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-177961074200411.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)
.....................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is GPUForwardProgress-PT-12a, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r146-tall-177961074200411
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 544K
-rw-r--r-- 1 mcc users 7.1K Mar 7 11:30 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K Mar 7 11:30 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Mar 7 11:30 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K Mar 7 11:30 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Mar 15 10:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Mar 15 10:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 10:35 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 10:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Mar 7 11:30 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 183K Mar 7 11:30 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.7K Mar 7 11:30 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 87K Mar 7 11:30 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 10:35 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:35 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 20K 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-12a-LTLCardinality-00
FORMULA_NAME GPUForwardProgress-PT-12a-LTLCardinality-01
FORMULA_NAME GPUForwardProgress-PT-12a-LTLCardinality-02
FORMULA_NAME GPUForwardProgress-PT-12a-LTLCardinality-03
FORMULA_NAME GPUForwardProgress-PT-12a-LTLCardinality-04
FORMULA_NAME GPUForwardProgress-PT-12a-LTLCardinality-05
FORMULA_NAME GPUForwardProgress-PT-12a-LTLCardinality-06
FORMULA_NAME GPUForwardProgress-PT-12a-LTLCardinality-07
FORMULA_NAME GPUForwardProgress-PT-12a-LTLCardinality-08
FORMULA_NAME GPUForwardProgress-PT-12a-LTLCardinality-09
FORMULA_NAME GPUForwardProgress-PT-12a-LTLCardinality-10
FORMULA_NAME GPUForwardProgress-PT-12a-LTLCardinality-11
FORMULA_NAME GPUForwardProgress-PT-12a-LTLCardinality-12
FORMULA_NAME GPUForwardProgress-PT-12a-LTLCardinality-13
FORMULA_NAME GPUForwardProgress-PT-12a-LTLCardinality-14
FORMULA_NAME GPUForwardProgress-PT-12a-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1779725477769

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-12a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-25 16:11:18] [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 16:11:18] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 16:11:19] [INFO ] Load time of PNML (sax parser for PT used): 48 ms
[2026-05-25 16:11:19] [INFO ] Transformed 56 places.
[2026-05-25 16:11:19] [INFO ] Transformed 69 transitions.
[2026-05-25 16:11:19] [INFO ] Found NUPN structural information;
[2026-05-25 16:11:19] [INFO ] Parsed PT model containing 56 places and 69 transitions and 261 arcs in 134 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 4 formulas.
Ensure Unique test removed 14 transitions
Reduce redundant transitions removed 14 transitions.
Initial state reduction rules removed 1 formulas.
FORMULA GPUForwardProgress-PT-12a-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-12a-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-12a-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-12a-LTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-12a-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-12a-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 21 out of 56 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 56/56 places, 55/55 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 55 transition count 55
Applied a total of 1 rules in 15 ms. Remains 55 /56 variables (removed 1) and now considering 55/55 (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-2848490892658504652.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9982932759319776793.kers'
[2026-05-25 16:11:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2848490892658504652.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9982932759319776793.kers]
Normalized transition count is 54 out of 55 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 54 rows 55 cols 205 entries
Finished phase 1 with 41 SingleSign rule and 1 generalized
[2026-05-25 16:11:19] [INFO ] Computed 13 invariants in 0 ms
Computed 13 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-9982932759319776793.kers
Total runtime 1 ms.
[2026-05-25 16:11:19] [INFO ] Implicit Places using invariants in 313 ms returned []
[2026-05-25 16:11:19] [INFO ] Invariant cache hit.
[2026-05-25 16:11:19] [INFO ] State equation strengthened by 13 read => feed constraints.
[2026-05-25 16:11:19] [INFO ] Implicit Places using invariants and state equation in 131 ms returned []
Implicit Place search using SMT with State Equation took 482 ms to find 0 implicit places.
Running 54 sub problems to find dead transitions.
[2026-05-25 16:11:19] [INFO ] Invariant cache hit.
[2026-05-25 16:11:19] [INFO ] State equation strengthened by 13 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 54/54 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/54 variables, 13/67 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 3 (OVERLAPS) 54/108 variables, 54/121 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 12/133 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/108 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 6 (OVERLAPS) 1/109 variables, 1/134 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/109 variables, 1/135 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/109 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 9 (OVERLAPS) 1/110 variables, 1/136 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/110 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 11 (OVERLAPS) 0/110 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 54 unsolved
No progress, stopping.
After SMT solving in domain Real declared 110/110 variables, and 136 constraints, problems are : Problem set: 0 solved, 54 unsolved in 2028 ms.
Refiners :[Domain max(s): 55/55 constraints, Generalized P Invariants (flows): 13/13 constraints, State Equation: 55/55 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 54/54 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 54 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 54/54 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/54 variables, 13/67 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 3 (OVERLAPS) 54/108 variables, 54/121 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 12/133 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/108 variables, 54/187 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/108 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 7 (OVERLAPS) 1/109 variables, 1/188 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/109 variables, 1/189 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/109 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 10 (OVERLAPS) 1/110 variables, 1/190 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/110 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 12 (OVERLAPS) 0/110 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 54 unsolved
No progress, stopping.
After SMT solving in domain Int declared 110/110 variables, and 190 constraints, problems are : Problem set: 0 solved, 54 unsolved in 3846 ms.
Refiners :[Domain max(s): 55/55 constraints, Generalized P Invariants (flows): 13/13 constraints, State Equation: 55/55 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 54/54 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5969ms problems are : Problem set: 0 solved, 54 unsolved
Search for dead transitions found 0 dead transitions in 5990ms
Starting structural reductions in LTL mode, iteration 1 : 55/56 places, 55/55 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6525 ms. Remains : 55/56 places, 55/55 transitions.
Starting structural reductions in LTL mode, iteration 0 : 55/55 places, 55/55 transitions.
Applied a total of 0 rules in 0 ms. Remains 55 /55 variables (removed 0) and now considering 55/55 (removed 0) transitions.
[2026-05-25 16:11:25] [INFO ] Invariant cache hit.
[2026-05-25 16:11:25] [INFO ] Implicit Places using invariants in 48 ms returned []
[2026-05-25 16:11:25] [INFO ] Invariant cache hit.
[2026-05-25 16:11:25] [INFO ] State equation strengthened by 13 read => feed constraints.
[2026-05-25 16:11:25] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 105 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 105 ms. Remains : 55/55 places, 55/55 transitions.
Support contains 21 out of 55 places after structural reductions.
[2026-05-25 16:11:25] [INFO ] Flatten gal took : 22 ms
[2026-05-25 16:11:25] [INFO ] Flatten gal took : 7 ms
[2026-05-25 16:11:25] [INFO ] Input system was already deterministic with 55 transitions.
RANDOM walk for 6174 steps (29 resets) in 292 ms. (21 steps per ms) remains 0/19 properties
FORMULA GPUForwardProgress-PT-12a-LTLCardinality-00 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 1 stabilizing places and 1 stable transitions
Graph (complete) has 172 edges and 55 vertex of which 42 are kept as prefixes of interest. Removing 13 places using SCC suffix rule.5 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((X(X(X(p0))) U p1))))'
Support contains 3 out of 55 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 55/55 places, 55/55 transitions.
Applied a total of 0 rules in 2 ms. Remains 55 /55 variables (removed 0) and now considering 55/55 (removed 0) transitions.
[2026-05-25 16:11:26] [INFO ] Invariant cache hit.
[2026-05-25 16:11:26] [INFO ] Implicit Places using invariants in 44 ms returned []
[2026-05-25 16:11:26] [INFO ] Invariant cache hit.
[2026-05-25 16:11:26] [INFO ] State equation strengthened by 13 read => feed constraints.
[2026-05-25 16:11:26] [INFO ] Implicit Places using invariants and state equation in 76 ms returned []
Implicit Place search using SMT with State Equation took 122 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 124 ms. Remains : 55/55 places, 55/55 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((X(X(X(p0))) U p1))))'
Stuttering acceptance computed with spot in 362 ms :[(NOT p1), (NOT p1), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p0), true]
Running random walk in product with property : GPUForwardProgress-PT-12a-LTLCardinality-01
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 2 ms.
FORMULA GPUForwardProgress-PT-12a-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-12a-LTLCardinality-01 finished in 573 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(G(p0))&&F(p1))))'
Support contains 4 out of 55 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 55/55 places, 55/55 transitions.
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 12 Pre rules applied. Total rules applied 0 place count 55 transition count 43
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 0 with 24 rules applied. Total rules applied 24 place count 43 transition count 43
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 26 place count 42 transition count 42
Applied a total of 26 rules in 13 ms. Remains 42 /55 variables (removed 13) and now considering 42/55 (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-8470721258924478435.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10256779067308164585.kers'
[2026-05-25 16:11:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8470721258924478435.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10256779067308164585.kers]
Normalized transition count is 41 out of 42 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 41 rows 42 cols 155 entries
Finished phase 1 with 28 SingleSign rule and 1 generalized
[2026-05-25 16:11:26] [INFO ] Computed 13 invariants in 2 ms
Computed 13 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-10256779067308164585.kers
Total runtime 2 ms.
[2026-05-25 16:11:26] [INFO ] Implicit Places using invariants in 40 ms returned []
[2026-05-25 16:11:26] [INFO ] Invariant cache hit.
[2026-05-25 16:11:27] [INFO ] State equation strengthened by 25 read => feed constraints.
[2026-05-25 16:11:27] [INFO ] Implicit Places using invariants and state equation in 65 ms returned []
Implicit Place search using SMT with State Equation took 106 ms to find 0 implicit places.
[2026-05-25 16:11:27] [INFO ] Redundant transitions in 0 ms returned []
Running 41 sub problems to find dead transitions.
[2026-05-25 16:11:27] [INFO ] Invariant cache hit.
[2026-05-25 16:11:27] [INFO ] State equation strengthened by 25 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 13/54 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 3 (OVERLAPS) 41/82 variables, 41/95 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/82 variables, 24/119 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/82 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 6 (OVERLAPS) 1/83 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/83 variables, 1/121 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/83 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 9 (OVERLAPS) 1/84 variables, 1/122 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/84 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 11 (OVERLAPS) 0/84 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 41 unsolved
No progress, stopping.
After SMT solving in domain Real declared 84/84 variables, and 122 constraints, problems are : Problem set: 0 solved, 41 unsolved in 1059 ms.
Refiners :[Domain max(s): 42/42 constraints, Generalized P Invariants (flows): 13/13 constraints, State Equation: 42/42 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 41/41 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 41 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 13/54 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 3 (OVERLAPS) 41/82 variables, 41/95 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/82 variables, 24/119 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/82 variables, 41/160 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/82 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 7 (OVERLAPS) 1/83 variables, 1/161 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/83 variables, 1/162 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/83 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 10 (OVERLAPS) 1/84 variables, 1/163 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/84 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 12 (OVERLAPS) 0/84 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 41 unsolved
No progress, stopping.
After SMT solving in domain Int declared 84/84 variables, and 163 constraints, problems are : Problem set: 0 solved, 41 unsolved in 2536 ms.
Refiners :[Domain max(s): 42/42 constraints, Generalized P Invariants (flows): 13/13 constraints, State Equation: 42/42 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 41/41 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3615ms problems are : Problem set: 0 solved, 41 unsolved
Search for dead transitions found 0 dead transitions in 3616ms
Starting structural reductions in SI_LTL mode, iteration 1 : 42/55 places, 42/55 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3741 ms. Remains : 42/55 places, 42/55 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(G(p0))&&F(p1))))'
Stuttering acceptance computed with spot in 117 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : GPUForwardProgress-PT-12a-LTLCardinality-03
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA GPUForwardProgress-PT-12a-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-12a-LTLCardinality-03 finished in 3890 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)&&F(p1)))'
Support contains 5 out of 55 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 55/55 places, 55/55 transitions.
Applied a total of 0 rules in 2 ms. Remains 55 /55 variables (removed 0) and now considering 55/55 (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-734627184995466708.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17898243473016566835.kers'
[2026-05-25 16:11:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-734627184995466708.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17898243473016566835.kers]
Normalized transition count is 54 out of 55 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 54 rows 55 cols 205 entries
Finished phase 1 with 41 SingleSign rule and 1 generalized
[2026-05-25 16:11:30] [INFO ] Computed 13 invariants in 0 ms
Computed 13 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-17898243473016566835.kers
Total runtime 0 ms.
[2026-05-25 16:11:30] [INFO ] Implicit Places using invariants in 41 ms returned []
[2026-05-25 16:11:30] [INFO ] Invariant cache hit.
[2026-05-25 16:11:30] [INFO ] State equation strengthened by 13 read => feed constraints.
[2026-05-25 16:11:30] [INFO ] Implicit Places using invariants and state equation in 71 ms returned []
Implicit Place search using SMT with State Equation took 114 ms to find 0 implicit places.
Running 54 sub problems to find dead transitions.
[2026-05-25 16:11:30] [INFO ] Invariant cache hit.
[2026-05-25 16:11:30] [INFO ] State equation strengthened by 13 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 54/54 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/54 variables, 13/67 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 3 (OVERLAPS) 54/108 variables, 54/121 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 12/133 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/108 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 6 (OVERLAPS) 1/109 variables, 1/134 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/109 variables, 1/135 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/109 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 9 (OVERLAPS) 1/110 variables, 1/136 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/110 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 11 (OVERLAPS) 0/110 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 54 unsolved
No progress, stopping.
After SMT solving in domain Real declared 110/110 variables, and 136 constraints, problems are : Problem set: 0 solved, 54 unsolved in 1436 ms.
Refiners :[Domain max(s): 55/55 constraints, Generalized P Invariants (flows): 13/13 constraints, State Equation: 55/55 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 54/54 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 54 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 54/54 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/54 variables, 13/67 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 3 (OVERLAPS) 54/108 variables, 54/121 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 12/133 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/108 variables, 54/187 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/108 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 7 (OVERLAPS) 1/109 variables, 1/188 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/109 variables, 1/189 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/109 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 10 (OVERLAPS) 1/110 variables, 1/190 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/110 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 12 (OVERLAPS) 0/110 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 54 unsolved
No progress, stopping.
After SMT solving in domain Int declared 110/110 variables, and 190 constraints, problems are : Problem set: 0 solved, 54 unsolved in 3567 ms.
Refiners :[Domain max(s): 55/55 constraints, Generalized P Invariants (flows): 13/13 constraints, State Equation: 55/55 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 54/54 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5021ms problems are : Problem set: 0 solved, 54 unsolved
Search for dead transitions found 0 dead transitions in 5022ms
Finished structural reductions in LTL mode , in 1 iterations and 5138 ms. Remains : 55/55 places, 55/55 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)&&F(p1)))'
Stuttering acceptance computed with spot in 131 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), true]
Running random walk in product with property : GPUForwardProgress-PT-12a-LTLCardinality-04
Product exploration explored 100000 steps with 50000 reset in 318 ms.
Product exploration explored 100000 steps with 50000 reset in 162 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Graph (complete) has 172 edges and 55 vertex of which 42 are kept as prefixes of interest. Removing 13 places using SCC suffix rule.0 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 4 factoid took 18 ms. Proved property starting from automaton with 4 states, 5 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 31 ms.
FORMULA GPUForwardProgress-PT-12a-LTLCardinality-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property GPUForwardProgress-PT-12a-LTLCardinality-04 finished in 5815 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 1 out of 55 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 55/55 places, 55/55 transitions.
Graph (complete) has 172 edges and 55 vertex of which 42 are kept as prefixes of interest. Removing 13 places using SCC suffix rule.1 ms
Discarding 13 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 12 Pre rules applied. Total rules applied 1 place count 42 transition count 42
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 0 with 24 rules applied. Total rules applied 25 place count 30 transition count 42
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 27 place count 29 transition count 41
Applied a total of 27 rules in 13 ms. Remains 29 /55 variables (removed 26) and now considering 41/55 (removed 14) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6466756259254844393.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-362937346523991289.kers'
[2026-05-25 16:11:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6466756259254844393.kers, --Pflows, --basisKERS=/tmp/petrispot-output-362937346523991289.kers]
Normalized transition count is 40 out of 41 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 40 rows 29 cols 129 entries
Finished phase 1 with 27 SingleSign rule and 1 generalized
[2026-05-25 16:11:36] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-362937346523991289.kers
Total runtime 0 ms.
[2026-05-25 16:11:36] [INFO ] Implicit Places using invariants in 37 ms returned []
[2026-05-25 16:11:36] [INFO ] Invariant cache hit.
[2026-05-25 16:11:36] [INFO ] State equation strengthened by 25 read => feed constraints.
[2026-05-25 16:11:36] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
[2026-05-25 16:11:36] [INFO ] Redundant transitions in 0 ms returned []
Running 40 sub problems to find dead transitions.
[2026-05-25 16:11:36] [INFO ] Invariant cache hit.
[2026-05-25 16:11:36] [INFO ] State equation strengthened by 25 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (OVERLAPS) 40/68 variables, 28/57 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 24/81 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/68 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 6 (OVERLAPS) 1/69 variables, 1/82 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/69 variables, 1/83 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/69 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 9 (OVERLAPS) 1/70 variables, 1/84 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/70 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 11 (OVERLAPS) 0/70 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Real declared 70/70 variables, and 84 constraints, problems are : Problem set: 0 solved, 40 unsolved in 683 ms.
Refiners :[Domain max(s): 29/29 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 29/29 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 40 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (OVERLAPS) 40/68 variables, 28/57 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 24/81 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/68 variables, 40/121 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/68 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 7 (OVERLAPS) 1/69 variables, 1/122 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/69 variables, 1/123 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/69 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 10 (OVERLAPS) 1/70 variables, 1/124 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/70 variables, 0/124 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 12 (OVERLAPS) 0/70 variables, 0/124 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Int declared 70/70 variables, and 124 constraints, problems are : Problem set: 0 solved, 40 unsolved in 1500 ms.
Refiners :[Domain max(s): 29/29 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 29/29 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2195ms problems are : Problem set: 0 solved, 40 unsolved
Search for dead transitions found 0 dead transitions in 2196ms
Starting structural reductions in SI_LTL mode, iteration 1 : 29/55 places, 41/55 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2299 ms. Remains : 29/55 places, 41/55 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 51 ms :[(NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-12a-LTLCardinality-05
Stuttering criterion allowed to conclude after 98 steps with 1 reset in 2 ms.
FORMULA GPUForwardProgress-PT-12a-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-12a-LTLCardinality-05 finished in 2379 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 U (p1||G(p0)))))) U (X(p0)&&(p0 U p2))))'
Support contains 6 out of 55 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 55/55 places, 55/55 transitions.
Applied a total of 0 rules in 2 ms. Remains 55 /55 variables (removed 0) and now considering 55/55 (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-6395622073560327831.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10747346156595741811.kers'
[2026-05-25 16:11:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6395622073560327831.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10747346156595741811.kers]
Normalized transition count is 54 out of 55 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 54 rows 55 cols 205 entries
Finished phase 1 with 41 SingleSign rule and 1 generalized
[2026-05-25 16:11:39] [INFO ] Computed 13 invariants in 0 ms
Computed 13 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-10747346156595741811.kers
Total runtime 0 ms.
[2026-05-25 16:11:39] [INFO ] Implicit Places using invariants in 45 ms returned []
[2026-05-25 16:11:39] [INFO ] Invariant cache hit.
[2026-05-25 16:11:39] [INFO ] State equation strengthened by 13 read => feed constraints.
[2026-05-25 16:11:39] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 132 ms to find 0 implicit places.
Running 54 sub problems to find dead transitions.
[2026-05-25 16:11:39] [INFO ] Invariant cache hit.
[2026-05-25 16:11:39] [INFO ] State equation strengthened by 13 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 54/54 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/54 variables, 13/67 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 3 (OVERLAPS) 54/108 variables, 54/121 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 12/133 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/108 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 6 (OVERLAPS) 1/109 variables, 1/134 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/109 variables, 1/135 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/109 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 9 (OVERLAPS) 1/110 variables, 1/136 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/110 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 11 (OVERLAPS) 0/110 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 54 unsolved
No progress, stopping.
After SMT solving in domain Real declared 110/110 variables, and 136 constraints, problems are : Problem set: 0 solved, 54 unsolved in 1448 ms.
Refiners :[Domain max(s): 55/55 constraints, Generalized P Invariants (flows): 13/13 constraints, State Equation: 55/55 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 54/54 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 54 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 54/54 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/54 variables, 13/67 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 3 (OVERLAPS) 54/108 variables, 54/121 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 12/133 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/108 variables, 54/187 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/108 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 7 (OVERLAPS) 1/109 variables, 1/188 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/109 variables, 1/189 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/109 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 10 (OVERLAPS) 1/110 variables, 1/190 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/110 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 12 (OVERLAPS) 0/110 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 54 unsolved
No progress, stopping.
After SMT solving in domain Int declared 110/110 variables, and 190 constraints, problems are : Problem set: 0 solved, 54 unsolved in 3564 ms.
Refiners :[Domain max(s): 55/55 constraints, Generalized P Invariants (flows): 13/13 constraints, State Equation: 55/55 constraints, ReadFeed: 13/13 constraints, PredecessorRefiner: 54/54 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5023ms problems are : Problem set: 0 solved, 54 unsolved
Search for dead transitions found 0 dead transitions in 5024ms
Finished structural reductions in LTL mode , in 1 iterations and 5158 ms. Remains : 55/55 places, 55/55 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 U (G(p0)||p1))))) U (X(p0)&&(p0 U p2))))'
Stuttering acceptance computed with spot in 184 ms :[(OR (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p2), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : GPUForwardProgress-PT-12a-LTLCardinality-06
Stuttering criterion allowed to conclude after 1175 steps with 372 reset in 16 ms.
FORMULA GPUForwardProgress-PT-12a-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-12a-LTLCardinality-06 finished in 5416 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 1 out of 55 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 55/55 places, 55/55 transitions.
Applied a total of 0 rules in 1 ms. Remains 55 /55 variables (removed 0) and now considering 55/55 (removed 0) transitions.
[2026-05-25 16:11:44] [INFO ] Invariant cache hit.
[2026-05-25 16:11:44] [INFO ] Implicit Places using invariants in 51 ms returned []
[2026-05-25 16:11:44] [INFO ] Invariant cache hit.
[2026-05-25 16:11:44] [INFO ] State equation strengthened by 13 read => feed constraints.
[2026-05-25 16:11:44] [INFO ] Implicit Places using invariants and state equation in 71 ms returned []
Implicit Place search using SMT with State Equation took 161 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 164 ms. Remains : 55/55 places, 55/55 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Stuttering acceptance computed with spot in 65 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-12a-LTLCardinality-08
Product exploration explored 100000 steps with 50000 reset in 193 ms.
Product exploration explored 100000 steps with 50000 reset in 170 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Graph (complete) has 172 edges and 55 vertex of which 42 are kept as prefixes of interest. Removing 13 places using SCC suffix rule.1 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 3 factoid took 19 ms. Proved property starting from automaton with 2 states, 2 edges and 1 AP (stutter sensitive
Knowledge-based reduction took 20 ms.
FORMULA GPUForwardProgress-PT-12a-LTLCardinality-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property GPUForwardProgress-PT-12a-LTLCardinality-08 finished in 664 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((G(p0) U X(p1)))||X(X(F(p2))))))'
Support contains 3 out of 55 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 55/55 places, 55/55 transitions.
Applied a total of 0 rules in 5 ms. Remains 55 /55 variables (removed 0) and now considering 55/55 (removed 0) transitions.
[2026-05-25 16:11:45] [INFO ] Invariant cache hit.
[2026-05-25 16:11:45] [INFO ] Implicit Places using invariants in 67 ms returned []
[2026-05-25 16:11:45] [INFO ] Invariant cache hit.
[2026-05-25 16:11:45] [INFO ] State equation strengthened by 13 read => feed constraints.
[2026-05-25 16:11:45] [INFO ] Implicit Places using invariants and state equation in 68 ms returned []
Implicit Place search using SMT with State Equation took 149 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 154 ms. Remains : 55/55 places, 55/55 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((G(p0) U X(p1)))||X(X(F(p2))))))'
Stuttering acceptance computed with spot in 274 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), false]
Running random walk in product with property : GPUForwardProgress-PT-12a-LTLCardinality-09
Stuttering criterion allowed to conclude after 18 steps with 4 reset in 0 ms.
FORMULA GPUForwardProgress-PT-12a-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-12a-LTLCardinality-09 finished in 471 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(!p0))) U G(p1)))'
Support contains 3 out of 55 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 55/55 places, 55/55 transitions.
Applied a total of 0 rules in 1 ms. Remains 55 /55 variables (removed 0) and now considering 55/55 (removed 0) transitions.
[2026-05-25 16:11:45] [INFO ] Invariant cache hit.
[2026-05-25 16:11:45] [INFO ] Implicit Places using invariants in 38 ms returned []
[2026-05-25 16:11:45] [INFO ] Invariant cache hit.
[2026-05-25 16:11:45] [INFO ] State equation strengthened by 13 read => feed constraints.
[2026-05-25 16:11:45] [INFO ] Implicit Places using invariants and state equation in 75 ms returned []
Implicit Place search using SMT with State Equation took 128 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 130 ms. Remains : 55/55 places, 55/55 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(!p0))) U G(p1)))'
Stuttering acceptance computed with spot in 232 ms :[(NOT p1), p0, (AND (NOT p1) p0), p0, true, (AND (NOT p1) p0), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : GPUForwardProgress-PT-12a-LTLCardinality-12
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA GPUForwardProgress-PT-12a-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-12a-LTLCardinality-12 finished in 387 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(X(X(G(p0)))))))'
Support contains 1 out of 55 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 55/55 places, 55/55 transitions.
Applied a total of 0 rules in 1 ms. Remains 55 /55 variables (removed 0) and now considering 55/55 (removed 0) transitions.
[2026-05-25 16:11:45] [INFO ] Invariant cache hit.
[2026-05-25 16:11:46] [INFO ] Implicit Places using invariants in 39 ms returned []
[2026-05-25 16:11:46] [INFO ] Invariant cache hit.
[2026-05-25 16:11:46] [INFO ] State equation strengthened by 13 read => feed constraints.
[2026-05-25 16:11:46] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 129 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 130 ms. Remains : 55/55 places, 55/55 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(X(X(G(p0)))))))'
Stuttering acceptance computed with spot in 215 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-12a-LTLCardinality-14
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA GPUForwardProgress-PT-12a-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-12a-LTLCardinality-14 finished in 367 ms.
All properties solved by simple procedures.
Total runtime 27442 ms.

BK_STOP 1779725506366

--------------------
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-12a"
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-12a, 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-177961074200411"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/GPUForwardProgress-PT-12a.tgz
mv GPUForwardProgress-PT-12a 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 ;