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-177961074200467.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 GPUForwardProgress-PT-24b, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r146-tall-177961074200467
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 524K
-rw-r--r-- 1 mcc users 6.8K Mar 7 11:29 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K Mar 7 11:29 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Mar 7 11:29 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K Mar 7 11:29 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Mar 15 10:37 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 15 10:37 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 10:38 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 10:38 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 7 11:29 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 104K Mar 7 11:29 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.9K Mar 7 11:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K Mar 7 11:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 10:38 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:38 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 122K 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 GPUForwardProgress-PT-24b-LTLCardinality-00
FORMULA_NAME GPUForwardProgress-PT-24b-LTLCardinality-01
FORMULA_NAME GPUForwardProgress-PT-24b-LTLCardinality-02
FORMULA_NAME GPUForwardProgress-PT-24b-LTLCardinality-03
FORMULA_NAME GPUForwardProgress-PT-24b-LTLCardinality-04
FORMULA_NAME GPUForwardProgress-PT-24b-LTLCardinality-05
FORMULA_NAME GPUForwardProgress-PT-24b-LTLCardinality-06
FORMULA_NAME GPUForwardProgress-PT-24b-LTLCardinality-07
FORMULA_NAME GPUForwardProgress-PT-24b-LTLCardinality-08
FORMULA_NAME GPUForwardProgress-PT-24b-LTLCardinality-09
FORMULA_NAME GPUForwardProgress-PT-24b-LTLCardinality-10
FORMULA_NAME GPUForwardProgress-PT-24b-LTLCardinality-11
FORMULA_NAME GPUForwardProgress-PT-24b-LTLCardinality-12
FORMULA_NAME GPUForwardProgress-PT-24b-LTLCardinality-13
FORMULA_NAME GPUForwardProgress-PT-24b-LTLCardinality-14
FORMULA_NAME GPUForwardProgress-PT-24b-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1779728595892

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=GPUForwardProgress-PT-24b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-25 17:03:17] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-25 17:03:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 17:03:17] [INFO ] Load time of PNML (sax parser for PT used): 92 ms
[2026-05-25 17:03:17] [INFO ] Transformed 492 places.
[2026-05-25 17:03:17] [INFO ] Transformed 517 transitions.
[2026-05-25 17:03:17] [INFO ] Found NUPN structural information;
[2026-05-25 17:03:17] [INFO ] Parsed PT model containing 492 places and 517 transitions and 1277 arcs in 185 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA GPUForwardProgress-PT-24b-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-24b-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-24b-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-24b-LTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-24b-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-24b-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 32 out of 492 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 492/492 places, 517/517 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 491 transition count 517
Discarding 49 places :
Symmetric choice reduction at 1 with 49 rule applications. Total rules 50 place count 442 transition count 468
Iterating global reduction 1 with 49 rules applied. Total rules applied 99 place count 442 transition count 468
Discarding 21 places :
Symmetric choice reduction at 1 with 21 rule applications. Total rules 120 place count 421 transition count 447
Iterating global reduction 1 with 21 rules applied. Total rules applied 141 place count 421 transition count 447
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 1 with 19 rules applied. Total rules applied 160 place count 421 transition count 428
Applied a total of 160 rules in 103 ms. Remains 421 /492 variables (removed 71) and now considering 428/517 (removed 89) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7750767471474173289.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5766125505631179499.kers'
[2026-05-25 17:03:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7750767471474173289.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5766125505631179499.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 428 rows 421 cols 1097 entries
Finished phase 1 with 395 SingleSign rule and 1 generalized
[2026-05-25 17:03:17] [INFO ] Computed 25 invariants in 2 ms
Computed 25 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-5766125505631179499.kers
Total runtime 3 ms.
[2026-05-25 17:03:17] [INFO ] Implicit Places using invariants in 324 ms returned []
[2026-05-25 17:03:17] [INFO ] Invariant cache hit.
[2026-05-25 17:03:18] [INFO ] Implicit Places using invariants and state equation in 310 ms returned []
Implicit Place search using SMT with State Equation took 665 ms to find 0 implicit places.
Running 427 sub problems to find dead transitions.
[2026-05-25 17:03:18] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/420 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/420 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 2 (OVERLAPS) 428/848 variables, 420/445 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/848 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 4 (OVERLAPS) 1/849 variables, 1/446 constraints. Problems are: Problem set: 0 solved, 427 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 849/849 variables, and 446 constraints, problems are : Problem set: 0 solved, 427 unsolved in 30025 ms.
Refiners :[Generalized P Invariants (flows): 25/25 constraints, State Equation: 421/421 constraints, PredecessorRefiner: 427/427 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 427 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/420 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/420 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 2 (OVERLAPS) 428/848 variables, 420/445 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/848 variables, 427/872 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/848 variables, 0/872 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 5 (OVERLAPS) 1/849 variables, 1/873 constraints. Problems are: Problem set: 0 solved, 427 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 849/849 variables, and 873 constraints, problems are : Problem set: 0 solved, 427 unsolved in 30024 ms.
Refiners :[Generalized P Invariants (flows): 25/25 constraints, State Equation: 421/421 constraints, PredecessorRefiner: 427/427 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60164ms problems are : Problem set: 0 solved, 427 unsolved
Search for dead transitions found 0 dead transitions in 60177ms
Starting structural reductions in LTL mode, iteration 1 : 421/492 places, 428/517 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60992 ms. Remains : 421/492 places, 428/517 transitions.
Starting structural reductions in LTL mode, iteration 0 : 421/421 places, 428/428 transitions.
Applied a total of 0 rules in 16 ms. Remains 421 /421 variables (removed 0) and now considering 428/428 (removed 0) transitions.
[2026-05-25 17:04:18] [INFO ] Invariant cache hit.
[2026-05-25 17:04:18] [INFO ] Implicit Places using invariants in 106 ms returned []
[2026-05-25 17:04:18] [INFO ] Invariant cache hit.
[2026-05-25 17:04:18] [INFO ] Implicit Places using invariants and state equation in 277 ms returned []
Implicit Place search using SMT with State Equation took 385 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 401 ms. Remains : 421/421 places, 428/428 transitions.
Support contains 32 out of 421 places after structural reductions.
[2026-05-25 17:04:19] [INFO ] Flatten gal took : 54 ms
[2026-05-25 17:04:19] [INFO ] Flatten gal took : 23 ms
[2026-05-25 17:04:19] [INFO ] Input system was already deterministic with 428 transitions.
Support contains 31 out of 421 places (down from 32) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 22 to 21
RANDOM walk for 40000 steps (189 resets) in 971 ms. (41 steps per ms) remains 4/21 properties
BEST_FIRST walk for 40003 steps (17 resets) in 191 ms. (208 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40004 steps (22 resets) in 146 ms. (272 steps per ms) remains 2/2 properties
[2026-05-25 17:04:19] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
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) 92/96 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/96 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 324/420 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/420 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 428/848 variables, 420/445 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/848 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 1/849 variables, 1/446 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/849 variables, 0/446 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 0/849 variables, 0/446 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 849/849 variables, and 446 constraints, problems are : Problem set: 0 solved, 2 unsolved in 260 ms.
Refiners :[Generalized P Invariants (flows): 25/25 constraints, State Equation: 421/421 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 92/96 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/96 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 324/420 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/420 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 428/848 variables, 420/445 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/848 variables, 2/447 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/848 variables, 0/447 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1/849 variables, 1/448 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/849 variables, 0/448 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/849 variables, 0/448 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 849/849 variables, and 448 constraints, problems are : Problem set: 0 solved, 2 unsolved in 409 ms.
Refiners :[Generalized P Invariants (flows): 25/25 constraints, State Equation: 421/421 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 683ms problems are : Problem set: 0 solved, 2 unsolved
Finished Parikh walk after 156 steps, including 0 resets, run visited all 2 properties in 4 ms. (steps per millisecond=39 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 2 properties in 12 ms.
FORMULA GPUForwardProgress-PT-24b-LTLCardinality-13 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA GPUForwardProgress-PT-24b-LTLCardinality-11 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 79 stabilizing places and 79 stable transitions
Graph (complete) has 653 edges and 421 vertex of which 393 are kept as prefixes of interest. Removing 28 places using SCC suffix rule.14 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)))&&((!p1||X(p2)) U p2)))'
Support contains 4 out of 421 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 421/421 places, 428/428 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 415 transition count 422
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 415 transition count 422
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 13 place count 415 transition count 421
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 16 place count 412 transition count 418
Iterating global reduction 1 with 3 rules applied. Total rules applied 19 place count 412 transition count 418
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 21 place count 412 transition count 416
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 22 place count 411 transition count 415
Iterating global reduction 2 with 1 rules applied. Total rules applied 23 place count 411 transition count 415
Applied a total of 23 rules in 31 ms. Remains 411 /421 variables (removed 10) and now considering 415/428 (removed 13) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-766872404227469467.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2860226427948777422.kers'
[2026-05-25 17:04:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-766872404227469467.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2860226427948777422.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 415 rows 411 cols 1071 entries
Finished phase 1 with 385 SingleSign rule and 1 generalized
[2026-05-25 17:04:20] [INFO ] Computed 25 invariants in 1 ms
Computed 25 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-2860226427948777422.kers
Total runtime 2 ms.
[2026-05-25 17:04:20] [INFO ] Implicit Places using invariants in 98 ms returned []
[2026-05-25 17:04:20] [INFO ] Invariant cache hit.
[2026-05-25 17:04:21] [INFO ] Implicit Places using invariants and state equation in 278 ms returned []
Implicit Place search using SMT with State Equation took 378 ms to find 0 implicit places.
Running 414 sub problems to find dead transitions.
[2026-05-25 17:04:21] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/410 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 414 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/410 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 414 unsolved
At refinement iteration 2 (OVERLAPS) 415/825 variables, 410/435 constraints. Problems are: Problem set: 0 solved, 414 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/825 variables, 0/435 constraints. Problems are: Problem set: 0 solved, 414 unsolved
At refinement iteration 4 (OVERLAPS) 1/826 variables, 1/436 constraints. Problems are: Problem set: 0 solved, 414 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 826/826 variables, and 436 constraints, problems are : Problem set: 0 solved, 414 unsolved in 30027 ms.
Refiners :[Generalized P Invariants (flows): 25/25 constraints, State Equation: 411/411 constraints, PredecessorRefiner: 414/414 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 414 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/410 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 414 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/410 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 414 unsolved
At refinement iteration 2 (OVERLAPS) 415/825 variables, 410/435 constraints. Problems are: Problem set: 0 solved, 414 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/825 variables, 414/849 constraints. Problems are: Problem set: 0 solved, 414 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/825 variables, 0/849 constraints. Problems are: Problem set: 0 solved, 414 unsolved
At refinement iteration 5 (OVERLAPS) 1/826 variables, 1/850 constraints. Problems are: Problem set: 0 solved, 414 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 826/826 variables, and 850 constraints, problems are : Problem set: 0 solved, 414 unsolved in 30021 ms.
Refiners :[Generalized P Invariants (flows): 25/25 constraints, State Equation: 411/411 constraints, PredecessorRefiner: 414/414 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60095ms problems are : Problem set: 0 solved, 414 unsolved
Search for dead transitions found 0 dead transitions in 60098ms
Starting structural reductions in LTL mode, iteration 1 : 411/421 places, 415/428 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60510 ms. Remains : 411/421 places, 415/428 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((p0||G(p1)))&&((!p1||X(p2)) U p2)))'
Stuttering acceptance computed with spot in 300 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (AND (NOT p1) (NOT p0)), (NOT p2), (NOT p2), true, (NOT p1)]
Running random walk in product with property : GPUForwardProgress-PT-24b-LTLCardinality-00
Entered a terminal (fully accepting) state of product in 63 steps with 0 reset in 3 ms.
FORMULA GPUForwardProgress-PT-24b-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-24b-LTLCardinality-00 finished in 60889 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 3 out of 421 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 421/421 places, 428/428 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 413 transition count 420
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 413 transition count 420
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 18 place count 413 transition count 418
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 22 place count 409 transition count 414
Iterating global reduction 1 with 4 rules applied. Total rules applied 26 place count 409 transition count 414
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 29 place count 409 transition count 411
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 30 place count 408 transition count 410
Iterating global reduction 2 with 1 rules applied. Total rules applied 31 place count 408 transition count 410
Applied a total of 31 rules in 55 ms. Remains 408 /421 variables (removed 13) and now considering 410/428 (removed 18) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17671525883227815878.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17349858667182663431.kers'
[2026-05-25 17:05:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17671525883227815878.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17349858667182663431.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 410 rows 408 cols 1061 entries
Finished phase 1 with 382 SingleSign rule and 1 generalized
[2026-05-25 17:05:21] [INFO ] Computed 25 invariants in 1 ms
Computed 25 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-17349858667182663431.kers
Total runtime 6 ms.
[2026-05-25 17:05:21] [INFO ] Implicit Places using invariants in 170 ms returned []
[2026-05-25 17:05:21] [INFO ] Invariant cache hit.
[2026-05-25 17:05:21] [INFO ] Implicit Places using invariants and state equation in 254 ms returned []
Implicit Place search using SMT with State Equation took 439 ms to find 0 implicit places.
Running 409 sub problems to find dead transitions.
[2026-05-25 17:05:22] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/407 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 409 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/407 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 409 unsolved
At refinement iteration 2 (OVERLAPS) 410/817 variables, 407/432 constraints. Problems are: Problem set: 0 solved, 409 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/817 variables, 0/432 constraints. Problems are: Problem set: 0 solved, 409 unsolved
At refinement iteration 4 (OVERLAPS) 1/818 variables, 1/433 constraints. Problems are: Problem set: 0 solved, 409 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 818/818 variables, and 433 constraints, problems are : Problem set: 0 solved, 409 unsolved in 30018 ms.
Refiners :[Generalized P Invariants (flows): 25/25 constraints, State Equation: 408/408 constraints, PredecessorRefiner: 409/409 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 409 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/407 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 409 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/407 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 409 unsolved
At refinement iteration 2 (OVERLAPS) 410/817 variables, 407/432 constraints. Problems are: Problem set: 0 solved, 409 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/817 variables, 409/841 constraints. Problems are: Problem set: 0 solved, 409 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/817 variables, 0/841 constraints. Problems are: Problem set: 0 solved, 409 unsolved
At refinement iteration 5 (OVERLAPS) 1/818 variables, 1/842 constraints. Problems are: Problem set: 0 solved, 409 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 818/818 variables, and 842 constraints, problems are : Problem set: 0 solved, 409 unsolved in 30017 ms.
Refiners :[Generalized P Invariants (flows): 25/25 constraints, State Equation: 408/408 constraints, PredecessorRefiner: 409/409 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60105ms problems are : Problem set: 0 solved, 409 unsolved
Search for dead transitions found 0 dead transitions in 60106ms
Starting structural reductions in LTL mode, iteration 1 : 408/421 places, 410/428 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60601 ms. Remains : 408/421 places, 410/428 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((p0&&G(p1))))'
Stuttering acceptance computed with spot in 115 ms :[true, (OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : GPUForwardProgress-PT-24b-LTLCardinality-04
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA GPUForwardProgress-PT-24b-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-24b-LTLCardinality-04 finished in 60745 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(X(F((X(X(X(p0)))&&F(p1)))))))'
Support contains 3 out of 421 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 421/421 places, 428/428 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 414 transition count 421
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 414 transition count 421
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 16 place count 414 transition count 419
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 20 place count 410 transition count 415
Iterating global reduction 1 with 4 rules applied. Total rules applied 24 place count 410 transition count 415
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 27 place count 410 transition count 412
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 28 place count 409 transition count 411
Iterating global reduction 2 with 1 rules applied. Total rules applied 29 place count 409 transition count 411
Applied a total of 29 rules in 32 ms. Remains 409 /421 variables (removed 12) and now considering 411/428 (removed 17) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7572627577436932958.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-415966145132158431.kers'
[2026-05-25 17:06:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7572627577436932958.kers, --Pflows, --basisKERS=/tmp/petrispot-output-415966145132158431.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 411 rows 409 cols 1063 entries
Finished phase 1 with 383 SingleSign rule and 1 generalized
[2026-05-25 17:06:22] [INFO ] Computed 25 invariants in 4 ms
Computed 25 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-415966145132158431.kers
Total runtime 4 ms.
[2026-05-25 17:06:22] [INFO ] Implicit Places using invariants in 114 ms returned []
[2026-05-25 17:06:22] [INFO ] Invariant cache hit.
[2026-05-25 17:06:22] [INFO ] Implicit Places using invariants and state equation in 257 ms returned []
Implicit Place search using SMT with State Equation took 387 ms to find 0 implicit places.
Running 410 sub problems to find dead transitions.
[2026-05-25 17:06:22] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/408 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 410 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/408 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 410 unsolved
At refinement iteration 2 (OVERLAPS) 411/819 variables, 408/433 constraints. Problems are: Problem set: 0 solved, 410 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/819 variables, 0/433 constraints. Problems are: Problem set: 0 solved, 410 unsolved
At refinement iteration 4 (OVERLAPS) 1/820 variables, 1/434 constraints. Problems are: Problem set: 0 solved, 410 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 820/820 variables, and 434 constraints, problems are : Problem set: 0 solved, 410 unsolved in 30016 ms.
Refiners :[Generalized P Invariants (flows): 25/25 constraints, State Equation: 409/409 constraints, PredecessorRefiner: 410/410 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 410 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/408 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 410 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/408 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 410 unsolved
At refinement iteration 2 (OVERLAPS) 411/819 variables, 408/433 constraints. Problems are: Problem set: 0 solved, 410 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/819 variables, 410/843 constraints. Problems are: Problem set: 0 solved, 410 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/819 variables, 0/843 constraints. Problems are: Problem set: 0 solved, 410 unsolved
At refinement iteration 5 (OVERLAPS) 1/820 variables, 1/844 constraints. Problems are: Problem set: 0 solved, 410 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 820/820 variables, and 844 constraints, problems are : Problem set: 0 solved, 410 unsolved in 30014 ms.
Refiners :[Generalized P Invariants (flows): 25/25 constraints, State Equation: 409/409 constraints, PredecessorRefiner: 410/410 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60067ms problems are : Problem set: 0 solved, 410 unsolved
Search for dead transitions found 0 dead transitions in 60069ms
Starting structural reductions in LTL mode, iteration 1 : 409/421 places, 411/428 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60492 ms. Remains : 409/421 places, 411/428 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(X(F((X(X(X(p0)))&&F(p1)))))))'
Stuttering acceptance computed with spot in 396 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : GPUForwardProgress-PT-24b-LTLCardinality-05
Stuttering criterion allowed to conclude after 447 steps with 2 reset in 4 ms.
FORMULA GPUForwardProgress-PT-24b-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-24b-LTLCardinality-05 finished in 60925 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((p1&&G(p2)))||p0)))'
Support contains 4 out of 421 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 421/421 places, 428/428 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 414 transition count 421
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 414 transition count 421
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 16 place count 414 transition count 419
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 18 place count 412 transition count 417
Iterating global reduction 1 with 2 rules applied. Total rules applied 20 place count 412 transition count 417
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 21 place count 412 transition count 416
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 22 place count 411 transition count 415
Iterating global reduction 2 with 1 rules applied. Total rules applied 23 place count 411 transition count 415
Applied a total of 23 rules in 31 ms. Remains 411 /421 variables (removed 10) and now considering 415/428 (removed 13) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-867632067956645664.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14234164828118755624.kers'
[2026-05-25 17:07:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-867632067956645664.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14234164828118755624.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 415 rows 411 cols 1071 entries
Finished phase 1 with 385 SingleSign rule and 1 generalized
[2026-05-25 17:07:23] [INFO ] Computed 25 invariants in 1 ms
Computed 25 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-14234164828118755624.kers
Total runtime 3 ms.
[2026-05-25 17:07:23] [INFO ] Implicit Places using invariants in 94 ms returned []
[2026-05-25 17:07:23] [INFO ] Invariant cache hit.
[2026-05-25 17:07:23] [INFO ] Implicit Places using invariants and state equation in 274 ms returned []
Implicit Place search using SMT with State Equation took 379 ms to find 0 implicit places.
Running 414 sub problems to find dead transitions.
[2026-05-25 17:07:23] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/410 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 414 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/410 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 414 unsolved
At refinement iteration 2 (OVERLAPS) 415/825 variables, 410/435 constraints. Problems are: Problem set: 0 solved, 414 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/825 variables, 0/435 constraints. Problems are: Problem set: 0 solved, 414 unsolved
At refinement iteration 4 (OVERLAPS) 1/826 variables, 1/436 constraints. Problems are: Problem set: 0 solved, 414 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 826/826 variables, and 436 constraints, problems are : Problem set: 0 solved, 414 unsolved in 30017 ms.
Refiners :[Generalized P Invariants (flows): 25/25 constraints, State Equation: 411/411 constraints, PredecessorRefiner: 414/414 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 414 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/410 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 414 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/410 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 414 unsolved
At refinement iteration 2 (OVERLAPS) 415/825 variables, 410/435 constraints. Problems are: Problem set: 0 solved, 414 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/825 variables, 414/849 constraints. Problems are: Problem set: 0 solved, 414 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/825 variables, 0/849 constraints. Problems are: Problem set: 0 solved, 414 unsolved
At refinement iteration 5 (OVERLAPS) 1/826 variables, 1/850 constraints. Problems are: Problem set: 0 solved, 414 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 826/826 variables, and 850 constraints, problems are : Problem set: 0 solved, 414 unsolved in 30017 ms.
Refiners :[Generalized P Invariants (flows): 25/25 constraints, State Equation: 411/411 constraints, PredecessorRefiner: 414/414 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60068ms problems are : Problem set: 0 solved, 414 unsolved
Search for dead transitions found 0 dead transitions in 60070ms
Starting structural reductions in LTL mode, iteration 1 : 411/421 places, 415/428 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60482 ms. Remains : 411/421 places, 415/428 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((p1&&G(p2)))||p0)))'
Stuttering acceptance computed with spot in 155 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (NOT p2) (NOT p1)), (NOT p2)]
Running random walk in product with property : GPUForwardProgress-PT-24b-LTLCardinality-07
Product exploration explored 100000 steps with 50000 reset in 188 ms.
Product exploration explored 100000 steps with 50000 reset in 165 ms.
Computed a total of 75 stabilizing places and 75 stable transitions
Graph (complete) has 640 edges and 411 vertex of which 383 are kept as prefixes of interest. Removing 28 places using SCC suffix rule.6 ms
Computed a total of 75 stabilizing places and 75 stable transitions
Knowledge based reduction with 10 factoid took 46 ms. Proved property starting from automaton with 4 states, 7 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 58 ms.
FORMULA GPUForwardProgress-PT-24b-LTLCardinality-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property GPUForwardProgress-PT-24b-LTLCardinality-07 finished in 61195 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 p1) U (p2 U (p3&&(p0||F(!p4))))))'
Support contains 7 out of 421 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 421/421 places, 428/428 transitions.
Graph (trivial) has 343 edges and 421 vertex of which 6 / 421 are part of one of the 1 SCC in 2 ms
Free SCC test removed 5 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 193 transitions
Trivial Post-agglo rules discarded 193 transitions
Performed 193 trivial Post agglomeration. Transition count delta: 193
Iterating post reduction 0 with 193 rules applied. Total rules applied 194 place count 415 transition count 228
Reduce places removed 193 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 199 rules applied. Total rules applied 393 place count 222 transition count 222
Reduce places removed 2 places and 0 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 2 with 6 rules applied. Total rules applied 399 place count 220 transition count 218
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 403 place count 216 transition count 218
Performed 50 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 50 Pre rules applied. Total rules applied 403 place count 216 transition count 168
Deduced a syphon composed of 50 places in 1 ms
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 4 with 100 rules applied. Total rules applied 503 place count 166 transition count 168
Performed 74 Post agglomeration using F-continuation condition.Transition count delta: 74
Deduced a syphon composed of 74 places in 1 ms
Reduce places removed 74 places and 0 transitions.
Iterating global reduction 4 with 148 rules applied. Total rules applied 651 place count 92 transition count 94
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 652 place count 92 transition count 93
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 653 place count 91 transition count 92
Iterating global reduction 5 with 1 rules applied. Total rules applied 654 place count 91 transition count 92
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 5 with 4 rules applied. Total rules applied 658 place count 89 transition count 91
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 659 place count 88 transition count 90
Applied a total of 659 rules in 56 ms. Remains 88 /421 variables (removed 333) and now considering 90/428 (removed 338) transitions.
[2026-05-25 17:08:24] [INFO ] Flow matrix only has 70 transitions (discarded 20 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2289478017857603131.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2670959923185565235.kers'
[2026-05-25 17:08:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2289478017857603131.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2670959923185565235.kers]
Normalized transition count is 69 out of 70 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 69 rows 88 cols 312 entries
Finished phase 1 with 62 SingleSign rule and 1 generalized
[2026-05-25 17:08:24] [INFO ] Computed 25 invariants in 0 ms
Computed 25 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2670959923185565235.kers
Total runtime 0 ms.
[2026-05-25 17:08:24] [INFO ] Implicit Places using invariants in 52 ms returned []
[2026-05-25 17:08:24] [INFO ] Flow matrix only has 70 transitions (discarded 20 similar events)
[2026-05-25 17:08:24] [INFO ] Invariant cache hit.
[2026-05-25 17:08:24] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-25 17:08:24] [INFO ] Implicit Places using invariants and state equation in 108 ms returned []
Implicit Place search using SMT with State Equation took 162 ms to find 0 implicit places.
[2026-05-25 17:08:24] [INFO ] Redundant transitions in 2 ms returned []
Running 87 sub problems to find dead transitions.
[2026-05-25 17:08:24] [INFO ] Flow matrix only has 70 transitions (discarded 20 similar events)
[2026-05-25 17:08:24] [INFO ] Invariant cache hit.
[2026-05-25 17:08:24] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/85 variables, 22/22 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/85 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 2 (OVERLAPS) 3/88 variables, 3/25 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/88 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 4 (OVERLAPS) 69/157 variables, 88/113 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/157 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 6 (OVERLAPS) 1/158 variables, 1/114 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/158 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 8 (OVERLAPS) 0/158 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 87 unsolved
No progress, stopping.
After SMT solving in domain Real declared 158/158 variables, and 114 constraints, problems are : Problem set: 0 solved, 87 unsolved in 2471 ms.
Refiners :[Generalized P Invariants (flows): 25/25 constraints, State Equation: 88/88 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 87/87 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 87 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/85 variables, 22/22 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/85 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 2 (OVERLAPS) 3/88 variables, 3/25 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/88 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 4 (OVERLAPS) 69/157 variables, 88/113 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/157 variables, 87/200 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/157 variables, 0/200 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 7 (OVERLAPS) 1/158 variables, 1/201 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/158 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 9 (OVERLAPS) 0/158 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 87 unsolved
No progress, stopping.
After SMT solving in domain Int declared 158/158 variables, and 201 constraints, problems are : Problem set: 0 solved, 87 unsolved in 5529 ms.
Refiners :[Generalized P Invariants (flows): 25/25 constraints, State Equation: 88/88 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 87/87 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8064ms problems are : Problem set: 0 solved, 87 unsolved
Search for dead transitions found 0 dead transitions in 8064ms
Starting structural reductions in SI_LTL mode, iteration 1 : 88/421 places, 90/428 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 8289 ms. Remains : 88/421 places, 90/428 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 p1) U (p2 U (p3&&(p0||F(!p4))))))'
Stuttering acceptance computed with spot in 325 ms :[(OR (NOT p3) (AND (NOT p0) p4)), true, (NOT p1), p4, (OR (NOT p3) (AND (NOT p0) p4)), (OR (AND (NOT p0) p4) (AND (NOT p3) p4)), (OR (AND (NOT p3) p4) (AND (NOT p0) p4)), (AND (NOT p1) p4)]
Running random walk in product with property : GPUForwardProgress-PT-24b-LTLCardinality-08
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 0 ms.
FORMULA GPUForwardProgress-PT-24b-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-24b-LTLCardinality-08 finished in 8645 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 2 out of 421 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 421/421 places, 428/428 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 413 transition count 420
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 413 transition count 420
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 18 place count 413 transition count 418
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 22 place count 409 transition count 414
Iterating global reduction 1 with 4 rules applied. Total rules applied 26 place count 409 transition count 414
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 29 place count 409 transition count 411
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 30 place count 408 transition count 410
Iterating global reduction 2 with 1 rules applied. Total rules applied 31 place count 408 transition count 410
Applied a total of 31 rules in 56 ms. Remains 408 /421 variables (removed 13) and now considering 410/428 (removed 18) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13595371953771295205.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12089148358667430017.kers'
[2026-05-25 17:08:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13595371953771295205.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12089148358667430017.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 410 rows 408 cols 1061 entries
Finished phase 1 with 382 SingleSign rule and 1 generalized
[2026-05-25 17:08:33] [INFO ] Computed 25 invariants in 4 ms
Computed 25 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-12089148358667430017.kers
Total runtime 4 ms.
[2026-05-25 17:08:33] [INFO ] Implicit Places using invariants in 100 ms returned []
[2026-05-25 17:08:33] [INFO ] Invariant cache hit.
[2026-05-25 17:08:33] [INFO ] Implicit Places using invariants and state equation in 249 ms returned []
Implicit Place search using SMT with State Equation took 351 ms to find 0 implicit places.
Running 409 sub problems to find dead transitions.
[2026-05-25 17:08:33] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/407 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 409 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/407 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 409 unsolved
At refinement iteration 2 (OVERLAPS) 410/817 variables, 407/432 constraints. Problems are: Problem set: 0 solved, 409 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/817 variables, 0/432 constraints. Problems are: Problem set: 0 solved, 409 unsolved
At refinement iteration 4 (OVERLAPS) 1/818 variables, 1/433 constraints. Problems are: Problem set: 0 solved, 409 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 818/818 variables, and 433 constraints, problems are : Problem set: 0 solved, 409 unsolved in 30015 ms.
Refiners :[Generalized P Invariants (flows): 25/25 constraints, State Equation: 408/408 constraints, PredecessorRefiner: 409/409 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 409 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/407 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 409 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/407 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 409 unsolved
At refinement iteration 2 (OVERLAPS) 410/817 variables, 407/432 constraints. Problems are: Problem set: 0 solved, 409 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/817 variables, 409/841 constraints. Problems are: Problem set: 0 solved, 409 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/817 variables, 0/841 constraints. Problems are: Problem set: 0 solved, 409 unsolved
At refinement iteration 5 (OVERLAPS) 1/818 variables, 1/842 constraints. Problems are: Problem set: 0 solved, 409 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 818/818 variables, and 842 constraints, problems are : Problem set: 0 solved, 409 unsolved in 30021 ms.
Refiners :[Generalized P Invariants (flows): 25/25 constraints, State Equation: 408/408 constraints, PredecessorRefiner: 409/409 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60075ms problems are : Problem set: 0 solved, 409 unsolved
Search for dead transitions found 0 dead transitions in 60077ms
Starting structural reductions in LTL mode, iteration 1 : 408/421 places, 410/428 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60487 ms. Remains : 408/421 places, 410/428 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(p0)||G(p1)))'
Stuttering acceptance computed with spot in 140 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : GPUForwardProgress-PT-24b-LTLCardinality-10
Entered a terminal (fully accepting) state of product in 36981 steps with 172 reset in 76 ms.
FORMULA GPUForwardProgress-PT-24b-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-24b-LTLCardinality-10 finished in 60733 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 421 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 421/421 places, 428/428 transitions.
Graph (complete) has 653 edges and 421 vertex of which 393 are kept as prefixes of interest. Removing 28 places using SCC suffix rule.3 ms
Discarding 28 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 204 transitions
Trivial Post-agglo rules discarded 204 transitions
Performed 204 trivial Post agglomeration. Transition count delta: 204
Iterating post reduction 0 with 204 rules applied. Total rules applied 205 place count 392 transition count 220
Reduce places removed 204 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 209 rules applied. Total rules applied 414 place count 188 transition count 215
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 2 rules applied. Total rules applied 416 place count 187 transition count 214
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 3 with 3 rules applied. Total rules applied 419 place count 186 transition count 212
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 420 place count 185 transition count 212
Performed 51 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 51 Pre rules applied. Total rules applied 420 place count 185 transition count 161
Deduced a syphon composed of 51 places in 0 ms
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 5 with 102 rules applied. Total rules applied 522 place count 134 transition count 161
Discarding 24 places :
Symmetric choice reduction at 5 with 24 rule applications. Total rules 546 place count 110 transition count 137
Iterating global reduction 5 with 24 rules applied. Total rules applied 570 place count 110 transition count 137
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 570 place count 110 transition count 136
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 572 place count 109 transition count 136
Performed 74 Post agglomeration using F-continuation condition.Transition count delta: 74
Deduced a syphon composed of 74 places in 0 ms
Reduce places removed 74 places and 0 transitions.
Iterating global reduction 5 with 148 rules applied. Total rules applied 720 place count 35 transition count 62
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 721 place count 35 transition count 61
Discarding 23 places :
Symmetric choice reduction at 6 with 23 rule applications. Total rules 744 place count 12 transition count 16
Iterating global reduction 6 with 23 rules applied. Total rules applied 767 place count 12 transition count 16
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 6 with 4 rules applied. Total rules applied 771 place count 10 transition count 15
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 6 with 2 rules applied. Total rules applied 773 place count 10 transition count 15
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 774 place count 9 transition count 14
Applied a total of 774 rules in 33 ms. Remains 9 /421 variables (removed 412) and now considering 14/428 (removed 414) transitions.
[2026-05-25 17:09:33] [INFO ] Flow matrix only has 13 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8294003762015094464.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16484478627824238441.kers'
[2026-05-25 17:09:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8294003762015094464.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16484478627824238441.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 13 rows 9 cols 30 entries
Finished phase 1 with 9 SingleSign rule and 0 generalized
[2026-05-25 17:09:33] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-16484478627824238441.kers
Total runtime 0 ms.
[2026-05-25 17:09:33] [INFO ] Implicit Places using invariants in 44 ms returned []
[2026-05-25 17:09:33] [INFO ] Flow matrix only has 13 transitions (discarded 1 similar events)
[2026-05-25 17:09:33] [INFO ] Invariant cache hit.
[2026-05-25 17:09:33] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
[2026-05-25 17:09:33] [INFO ] Redundant transitions in 16 ms returned []
Running 8 sub problems to find dead transitions.
[2026-05-25 17:09:33] [INFO ] Flow matrix only has 13 transitions (discarded 1 similar events)
[2026-05-25 17:09:33] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 13/20 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 2/22 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 0/22 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 22/22 variables, and 9 constraints, problems are : Problem set: 0 solved, 8 unsolved in 68 ms.
Refiners :[State Equation: 9/9 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 13/20 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 2/22 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 6/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/22 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/22 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 22/22 variables, and 17 constraints, problems are : Problem set: 0 solved, 8 unsolved in 77 ms.
Refiners :[State Equation: 9/9 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 147ms problems are : Problem set: 0 solved, 8 unsolved
Search for dead transitions found 0 dead transitions in 147ms
Starting structural reductions in SI_LTL mode, iteration 1 : 9/421 places, 14/428 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 266 ms. Remains : 9/421 places, 14/428 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 68 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-24b-LTLCardinality-14
Product exploration explored 100000 steps with 9578 reset in 141 ms.
Stack based approach found an accepted trace after 1983 steps with 173 reset with depth 13 and stack size 10 in 3 ms.
FORMULA GPUForwardProgress-PT-24b-LTLCardinality-14 FALSE TECHNIQUES STACK_TEST
Treatment of property GPUForwardProgress-PT-24b-LTLCardinality-14 finished in 507 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(F(p0))))'
Support contains 1 out of 421 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 421/421 places, 428/428 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 414 transition count 421
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 414 transition count 421
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 16 place count 414 transition count 419
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 20 place count 410 transition count 415
Iterating global reduction 1 with 4 rules applied. Total rules applied 24 place count 410 transition count 415
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 27 place count 410 transition count 412
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 28 place count 409 transition count 411
Iterating global reduction 2 with 1 rules applied. Total rules applied 29 place count 409 transition count 411
Applied a total of 29 rules in 22 ms. Remains 409 /421 variables (removed 12) and now considering 411/428 (removed 17) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13472943292950311288.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14739821300449189803.kers'
[2026-05-25 17:09:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13472943292950311288.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14739821300449189803.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 411 rows 409 cols 1063 entries
Finished phase 1 with 383 SingleSign rule and 1 generalized
[2026-05-25 17:09:34] [INFO ] Computed 25 invariants in 1 ms
Computed 25 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-14739821300449189803.kers
Total runtime 2 ms.
[2026-05-25 17:09:34] [INFO ] Implicit Places using invariants in 111 ms returned []
[2026-05-25 17:09:34] [INFO ] Invariant cache hit.
[2026-05-25 17:09:34] [INFO ] Implicit Places using invariants and state equation in 255 ms returned []
Implicit Place search using SMT with State Equation took 380 ms to find 0 implicit places.
Running 410 sub problems to find dead transitions.
[2026-05-25 17:09:34] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/408 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 410 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/408 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 410 unsolved
At refinement iteration 2 (OVERLAPS) 411/819 variables, 408/433 constraints. Problems are: Problem set: 0 solved, 410 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/819 variables, 0/433 constraints. Problems are: Problem set: 0 solved, 410 unsolved
At refinement iteration 4 (OVERLAPS) 1/820 variables, 1/434 constraints. Problems are: Problem set: 0 solved, 410 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 820/820 variables, and 434 constraints, problems are : Problem set: 0 solved, 410 unsolved in 30017 ms.
Refiners :[Generalized P Invariants (flows): 25/25 constraints, State Equation: 409/409 constraints, PredecessorRefiner: 410/410 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 410 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/408 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 410 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/408 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 410 unsolved
At refinement iteration 2 (OVERLAPS) 411/819 variables, 408/433 constraints. Problems are: Problem set: 0 solved, 410 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/819 variables, 410/843 constraints. Problems are: Problem set: 0 solved, 410 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/819 variables, 0/843 constraints. Problems are: Problem set: 0 solved, 410 unsolved
At refinement iteration 5 (OVERLAPS) 1/820 variables, 1/844 constraints. Problems are: Problem set: 0 solved, 410 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 820/820 variables, and 844 constraints, problems are : Problem set: 0 solved, 410 unsolved in 30018 ms.
Refiners :[Generalized P Invariants (flows): 25/25 constraints, State Equation: 409/409 constraints, PredecessorRefiner: 410/410 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60073ms problems are : Problem set: 0 solved, 410 unsolved
Search for dead transitions found 0 dead transitions in 60074ms
Starting structural reductions in LTL mode, iteration 1 : 409/421 places, 411/428 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60478 ms. Remains : 409/421 places, 411/428 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(F(p0))))'
Stuttering acceptance computed with spot in 105 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-24b-LTLCardinality-15
Product exploration explored 100000 steps with 33333 reset in 110 ms.
Product exploration explored 100000 steps with 33333 reset in 118 ms.
Computed a total of 75 stabilizing places and 75 stable transitions
Graph (complete) has 636 edges and 409 vertex of which 381 are kept as prefixes of interest. Removing 28 places using SCC suffix rule.8 ms
Computed a total of 75 stabilizing places and 75 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 2 factoid took 15 ms. Proved property starting from automaton with 3 states, 3 edges and 1 AP (stutter sensitive
Knowledge-based reduction took 26 ms.
FORMULA GPUForwardProgress-PT-24b-LTLCardinality-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property GPUForwardProgress-PT-24b-LTLCardinality-15 finished in 60871 ms.
All properties solved by simple procedures.
Total runtime 438108 ms.

BK_STOP 1779729035174

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

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="GPUForwardProgress-PT-24b"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is GPUForwardProgress-PT-24b, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r146-tall-177961074200467"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/GPUForwardProgress-PT-24b.tgz
mv GPUForwardProgress-PT-24b execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;