About the Execution of ITS-Tools for GPUForwardProgress-PT-40a
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 493.852 | 166465.00 | 198880.00 | 520.10 | FFFTTFFFFFFFTFFF | 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-177961074200523.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-40a, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r146-tall-177961074200523
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 432K
-rw-r--r-- 1 mcc users 6.1K Mar 7 12:06 CTLCardinality.txt
-rw-r--r-- 1 mcc users 60K Mar 7 12:06 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K Mar 7 12:02 CTLFireability.txt
-rw-r--r-- 1 mcc users 40K Mar 7 12:02 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:40 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 10:40 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 10:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 10:40 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.1K Mar 7 12:06 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 67K Mar 7 12:06 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.7K Mar 7 12:06 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 85K Mar 7 12:06 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 10:40 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:40 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 62K 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-40a-LTLCardinality-00
FORMULA_NAME GPUForwardProgress-PT-40a-LTLCardinality-01
FORMULA_NAME GPUForwardProgress-PT-40a-LTLCardinality-02
FORMULA_NAME GPUForwardProgress-PT-40a-LTLCardinality-03
FORMULA_NAME GPUForwardProgress-PT-40a-LTLCardinality-04
FORMULA_NAME GPUForwardProgress-PT-40a-LTLCardinality-05
FORMULA_NAME GPUForwardProgress-PT-40a-LTLCardinality-06
FORMULA_NAME GPUForwardProgress-PT-40a-LTLCardinality-07
FORMULA_NAME GPUForwardProgress-PT-40a-LTLCardinality-08
FORMULA_NAME GPUForwardProgress-PT-40a-LTLCardinality-09
FORMULA_NAME GPUForwardProgress-PT-40a-LTLCardinality-10
FORMULA_NAME GPUForwardProgress-PT-40a-LTLCardinality-11
FORMULA_NAME GPUForwardProgress-PT-40a-LTLCardinality-12
FORMULA_NAME GPUForwardProgress-PT-40a-LTLCardinality-13
FORMULA_NAME GPUForwardProgress-PT-40a-LTLCardinality-14
FORMULA_NAME GPUForwardProgress-PT-40a-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1779733810765
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-40a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-25 18:30:12] [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 18:30:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 18:30:12] [INFO ] Load time of PNML (sax parser for PT used): 68 ms
[2026-05-25 18:30:12] [INFO ] Transformed 168 places.
[2026-05-25 18:30:12] [INFO ] Transformed 209 transitions.
[2026-05-25 18:30:12] [INFO ] Found NUPN structural information;
[2026-05-25 18:30:12] [INFO ] Parsed PT model containing 168 places and 209 transitions and 821 arcs in 155 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Ensure Unique test removed 42 transitions
Reduce redundant transitions removed 42 transitions.
FORMULA GPUForwardProgress-PT-40a-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-40a-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-40a-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-40a-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-40a-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Initial state reduction rules removed 1 formulas.
FORMULA GPUForwardProgress-PT-40a-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-40a-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-40a-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 32 out of 168 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 168/168 places, 167/167 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 167 transition count 167
Applied a total of 1 rules in 20 ms. Remains 167 /168 variables (removed 1) and now considering 167/167 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15638949357554027112.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1085438670401322202.kers'
[2026-05-25 18:30:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15638949357554027112.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1085438670401322202.kers]
Normalized transition count is 166 out of 167 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 166 rows 167 cols 653 entries
Finished phase 1 with 125 SingleSign rule and 1 generalized
[2026-05-25 18:30:12] [INFO ] Computed 41 invariants in 0 ms
Computed 41 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-1085438670401322202.kers
Total runtime 1 ms.
[2026-05-25 18:30:12] [INFO ] Implicit Places using invariants in 315 ms returned []
[2026-05-25 18:30:12] [INFO ] Invariant cache hit.
[2026-05-25 18:30:12] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-25 18:30:13] [INFO ] Implicit Places using invariants and state equation in 296 ms returned []
Implicit Place search using SMT with State Equation took 647 ms to find 0 implicit places.
Running 166 sub problems to find dead transitions.
[2026-05-25 18:30:13] [INFO ] Invariant cache hit.
[2026-05-25 18:30:13] [INFO ] State equation strengthened by 41 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/166 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/166 variables, 41/207 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/166 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 3 (OVERLAPS) 166/332 variables, 166/373 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/332 variables, 40/413 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/332 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 6 (OVERLAPS) 1/333 variables, 1/414 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/333 variables, 1/415 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/333 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 9 (OVERLAPS) 1/334 variables, 1/416 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/334 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 11 (OVERLAPS) 0/334 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 166 unsolved
No progress, stopping.
After SMT solving in domain Real declared 334/334 variables, and 416 constraints, problems are : Problem set: 0 solved, 166 unsolved in 11249 ms.
Refiners :[Domain max(s): 167/167 constraints, Generalized P Invariants (flows): 41/41 constraints, State Equation: 167/167 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 166/166 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 166 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/166 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/166 variables, 41/207 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/166 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 3 (OVERLAPS) 166/332 variables, 166/373 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/332 variables, 40/413 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/332 variables, 166/579 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/332 variables, 0/579 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 7 (OVERLAPS) 1/333 variables, 1/580 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/333 variables, 1/581 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/333 variables, 0/581 constraints. Problems are: Problem set: 0 solved, 166 unsolved
SMT process timed out in 41482ms, After SMT, problems are : Problem set: 0 solved, 166 unsolved
Search for dead transitions found 0 dead transitions in 41495ms
Starting structural reductions in LTL mode, iteration 1 : 167/168 places, 167/167 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 42212 ms. Remains : 167/168 places, 167/167 transitions.
Starting structural reductions in LTL mode, iteration 0 : 167/167 places, 167/167 transitions.
Applied a total of 0 rules in 5 ms. Remains 167 /167 variables (removed 0) and now considering 167/167 (removed 0) transitions.
[2026-05-25 18:30:54] [INFO ] Invariant cache hit.
[2026-05-25 18:30:54] [INFO ] Implicit Places using invariants in 106 ms returned []
[2026-05-25 18:30:54] [INFO ] Invariant cache hit.
[2026-05-25 18:30:54] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-25 18:30:55] [INFO ] Implicit Places using invariants and state equation in 248 ms returned []
Implicit Place search using SMT with State Equation took 356 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 362 ms. Remains : 167/167 places, 167/167 transitions.
Support contains 32 out of 167 places after structural reductions.
[2026-05-25 18:30:55] [INFO ] Flatten gal took : 35 ms
[2026-05-25 18:30:55] [INFO ] Flatten gal took : 16 ms
[2026-05-25 18:30:55] [INFO ] Input system was already deterministic with 167 transitions.
RANDOM walk for 40000 steps (64 resets) in 2291 ms. (17 steps per ms) remains 2/19 properties
BEST_FIRST walk for 40004 steps (14 resets) in 155 ms. (256 steps per ms) remains 1/2 properties
BEST_FIRST walk for 27725 steps (9 resets) in 76 ms. (360 steps per ms) remains 0/1 properties
FORMULA GPUForwardProgress-PT-40a-LTLCardinality-00 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 1 stabilizing places and 1 stable transitions
Graph (complete) has 536 edges and 167 vertex of which 126 are kept as prefixes of interest. Removing 41 places using SCC suffix rule.7 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(G((F((p0||X(p1))) U X((F(p2)||G(p3))))))))'
Support contains 6 out of 167 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 167/167 places, 167/167 transitions.
Applied a total of 0 rules in 7 ms. Remains 167 /167 variables (removed 0) and now considering 167/167 (removed 0) transitions.
[2026-05-25 18:30:56] [INFO ] Invariant cache hit.
[2026-05-25 18:30:56] [INFO ] Implicit Places using invariants in 108 ms returned []
[2026-05-25 18:30:56] [INFO ] Invariant cache hit.
[2026-05-25 18:30:56] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-25 18:30:56] [INFO ] Implicit Places using invariants and state equation in 252 ms returned []
Implicit Place search using SMT with State Equation took 362 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 370 ms. Remains : 167/167 places, 167/167 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(G((F((p0||X(p1))) U X((F(p2)||G(p3))))))))'
Stuttering acceptance computed with spot in 409 ms :[(AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p1) (NOT p2))]
Running random walk in product with property : GPUForwardProgress-PT-40a-LTLCardinality-01
Product exploration explored 100000 steps with 22069 reset in 504 ms.
Stuttering criterion allowed to conclude after 45540 steps with 10069 reset in 211 ms.
FORMULA GPUForwardProgress-PT-40a-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-40a-LTLCardinality-01 finished in 1607 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((X(X(p0)) U p1)))))'
Support contains 2 out of 167 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 167/167 places, 167/167 transitions.
Applied a total of 0 rules in 10 ms. Remains 167 /167 variables (removed 0) and now considering 167/167 (removed 0) transitions.
[2026-05-25 18:30:57] [INFO ] Invariant cache hit.
[2026-05-25 18:30:58] [INFO ] Implicit Places using invariants in 119 ms returned []
[2026-05-25 18:30:58] [INFO ] Invariant cache hit.
[2026-05-25 18:30:58] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-25 18:30:58] [INFO ] Implicit Places using invariants and state equation in 261 ms returned []
Implicit Place search using SMT with State Equation took 382 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 392 ms. Remains : 167/167 places, 167/167 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((X(X(p0)) U p1)))))'
Stuttering acceptance computed with spot in 104 ms :[(NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : GPUForwardProgress-PT-40a-LTLCardinality-04
Product exploration explored 100000 steps with 33333 reset in 431 ms.
Product exploration explored 100000 steps with 33333 reset in 465 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Graph (complete) has 536 edges and 167 vertex of which 126 are kept as prefixes of interest. Removing 41 places using SCC suffix rule.2 ms
Computed a total of 1 stabilizing places and 1 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 2 factoid took 16 ms. Proved property starting from automaton with 3 states, 3 edges and 1 AP (stutter sensitive
Knowledge-based reduction took 23 ms.
FORMULA GPUForwardProgress-PT-40a-LTLCardinality-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property GPUForwardProgress-PT-40a-LTLCardinality-04 finished in 1450 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 167 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 167/167 places, 167/167 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 39 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 39 Pre rules applied. Total rules applied 0 place count 166 transition count 127
Deduced a syphon composed of 39 places in 0 ms
Reduce places removed 39 places and 0 transitions.
Iterating global reduction 0 with 78 rules applied. Total rules applied 78 place count 127 transition count 127
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 0 with 2 rules applied. Total rules applied 80 place count 126 transition count 126
Applied a total of 80 rules in 31 ms. Remains 126 /167 variables (removed 41) and now considering 126/167 (removed 41) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16416605735024291355.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9829018017471915273.kers'
[2026-05-25 18:30:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16416605735024291355.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9829018017471915273.kers]
Normalized transition count is 125 out of 126 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 125 rows 126 cols 450 entries
Finished phase 1 with 84 SingleSign rule and 1 generalized
[2026-05-25 18:30:59] [INFO ] Computed 41 invariants in 0 ms
Computed 41 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-9829018017471915273.kers
Total runtime 1 ms.
[2026-05-25 18:30:59] [INFO ] Implicit Places using invariants in 95 ms returned []
[2026-05-25 18:30:59] [INFO ] Invariant cache hit.
[2026-05-25 18:30:59] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-25 18:30:59] [INFO ] Implicit Places using invariants and state equation in 283 ms returned []
Implicit Place search using SMT with State Equation took 380 ms to find 0 implicit places.
[2026-05-25 18:30:59] [INFO ] Redundant transitions in 6 ms returned []
Running 86 sub problems to find dead transitions.
[2026-05-25 18:30:59] [INFO ] Invariant cache hit.
[2026-05-25 18:30:59] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/86 variables, 86/86 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/86 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 2 (OVERLAPS) 40/126 variables, 41/127 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/126 variables, 40/167 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/126 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 5 (OVERLAPS) 125/251 variables, 126/293 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/251 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 7 (OVERLAPS) 1/252 variables, 1/294 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/252 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 9 (OVERLAPS) 0/252 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 86 unsolved
No progress, stopping.
After SMT solving in domain Real declared 252/252 variables, and 294 constraints, problems are : Problem set: 0 solved, 86 unsolved in 3968 ms.
Refiners :[Domain max(s): 126/126 constraints, Generalized P Invariants (flows): 41/41 constraints, State Equation: 126/126 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 86/86 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 86 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/86 variables, 86/86 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/86 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 2 (OVERLAPS) 40/126 variables, 41/127 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/126 variables, 40/167 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/126 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 5 (OVERLAPS) 125/251 variables, 126/293 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/251 variables, 86/379 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/251 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 8 (OVERLAPS) 1/252 variables, 1/380 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/252 variables, 0/380 constraints. Problems are: Problem set: 0 solved, 86 unsolved
At refinement iteration 10 (OVERLAPS) 0/252 variables, 0/380 constraints. Problems are: Problem set: 0 solved, 86 unsolved
No progress, stopping.
After SMT solving in domain Int declared 252/252 variables, and 380 constraints, problems are : Problem set: 0 solved, 86 unsolved in 9237 ms.
Refiners :[Domain max(s): 126/126 constraints, Generalized P Invariants (flows): 41/41 constraints, State Equation: 126/126 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 86/86 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 13237ms problems are : Problem set: 0 solved, 86 unsolved
Search for dead transitions found 0 dead transitions in 13238ms
Starting structural reductions in SI_LTL mode, iteration 1 : 126/167 places, 126/167 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 13663 ms. Remains : 126/167 places, 126/167 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 77 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-40a-LTLCardinality-07
Stuttering criterion allowed to conclude after 77 steps with 0 reset in 2 ms.
FORMULA GPUForwardProgress-PT-40a-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-40a-LTLCardinality-07 finished in 13769 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(G(((G(!p0) U p1)||X(X(p2))))))))'
Support contains 6 out of 167 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 167/167 places, 167/167 transitions.
Applied a total of 0 rules in 6 ms. Remains 167 /167 variables (removed 0) and now considering 167/167 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15718912815429453500.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7742143240853047874.kers'
[2026-05-25 18:31:13] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15718912815429453500.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7742143240853047874.kers]
Normalized transition count is 166 out of 167 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 166 rows 167 cols 653 entries
Finished phase 1 with 125 SingleSign rule and 1 generalized
[2026-05-25 18:31:13] [INFO ] Computed 41 invariants in 0 ms
Computed 41 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7742143240853047874.kers
Total runtime 1 ms.
[2026-05-25 18:31:13] [INFO ] Implicit Places using invariants in 114 ms returned []
[2026-05-25 18:31:13] [INFO ] Invariant cache hit.
[2026-05-25 18:31:13] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-25 18:31:13] [INFO ] Implicit Places using invariants and state equation in 261 ms returned []
Implicit Place search using SMT with State Equation took 379 ms to find 0 implicit places.
Running 166 sub problems to find dead transitions.
[2026-05-25 18:31:13] [INFO ] Invariant cache hit.
[2026-05-25 18:31:13] [INFO ] State equation strengthened by 41 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/166 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/166 variables, 41/207 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/166 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 3 (OVERLAPS) 166/332 variables, 166/373 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/332 variables, 40/413 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/332 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 6 (OVERLAPS) 1/333 variables, 1/414 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/333 variables, 1/415 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/333 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 9 (OVERLAPS) 1/334 variables, 1/416 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/334 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 11 (OVERLAPS) 0/334 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 166 unsolved
No progress, stopping.
After SMT solving in domain Real declared 334/334 variables, and 416 constraints, problems are : Problem set: 0 solved, 166 unsolved in 10704 ms.
Refiners :[Domain max(s): 167/167 constraints, Generalized P Invariants (flows): 41/41 constraints, State Equation: 167/167 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 166/166 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 166 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/166 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/166 variables, 41/207 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/166 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 3 (OVERLAPS) 166/332 variables, 166/373 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/332 variables, 40/413 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/332 variables, 166/579 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/332 variables, 0/579 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 7 (OVERLAPS) 1/333 variables, 1/580 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/333 variables, 1/581 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/333 variables, 0/581 constraints. Problems are: Problem set: 0 solved, 166 unsolved
SMT process timed out in 40791ms, After SMT, problems are : Problem set: 0 solved, 166 unsolved
Search for dead transitions found 0 dead transitions in 40793ms
Finished structural reductions in LTL mode , in 1 iterations and 41180 ms. Remains : 167/167 places, 167/167 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(G(((G(!p0) U p1)||X(X(p2))))))))'
Stuttering acceptance computed with spot in 448 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (NOT p2), true, (AND p0 (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), p0, (NOT p1)]
Running random walk in product with property : GPUForwardProgress-PT-40a-LTLCardinality-08
Product exploration explored 100000 steps with 152 reset in 391 ms.
Product exploration explored 100000 steps with 117 reset in 400 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Graph (complete) has 536 edges and 167 vertex of which 126 are kept as prefixes of interest. Removing 41 places using SCC suffix rule.2 ms
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge based reduction with 1 factoid took 79 ms. Reduced automaton from 12 states, 20 edges and 3 AP (stutter sensitive) to 12 states, 20 edges and 3 AP (stutter sensitive).
Reduction of identical properties reduced properties to check from 8 to 7
RANDOM walk for 40000 steps (62 resets) in 529 ms. (75 steps per ms) remains 3/7 properties
BEST_FIRST walk for 39456 steps (11 resets) in 168 ms. (233 steps per ms) remains 0/3 properties
Knowledge based reduction with 1 factoid took 144 ms. Reduced automaton from 12 states, 20 edges and 3 AP (stutter sensitive) to 12 states, 20 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 423 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (NOT p2), true, (AND p0 (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), p0, (NOT p1)]
Knowledge-based reduction took 905 ms.
Stuttering acceptance computed with spot in 436 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (NOT p2), true, (AND p0 (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), p0, (NOT p1)]
Support contains 6 out of 167 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 167/167 places, 167/167 transitions.
Applied a total of 0 rules in 3 ms. Remains 167 /167 variables (removed 0) and now considering 167/167 (removed 0) transitions.
[2026-05-25 18:31:56] [INFO ] Invariant cache hit.
[2026-05-25 18:31:57] [INFO ] Implicit Places using invariants in 119 ms returned []
[2026-05-25 18:31:57] [INFO ] Invariant cache hit.
[2026-05-25 18:31:57] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-25 18:31:57] [INFO ] Implicit Places using invariants and state equation in 248 ms returned []
Implicit Place search using SMT with State Equation took 381 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 384 ms. Remains : 167/167 places, 167/167 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Graph (complete) has 536 edges and 167 vertex of which 126 are kept as prefixes of interest. Removing 41 places using SCC suffix rule.1 ms
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge based reduction with 1 factoid took 62 ms. Reduced automaton from 12 states, 20 edges and 3 AP (stutter sensitive) to 12 states, 20 edges and 3 AP (stutter sensitive).
Reduction of identical properties reduced properties to check from 8 to 7
RANDOM walk for 40000 steps (66 resets) in 460 ms. (86 steps per ms) remains 3/7 properties
BEST_FIRST walk for 36078 steps (8 resets) in 80 ms. (445 steps per ms) remains 0/3 properties
Knowledge based reduction with 1 factoid took 139 ms. Reduced automaton from 12 states, 20 edges and 3 AP (stutter sensitive) to 12 states, 20 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 413 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (NOT p2), true, (AND p0 (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), p0, (NOT p1)]
Knowledge-based reduction took 835 ms.
Stuttering acceptance computed with spot in 432 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (NOT p2), true, (AND p0 (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), p0, (NOT p1)]
Stuttering acceptance computed with spot in 442 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (NOT p2), true, (AND p0 (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), p0, (NOT p1)]
Product exploration explored 100000 steps with 127 reset in 382 ms.
Stuttering criterion allowed to conclude after 24192 steps with 26 reset in 94 ms.
FORMULA GPUForwardProgress-PT-40a-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-40a-LTLCardinality-08 finished in 46410 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 3 out of 167 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 167/167 places, 167/167 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 38 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 38 Pre rules applied. Total rules applied 0 place count 166 transition count 128
Deduced a syphon composed of 38 places in 0 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 0 with 76 rules applied. Total rules applied 76 place count 128 transition count 128
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 78 place count 127 transition count 127
Applied a total of 78 rules in 23 ms. Remains 127 /167 variables (removed 40) and now considering 127/167 (removed 40) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16838733372073374993.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9381506392814327443.kers'
[2026-05-25 18:31:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16838733372073374993.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9381506392814327443.kers]
Normalized transition count is 126 out of 127 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 126 rows 127 cols 452 entries
Finished phase 1 with 85 SingleSign rule and 1 generalized
[2026-05-25 18:31:59] [INFO ] Computed 41 invariants in 0 ms
Computed 41 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-9381506392814327443.kers
Total runtime 1 ms.
[2026-05-25 18:31:59] [INFO ] Implicit Places using invariants in 93 ms returned []
[2026-05-25 18:31:59] [INFO ] Invariant cache hit.
[2026-05-25 18:31:59] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-25 18:31:59] [INFO ] Implicit Places using invariants and state equation in 288 ms returned []
Implicit Place search using SMT with State Equation took 383 ms to find 0 implicit places.
[2026-05-25 18:31:59] [INFO ] Redundant transitions in 6 ms returned []
Running 87 sub problems to find dead transitions.
[2026-05-25 18:31:59] [INFO ] Invariant cache hit.
[2026-05-25 18:31:59] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 87/87 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 2 (OVERLAPS) 40/127 variables, 41/128 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/127 variables, 40/168 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/127 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 5 (OVERLAPS) 126/253 variables, 127/295 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/253 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 7 (OVERLAPS) 1/254 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/254 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 9 (OVERLAPS) 0/254 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 87 unsolved
No progress, stopping.
After SMT solving in domain Real declared 254/254 variables, and 296 constraints, problems are : Problem set: 0 solved, 87 unsolved in 4073 ms.
Refiners :[Domain max(s): 127/127 constraints, Generalized P Invariants (flows): 41/41 constraints, State Equation: 127/127 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) 0/87 variables, 87/87 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 2 (OVERLAPS) 40/127 variables, 41/128 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/127 variables, 40/168 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/127 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 5 (OVERLAPS) 126/253 variables, 127/295 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/253 variables, 87/382 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/253 variables, 0/382 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 8 (OVERLAPS) 1/254 variables, 1/383 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/254 variables, 0/383 constraints. Problems are: Problem set: 0 solved, 87 unsolved
At refinement iteration 10 (OVERLAPS) 0/254 variables, 0/383 constraints. Problems are: Problem set: 0 solved, 87 unsolved
No progress, stopping.
After SMT solving in domain Int declared 254/254 variables, and 383 constraints, problems are : Problem set: 0 solved, 87 unsolved in 10141 ms.
Refiners :[Domain max(s): 127/127 constraints, Generalized P Invariants (flows): 41/41 constraints, State Equation: 127/127 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 87/87 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14237ms problems are : Problem set: 0 solved, 87 unsolved
Search for dead transitions found 0 dead transitions in 14238ms
Starting structural reductions in SI_LTL mode, iteration 1 : 127/167 places, 127/167 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 14659 ms. Remains : 127/167 places, 127/167 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-40a-LTLCardinality-09
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA GPUForwardProgress-PT-40a-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-40a-LTLCardinality-09 finished in 14713 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((G((!p0||G(!p1))) U (p2 U X(p0)))))'
Support contains 6 out of 167 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 167/167 places, 167/167 transitions.
Applied a total of 0 rules in 3 ms. Remains 167 /167 variables (removed 0) and now considering 167/167 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17573730340356328195.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10042242823815798051.kers'
[2026-05-25 18:32:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17573730340356328195.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10042242823815798051.kers]
Normalized transition count is 166 out of 167 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 166 rows 167 cols 653 entries
Finished phase 1 with 125 SingleSign rule and 1 generalized
[2026-05-25 18:32:14] [INFO ] Computed 41 invariants in 0 ms
Computed 41 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-10042242823815798051.kers
Total runtime 1 ms.
[2026-05-25 18:32:14] [INFO ] Implicit Places using invariants in 117 ms returned []
[2026-05-25 18:32:14] [INFO ] Invariant cache hit.
[2026-05-25 18:32:14] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-25 18:32:14] [INFO ] Implicit Places using invariants and state equation in 255 ms returned []
Implicit Place search using SMT with State Equation took 375 ms to find 0 implicit places.
Running 166 sub problems to find dead transitions.
[2026-05-25 18:32:14] [INFO ] Invariant cache hit.
[2026-05-25 18:32:14] [INFO ] State equation strengthened by 41 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/166 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/166 variables, 41/207 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/166 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 3 (OVERLAPS) 166/332 variables, 166/373 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/332 variables, 40/413 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/332 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 6 (OVERLAPS) 1/333 variables, 1/414 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/333 variables, 1/415 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/333 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 9 (OVERLAPS) 1/334 variables, 1/416 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/334 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 11 (OVERLAPS) 0/334 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 166 unsolved
No progress, stopping.
After SMT solving in domain Real declared 334/334 variables, and 416 constraints, problems are : Problem set: 0 solved, 166 unsolved in 10509 ms.
Refiners :[Domain max(s): 167/167 constraints, Generalized P Invariants (flows): 41/41 constraints, State Equation: 167/167 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 166/166 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 166 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/166 variables, 166/166 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/166 variables, 41/207 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/166 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 3 (OVERLAPS) 166/332 variables, 166/373 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/332 variables, 40/413 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/332 variables, 166/579 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/332 variables, 0/579 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 7 (OVERLAPS) 1/333 variables, 1/580 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/333 variables, 1/581 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/333 variables, 0/581 constraints. Problems are: Problem set: 0 solved, 166 unsolved
SMT process timed out in 40580ms, After SMT, problems are : Problem set: 0 solved, 166 unsolved
Search for dead transitions found 0 dead transitions in 40581ms
Finished structural reductions in LTL mode , in 1 iterations and 40960 ms. Remains : 167/167 places, 167/167 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||G(!p1))) U (p2 U X(p0)))))'
Stuttering acceptance computed with spot in 373 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), false, (AND p1 (NOT p0)), (AND (NOT p0) p1), (NOT p0), true, (AND p1 p0), p1]
Running random walk in product with property : GPUForwardProgress-PT-40a-LTLCardinality-12
Product exploration explored 100000 steps with 33333 reset in 418 ms.
Product exploration explored 100000 steps with 33333 reset in 435 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Graph (complete) has 536 edges and 167 vertex of which 126 are kept as prefixes of interest. Removing 41 places using SCC suffix rule.2 ms
Computed a total of 1 stabilizing places and 1 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 21 factoid took 15 ms. Proved property starting from automaton with 11 states, 25 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 17 ms.
FORMULA GPUForwardProgress-PT-40a-LTLCardinality-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property GPUForwardProgress-PT-40a-LTLCardinality-12 finished in 42246 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(((!p0&&X((!p0 U (p1||G(!p0))))) U (G((G(!p2)||(!p0&&X((!p0 U (p1||G(!p0)))))))||(!p2&&(G(!p2)||(!p0&&X((!p0 U (p1||G(!p0)))))))))))))'
Support contains 5 out of 167 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 167/167 places, 167/167 transitions.
Applied a total of 0 rules in 3 ms. Remains 167 /167 variables (removed 0) and now considering 167/167 (removed 0) transitions.
[2026-05-25 18:32:56] [INFO ] Invariant cache hit.
[2026-05-25 18:32:56] [INFO ] Implicit Places using invariants in 117 ms returned []
[2026-05-25 18:32:56] [INFO ] Invariant cache hit.
[2026-05-25 18:32:56] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-25 18:32:56] [INFO ] Implicit Places using invariants and state equation in 241 ms returned []
Implicit Place search using SMT with State Equation took 360 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 364 ms. Remains : 167/167 places, 167/167 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(((!p0&&X((!p0 U (p1||G(!p0))))) U (G((G(!p2)||(!p0&&X((!p0 U (p1||G(!p0)))))))||(!p2&&(G(!p2)||(!p0&&X((!p0 U (p1||G(!p0)))))))))))))'
Stuttering acceptance computed with spot in 265 ms :[(AND p0 p2), (AND p0 p2), (AND p0 p2), (AND p0 p2), true, p2, (AND p0 (NOT p1)), (AND p2 p0 (NOT p1))]
Running random walk in product with property : GPUForwardProgress-PT-40a-LTLCardinality-13
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA GPUForwardProgress-PT-40a-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-40a-LTLCardinality-13 finished in 665 ms.
All properties solved by simple procedures.
Total runtime 165013 ms.
BK_STOP 1779733977230
--------------------
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-40a"
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-40a, 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-177961074200523"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/GPUForwardProgress-PT-40a.tgz
mv GPUForwardProgress-PT-40a execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;