found an accepted trace after 8115 steps with 0 reset with depth 8116 and stack size 8116 in 46 ms.
FORMULA FunctionPointer-PT-c008-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property FunctionPointer-PT-c008-LTLFireability-05 finished in 65638 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)||p1)) U p0)||G((X(p3)||p2))))'
Support contains 5 out of 771 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 771/771 places, 2002/2002 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 755 transition count 1964
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 755 transition count 1964
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 42 place count 755 transition count 1954
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 57 place count 740 transition count 1920
Iterating global reduction 1 with 15 rules applied. Total rules applied 72 place count 740 transition count 1920
Discarding 12 places :
Symmetric choice reduction at 1 with 12 rule applications. Total rules 84 place count 728 transition count 1882
Iterating global reduction 1 with 12 rules applied. Total rules applied 96 place count 728 transition count 1882
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 112 place count 712 transition count 1822
Iterating global reduction 1 with 16 rules applied. Total rules applied 128 place count 712 transition count 1822
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 144 place count 696 transition count 1776
Iterating global reduction 1 with 16 rules applied. Total rules applied 160 place count 696 transition count 1776
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 176 place count 680 transition count 1744
Iterating global reduction 1 with 16 rules applied. Total rules applied 192 place count 680 transition count 1744
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 208 place count 664 transition count 1712
Iterating global reduction 1 with 16 rules applied. Total rules applied 224 place count 664 transition count 1712
Discarding 14 places :
Symmetric choice reduction at 1 with 14 rule applications. Total rules 238 place count 650 transition count 1684
Iterating global reduction 1 with 14 rules applied. Total rules applied 252 place count 650 transition count 1684
Discarding 14 places :
Symmetric choice reduction at 1 with 14 rule applications. Total rules 266 place count 636 transition count 1656
Iterating global reduction 1 with 14 rules applied. Total rules applied 280 place count 636 transition count 1656
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 287 place count 629 transition count 1642
Iterating global reduction 1 with 7 rules applied. Total rules applied 294 place count 629 transition count 1642
Applied a total of 294 rules in 191 ms. Remains 629 /771 variables (removed 142) and now considering 1642/2002 (removed 360) transitions.
[2026-05-25 07:11:28] [INFO ] Flow matrix only has 1096 transitions (discarded 546 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5240026562852525258.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15092752696863779758.kers'
[2026-05-25 07:11:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5240026562852525258.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15092752696863779758.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1096 rows 629 cols 3010 entries
Finished phase 1 with 626 SingleSign rule and 1 generalized
[2026-05-25 07:11:28] [INFO ] Computed 2 invariants in 4 ms
Computed 2 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-15092752696863779758.kers
Total runtime 7 ms.
[2026-05-25 07:11:28] [INFO ] Implicit Places using invariants in 297 ms returned []
[2026-05-25 07:11:28] [INFO ] Flow matrix only has 1096 transitions (discarded 546 similar events)
[2026-05-25 07:11:28] [INFO ] Invariant cache hit.
[2026-05-25 07:11:29] [INFO ] State equation strengthened by 269 read => feed constraints.
[2026-05-25 07:11:31] [INFO ] Implicit Places using invariants and state equation in 2275 ms returned []
Implicit Place search using SMT with State Equation took 2573 ms to find 0 implicit places.
Running 1640 sub problems to find dead transitions.
[2026-05-25 07:11:31] [INFO ] Flow matrix only has 1096 transitions (discarded 546 similar events)
[2026-05-25 07:11:31] [INFO ] Invariant cache hit.
[2026-05-25 07:11:31] [INFO ] State equation strengthened by 269 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/629 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1640 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/629 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1640 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 629/1725 variables, and 2 constraints, problems are : Problem set: 0 solved, 1640 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/629 constraints, ReadFeed: 0/269 constraints, PredecessorRefiner: 1640/1640 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1640 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/629 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1640 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/629 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1640 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 629/1725 variables, and 2 constraints, problems are : Problem set: 0 solved, 1640 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/629 constraints, ReadFeed: 0/269 constraints, PredecessorRefiner: 0/1640 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62567ms problems are : Problem set: 0 solved, 1640 unsolved
Search for dead transitions found 0 dead transitions in 62572ms
Starting structural reductions in LTL mode, iteration 1 : 629/771 places, 1642/2002 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 65344 ms. Remains : 629/771 places, 1642/2002 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)||p1)) U p0)||G((X(p3)||p2))))'
Stuttering acceptance computed with spot in 398 ms :[(AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3)), (NOT p0), (NOT p0), true, (AND (NOT p2) (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3))]
Running random walk in product with property : FunctionPointer-PT-c008-LTLFireability-06
Product exploration explored 100000 steps with 0 reset in 614 ms.
Product exploration explored 100000 steps with 1 reset in 649 ms.
Computed a total of 192 stabilizing places and 512 stable transitions
Computed a total of 192 stabilizing places and 512 stable transitions
Knowledge based reduction with 17 factoid took 106 ms. Reduced automaton from 10 states, 18 edges and 4 AP (stutter sensitive) to 10 states, 17 edges and 4 AP (stutter sensitive).
Reduction of identical properties reduced properties to check from 8 to 5
RANDOM walk for 40020 steps (8 resets) in 202 ms. (197 steps per ms) remains 4/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 56 ms. (701 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 43 ms. (909 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 38 ms. (1025 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 38 ms. (1025 steps per ms) remains 4/4 properties
[2026-05-25 07:12:35] [INFO ] Flow matrix only has 1096 transitions (discarded 546 similar events)
[2026-05-25 07:12:35] [INFO ] Invariant cache hit.
[2026-05-25 07:12:35] [INFO ] State equation strengthened by 269 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 383/388 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/388 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 863/1251 variables, 388/389 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1251 variables, 198/587 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1251 variables, 0/587 constraints. Problems are: Problem set: 0 solved, 4 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 375/1626 variables, 157/744 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1626 variables, 1/745 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1626 variables, 71/816 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1626 variables, 0/816 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 88/1714 variables, 77/893 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1714 variables, 0/893 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 9/1723 variables, 5/898 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1723 variables, 0/898 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 2/1725 variables, 2/900 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1725 variables, 0/900 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 0/1725 variables, 0/900 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1725/1725 variables, and 900 constraints, problems are : Problem set: 0 solved, 4 unsolved in 1114 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 629/629 constraints, ReadFeed: 269/269 constraints, PredecessorRefiner: 4/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 383/388 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/388 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 863/1251 variables, 388/389 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1251 variables, 198/587 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1251 variables, 0/587 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 375/1626 variables, 157/744 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1626 variables, 1/745 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1626 variables, 71/816 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1626 variables, 3/819 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1626 variables, 2/821 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1626 variables, 0/821 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 88/1714 variables, 77/898 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1714 variables, 1/899 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1714 variables, 0/899 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 9/1723 variables, 5/904 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1723 variables, 1/905 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1723 variables, 2/907 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1723 variables, 0/907 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 2/1725 variables, 2/909 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1725/1725 variables, and 910 constraints, problems are : Problem set: 0 solved, 4 unsolved in 5011 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 629/629 constraints, ReadFeed: 269/269 constraints, PredecessorRefiner: 4/3 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 6/6 constraints]
After SMT, in 6141ms problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 5 out of 629 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 629/629 places, 1642/1642 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 629 transition count 1636
Applied a total of 6 rules in 153 ms. Remains 629 /629 variables (removed 0) and now considering 1636/1642 (removed 6) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 153 ms. Remains : 629/629 places, 1636/1642 transitions.
RANDOM walk for 40000 steps (8 resets) in 162 ms. (245 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 48 ms. (816 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (8 resets) in 60 ms. (655 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 74 ms. (533 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 58 ms. (678 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 275159 steps, run timeout after 3001 ms. (steps per millisecond=91 ) properties seen :1 out of 4
Probabilistic random walk after 275159 steps, saw 178608 distinct states, run finished after 3001 ms. (steps per millisecond=91 ) properties seen :1
[2026-05-25 07:12:45] [INFO ] Flow matrix only has 1093 transitions (discarded 543 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-543353239400859648.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17229932261161676759.kers'
[2026-05-25 07:12:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-543353239400859648.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17229932261161676759.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1093 rows 629 cols 3004 entries
Finished phase 1 with 626 SingleSign rule and 1 generalized
[2026-05-25 07:12:45] [INFO ] Computed 2 invariants in 13 ms
Computed 2 P flows in 14 ms.
Exported basis to /tmp/petrispot-output-17229932261161676759.kers
Total runtime 14 ms.
[2026-05-25 07:12:45] [INFO ] State equation strengthened by 269 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 383/388 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/388 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 863/1251 variables, 388/389 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1251 variables, 198/587 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1251 variables, 0/587 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 372/1623 variables, 157/744 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1623 variables, 1/745 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1623 variables, 71/816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1623 variables, 0/816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 84/1707 variables, 75/891 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1707 variables, 0/891 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 9/1716 variables, 5/896 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1716 variables, 0/896 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 6/1722 variables, 4/900 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1722 variables, 0/900 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 0/1722 variables, 0/900 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1722/1722 variables, and 900 constraints, problems are : Problem set: 0 solved, 3 unsolved in 1708 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 629/629 constraints, ReadFeed: 269/269 constraints, PredecessorRefiner: 3/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 383/388 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/388 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 863/1251 variables, 388/389 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1251 variables, 198/587 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1251 variables, 0/587 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 372/1623 variables, 157/744 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1623 variables, 1/745 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1623 variables, 71/816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1623 variables, 2/818 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1623 variables, 1/819 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1623 variables, 10/829 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1623 variables, 0/829 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 84/1707 variables, 75/904 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1707 variables, 1/905 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1707 variables, 0/905 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 9/1716 variables, 5/910 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1716 variables, 0/910 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 6/1722 variables, 4/914 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1722 variables, 0/914 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 0/1722 variables, 0/914 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1722/1722 variables, and 914 constraints, problems are : Problem set: 0 solved, 3 unsolved in 5445 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 629/629 constraints, ReadFeed: 269/269 constraints, PredecessorRefiner: 3/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 11/11 constraints]
After SMT, in 7190ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Finished Parikh walk after 2928 steps, including 49 resets, run visited all 3 properties in 42 ms. (steps per millisecond=69 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 3 properties in 42 ms.
Knowledge based reduction with 17 factoid took 213 ms. Reduced automaton from 10 states, 17 edges and 4 AP (stutter sensitive) to 10 states, 17 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 389 ms :[(AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3)), (NOT p0), (NOT p0), true, (AND (NOT p2) (NOT p0) (NOT p3)), (AND (NOT p3) (NOT p0)), (NOT p3), (AND (NOT p2) (NOT p3))]
Knowledge-based reduction took 17523 ms.
Stuttering acceptance computed with spot in 403 ms :[(AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3)), (NOT p0), (NOT p0), true, (AND (NOT p2) (NOT p0) (NOT p3)), (AND (NOT p3) (NOT p0)), (NOT p3), (AND (NOT p2) (NOT p3))]
Support contains 5 out of 629 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 629/629 places, 1642/1642 transitions.
Applied a total of 0 rules in 21 ms. Remains 629 /629 variables (removed 0) and now considering 1642/1642 (removed 0) transitions.
[2026-05-25 07:12:53] [INFO ] Flow matrix only has 1096 transitions (discarded 546 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5050626315757112613.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8728517423582382529.kers'
[2026-05-25 07:12:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5050626315757112613.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8728517423582382529.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1096 rows 629 cols 3010 entries
Finished phase 1 with 626 SingleSign rule and 1 generalized
[2026-05-25 07:12:53] [INFO ] Computed 2 invariants in 8 ms
Computed 2 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-8728517423582382529.kers
Total runtime 11 ms.
[2026-05-25 07:12:53] [INFO ] Implicit Places using invariants in 311 ms returned []
[2026-05-25 07:12:53] [INFO ] Flow matrix only has 1096 transitions (discarded 546 similar events)
[2026-05-25 07:12:53] [INFO ] Invariant cache hit.
[2026-05-25 07:12:54] [INFO ] State equation strengthened by 269 read => feed constraints.
[2026-05-25 07:12:56] [INFO ] Implicit Places using invariants and state equation in 2347 ms returned []
Implicit Place search using SMT with State Equation took 2663 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 2685 ms. Remains : 629/629 places, 1642/1642 transitions.
Computed a total of 192 stabilizing places and 512 stable transitions
Computed a total of 192 stabilizing places and 512 stable transitions
Knowledge based reduction with 14 factoid took 109 ms. Reduced automaton from 10 states, 17 edges and 4 AP (stutter sensitive) to 10 states, 17 edges and 4 AP (stutter sensitive).
Reduction of identical properties reduced properties to check from 8 to 5
RANDOM walk for 40017 steps (8 resets) in 211 ms. (188 steps per ms) remains 4/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 56 ms. (701 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 44 ms. (888 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 54 ms. (727 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 51 ms. (769 steps per ms) remains 4/4 properties
[2026-05-25 07:12:56] [INFO ] Flow matrix only has 1096 transitions (discarded 546 similar events)
[2026-05-25 07:12:56] [INFO ] Invariant cache hit.
[2026-05-25 07:12:56] [INFO ] State equation strengthened by 269 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 383/388 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/388 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 863/1251 variables, 388/389 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1251 variables, 198/587 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1251 variables, 0/587 constraints. Problems are: Problem set: 0 solved, 4 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 375/1626 variables, 157/744 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1626 variables, 1/745 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1626 variables, 71/816 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1626 variables, 0/816 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 88/1714 variables, 77/893 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1714 variables, 0/893 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 9/1723 variables, 5/898 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1723 variables, 0/898 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 2/1725 variables, 2/900 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1725 variables, 0/900 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 0/1725 variables, 0/900 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1725/1725 variables, and 900 constraints, problems are : Problem set: 0 solved, 4 unsolved in 1017 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 629/629 constraints, ReadFeed: 269/269 constraints, PredecessorRefiner: 4/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 383/388 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/388 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 863/1251 variables, 388/389 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1251 variables, 198/587 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1251 variables, 0/587 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 375/1626 variables, 157/744 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1626 variables, 1/745 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1626 variables, 71/816 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1626 variables, 3/819 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1626 variables, 2/821 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1626 variables, 0/821 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 88/1714 variables, 77/898 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1714 variables, 1/899 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1714 variables, 0/899 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 9/1723 variables, 5/904 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1723 variables, 1/905 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1723 variables, 2/907 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1723 variables, 0/907 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 2/1725 variables, 2/909 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1725 variables, 1/910 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1725/1725 variables, and 910 constraints, problems are : Problem set: 0 solved, 4 unsolved in 5014 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 629/629 constraints, ReadFeed: 269/269 constraints, PredecessorRefiner: 4/3 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 6/6 constraints]
After SMT, in 6049ms problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 5 out of 629 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 629/629 places, 1642/1642 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 629 transition count 1636
Applied a total of 6 rules in 175 ms. Remains 629 /629 variables (removed 0) and now considering 1636/1642 (removed 6) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 175 ms. Remains : 629/629 places, 1636/1642 transitions.
RANDOM walk for 40006 steps (8 resets) in 180 ms. (221 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 46 ms. (851 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 55 ms. (714 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 51 ms. (769 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 52 ms. (754 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 259982 steps, run timeout after 3001 ms. (steps per millisecond=86 ) properties seen :1 out of 4
Probabilistic random walk after 259982 steps, saw 168760 distinct states, run finished after 3003 ms. (steps per millisecond=86 ) properties seen :1
[2026-05-25 07:13:05] [INFO ] Flow matrix only has 1093 transitions (discarded 543 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9897756685417688089.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17488965429945615767.kers'
[2026-05-25 07:13:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9897756685417688089.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17488965429945615767.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1093 rows 629 cols 3004 entries
Finished phase 1 with 626 SingleSign rule and 1 generalized
[2026-05-25 07:13:05] [INFO ] Computed 2 invariants in 5 ms
Computed 2 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-17488965429945615767.kers
Total runtime 6 ms.
[2026-05-25 07:13:05] [INFO ] State equation strengthened by 269 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 383/388 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/388 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 863/1251 variables, 388/389 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1251 variables, 198/587 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1251 variables, 0/587 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 372/1623 variables, 157/744 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1623 variables, 1/745 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1623 variables, 71/816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1623 variables, 0/816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 84/1707 variables, 75/891 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1707 variables, 0/891 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 9/1716 variables, 5/896 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1716 variables, 0/896 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 6/1722 variables, 4/900 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1722 variables, 0/900 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 0/1722 variables, 0/900 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1722/1722 variables, and 900 constraints, problems are : Problem set: 0 solved, 3 unsolved in 1668 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 629/629 constraints, ReadFeed: 269/269 constraints, PredecessorRefiner: 3/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 383/388 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/388 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 863/1251 variables, 388/389 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1251 variables, 198/587 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1251 variables, 0/587 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 372/1623 variables, 157/744 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1623 variables, 1/745 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1623 variables, 71/816 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1623 variables, 2/818 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1623 variables, 1/819 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1623 variables, 10/829 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1623 variables, 0/829 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 84/1707 variables, 75/904 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1707 variables, 1/905 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1707 variables, 0/905 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 9/1716 variables, 5/910 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1716 variables, 0/910 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 6/1722 variables, 4/914 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1722 variables, 0/914 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 0/1722 variables, 0/914 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1722/1722 variables, and 914 constraints, problems are : Problem set: 0 solved, 3 unsolved in 5293 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 629/629 constraints, ReadFeed: 269/269 constraints, PredecessorRefiner: 3/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 11/11 constraints]
After SMT, in 6988ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Finished Parikh walk after 14007 steps, including 247 resets, run visited all 3 properties in 145 ms. (steps per millisecond=96 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 3 properties in 145 ms.
Knowledge based reduction with 14 factoid took 195 ms. Reduced automaton from 10 states, 17 edges and 4 AP (stutter sensitive) to 10 states, 17 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 380 ms :[(AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3)), (NOT p0), (NOT p0), true, (AND (NOT p2) (NOT p0) (NOT p3)), (AND (NOT p3) (NOT p0)), (NOT p3), (AND (NOT p2) (NOT p3))]
Knowledge-based reduction took 17355 ms.
Stuttering acceptance computed with spot in 395 ms :[(AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3)), (NOT p0), (NOT p0), true, (AND (NOT p2) (NOT p0) (NOT p3)), (AND (NOT p3) (NOT p0)), (NOT p3), (AND (NOT p2) (NOT p3))]
Stuttering acceptance computed with spot in 437 ms :[(AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3)), (NOT p0), (NOT p0), true, (AND (NOT p2) (NOT p0) (NOT p3)), (AND (NOT p3) (NOT p0)), (NOT p3), (AND (NOT p2) (NOT p3))]
Product exploration explored 100000 steps with 0 reset in 650 ms.
Product exploration explored 100000 steps with 0 reset in 763 ms.
Spot run failed in 50 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/autstates.py", line 2, in
import spot
ModuleNotFoundError: No module named 'spot'
java.io.IOException
at fr.lip6.move.gal.application.runner.spot.SpotRunner.computeForwardClosedSI(SpotRunner.java:551)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.treatPartialPOR(LTLPropertySolver.java:419)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:280)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Built C files in :
/tmp/ltsmin14231816102274069355
[2026-05-25 07:13:15] [INFO ] Built C files in 20ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14231816102274069355
Running compilation step : cd /tmp/ltsmin14231816102274069355;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin14231816102274069355;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin14231816102274069355;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 5 out of 629 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 629/629 places, 1642/1642 transitions.
Applied a total of 0 rules in 18 ms. Remains 629 /629 variables (removed 0) and now considering 1642/1642 (removed 0) transitions.
[2026-05-25 07:13:18] [INFO ] Flow matrix only has 1096 transitions (discarded 546 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1616810352209380918.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14036259915344815655.kers'
[2026-05-25 07:13:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1616810352209380918.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14036259915344815655.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1096 rows 629 cols 3010 entries
Finished phase 1 with 626 SingleSign rule and 1 generalized
[2026-05-25 07:13:18] [INFO ] Computed 2 invariants in 7 ms
Computed 2 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-14036259915344815655.kers
Total runtime 9 ms.
[2026-05-25 07:13:19] [INFO ] Implicit Places using invariants in 322 ms returned []
[2026-05-25 07:13:19] [INFO ] Flow matrix only has 1096 transitions (discarded 546 similar events)
[2026-05-25 07:13:19] [INFO ] Invariant cache hit.
[2026-05-25 07:13:19] [INFO ] State equation strengthened by 269 read => feed constraints.
[2026-05-25 07:13:21] [INFO ] Implicit Places using invariants and state equation in 2296 ms returned []
Implicit Place search using SMT with State Equation took 2619 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 2637 ms. Remains : 629/629 places, 1642/1642 transitions.
Built C files in :
/tmp/ltsmin11143181915383249571
[2026-05-25 07:13:21] [INFO ] Built C files in 19ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11143181915383249571
Running compilation step : cd /tmp/ltsmin11143181915383249571;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin11143181915383249571;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin11143181915383249571;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-05-25 07:13:24] [INFO ] Flatten gal took : 30 ms
[2026-05-25 07:13:24] [INFO ] Flatten gal took : 28 ms
[2026-05-25 07:13:24] [INFO ] Time to serialize gal into /tmp/LTL15733634047227988610.gal : 9 ms
[2026-05-25 07:13:24] [INFO ] Time to serialize properties into /tmp/LTL15543627754271653012.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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL15733634047227988610.gal' '-t' 'CGAL' '-hoa' '/tmp/aut13294989776410998565.hoa' '-atoms' '/tmp/LTL15543627754271653012.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...320
Loading property file /tmp/LTL15543627754271653012.prop.
Loaded 4 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut13294989776410998565.hoa
Detected timeout of ITS tools.
[2026-05-25 07:13:39] [INFO ] Flatten gal took : 23 ms
[2026-05-25 07:13:39] [INFO ] Flatten gal took : 39 ms
[2026-05-25 07:13:39] [INFO ] Time to serialize gal into /tmp/LTL6406680432341270200.gal : 6 ms
[2026-05-25 07:13:39] [INFO ] Time to serialize properties into /tmp/LTL12768995954803814406.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL6406680432341270200.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL12768995954803814406.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((((X((X("((s0>=1)&&(l958>=1))"))||("((s1>=1)&&(l2428>=1))")))U("((s0>=1)&&(l958>=1))"))||(G(((X("((s0<1)||(l2106<1))"))||("(s0<1)"))...174
Formula 0 simplified : !"((s0>=1)&&(l958>=1))" & F(!"(l2106<1)" & !"(s0<1)" & X!"((s0<1)||(l2106<1))") & X(!"((s0>=1)&&(l958>=1))" W (!"((s1>=1)&&(l2428>=1...187
Detected timeout of ITS tools.
[2026-05-25 07:13:54] [INFO ] Flatten gal took : 21 ms
[2026-05-25 07:13:54] [INFO ] Applying decomposition
[2026-05-25 07:13:54] [INFO ] Flatten gal took : 21 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph10263927594165567314.txt' '-o' '/tmp/graph10263927594165567314.bin' '-w' '/tmp/graph10263927594165567314.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10263927594165567314.bin' '-l' '-1' '-v' '-w' '/tmp/graph10263927594165567314.weights' '-q' '0' '-e' '0.001'
[2026-05-25 07:13:54] [INFO ] Decomposing Gal with order
[2026-05-25 07:13:55] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 07:13:55] [INFO ] Removed a total of 2740 redundant transitions.
[2026-05-25 07:13:55] [INFO ] Flatten gal took : 60 ms
[2026-05-25 07:13:55] [INFO ] Fuse similar labels procedure discarded/fused a total of 1175 labels/synchronizations in 53 ms.
[2026-05-25 07:13:55] [INFO ] Time to serialize gal into /tmp/LTL17774862915404606815.gal : 8 ms
[2026-05-25 07:13:55] [INFO ] Time to serialize properties into /tmp/LTL591010495513151996.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL17774862915404606815.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL591010495513151996.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !((((X((X("((i0.u0.s0>=1)&&(i18.u192.l958>=1))"))||("((i4.u1.s1>=1)&&(i27.i3.u161.l2428>=1))")))U("((i0.u0.s0>=1)&&(i18.u192.l958>=1))...258
Formula 0 simplified : !"((i0.u0.s0>=1)&&(i18.u192.l958>=1))" & F(!"(i0.u0.s0<1)" & !"(i27.i4.u157.l2106<1)" & X!"((i0.u0.s0<1)||(i27.i4.u157.l2106<1))") &...286
Detected timeout of ITS tools.
Treatment of property FunctionPointer-PT-c008-LTLFireability-06 finished in 161813 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((X(p1)||p0))))'
Support contains 3 out of 771 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 771/771 places, 2002/2002 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 755 transition count 1964
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 755 transition count 1964
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 38 place count 755 transition count 1958
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 53 place count 740 transition count 1924
Iterating global reduction 1 with 15 rules applied. Total rules applied 68 place count 740 transition count 1924
Discarding 13 places :
Symmetric choice reduction at 1 with 13 rule applications. Total rules 81 place count 727 transition count 1882
Iterating global reduction 1 with 13 rules applied. Total rules applied 94 place count 727 transition count 1882
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 110 place count 711 transition count 1824
Iterating global reduction 1 with 16 rules applied. Total rules applied 126 place count 711 transition count 1824
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 142 place count 695 transition count 1782
Iterating global reduction 1 with 16 rules applied. Total rules applied 158 place count 695 transition count 1782
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 174 place count 679 transition count 1750
Iterating global reduction 1 with 16 rules applied. Total rules applied 190 place count 679 transition count 1750
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 206 place count 663 transition count 1718
Iterating global reduction 1 with 16 rules applied. Total rules applied 222 place count 663 transition count 1718
Discarding 14 places :
Symmetric choice reduction at 1 with 14 rule applications. Total rules 236 place count 649 transition count 1690
Iterating global reduction 1 with 14 rules applied. Total rules applied 250 place count 649 transition count 1690
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 265 place count 634 transition count 1656
Iterating global reduction 1 with 15 rules applied. Total rules applied 280 place count 634 transition count 1656
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 287 place count 627 transition count 1638
Iterating global reduction 1 with 7 rules applied. Total rules applied 294 place count 627 transition count 1638
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 296 place count 625 transition count 1634
Iterating global reduction 1 with 2 rules applied. Total rules applied 298 place count 625 transition count 1634
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 300 place count 623 transition count 1630
Iterating global reduction 1 with 2 rules applied. Total rules applied 302 place count 623 transition count 1630
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 304 place count 621 transition count 1626
Iterating global reduction 1 with 2 rules applied. Total rules applied 306 place count 621 transition count 1626
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 308 place count 619 transition count 1622
Iterating global reduction 1 with 2 rules applied. Total rules applied 310 place count 619 transition count 1622
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 312 place count 617 transition count 1618
Iterating global reduction 1 with 2 rules applied. Total rules applied 314 place count 617 transition count 1618
Applied a total of 314 rules in 296 ms. Remains 617 /771 variables (removed 154) and now considering 1618/2002 (removed 384) transitions.
[2026-05-25 07:14:10] [INFO ] Flow matrix only has 1080 transitions (discarded 538 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17375925240609913575.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1091014424029148953.kers'
[2026-05-25 07:14:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17375925240609913575.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1091014424029148953.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1080 rows 617 cols 2964 entries
Finished phase 1 with 614 SingleSign rule and 1 generalized
[2026-05-25 07:14:10] [INFO ] Computed 2 invariants in 4 ms
Computed 2 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-1091014424029148953.kers
Total runtime 6 ms.
[2026-05-25 07:14:10] [INFO ] Implicit Places using invariants in 346 ms returned []
[2026-05-25 07:14:10] [INFO ] Flow matrix only has 1080 transitions (discarded 538 similar events)
[2026-05-25 07:14:10] [INFO ] Invariant cache hit.
[2026-05-25 07:14:11] [INFO ] State equation strengthened by 267 read => feed constraints.
[2026-05-25 07:14:13] [INFO ] Implicit Places using invariants and state equation in 2124 ms returned []
Implicit Place search using SMT with State Equation took 2474 ms to find 0 implicit places.
Running 1616 sub problems to find dead transitions.
[2026-05-25 07:14:13] [INFO ] Flow matrix only has 1080 transitions (discarded 538 similar events)
[2026-05-25 07:14:13] [INFO ] Invariant cache hit.
[2026-05-25 07:14:13] [INFO ] State equation strengthened by 267 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/617 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1616 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/617 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1616 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 617/1697 variables, and 2 constraints, problems are : Problem set: 0 solved, 1616 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/617 constraints, ReadFeed: 0/267 constraints, PredecessorRefiner: 1616/1616 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1616 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/617 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1616 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/617 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1616 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 617/1697 variables, and 2 constraints, problems are : Problem set: 0 solved, 1616 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/617 constraints, ReadFeed: 0/267 constraints, PredecessorRefiner: 0/1616 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62682ms problems are : Problem set: 0 solved, 1616 unsolved
Search for dead transitions found 0 dead transitions in 62684ms
Starting structural reductions in LTL mode, iteration 1 : 617/771 places, 1618/2002 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 65465 ms. Remains : 617/771 places, 1618/2002 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((X(p1)||p0))))'
Stuttering acceptance computed with spot in 128 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : FunctionPointer-PT-c008-LTLFireability-07
Product exploration explored 100000 steps with 50000 reset in 637 ms.
Product exploration explored 100000 steps with 50000 reset in 631 ms.
Computed a total of 192 stabilizing places and 512 stable transitions
Computed a total of 192 stabilizing places and 512 stable transitions
Knowledge based reduction with 5 factoid took 49 ms. Proved property starting from automaton with 3 states, 3 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 59 ms.
FORMULA FunctionPointer-PT-c008-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FunctionPointer-PT-c008-LTLFireability-07 finished in 66966 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))&&(X(X((G(p1) U X(X(!p0))))) U p2)))'
Support contains 5 out of 771 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 771/771 places, 2002/2002 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 754 transition count 1964
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 754 transition count 1964
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 46 place count 754 transition count 1952
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 62 place count 738 transition count 1916
Iterating global reduction 1 with 16 rules applied. Total rules applied 78 place count 738 transition count 1916
Discarding 14 places :
Symmetric choice reduction at 1 with 14 rule applications. Total rules 92 place count 724 transition count 1872
Iterating global reduction 1 with 14 rules applied. Total rules applied 106 place count 724 transition count 1872
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 122 place count 708 transition count 1814
Iterating global reduction 1 with 16 rules applied. Total rules applied 138 place count 708 transition count 1814
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 154 place count 692 transition count 1770
Iterating global reduction 1 with 16 rules applied. Total rules applied 170 place count 692 transition count 1770
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 186 place count 676 transition count 1738
Iterating global reduction 1 with 16 rules applied. Total rules applied 202 place count 676 transition count 1738
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 218 place count 660 transition count 1706
Iterating global reduction 1 with 16 rules applied. Total rules applied 234 place count 660 transition count 1706
Discarding 14 places :
Symmetric choice reduction at 1 with 14 rule applications. Total rules 248 place count 646 transition count 1678
Iterating global reduction 1 with 14 rules applied. Total rules applied 262 place count 646 transition count 1678
Discarding 14 places :
Symmetric choice reduction at 1 with 14 rule applications. Total rules 276 place count 632 transition count 1648
Iterating global reduction 1 with 14 rules applied. Total rules applied 290 place count 632 transition count 1648
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 297 place count 625 transition count 1632
Iterating global reduction 1 with 7 rules applied. Total rules applied 304 place count 625 transition count 1632
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 305 place count 624 transition count 1630
Iterating global reduction 1 with 1 rules applied. Total rules applied 306 place count 624 transition count 1630
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 307 place count 623 transition count 1628
Iterating global reduction 1 with 1 rules applied. Total rules applied 308 place count 623 transition count 1628
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 309 place count 622 transition count 1626
Iterating global reduction 1 with 1 rules applied. Total rules applied 310 place count 622 transition count 1626
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 311 place count 621 transition count 1624
Iterating global reduction 1 with 1 rules applied. Total rules applied 312 place count 621 transition count 1624
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 313 place count 620 transition count 1622
Iterating global reduction 1 with 1 rules applied. Total rules applied 314 place count 620 transition count 1622
Applied a total of 314 rules in 246 ms. Remains 620 /771 variables (removed 151) and now considering 1622/2002 (removed 380) transitions.
[2026-05-25 07:15:17] [INFO ] Flow matrix only has 1084 transitions (discarded 538 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12534549335232677073.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18350041429749812447.kers'
[2026-05-25 07:15:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12534549335232677073.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18350041429749812447.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1084 rows 620 cols 2980 entries
Finished phase 1 with 617 SingleSign rule and 1 generalized
[2026-05-25 07:15:17] [INFO ] Computed 2 invariants in 4 ms
Computed 2 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-18350041429749812447.kers
Total runtime 6 ms.
[2026-05-25 07:15:17] [INFO ] Implicit Places using invariants in 292 ms returned []
[2026-05-25 07:15:17] [INFO ] Flow matrix only has 1084 transitions (discarded 538 similar events)
[2026-05-25 07:15:17] [INFO ] Invariant cache hit.
[2026-05-25 07:15:18] [INFO ] State equation strengthened by 268 read => feed constraints.
[2026-05-25 07:15:19] [INFO ] Implicit Places using invariants and state equation in 2134 ms returned []
Implicit Place search using SMT with State Equation took 2429 ms to find 0 implicit places.
Running 1620 sub problems to find dead transitions.
[2026-05-25 07:15:19] [INFO ] Flow matrix only has 1084 transitions (discarded 538 similar events)
[2026-05-25 07:15:19] [INFO ] Invariant cache hit.
[2026-05-25 07:15:19] [INFO ] State equation strengthened by 268 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/620 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/620 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 620/1704 variables, and 2 constraints, problems are : Problem set: 0 solved, 1620 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/620 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 1620/1620 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1620 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/620 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/620 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 620/1704 variables, and 2 constraints, problems are : Problem set: 0 solved, 1620 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/620 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 0/1620 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62329ms problems are : Problem set: 0 solved, 1620 unsolved
Search for dead transitions found 0 dead transitions in 62333ms
Starting structural reductions in LTL mode, iteration 1 : 620/771 places, 1622/2002 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 65014 ms. Remains : 620/771 places, 1622/2002 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))&&(X(X((G(p1) U X(X(!p0))))) U p2)))'
Stuttering acceptance computed with spot in 382 ms :[(OR (NOT p2) (NOT p0)), (NOT p0), (NOT p0), (OR (NOT p2) p0), p0, p0, p0, p0, true, p0, (NOT p1)]
Running random walk in product with property : FunctionPointer-PT-c008-LTLFireability-08
Entered a terminal (fully accepting) state of product in 47 steps with 1 reset in 1 ms.
FORMULA FunctionPointer-PT-c008-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-c008-LTLFireability-08 finished in 65463 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((p0||G(p1))))'
Support contains 4 out of 771 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 771/771 places, 2002/2002 transitions.
Discarding 18 places :
Symmetric choice reduction at 0 with 18 rule applications. Total rules 18 place count 753 transition count 1960
Iterating global reduction 0 with 18 rules applied. Total rules applied 36 place count 753 transition count 1960
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 46 place count 753 transition count 1950
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 63 place count 736 transition count 1912
Iterating global reduction 1 with 17 rules applied. Total rules applied 80 place count 736 transition count 1912
Discarding 14 places :
Symmetric choice reduction at 1 with 14 rule applications. Total rules 94 place count 722 transition count 1868
Iterating global reduction 1 with 14 rules applied. Total rules applied 108 place count 722 transition count 1868
Discarding 18 places :
Symmetric choice reduction at 1 with 18 rule applications. Total rules 126 place count 704 transition count 1802
Iterating global reduction 1 with 18 rules applied. Total rules applied 144 place count 704 transition count 1802
Discarding 18 places :
Symmetric choice reduction at 1 with 18 rule applications. Total rules 162 place count 686 transition count 1752
Iterating global reduction 1 with 18 rules applied. Total rules applied 180 place count 686 transition count 1752
Discarding 18 places :
Symmetric choice reduction at 1 with 18 rule applications. Total rules 198 place count 668 transition count 1716
Iterating global reduction 1 with 18 rules applied. Total rules applied 216 place count 668 transition count 1716
Discarding 18 places :
Symmetric choice reduction at 1 with 18 rule applications. Total rules 234 place count 650 transition count 1680
Iterating global reduction 1 with 18 rules applied. Total rules applied 252 place count 650 transition count 1680
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 268 place count 634 transition count 1648
Iterating global reduction 1 with 16 rules applied. Total rules applied 284 place count 634 transition count 1648
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 299 place count 619 transition count 1616
Iterating global reduction 1 with 15 rules applied. Total rules applied 314 place count 619 transition count 1616
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 322 place count 611 transition count 1598
Iterating global reduction 1 with 8 rules applied. Total rules applied 330 place count 611 transition count 1598
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 331 place count 610 transition count 1596
Iterating global reduction 1 with 1 rules applied. Total rules applied 332 place count 610 transition count 1596
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 333 place count 609 transition count 1594
Iterating global reduction 1 with 1 rules applied. Total rules applied 334 place count 609 transition count 1594
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 335 place count 608 transition count 1592
Iterating global reduction 1 with 1 rules applied. Total rules applied 336 place count 608 transition count 1592
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 337 place count 607 transition count 1590
Iterating global reduction 1 with 1 rules applied. Total rules applied 338 place count 607 transition count 1590
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 339 place count 606 transition count 1588
Iterating global reduction 1 with 1 rules applied. Total rules applied 340 place count 606 transition count 1588
Applied a total of 340 rules in 245 ms. Remains 606 /771 variables (removed 165) and now considering 1588/2002 (removed 414) transitions.
[2026-05-25 07:16:22] [INFO ] Flow matrix only has 1061 transitions (discarded 527 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9304100382054114642.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15468469989826499985.kers'
[2026-05-25 07:16:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9304100382054114642.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15468469989826499985.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1061 rows 606 cols 2916 entries
Finished phase 1 with 603 SingleSign rule and 1 generalized
[2026-05-25 07:16:22] [INFO ] Computed 2 invariants in 4 ms
Computed 2 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-15468469989826499985.kers
Total runtime 6 ms.
[2026-05-25 07:16:23] [INFO ] Implicit Places using invariants in 271 ms returned []
[2026-05-25 07:16:23] [INFO ] Flow matrix only has 1061 transitions (discarded 527 similar events)
[2026-05-25 07:16:23] [INFO ] Invariant cache hit.
[2026-05-25 07:16:23] [INFO ] State equation strengthened by 264 read => feed constraints.
[2026-05-25 07:16:25] [INFO ] Implicit Places using invariants and state equation in 2139 ms returned []
Implicit Place search using SMT with State Equation took 2410 ms to find 0 implicit places.
Running 1586 sub problems to find dead transitions.
[2026-05-25 07:16:25] [INFO ] Flow matrix only has 1061 transitions (discarded 527 similar events)
[2026-05-25 07:16:25] [INFO ] Invariant cache hit.
[2026-05-25 07:16:25] [INFO ] State equation strengthened by 264 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/606 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1586 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/606 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1586 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 606/1667 variables, and 2 constraints, problems are : Problem set: 0 solved, 1586 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/606 constraints, ReadFeed: 0/264 constraints, PredecessorRefiner: 1586/1586 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1586 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/606 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1586 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/606 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1586 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/606 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1586 unsolved
At refinement iteration 3 (OVERLAPS) 1061/1667 variables, 606/608 constraints. Problems are: Problem set: 0 solved, 1586 unsolved
SMT process timed out in 62434ms, After SMT, problems are : Problem set: 0 solved, 1586 unsolved
Search for dead transitions found 0 dead transitions in 62438ms
Starting structural reductions in LTL mode, iteration 1 : 606/771 places, 1588/2002 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 65101 ms. Remains : 606/771 places, 1588/2002 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((G(p0)||p1)))'
Stuttering acceptance computed with spot in 114 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : FunctionPointer-PT-c008-LTLFireability-12
Product exploration explored 100000 steps with 0 reset in 503 ms.
Product exploration explored 100000 steps with 0 reset in 503 ms.
Computed a total of 192 stabilizing places and 512 stable transitions
Computed a total of 192 stabilizing places and 512 stable transitions
Knowledge based reduction with 6 factoid took 61 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
RANDOM walk for 40002 steps (8 resets) in 134 ms. (296 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 36 ms. (1081 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 471290 steps, run timeout after 3001 ms. (steps per millisecond=157 ) properties seen :0 out of 1
Probabilistic random walk after 471290 steps, saw 305898 distinct states, run finished after 3001 ms. (steps per millisecond=157 ) properties seen :0
[2026-05-25 07:17:32] [INFO ] Flow matrix only has 1061 transitions (discarded 527 similar events)
[2026-05-25 07:17:32] [INFO ] Invariant cache hit.
[2026-05-25 07:17:32] [INFO ] State equation strengthened by 264 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 332/334 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/334 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1125/1459 variables, 466/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1459 variables, 264/732 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1459 variables, 0/732 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 62/1521 variables, 1/733 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1521 variables, 0/733 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/1522 variables, 1/734 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1522 variables, 1/735 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1522 variables, 0/735 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 133/1655 variables, 130/865 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1655 variables, 0/865 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 8/1663 variables, 4/869 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1663 variables, 0/869 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 4/1667 variables, 3/872 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1667 variables, 0/872 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/1667 variables, 0/872 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1667/1667 variables, and 872 constraints, problems are : Problem set: 0 solved, 1 unsolved in 684 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 606/606 constraints, ReadFeed: 264/264 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 332/334 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/334 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1125/1459 variables, 466/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1459 variables, 264/732 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1459 variables, 1/733 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1459 variables, 0/733 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 62/1521 variables, 1/734 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1521 variables, 20/754 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1521/1667 variables, and 767 constraints, problems are : Problem set: 0 solved, 1 unsolved in 5007 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 468/606 constraints, ReadFeed: 264/264 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 33/33 constraints]
After SMT, in 5701ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 606 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 606/606 places, 1588/1588 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 606 transition count 1586
Applied a total of 2 rules in 141 ms. Remains 606 /606 variables (removed 0) and now considering 1586/1588 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 142 ms. Remains : 606/606 places, 1586/1588 transitions.
RANDOM walk for 40004 steps (8 resets) in 131 ms. (303 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 34 ms. (1142 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 470078 steps, run timeout after 3001 ms. (steps per millisecond=156 ) properties seen :0 out of 1
Probabilistic random walk after 470078 steps, saw 305113 distinct states, run finished after 3001 ms. (steps per millisecond=156 ) properties seen :0
[2026-05-25 07:17:40] [INFO ] Flow matrix only has 1060 transitions (discarded 526 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11932467960436033033.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12021129608265549017.kers'
[2026-05-25 07:17:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11932467960436033033.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12021129608265549017.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1060 rows 606 cols 2914 entries
Finished phase 1 with 603 SingleSign rule and 1 generalized
[2026-05-25 07:17:40] [INFO ] Computed 2 invariants in 4 ms
Computed 2 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-12021129608265549017.kers
Total runtime 6 ms.
[2026-05-25 07:17:40] [INFO ] State equation strengthened by 264 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 332/334 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/334 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1124/1458 variables, 466/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1458 variables, 264/732 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1458 variables, 0/732 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 62/1520 variables, 1/733 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1520 variables, 0/733 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/1521 variables, 1/734 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1521 variables, 1/735 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1521 variables, 0/735 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 131/1652 variables, 129/864 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1652 variables, 0/864 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 8/1660 variables, 4/868 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1660 variables, 0/868 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 6/1666 variables, 4/872 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1666 variables, 0/872 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/1666 variables, 0/872 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1666/1666 variables, and 872 constraints, problems are : Problem set: 0 solved, 1 unsolved in 720 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 606/606 constraints, ReadFeed: 264/264 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 332/334 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/334 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1124/1458 variables, 466/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1458 variables, 264/732 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1458 variables, 1/733 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1458 variables, 0/733 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 62/1520 variables, 1/734 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1520 variables, 20/754 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1520 variables, 20/774 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1520 variables, 16/790 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1520 variables, 0/790 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/1521 variables, 1/791 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1521 variables, 1/792 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1521 variables, 1/793 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1521 variables, 1/794 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1521 variables, 0/794 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 131/1652 variables, 129/923 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1652 variables, 0/923 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 8/1660 variables, 4/927 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1660 variables, 0/927 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/1666 variables, 4/931 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1666 variables, 0/931 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1666 variables, 0/931 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1666/1666 variables, and 931 constraints, problems are : Problem set: 0 solved, 1 unsolved in 10646 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 606/606 constraints, ReadFeed: 264/264 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 57/57 constraints]
After SMT, in 11390ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 7876 steps, including 139 resets, run visited all 1 properties in 30 ms. (steps per millisecond=262 )
Parikh walk visited 1 properties in 31 ms.
Negative knowledge disproves property using: (G p0)
Knowledge based reduction with 6 factoid took 41 ms. Proved property starting from automaton with 4 states, 5 edges and 1 AP (stutter sensitive
Knowledge-based reduction took 23500 ms.
FORMULA FunctionPointer-PT-c008-LTLFireability-12 FALSE TECHNIQUES NEGATIVE_KNOWLEDGE
Treatment of property FunctionPointer-PT-c008-LTLFireability-12 finished in 89749 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)&&F(G(p1))&&F(p2))))'
Support contains 4 out of 771 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 771/771 places, 2002/2002 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 754 transition count 1962
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 754 transition count 1962
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 42 place count 754 transition count 1954
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 58 place count 738 transition count 1918
Iterating global reduction 1 with 16 rules applied. Total rules applied 74 place count 738 transition count 1918
Discarding 13 places :
Symmetric choice reduction at 1 with 13 rule applications. Total rules 87 place count 725 transition count 1876
Iterating global reduction 1 with 13 rules applied. Total rules applied 100 place count 725 transition count 1876
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 117 place count 708 transition count 1814
Iterating global reduction 1 with 17 rules applied. Total rules applied 134 place count 708 transition count 1814
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 151 place count 691 transition count 1768
Iterating global reduction 1 with 17 rules applied. Total rules applied 168 place count 691 transition count 1768
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 185 place count 674 transition count 1734
Iterating global reduction 1 with 17 rules applied. Total rules applied 202 place count 674 transition count 1734
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 219 place count 657 transition count 1700
Iterating global reduction 1 with 17 rules applied. Total rules applied 236 place count 657 transition count 1700
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 251 place count 642 transition count 1670
Iterating global reduction 1 with 15 rules applied. Total rules applied 266 place count 642 transition count 1670
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 281 place count 627 transition count 1638
Iterating global reduction 1 with 15 rules applied. Total rules applied 296 place count 627 transition count 1638
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 303 place count 620 transition count 1622
Iterating global reduction 1 with 7 rules applied. Total rules applied 310 place count 620 transition count 1622
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 311 place count 619 transition count 1620
Iterating global reduction 1 with 1 rules applied. Total rules applied 312 place count 619 transition count 1620
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 313 place count 618 transition count 1618
Iterating global reduction 1 with 1 rules applied. Total rules applied 314 place count 618 transition count 1618
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 315 place count 617 transition count 1616
Iterating global reduction 1 with 1 rules applied. Total rules applied 316 place count 617 transition count 1616
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 317 place count 616 transition count 1614
Iterating global reduction 1 with 1 rules applied. Total rules applied 318 place count 616 transition count 1614
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 319 place count 615 transition count 1612
Iterating global reduction 1 with 1 rules applied. Total rules applied 320 place count 615 transition count 1612
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 1 with 4 rules applied. Total rules applied 324 place count 615 transition count 1608
Applied a total of 324 rules in 411 ms. Remains 615 /771 variables (removed 156) and now considering 1608/2002 (removed 394) transitions.
[2026-05-25 07:17:52] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16584106005480027281.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9140634345227895801.kers'
[2026-05-25 07:17:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16584106005480027281.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9140634345227895801.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1073 rows 615 cols 2948 entries
Finished phase 1 with 612 SingleSign rule and 1 generalized
[2026-05-25 07:17:52] [INFO ] Computed 2 invariants in 11 ms
Computed 2 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-9140634345227895801.kers
Total runtime 12 ms.
[2026-05-25 07:17:53] [INFO ] Implicit Places using invariants in 340 ms returned []
[2026-05-25 07:17:53] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
[2026-05-25 07:17:53] [INFO ] Invariant cache hit.
[2026-05-25 07:17:53] [INFO ] State equation strengthened by 265 read => feed constraints.
[2026-05-25 07:17:55] [INFO ] Implicit Places using invariants and state equation in 2418 ms returned []
Implicit Place search using SMT with State Equation took 2760 ms to find 0 implicit places.
[2026-05-25 07:17:55] [INFO ] Redundant transitions in 34 ms returned []
Running 1606 sub problems to find dead transitions.
[2026-05-25 07:17:55] [INFO ] Flow matrix only has 1073 transitions (discarded 535 similar events)
[2026-05-25 07:17:55] [INFO ] Invariant cache hit.
[2026-05-25 07:17:55] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/615 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/615 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 615/1688 variables, and 2 constraints, problems are : Problem set: 0 solved, 1606 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/615 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 1606/1606 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1606 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/615 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/615 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1606 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 615/1688 variables, and 2 constraints, problems are : Problem set: 0 solved, 1606 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/615 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 0/1606 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62410ms problems are : Problem set: 0 solved, 1606 unsolved
Search for dead transitions found 0 dead transitions in 62413ms
Starting structural reductions in SI_LTL mode, iteration 1 : 615/771 places, 1608/2002 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 65627 ms. Remains : 615/771 places, 1608/2002 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)&&F(G(p1))&&F(p2))))'
Stuttering acceptance computed with spot in 125 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (NOT p0), (NOT p1), (NOT p2)]
Running random walk in product with property : FunctionPointer-PT-c008-LTLFireability-13
Product exploration explored 100000 steps with 0 reset in 546 ms.
Stack based approach found an accepted trace after 1429 steps with 0 reset with depth 1430 and stack size 1430 in 8 ms.
FORMULA FunctionPointer-PT-c008-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property FunctionPointer-PT-c008-LTLFireability-13 finished in 66338 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((X(F(p0))||F(p1))))'
Support contains 4 out of 771 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 771/771 places, 2002/2002 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 755 transition count 1966
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 755 transition count 1966
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 42 place count 755 transition count 1956
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 57 place count 740 transition count 1924
Iterating global reduction 1 with 15 rules applied. Total rules applied 72 place count 740 transition count 1924
Discarding 12 places :
Symmetric choice reduction at 1 with 12 rule applications. Total rules 84 place count 728 transition count 1886
Iterating global reduction 1 with 12 rules applied. Total rules applied 96 place count 728 transition count 1886
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 112 place count 712 transition count 1826
Iterating global reduction 1 with 16 rules applied. Total rules applied 128 place count 712 transition count 1826
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 144 place count 696 transition count 1780
Iterating global reduction 1 with 16 rules applied. Total rules applied 160 place count 696 transition count 1780
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 176 place count 680 transition count 1748
Iterating global reduction 1 with 16 rules applied. Total rules applied 192 place count 680 transition count 1748
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 208 place count 664 transition count 1716
Iterating global reduction 1 with 16 rules applied. Total rules applied 224 place count 664 transition count 1716
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 239 place count 649 transition count 1686
Iterating global reduction 1 with 15 rules applied. Total rules applied 254 place count 649 transition count 1686
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 269 place count 634 transition count 1654
Iterating global reduction 1 with 15 rules applied. Total rules applied 284 place count 634 transition count 1654
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 292 place count 626 transition count 1636
Iterating global reduction 1 with 8 rules applied. Total rules applied 300 place count 626 transition count 1636
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 301 place count 625 transition count 1634
Iterating global reduction 1 with 1 rules applied. Total rules applied 302 place count 625 transition count 1634
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 303 place count 624 transition count 1632
Iterating global reduction 1 with 1 rules applied. Total rules applied 304 place count 624 transition count 1632
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 305 place count 623 transition count 1630
Iterating global reduction 1 with 1 rules applied. Total rules applied 306 place count 623 transition count 1630
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 307 place count 622 transition count 1628
Iterating global reduction 1 with 1 rules applied. Total rules applied 308 place count 622 transition count 1628
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 309 place count 621 transition count 1626
Iterating global reduction 1 with 1 rules applied. Total rules applied 310 place count 621 transition count 1626
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 1 with 4 rules applied. Total rules applied 314 place count 621 transition count 1622
Applied a total of 314 rules in 418 ms. Remains 621 /771 variables (removed 150) and now considering 1622/2002 (removed 380) transitions.
[2026-05-25 07:18:59] [INFO ] Flow matrix only has 1084 transitions (discarded 538 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2637918076851622130.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15269293508101166127.kers'
[2026-05-25 07:18:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2637918076851622130.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15269293508101166127.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1084 rows 621 cols 2980 entries
Finished phase 1 with 618 SingleSign rule and 1 generalized
[2026-05-25 07:18:59] [INFO ] Computed 2 invariants in 4 ms
Computed 2 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-15269293508101166127.kers
Total runtime 6 ms.
[2026-05-25 07:18:59] [INFO ] Implicit Places using invariants in 293 ms returned []
[2026-05-25 07:18:59] [INFO ] Flow matrix only has 1084 transitions (discarded 538 similar events)
[2026-05-25 07:18:59] [INFO ] Invariant cache hit.
[2026-05-25 07:18:59] [INFO ] State equation strengthened by 268 read => feed constraints.
[2026-05-25 07:19:01] [INFO ] Implicit Places using invariants and state equation in 2182 ms returned []
Implicit Place search using SMT with State Equation took 2477 ms to find 0 implicit places.
[2026-05-25 07:19:01] [INFO ] Redundant transitions in 33 ms returned []
Running 1620 sub problems to find dead transitions.
[2026-05-25 07:19:01] [INFO ] Flow matrix only has 1084 transitions (discarded 538 similar events)
[2026-05-25 07:19:01] [INFO ] Invariant cache hit.
[2026-05-25 07:19:01] [INFO ] State equation strengthened by 268 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/621 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/621 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 621/1705 variables, and 2 constraints, problems are : Problem set: 0 solved, 1620 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/621 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 1620/1620 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1620 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/621 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/621 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1620 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 621/1705 variables, and 2 constraints, problems are : Problem set: 0 solved, 1620 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/621 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 0/1620 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62390ms problems are : Problem set: 0 solved, 1620 unsolved
Search for dead transitions found 0 dead transitions in 62392ms
Starting structural reductions in SI_LTL mode, iteration 1 : 621/771 places, 1622/2002 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 65331 ms. Remains : 621/771 places, 1622/2002 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((X(F(p0))||F(p1))))'
Stuttering acceptance computed with spot in 61 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : FunctionPointer-PT-c008-LTLFireability-14
Product exploration explored 100000 steps with 0 reset in 524 ms.
Product exploration explored 100000 steps with 0 reset in 568 ms.
Computed a total of 192 stabilizing places and 512 stable transitions
Computed a total of 192 stabilizing places and 512 stable transitions
Knowledge based reduction with 7 factoid took 56 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
RANDOM walk for 40005 steps (8 resets) in 154 ms. (258 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 30 ms. (1290 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 46 ms. (851 steps per ms) remains 2/3 properties
[2026-05-25 07:20:05] [INFO ] Flow matrix only has 1084 transitions (discarded 538 similar events)
[2026-05-25 07:20:05] [INFO ] Invariant cache hit.
[2026-05-25 07:20:05] [INFO ] State equation strengthened by 268 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 543/547 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/547 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem apf0 is UNSAT
At refinement iteration 3 (OVERLAPS) 956/1503 variables, 479/483 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1503 variables, 1/484 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1503 variables, 268/752 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/1503 variables, 0/752 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 62/1565 variables, 1/753 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1565 variables, 0/753 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 137/1702 variables, 136/889 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1702 variables, 0/889 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 3/1705 variables, 2/891 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1705 variables, 0/891 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/1705 variables, 0/891 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1705/1705 variables, and 891 constraints, problems are : Problem set: 1 solved, 1 unsolved in 443 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 621/621 constraints, ReadFeed: 268/268 constraints, PredecessorRefiner: 2/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 338/340 variables, 2/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/340 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1153/1493 variables, 476/478 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1493 variables, 268/746 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1493 variables, 1/747 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1493 variables, 0/747 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 62/1555 variables, 1/748 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1555/1705 variables, and 748 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1453 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 478/621 constraints, ReadFeed: 268/268 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1910ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 90 ms.
Support contains 2 out of 621 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 621/621 places, 1622/1622 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 620 transition count 1620
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 620 transition count 1620
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 619 transition count 1618
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 619 transition count 1618
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 618 transition count 1614
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 618 transition count 1614
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 617 transition count 1612
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 617 transition count 1612
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 616 transition count 1610
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 616 transition count 1610
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 615 transition count 1608
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 615 transition count 1608
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 614 transition count 1606
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 614 transition count 1606
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 613 transition count 1604
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 613 transition count 1604
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 612 transition count 1602
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 612 transition count 1602
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 20 place count 612 transition count 1600
Applied a total of 20 rules in 284 ms. Remains 612 /621 variables (removed 9) and now considering 1600/1622 (removed 22) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 284 ms. Remains : 612/621 places, 1600/1622 transitions.
RANDOM walk for 40002 steps (8 resets) in 137 ms. (289 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 33 ms. (1176 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 464007 steps, run timeout after 3001 ms. (steps per millisecond=154 ) properties seen :0 out of 1
Probabilistic random walk after 464007 steps, saw 301173 distinct states, run finished after 3001 ms. (steps per millisecond=154 ) properties seen :0
[2026-05-25 07:20:10] [INFO ] Flow matrix only has 1069 transitions (discarded 531 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15280964098266920467.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13130480870788708949.kers'
[2026-05-25 07:20:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15280964098266920467.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13130480870788708949.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1069 rows 612 cols 2940 entries
Finished phase 1 with 609 SingleSign rule and 1 generalized
[2026-05-25 07:20:10] [INFO ] Computed 2 invariants in 10 ms
Computed 2 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-13130480870788708949.kers
Total runtime 13 ms.
[2026-05-25 07:20:10] [INFO ] State equation strengthened by 265 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 335/337 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/337 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1139/1476 variables, 471/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1476 variables, 265/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1476 variables, 0/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 62/1538 variables, 1/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1538 variables, 0/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/1539 variables, 1/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1539 variables, 1/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1539 variables, 0/741 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 136/1675 variables, 134/875 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1675 variables, 0/875 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 6/1681 variables, 4/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1681 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1681 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1681/1681 variables, and 879 constraints, problems are : Problem set: 0 solved, 1 unsolved in 467 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 612/612 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 335/337 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/337 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1139/1476 variables, 471/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1476 variables, 265/738 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1476 variables, 1/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1476 variables, 0/739 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 62/1538 variables, 1/740 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1538 variables, 20/760 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1538 variables, 20/780 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1538 variables, 16/796 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1538 variables, 0/796 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/1539 variables, 1/797 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1539 variables, 1/798 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1539 variables, 0/798 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 136/1675 variables, 134/932 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1675 variables, 1/933 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1675 variables, 2/935 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1675 variables, 0/935 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 6/1681 variables, 4/939 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1681 variables, 0/939 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1681 variables, 0/939 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1681/1681 variables, and 939 constraints, problems are : Problem set: 0 solved, 1 unsolved in 8079 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 612/612 constraints, ReadFeed: 265/265 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 58/58 constraints]
After SMT, in 8579ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 12469 steps, including 213 resets, run visited all 1 properties in 40 ms. (steps per millisecond=311 )
Parikh walk visited 1 properties in 39 ms.
Found 1 invariant AP formulas.
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 8 factoid took 21 ms. Proved property starting from automaton with 2 states, 3 edges and 2 AP (stutter insensitive
Knowledge-based reduction took 14130 ms.
FORMULA FunctionPointer-PT-c008-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FunctionPointer-PT-c008-LTLFireability-14 finished in 80651 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 U G(!p0)))'
Spot run failed in 44 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
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)||p1)) U p0)||G((X(p3)||p2))))'
Spot run failed in 46 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
[2026-05-25 07:20:19] [INFO ] Flatten gal took : 32 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin12639098471329240939
[2026-05-25 07:20:19] [INFO ] Too many transitions (2002) to apply POR reductions. Disabling POR matrices.
[2026-05-25 07:20:19] [INFO ] Built C files in 35ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12639098471329240939
Running compilation step : cd /tmp/ltsmin12639098471329240939;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '360' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
[2026-05-25 07:20:19] [INFO ] Applying decomposition
[2026-05-25 07:20:19] [INFO ] Flatten gal took : 36 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/graph1406121240818176727.txt' '-o' '/tmp/graph1406121240818176727.bin' '-w' '/tmp/graph1406121240818176727.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph1406121240818176727.bin' '-l' '-1' '-v' '-w' '/tmp/graph1406121240818176727.weights' '-q' '0' '-e' '0.001'
[2026-05-25 07:20:19] [INFO ] Decomposing Gal with order
[2026-05-25 07:20:19] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 07:20:20] [INFO ] Removed a total of 3338 redundant transitions.
[2026-05-25 07:20:20] [INFO ] Flatten gal took : 70 ms
[2026-05-25 07:20:20] [INFO ] Fuse similar labels procedure discarded/fused a total of 1349 labels/synchronizations in 45 ms.
[2026-05-25 07:20:20] [INFO ] Time to serialize gal into /tmp/LTLFireability14708123979701107960.gal : 10 ms
[2026-05-25 07:20:20] [INFO ] Time to serialize properties into /tmp/LTLFireability5211411147540133140.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability14708123979701107960.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability5211411147540133140.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 2 LTL properties
Checking formula 0 : !((("((i28.u0.s0>=1)&&(i28.u187.l1635>=1))")U(G(!("((i28.u0.s0>=1)&&(i28.u187.l1635>=1))")))))
Formula 0 simplified : !"((i28.u0.s0>=1)&&(i28.u187.l1635>=1))" R F"((i28.u0.s0>=1)&&(i28.u187.l1635>=1))"
Compilation finished in 3801 ms.
Running link step : cd /tmp/ltsmin12639098471329240939;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 40 ms.
Running LTSmin : cd /tmp/ltsmin12639098471329240939;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '((LTLAPp0==true) U [](!(LTLAPp0==true)))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>900 s) on command cd /tmp/ltsmin12639098471329240939;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '((LTLAPp0==true) U [](!(LTLAPp0==true)))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin12639098471329240939;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' '((X((X((LTLAPp1==true))||(LTLAPp2==true))) U (LTLAPp1==true))||[]((X((LTLAPp4==true))||(LTLAPp3==true))))' '--buchi-type=spotba'
Detected timeout of ITS tools.
[2026-05-25 07:48:02] [INFO ] Flatten gal took : 1181 ms
[2026-05-25 07:48:02] [INFO ] Time to serialize gal into /tmp/LTLFireability11513960575446642983.gal : 16 ms
[2026-05-25 07:48:02] [INFO ] Time to serialize properties into /tmp/LTLFireability2192740969015992547.ltl : 5 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability11513960575446642983.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability2192740969015992547.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...298
Read 2 LTL properties
Checking formula 0 : !((("((s0>=1)&&(l1635>=1))")U(G(!("((s0>=1)&&(l1635>=1))")))))
Formula 0 simplified : !"((s0>=1)&&(l1635>=1))" R F"((s0>=1)&&(l1635>=1))"
WARNING : LTSmin timed out (>900 s) on command cd /tmp/ltsmin12639098471329240939;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' '((X((X((LTLAPp1==true))||(LTLAPp2==true))) U (LTLAPp1==true))||[]((X((LTLAPp4==true))||(LTLAPp3==true))))' '--buchi-type=spotba'
Retrying LTSmin with larger timeout 14400 s
Running LTSmin : cd /tmp/ltsmin12639098471329240939;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '((LTLAPp0==true) U [](!(LTLAPp0==true)))' '--buchi-type=spotba'
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
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -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 LTLFireability -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="FunctionPointer-PT-c008"
export BK_EXAMINATION="LTLFireability"
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 FunctionPointer-PT-c008, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r146-tall-177961074000132"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/FunctionPointer-PT-c008.tgz
mv FunctionPointer-PT-c008 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.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 [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;