About the Execution of ITS-Tools for CopsAndRobbers-PT-HRL023X006
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 4063.844 | 847855.00 | 1242062.00 | 8942.40 | FFFFFFFFTFFFFFTF | 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.r066-tall-177946967800508.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 CopsAndRobbers-PT-HRL023X006, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r066-tall-177946967800508
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 696K
-rw-r--r-- 1 mcc users 11K Mar 6 13:30 CTLCardinality.txt
-rw-r--r-- 1 mcc users 89K Mar 6 13:30 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.6K Mar 6 13:30 CTLFireability.txt
-rw-r--r-- 1 mcc users 61K Mar 6 13:30 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.5K Mar 15 08:36 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 08:36 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.3K Mar 15 08:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 08:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 6 13:30 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 111K Mar 6 13:30 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 6 13:30 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 61K Mar 6 13:30 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Mar 15 08:36 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Mar 15 08:36 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 11 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 230K 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 CopsAndRobbers-PT-HRL023X006-LTLFireability-00
FORMULA_NAME CopsAndRobbers-PT-HRL023X006-LTLFireability-01
FORMULA_NAME CopsAndRobbers-PT-HRL023X006-LTLFireability-02
FORMULA_NAME CopsAndRobbers-PT-HRL023X006-LTLFireability-03
FORMULA_NAME CopsAndRobbers-PT-HRL023X006-LTLFireability-04
FORMULA_NAME CopsAndRobbers-PT-HRL023X006-LTLFireability-05
FORMULA_NAME CopsAndRobbers-PT-HRL023X006-LTLFireability-06
FORMULA_NAME CopsAndRobbers-PT-HRL023X006-LTLFireability-07
FORMULA_NAME CopsAndRobbers-PT-HRL023X006-LTLFireability-08
FORMULA_NAME CopsAndRobbers-PT-HRL023X006-LTLFireability-09
FORMULA_NAME CopsAndRobbers-PT-HRL023X006-LTLFireability-10
FORMULA_NAME CopsAndRobbers-PT-HRL023X006-LTLFireability-11
FORMULA_NAME CopsAndRobbers-PT-HRL023X006-LTLFireability-12
FORMULA_NAME CopsAndRobbers-PT-HRL023X006-LTLFireability-13
FORMULA_NAME CopsAndRobbers-PT-HRL023X006-LTLFireability-14
FORMULA_NAME CopsAndRobbers-PT-HRL023X006-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1779533735376
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CopsAndRobbers-PT-HRL023X006
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-23 10:55:36] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-23 10:55:36] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 10:55:36] [INFO ] Load time of PNML (sax parser for PT used): 92 ms
[2026-05-23 10:55:36] [INFO ] Transformed 125 places.
[2026-05-23 10:55:36] [INFO ] Transformed 287 transitions.
[2026-05-23 10:55:36] [INFO ] Parsed PT model containing 125 places and 287 transitions and 1500 arcs in 181 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 8 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA CopsAndRobbers-PT-HRL023X006-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 54 out of 125 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 125/125 places, 287/287 transitions.
Reduce places removed 23 places and 0 transitions.
Iterating post reduction 0 with 23 rules applied. Total rules applied 23 place count 102 transition count 287
Applied a total of 23 rules in 21 ms. Remains 102 /125 variables (removed 23) and now considering 287/287 (removed 0) transitions.
Running 241 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11840630688738126786.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1812043263599885666.kers'
[2026-05-23 10:55:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11840630688738126786.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1812043263599885666.kers]
Culling duplicate invariants (modulo rational): removing 23 columns.
Culled 23 columns in 0 ms.
// Phase 1: matrix 287 rows 79 cols 957 entries
Finished phase 1 with 76 SingleSign rule and 0 generalized
[2026-05-23 10:55:36] [INFO ] Computed 26 invariants in 1 ms
Computed 26 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-1812043263599885666.kers
Total runtime 1 ms.
[2026-05-23 10:55:37] [INFO ] State equation strengthened by 54 read => feed constraints.
Problem TDEAD131 is UNSAT
Problem TDEAD132 is UNSAT
Problem TDEAD133 is UNSAT
Problem TDEAD134 is UNSAT
Problem TDEAD147 is UNSAT
Problem TDEAD148 is UNSAT
Problem TDEAD149 is UNSAT
Problem TDEAD150 is UNSAT
Problem TDEAD163 is UNSAT
Problem TDEAD164 is UNSAT
Problem TDEAD165 is UNSAT
Problem TDEAD166 is UNSAT
Problem TDEAD179 is UNSAT
Problem TDEAD180 is UNSAT
Problem TDEAD181 is UNSAT
Problem TDEAD182 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/100 variables, 24/24 constraints. Problems are: Problem set: 16 solved, 225 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/100 variables, 0/24 constraints. Problems are: Problem set: 16 solved, 225 unsolved
At refinement iteration 2 (OVERLAPS) 2/102 variables, 2/26 constraints. Problems are: Problem set: 16 solved, 225 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 0/26 constraints. Problems are: Problem set: 16 solved, 225 unsolved
At refinement iteration 4 (OVERLAPS) 287/389 variables, 102/128 constraints. Problems are: Problem set: 16 solved, 225 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/389 variables, 54/182 constraints. Problems are: Problem set: 16 solved, 225 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/389 variables, 0/182 constraints. Problems are: Problem set: 16 solved, 225 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 389/389 variables, and 182 constraints, problems are : Problem set: 16 solved, 225 unsolved in 20066 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 102/102 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 241/241 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 16 solved, 225 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/100 variables, 24/24 constraints. Problems are: Problem set: 16 solved, 225 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/100 variables, 0/24 constraints. Problems are: Problem set: 16 solved, 225 unsolved
At refinement iteration 2 (OVERLAPS) 2/102 variables, 2/26 constraints. Problems are: Problem set: 16 solved, 225 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 0/26 constraints. Problems are: Problem set: 16 solved, 225 unsolved
At refinement iteration 4 (OVERLAPS) 287/389 variables, 102/128 constraints. Problems are: Problem set: 16 solved, 225 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/389 variables, 54/182 constraints. Problems are: Problem set: 16 solved, 225 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/389 variables, 225/407 constraints. Problems are: Problem set: 16 solved, 225 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 389/389 variables, and 407 constraints, problems are : Problem set: 16 solved, 225 unsolved in 20015 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 102/102 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 225/241 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40428ms problems are : Problem set: 16 solved, 225 unsolved
Search for dead transitions found 16 dead transitions in 40448ms
Found 16 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 16 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 16 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14931337654408257697.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13559388686532236053.kers'
[2026-05-23 10:56:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14931337654408257697.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13559388686532236053.kers]
Culling duplicate invariants (modulo rational): removing 23 columns.
Culled 23 columns in 1 ms.
// Phase 1: matrix 271 rows 79 cols 893 entries
Finished phase 1 with 76 SingleSign rule and 0 generalized
[2026-05-23 10:56:17] [INFO ] Computed 26 invariants in 2 ms
Computed 26 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-13559388686532236053.kers
Total runtime 3 ms.
[2026-05-23 10:56:17] [INFO ] Implicit Places using invariants in 80 ms returned []
[2026-05-23 10:56:17] [INFO ] Invariant cache hit.
[2026-05-23 10:56:17] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 10:56:17] [INFO ] Implicit Places using invariants and state equation in 266 ms returned []
Implicit Place search using SMT with State Equation took 353 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 102/125 places, 271/287 transitions.
Applied a total of 0 rules in 4 ms. Remains 102 /102 variables (removed 0) and now considering 271/271 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 40896 ms. Remains : 102/125 places, 271/287 transitions.
Starting structural reductions in LTL mode, iteration 0 : 102/102 places, 271/271 transitions.
Applied a total of 0 rules in 2 ms. Remains 102 /102 variables (removed 0) and now considering 271/271 (removed 0) transitions.
Running 225 sub problems to find dead transitions.
[2026-05-23 10:56:17] [INFO ] Invariant cache hit.
[2026-05-23 10:56:17] [INFO ] State equation strengthened by 46 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/100 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/100 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 2 (OVERLAPS) 2/102 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 4 (OVERLAPS) 271/373 variables, 102/128 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/373 variables, 46/174 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/373 variables, 0/174 constraints. Problems are: Problem set: 0 solved, 225 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 373/373 variables, and 174 constraints, problems are : Problem set: 0 solved, 225 unsolved in 20011 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 102/102 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 225/225 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 225 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/100 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/100 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 2 (OVERLAPS) 2/102 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 4 (OVERLAPS) 271/373 variables, 102/128 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/373 variables, 46/174 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/373 variables, 225/399 constraints. Problems are: Problem set: 0 solved, 225 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 373/373 variables, and 399 constraints, problems are : Problem set: 0 solved, 225 unsolved in 20013 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 102/102 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 225/225 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40116ms problems are : Problem set: 0 solved, 225 unsolved
Search for dead transitions found 0 dead transitions in 40117ms
[2026-05-23 10:56:57] [INFO ] Invariant cache hit.
[2026-05-23 10:56:57] [INFO ] Implicit Places using invariants in 57 ms returned []
[2026-05-23 10:56:57] [INFO ] Invariant cache hit.
[2026-05-23 10:56:58] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 10:56:58] [INFO ] Implicit Places using invariants and state equation in 252 ms returned []
Implicit Place search using SMT with State Equation took 312 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 40437 ms. Remains : 102/102 places, 271/271 transitions.
Support contains 54 out of 102 places after structural reductions.
[2026-05-23 10:56:58] [INFO ] Flatten gal took : 52 ms
[2026-05-23 10:56:58] [INFO ] Flatten gal took : 27 ms
[2026-05-23 10:56:58] [INFO ] Input system was already deterministic with 271 transitions.
Support contains 50 out of 102 places (down from 54) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 31 to 30
RANDOM walk for 40006 steps (153 resets) in 916 ms. (43 steps per ms) remains 3/30 properties
BEST_FIRST walk for 40004 steps (71 resets) in 132 ms. (300 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (69 resets) in 122 ms. (325 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (87 resets) in 144 ms. (275 steps per ms) remains 3/3 properties
[2026-05-23 10:56:58] [INFO ] Invariant cache hit.
[2026-05-23 10:56:58] [INFO ] State equation strengthened by 46 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem AtomicPropp18 is UNSAT
Problem AtomicPropp28 is UNSAT
Problem AtomicPropp30 is UNSAT
After SMT solving in domain Real declared 39/373 variables, and 6 constraints, problems are : Problem set: 3 solved, 0 unsolved in 64 ms.
Refiners :[Positive P Invariants (semi-flows): 6/26 constraints, State Equation: 0/102 constraints, ReadFeed: 0/46 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 87ms problems are : Problem set: 3 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA CopsAndRobbers-PT-HRL023X006-LTLFireability-07 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 3 atomic propositions for a total of 14 simplifications.
Computed a total of 4 stabilizing places and 47 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 3 out of 102 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 102/102 places, 271/271 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 102 transition count 270
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 2 place count 101 transition count 270
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 4 place count 100 transition count 269
Applied a total of 4 rules in 31 ms. Remains 100 /102 variables (removed 2) and now considering 269/271 (removed 2) transitions.
Running 223 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6578656325101360463.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5931819433309691235.kers'
[2026-05-23 10:56:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6578656325101360463.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5931819433309691235.kers]
Culling duplicate invariants (modulo rational): removing 23 columns.
Culled 23 columns in 0 ms.
// Phase 1: matrix 269 rows 77 cols 889 entries
Finished phase 1 with 74 SingleSign rule and 0 generalized
[2026-05-23 10:56:59] [INFO ] Computed 26 invariants in 0 ms
Computed 26 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-5931819433309691235.kers
Total runtime 4 ms.
[2026-05-23 10:56:59] [INFO ] State equation strengthened by 46 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/98 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/98 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 2 (OVERLAPS) 2/100 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/100 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 4 (OVERLAPS) 269/369 variables, 100/126 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/369 variables, 46/172 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/369 variables, 0/172 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 7 (OVERLAPS) 0/369 variables, 1/173 constraints. Problems are: Problem set: 0 solved, 223 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 369/369 variables, and 173 constraints, problems are : Problem set: 0 solved, 223 unsolved in 20014 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 100/100 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 223/223 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 223 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/98 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/98 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 2 (OVERLAPS) 2/100 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/100 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/100 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 5 (OVERLAPS) 269/369 variables, 100/127 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/369 variables, 46/173 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/369 variables, 223/396 constraints. Problems are: Problem set: 0 solved, 223 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 369/369 variables, and 396 constraints, problems are : Problem set: 0 solved, 223 unsolved in 20011 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 100/100 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 223/223 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40192ms problems are : Problem set: 0 solved, 223 unsolved
Search for dead transitions found 0 dead transitions in 40193ms
[2026-05-23 10:57:39] [INFO ] Invariant cache hit.
[2026-05-23 10:57:39] [INFO ] Implicit Places using invariants in 94 ms returned []
[2026-05-23 10:57:39] [INFO ] Invariant cache hit.
[2026-05-23 10:57:39] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 10:57:40] [INFO ] Implicit Places using invariants and state equation in 474 ms returned []
Implicit Place search using SMT with State Equation took 569 ms to find 0 implicit places.
[2026-05-23 10:57:40] [INFO ] Redundant transitions in 16 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 100/102 places, 269/271 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 40819 ms. Remains : 100/102 places, 269/271 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Stuttering acceptance computed with spot in 140 ms :[(NOT p0)]
Running random walk in product with property : CopsAndRobbers-PT-HRL023X006-LTLFireability-01
Stuttering criterion allowed to conclude after 56 steps with 0 reset in 3 ms.
FORMULA CopsAndRobbers-PT-HRL023X006-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL023X006-LTLFireability-01 finished in 41033 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||G(p1)))))'
Support contains 5 out of 102 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 102/102 places, 271/271 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 102 transition count 270
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 2 place count 101 transition count 270
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 4 place count 100 transition count 269
Applied a total of 4 rules in 20 ms. Remains 100 /102 variables (removed 2) and now considering 269/271 (removed 2) transitions.
Skipped dead transition search.
[2026-05-23 10:57:40] [INFO ] Invariant cache hit.
[2026-05-23 10:57:40] [INFO ] Implicit Places using invariants in 81 ms returned []
[2026-05-23 10:57:40] [INFO ] Invariant cache hit.
[2026-05-23 10:57:40] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 10:57:41] [INFO ] Implicit Places using invariants and state equation in 547 ms returned []
Implicit Place search using SMT with State Equation took 630 ms to find 0 implicit places.
[2026-05-23 10:57:41] [INFO ] Redundant transitions in 8 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 100/102 places, 269/271 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 662 ms. Remains : 100/102 places, 269/271 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)||p1))))'
Stuttering acceptance computed with spot in 70 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : CopsAndRobbers-PT-HRL023X006-LTLFireability-02
Stuttering criterion allowed to conclude after 21 steps with 0 reset in 1 ms.
FORMULA CopsAndRobbers-PT-HRL023X006-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL023X006-LTLFireability-02 finished in 761 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(p0)&&(p1 U p2))))'
Support contains 6 out of 102 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 102/102 places, 271/271 transitions.
Applied a total of 0 rules in 4 ms. Remains 102 /102 variables (removed 0) and now considering 271/271 (removed 0) transitions.
Running 225 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9071369764917452305.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13555912724918624998.kers'
[2026-05-23 10:57:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9071369764917452305.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13555912724918624998.kers]
Culling duplicate invariants (modulo rational): removing 23 columns.
Culled 23 columns in 0 ms.
// Phase 1: matrix 271 rows 79 cols 893 entries
Finished phase 1 with 76 SingleSign rule and 0 generalized
[2026-05-23 10:57:41] [INFO ] Computed 26 invariants in 1 ms
Computed 26 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-13555912724918624998.kers
Total runtime 1 ms.
[2026-05-23 10:57:41] [INFO ] State equation strengthened by 46 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/100 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/100 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 2 (OVERLAPS) 2/102 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 4 (OVERLAPS) 271/373 variables, 102/128 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/373 variables, 46/174 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/373 variables, 0/174 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 7 (OVERLAPS) 0/373 variables, 0/174 constraints. Problems are: Problem set: 0 solved, 225 unsolved
No progress, stopping.
After SMT solving in domain Real declared 373/373 variables, and 174 constraints, problems are : Problem set: 0 solved, 225 unsolved in 20011 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 102/102 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 225/225 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 225 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/100 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/100 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 2 (OVERLAPS) 2/102 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 4 (OVERLAPS) 271/373 variables, 102/128 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/373 variables, 46/174 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/373 variables, 225/399 constraints. Problems are: Problem set: 0 solved, 225 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 373/373 variables, and 399 constraints, problems are : Problem set: 0 solved, 225 unsolved in 20013 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 102/102 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 225/225 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40099ms problems are : Problem set: 0 solved, 225 unsolved
Search for dead transitions found 0 dead transitions in 40100ms
[2026-05-23 10:58:21] [INFO ] Invariant cache hit.
[2026-05-23 10:58:21] [INFO ] Implicit Places using invariants in 82 ms returned []
[2026-05-23 10:58:21] [INFO ] Invariant cache hit.
[2026-05-23 10:58:21] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 10:58:21] [INFO ] Implicit Places using invariants and state equation in 420 ms returned []
Implicit Place search using SMT with State Equation took 504 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 40610 ms. Remains : 102/102 places, 271/271 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(p0)&&(p1 U p2))))'
Stuttering acceptance computed with spot in 173 ms :[(OR (NOT p2) (NOT p0)), (OR (NOT p2) (NOT p0)), true, (NOT p0), (NOT p2)]
Running random walk in product with property : CopsAndRobbers-PT-HRL023X006-LTLFireability-03
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA CopsAndRobbers-PT-HRL023X006-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL023X006-LTLFireability-03 finished in 40811 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)))'
Support contains 2 out of 102 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 102/102 places, 271/271 transitions.
Applied a total of 0 rules in 4 ms. Remains 102 /102 variables (removed 0) and now considering 271/271 (removed 0) transitions.
Skipped dead transition search.
[2026-05-23 10:58:22] [INFO ] Invariant cache hit.
[2026-05-23 10:58:22] [INFO ] Implicit Places using invariants in 121 ms returned []
[2026-05-23 10:58:22] [INFO ] Invariant cache hit.
[2026-05-23 10:58:22] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 10:58:22] [INFO ] Implicit Places using invariants and state equation in 768 ms returned []
Implicit Place search using SMT with State Equation took 892 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 896 ms. Remains : 102/102 places, 271/271 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)))'
Stuttering acceptance computed with spot in 76 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : CopsAndRobbers-PT-HRL023X006-LTLFireability-04
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA CopsAndRobbers-PT-HRL023X006-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL023X006-LTLFireability-04 finished in 995 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 5 out of 102 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 102/102 places, 271/271 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 102 transition count 270
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 2 place count 101 transition count 270
Applied a total of 2 rules in 17 ms. Remains 101 /102 variables (removed 1) and now considering 270/271 (removed 1) transitions.
Running 224 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1206742102417201877.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12895907286449397910.kers'
[2026-05-23 10:58:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1206742102417201877.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12895907286449397910.kers]
Culling duplicate invariants (modulo rational): removing 23 columns.
Culled 23 columns in 0 ms.
// Phase 1: matrix 270 rows 78 cols 891 entries
Finished phase 1 with 75 SingleSign rule and 0 generalized
[2026-05-23 10:58:23] [INFO ] Computed 26 invariants in 0 ms
Computed 26 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-12895907286449397910.kers
Total runtime 1 ms.
[2026-05-23 10:58:23] [INFO ] State equation strengthened by 46 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/99 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 2 (OVERLAPS) 2/101 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 4 (OVERLAPS) 270/371 variables, 101/127 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/371 variables, 46/173 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/371 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 7 (OVERLAPS) 0/371 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 224 unsolved
No progress, stopping.
After SMT solving in domain Real declared 371/371 variables, and 173 constraints, problems are : Problem set: 0 solved, 224 unsolved in 20015 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 101/101 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 224/224 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 224 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/99 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 2 (OVERLAPS) 2/101 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 4 (OVERLAPS) 270/371 variables, 101/127 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/371 variables, 46/173 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/371 variables, 224/397 constraints. Problems are: Problem set: 0 solved, 224 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 371/371 variables, and 397 constraints, problems are : Problem set: 0 solved, 224 unsolved in 20018 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 101/101 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 224/224 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40133ms problems are : Problem set: 0 solved, 224 unsolved
Search for dead transitions found 0 dead transitions in 40134ms
[2026-05-23 10:59:03] [INFO ] Invariant cache hit.
[2026-05-23 10:59:03] [INFO ] Implicit Places using invariants in 80 ms returned []
[2026-05-23 10:59:03] [INFO ] Invariant cache hit.
[2026-05-23 10:59:03] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 10:59:03] [INFO ] Implicit Places using invariants and state equation in 595 ms returned []
Implicit Place search using SMT with State Equation took 676 ms to find 0 implicit places.
[2026-05-23 10:59:03] [INFO ] Redundant transitions in 7 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 101/102 places, 270/271 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 40839 ms. Remains : 101/102 places, 270/271 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 32 ms :[(NOT p0)]
Running random walk in product with property : CopsAndRobbers-PT-HRL023X006-LTLFireability-05
Stuttering criterion allowed to conclude after 30 steps with 0 reset in 0 ms.
FORMULA CopsAndRobbers-PT-HRL023X006-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL023X006-LTLFireability-05 finished in 40898 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)))))'
Support contains 5 out of 102 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 102/102 places, 271/271 transitions.
Applied a total of 0 rules in 4 ms. Remains 102 /102 variables (removed 0) and now considering 271/271 (removed 0) transitions.
Running 225 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15099749845293858156.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16051704358389674881.kers'
[2026-05-23 10:59:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15099749845293858156.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16051704358389674881.kers]
Culling duplicate invariants (modulo rational): removing 23 columns.
Culled 23 columns in 0 ms.
// Phase 1: matrix 271 rows 79 cols 893 entries
Finished phase 1 with 76 SingleSign rule and 0 generalized
[2026-05-23 10:59:03] [INFO ] Computed 26 invariants in 1 ms
Computed 26 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-16051704358389674881.kers
Total runtime 1 ms.
[2026-05-23 10:59:03] [INFO ] State equation strengthened by 46 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/100 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/100 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 2 (OVERLAPS) 2/102 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 4 (OVERLAPS) 271/373 variables, 102/128 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/373 variables, 46/174 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/373 variables, 0/174 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 7 (OVERLAPS) 0/373 variables, 0/174 constraints. Problems are: Problem set: 0 solved, 225 unsolved
No progress, stopping.
After SMT solving in domain Real declared 373/373 variables, and 174 constraints, problems are : Problem set: 0 solved, 225 unsolved in 20016 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 102/102 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 225/225 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 225 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/100 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/100 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 2 (OVERLAPS) 2/102 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 4 (OVERLAPS) 271/373 variables, 102/128 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/373 variables, 46/174 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/373 variables, 225/399 constraints. Problems are: Problem set: 0 solved, 225 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 373/373 variables, and 399 constraints, problems are : Problem set: 0 solved, 225 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 102/102 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 225/225 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40125ms problems are : Problem set: 0 solved, 225 unsolved
Search for dead transitions found 0 dead transitions in 40126ms
[2026-05-23 10:59:44] [INFO ] Invariant cache hit.
[2026-05-23 10:59:44] [INFO ] Implicit Places using invariants in 76 ms returned []
[2026-05-23 10:59:44] [INFO ] Invariant cache hit.
[2026-05-23 10:59:44] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 10:59:44] [INFO ] Implicit Places using invariants and state equation in 775 ms returned []
Implicit Place search using SMT with State Equation took 853 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 40984 ms. Remains : 102/102 places, 271/271 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((G(p0)||p1))))'
Stuttering acceptance computed with spot in 121 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : CopsAndRobbers-PT-HRL023X006-LTLFireability-06
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA CopsAndRobbers-PT-HRL023X006-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL023X006-LTLFireability-06 finished in 41131 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 102 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 102/102 places, 271/271 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 102 transition count 270
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 2 place count 101 transition count 270
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 4 place count 100 transition count 269
Applied a total of 4 rules in 19 ms. Remains 100 /102 variables (removed 2) and now considering 269/271 (removed 2) transitions.
Running 223 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6978592613449681406.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16010313936850807380.kers'
[2026-05-23 10:59:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6978592613449681406.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16010313936850807380.kers]
Culling duplicate invariants (modulo rational): removing 23 columns.
Culled 23 columns in 0 ms.
// Phase 1: matrix 269 rows 77 cols 889 entries
Finished phase 1 with 74 SingleSign rule and 0 generalized
[2026-05-23 10:59:45] [INFO ] Computed 26 invariants in 0 ms
Computed 26 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-16010313936850807380.kers
Total runtime 1 ms.
[2026-05-23 10:59:45] [INFO ] State equation strengthened by 46 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/98 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/98 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 2 (OVERLAPS) 2/100 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/100 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 4 (OVERLAPS) 269/369 variables, 100/126 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/369 variables, 46/172 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/369 variables, 0/172 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 7 (OVERLAPS) 0/369 variables, 1/173 constraints. Problems are: Problem set: 0 solved, 223 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 369/369 variables, and 173 constraints, problems are : Problem set: 0 solved, 223 unsolved in 20014 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 100/100 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 223/223 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 223 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/98 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/98 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 2 (OVERLAPS) 2/100 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/100 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/100 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 5 (OVERLAPS) 269/369 variables, 100/127 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/369 variables, 46/173 constraints. Problems are: Problem set: 0 solved, 223 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/369 variables, 223/396 constraints. Problems are: Problem set: 0 solved, 223 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 369/369 variables, and 396 constraints, problems are : Problem set: 0 solved, 223 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 100/100 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 223/223 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40132ms problems are : Problem set: 0 solved, 223 unsolved
Search for dead transitions found 0 dead transitions in 40133ms
[2026-05-23 11:00:25] [INFO ] Invariant cache hit.
[2026-05-23 11:00:25] [INFO ] Implicit Places using invariants in 74 ms returned []
[2026-05-23 11:00:25] [INFO ] Invariant cache hit.
[2026-05-23 11:00:25] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 11:00:25] [INFO ] Implicit Places using invariants and state equation in 596 ms returned []
Implicit Place search using SMT with State Equation took 672 ms to find 0 implicit places.
[2026-05-23 11:00:25] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 100/102 places, 269/271 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 40836 ms. Remains : 100/102 places, 269/271 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 88 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CopsAndRobbers-PT-HRL023X006-LTLFireability-08
Product exploration explored 100000 steps with 2242 reset in 444 ms.
Product exploration explored 100000 steps with 2310 reset in 384 ms.
Computed a total of 4 stabilizing places and 47 stable transitions
Computed a total of 4 stabilizing places and 47 stable transitions
Knowledge based reduction with 2 factoid took 63 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 33429 steps (136 resets) in 146 ms. (227 steps per ms) remains 0/1 properties
Knowledge based reduction with 2 factoid took 73 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 59 ms :[(NOT p0), (NOT p0)]
Knowledge-based reduction took 258 ms.
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 100 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 100/100 places, 269/269 transitions.
Applied a total of 0 rules in 16 ms. Remains 100 /100 variables (removed 0) and now considering 269/269 (removed 0) transitions.
Skipped dead transition search.
[2026-05-23 11:00:27] [INFO ] Invariant cache hit.
[2026-05-23 11:00:27] [INFO ] Implicit Places using invariants in 88 ms returned []
[2026-05-23 11:00:27] [INFO ] Invariant cache hit.
[2026-05-23 11:00:27] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 11:00:27] [INFO ] Implicit Places using invariants and state equation in 602 ms returned []
Implicit Place search using SMT with State Equation took 691 ms to find 0 implicit places.
[2026-05-23 11:00:27] [INFO ] Redundant transitions in 2 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 718 ms. Remains : 100/100 places, 269/269 transitions.
Computed a total of 4 stabilizing places and 47 stable transitions
Computed a total of 4 stabilizing places and 47 stable transitions
Knowledge based reduction with 2 factoid took 88 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
RANDOM walk for 31846 steps (134 resets) in 80 ms. (393 steps per ms) remains 0/1 properties
Knowledge based reduction with 2 factoid took 90 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
Knowledge-based reduction took 296 ms.
Stuttering acceptance computed with spot in 81 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 79 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 2287 reset in 286 ms.
Product exploration explored 100000 steps with 2246 reset in 291 ms.
Built C files in :
/tmp/ltsmin17218494422784828462
[2026-05-23 11:00:28] [INFO ] Computing symmetric may disable matrix : 269 transitions.
[2026-05-23 11:00:28] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-23 11:00:28] [INFO ] Computing symmetric may enable matrix : 269 transitions.
[2026-05-23 11:00:28] [INFO ] Computation of Complete enable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-23 11:00:29] [INFO ] Computing Do-Not-Accords matrix : 269 transitions.
[2026-05-23 11:00:29] [INFO ] Computation of Completed DNA matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-23 11:00:29] [INFO ] Built C files in 60ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17218494422784828462
Running compilation step : cd /tmp/ltsmin17218494422784828462;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 808 ms.
Running link step : cd /tmp/ltsmin17218494422784828462;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 46 ms.
Running LTSmin : cd /tmp/ltsmin17218494422784828462;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased2269211294536817367.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 2 out of 100 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 100/100 places, 269/269 transitions.
Applied a total of 0 rules in 7 ms. Remains 100 /100 variables (removed 0) and now considering 269/269 (removed 0) transitions.
Skipped dead transition search.
[2026-05-23 11:00:43] [INFO ] Invariant cache hit.
[2026-05-23 11:00:44] [INFO ] Implicit Places using invariants in 71 ms returned []
[2026-05-23 11:00:44] [INFO ] Invariant cache hit.
[2026-05-23 11:00:44] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 11:00:44] [INFO ] Implicit Places using invariants and state equation in 580 ms returned []
Implicit Place search using SMT with State Equation took 653 ms to find 0 implicit places.
[2026-05-23 11:00:44] [INFO ] Redundant transitions in 2 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 671 ms. Remains : 100/100 places, 269/269 transitions.
Built C files in :
/tmp/ltsmin11157967432941778953
[2026-05-23 11:00:44] [INFO ] Computing symmetric may disable matrix : 269 transitions.
[2026-05-23 11:00:44] [INFO ] Computation of Complete disable matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-23 11:00:44] [INFO ] Computing symmetric may enable matrix : 269 transitions.
[2026-05-23 11:00:44] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-23 11:00:44] [INFO ] Computing Do-Not-Accords matrix : 269 transitions.
[2026-05-23 11:00:44] [INFO ] Computation of Completed DNA matrix. took 6 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-23 11:00:44] [INFO ] Built C files in 33ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11157967432941778953
Running compilation step : cd /tmp/ltsmin11157967432941778953;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 550 ms.
Running link step : cd /tmp/ltsmin11157967432941778953;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin11157967432941778953;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased4719164220033978521.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-23 11:00:59] [INFO ] Flatten gal took : 13 ms
[2026-05-23 11:00:59] [INFO ] Flatten gal took : 12 ms
[2026-05-23 11:00:59] [INFO ] Time to serialize gal into /tmp/LTL6712424007982422935.gal : 5 ms
[2026-05-23 11:00:59] [INFO ] Time to serialize properties into /tmp/LTL3161087110729053669.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL6712424007982422935.gal' '-t' 'CGAL' '-hoa' '/tmp/aut17126901659818671745.hoa' '-atoms' '/tmp/LTL3161087110729053669.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL3161087110729053669.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut17126901659818671745.hoa
Detected timeout of ITS tools.
[2026-05-23 11:01:14] [INFO ] Flatten gal took : 12 ms
[2026-05-23 11:01:14] [INFO ] Flatten gal took : 12 ms
[2026-05-23 11:01:14] [INFO ] Time to serialize gal into /tmp/LTL8384704789299790949.gal : 3 ms
[2026-05-23 11:01:14] [INFO ] Time to serialize properties into /tmp/LTL14276551661583164835.ltl : 14 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL8384704789299790949.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL14276551661583164835.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((G(F("((pl_cops_n8<1)||(pl_robber_here_n8<1))"))))
Formula 0 simplified : FG!"((pl_cops_n8<1)||(pl_robber_here_n8<1))"
Detected timeout of ITS tools.
[2026-05-23 11:01:29] [INFO ] Flatten gal took : 11 ms
[2026-05-23 11:01:29] [INFO ] Applying decomposition
[2026-05-23 11:01:29] [INFO ] Flatten gal took : 10 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph6988901631205338583.txt' '-o' '/tmp/graph6988901631205338583.bin' '-w' '/tmp/graph6988901631205338583.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph6988901631205338583.bin' '-l' '-1' '-v' '-w' '/tmp/graph6988901631205338583.weights' '-q' '0' '-e' '0.001'
[2026-05-23 11:01:30] [INFO ] Decomposing Gal with order
[2026-05-23 11:01:30] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 11:01:30] [INFO ] Removed a total of 469 redundant transitions.
[2026-05-23 11:01:30] [INFO ] Flatten gal took : 86 ms
[2026-05-23 11:01:30] [INFO ] Fuse similar labels procedure discarded/fused a total of 110 labels/synchronizations in 11 ms.
[2026-05-23 11:01:30] [INFO ] Time to serialize gal into /tmp/LTL16657002965786369168.gal : 5 ms
[2026-05-23 11:01:30] [INFO ] Time to serialize properties into /tmp/LTL6445958423989909099.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL16657002965786369168.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL6445958423989909099.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((G(F("((u0.pl_cops_n8<1)||(i5.i0.u11.pl_robber_here_n8<1))"))))
Formula 0 simplified : FG!"((u0.pl_cops_n8<1)||(i5.i0.u11.pl_robber_here_n8<1))"
Detected timeout of ITS tools.
Treatment of property CopsAndRobbers-PT-HRL023X006-LTLFireability-08 finished in 120163 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)) U (F(p1) U X(p2))))'
Support contains 7 out of 102 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 102/102 places, 271/271 transitions.
Applied a total of 0 rules in 2 ms. Remains 102 /102 variables (removed 0) and now considering 271/271 (removed 0) transitions.
Running 225 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5171830710976294523.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13465111472290551470.kers'
[2026-05-23 11:01:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5171830710976294523.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13465111472290551470.kers]
Culling duplicate invariants (modulo rational): removing 23 columns.
Culled 23 columns in 0 ms.
// Phase 1: matrix 271 rows 79 cols 893 entries
Finished phase 1 with 76 SingleSign rule and 0 generalized
[2026-05-23 11:01:45] [INFO ] Computed 26 invariants in 1 ms
Computed 26 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-13465111472290551470.kers
Total runtime 1 ms.
[2026-05-23 11:01:45] [INFO ] State equation strengthened by 46 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/100 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/100 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 2 (OVERLAPS) 2/102 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 4 (OVERLAPS) 271/373 variables, 102/128 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/373 variables, 46/174 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/373 variables, 0/174 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 7 (OVERLAPS) 0/373 variables, 0/174 constraints. Problems are: Problem set: 0 solved, 225 unsolved
No progress, stopping.
After SMT solving in domain Real declared 373/373 variables, and 174 constraints, problems are : Problem set: 0 solved, 225 unsolved in 20021 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 102/102 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 225/225 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 225 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/100 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/100 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 2 (OVERLAPS) 2/102 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 4 (OVERLAPS) 271/373 variables, 102/128 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/373 variables, 46/174 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/373 variables, 225/399 constraints. Problems are: Problem set: 0 solved, 225 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 373/373 variables, and 399 constraints, problems are : Problem set: 0 solved, 225 unsolved in 20016 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 102/102 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 225/225 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40126ms problems are : Problem set: 0 solved, 225 unsolved
Search for dead transitions found 0 dead transitions in 40127ms
[2026-05-23 11:02:25] [INFO ] Invariant cache hit.
[2026-05-23 11:02:25] [INFO ] Implicit Places using invariants in 79 ms returned []
[2026-05-23 11:02:25] [INFO ] Invariant cache hit.
[2026-05-23 11:02:25] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 11:02:25] [INFO ] Implicit Places using invariants and state equation in 518 ms returned []
Implicit Place search using SMT with State Equation took 598 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 40730 ms. Remains : 102/102 places, 271/271 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)) U (F(p1) U X(p2))))'
Stuttering acceptance computed with spot in 144 ms :[(NOT p2), (AND (NOT p1) (NOT p2) (NOT p0)), (NOT p2), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : CopsAndRobbers-PT-HRL023X006-LTLFireability-09
Stuttering criterion allowed to conclude after 94 steps with 0 reset in 1 ms.
FORMULA CopsAndRobbers-PT-HRL023X006-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL023X006-LTLFireability-09 finished in 40924 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0) U p1)))'
Support contains 5 out of 102 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 102/102 places, 271/271 transitions.
Applied a total of 0 rules in 2 ms. Remains 102 /102 variables (removed 0) and now considering 271/271 (removed 0) transitions.
Skipped dead transition search.
[2026-05-23 11:02:26] [INFO ] Invariant cache hit.
[2026-05-23 11:02:26] [INFO ] Implicit Places using invariants in 77 ms returned []
[2026-05-23 11:02:26] [INFO ] Invariant cache hit.
[2026-05-23 11:02:26] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 11:02:26] [INFO ] Implicit Places using invariants and state equation in 653 ms returned []
Implicit Place search using SMT with State Equation took 731 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 735 ms. Remains : 102/102 places, 271/271 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0) U p1)))'
Stuttering acceptance computed with spot in 114 ms :[(NOT p1), (NOT p1), (NOT p0)]
Running random walk in product with property : CopsAndRobbers-PT-HRL023X006-LTLFireability-10
Stuttering criterion allowed to conclude after 14 steps with 0 reset in 1 ms.
FORMULA CopsAndRobbers-PT-HRL023X006-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL023X006-LTLFireability-10 finished in 879 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(p0))'
Support contains 4 out of 102 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 102/102 places, 271/271 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 102 transition count 270
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 2 place count 101 transition count 270
Applied a total of 2 rules in 12 ms. Remains 101 /102 variables (removed 1) and now considering 270/271 (removed 1) transitions.
Running 224 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11438138070831678316.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5223922165385898916.kers'
[2026-05-23 11:02:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11438138070831678316.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5223922165385898916.kers]
Culling duplicate invariants (modulo rational): removing 23 columns.
Culled 23 columns in 0 ms.
// Phase 1: matrix 270 rows 78 cols 891 entries
Finished phase 1 with 75 SingleSign rule and 0 generalized
[2026-05-23 11:02:27] [INFO ] Computed 26 invariants in 3 ms
Computed 26 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-5223922165385898916.kers
Total runtime 4 ms.
[2026-05-23 11:02:27] [INFO ] State equation strengthened by 46 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/99 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 2 (OVERLAPS) 2/101 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 4 (OVERLAPS) 270/371 variables, 101/127 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/371 variables, 46/173 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/371 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 7 (OVERLAPS) 0/371 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 224 unsolved
No progress, stopping.
After SMT solving in domain Real declared 371/371 variables, and 173 constraints, problems are : Problem set: 0 solved, 224 unsolved in 20016 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 101/101 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 224/224 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 224 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/99 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 2 (OVERLAPS) 2/101 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 4 (OVERLAPS) 270/371 variables, 101/127 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/371 variables, 46/173 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/371 variables, 224/397 constraints. Problems are: Problem set: 0 solved, 224 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 371/371 variables, and 397 constraints, problems are : Problem set: 0 solved, 224 unsolved in 20016 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 101/101 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 224/224 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40137ms problems are : Problem set: 0 solved, 224 unsolved
Search for dead transitions found 0 dead transitions in 40138ms
[2026-05-23 11:03:07] [INFO ] Invariant cache hit.
[2026-05-23 11:03:07] [INFO ] Implicit Places using invariants in 82 ms returned []
[2026-05-23 11:03:07] [INFO ] Invariant cache hit.
[2026-05-23 11:03:07] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 11:03:07] [INFO ] Implicit Places using invariants and state equation in 594 ms returned []
Implicit Place search using SMT with State Equation took 679 ms to find 0 implicit places.
[2026-05-23 11:03:07] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 101/102 places, 270/271 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 40839 ms. Remains : 101/102 places, 270/271 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(p0))'
Stuttering acceptance computed with spot in 44 ms :[true, (NOT p0)]
Running random walk in product with property : CopsAndRobbers-PT-HRL023X006-LTLFireability-11
Entered a terminal (fully accepting) state of product in 7 steps with 0 reset in 0 ms.
FORMULA CopsAndRobbers-PT-HRL023X006-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL023X006-LTLFireability-11 finished in 40905 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)) U (p1||X(!p2))) U X(p3)))'
Support contains 10 out of 102 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 102/102 places, 271/271 transitions.
Applied a total of 0 rules in 3 ms. Remains 102 /102 variables (removed 0) and now considering 271/271 (removed 0) transitions.
Running 225 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-553270343803500732.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13088235403518869651.kers'
[2026-05-23 11:03:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-553270343803500732.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13088235403518869651.kers]
Culling duplicate invariants (modulo rational): removing 23 columns.
Culled 23 columns in 0 ms.
// Phase 1: matrix 271 rows 79 cols 893 entries
Finished phase 1 with 76 SingleSign rule and 0 generalized
[2026-05-23 11:03:07] [INFO ] Computed 26 invariants in 1 ms
Computed 26 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-13088235403518869651.kers
Total runtime 2 ms.
[2026-05-23 11:03:07] [INFO ] State equation strengthened by 46 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/100 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/100 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 2 (OVERLAPS) 2/102 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 4 (OVERLAPS) 271/373 variables, 102/128 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/373 variables, 46/174 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/373 variables, 0/174 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 7 (OVERLAPS) 0/373 variables, 0/174 constraints. Problems are: Problem set: 0 solved, 225 unsolved
No progress, stopping.
After SMT solving in domain Real declared 373/373 variables, and 174 constraints, problems are : Problem set: 0 solved, 225 unsolved in 20013 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 102/102 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 225/225 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 225 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/100 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/100 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 2 (OVERLAPS) 2/102 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 4 (OVERLAPS) 271/373 variables, 102/128 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/373 variables, 46/174 constraints. Problems are: Problem set: 0 solved, 225 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/373 variables, 225/399 constraints. Problems are: Problem set: 0 solved, 225 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 373/373 variables, and 399 constraints, problems are : Problem set: 0 solved, 225 unsolved in 20017 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 102/102 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 225/225 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40110ms problems are : Problem set: 0 solved, 225 unsolved
Search for dead transitions found 0 dead transitions in 40111ms
[2026-05-23 11:03:48] [INFO ] Invariant cache hit.
[2026-05-23 11:03:48] [INFO ] Implicit Places using invariants in 82 ms returned []
[2026-05-23 11:03:48] [INFO ] Invariant cache hit.
[2026-05-23 11:03:48] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 11:03:48] [INFO ] Implicit Places using invariants and state equation in 521 ms returned []
Implicit Place search using SMT with State Equation took 617 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 40733 ms. Remains : 102/102 places, 271/271 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)) U (X(!p1)||p2)) U X(p3)))'
Stuttering acceptance computed with spot in 233 ms :[(NOT p3), (OR (AND (NOT p0) p1 (NOT p3)) (AND p1 (NOT p2) (NOT p3))), (NOT p3), true, (NOT p0), (OR (AND (NOT p0) p1) (AND p1 (NOT p2)))]
Running random walk in product with property : CopsAndRobbers-PT-HRL023X006-LTLFireability-12
Entered a terminal (fully accepting) state of product in 44259 steps with 14705 reset in 134 ms.
FORMULA CopsAndRobbers-PT-HRL023X006-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL023X006-LTLFireability-12 finished in 41142 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F((G(p1)||G(p2)))&&p0)))'
Support contains 9 out of 102 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 102/102 places, 271/271 transitions.
Applied a total of 0 rules in 2 ms. Remains 102 /102 variables (removed 0) and now considering 271/271 (removed 0) transitions.
Skipped dead transition search.
[2026-05-23 11:03:49] [INFO ] Invariant cache hit.
[2026-05-23 11:03:49] [INFO ] Implicit Places using invariants in 77 ms returned []
[2026-05-23 11:03:49] [INFO ] Invariant cache hit.
[2026-05-23 11:03:49] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 11:03:49] [INFO ] Implicit Places using invariants and state equation in 466 ms returned []
Implicit Place search using SMT with State Equation took 553 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 557 ms. Remains : 102/102 places, 271/271 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F((G(p1)||G(p2)))&&p0)))'
Stuttering acceptance computed with spot in 122 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), true, (AND (NOT p1) (NOT p2))]
Running random walk in product with property : CopsAndRobbers-PT-HRL023X006-LTLFireability-13
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA CopsAndRobbers-PT-HRL023X006-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL023X006-LTLFireability-13 finished in 714 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(!p1)||p0))||G(p2)))'
Support contains 5 out of 102 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 102/102 places, 271/271 transitions.
Applied a total of 0 rules in 2 ms. Remains 102 /102 variables (removed 0) and now considering 271/271 (removed 0) transitions.
Skipped dead transition search.
[2026-05-23 11:03:49] [INFO ] Invariant cache hit.
[2026-05-23 11:03:49] [INFO ] Implicit Places using invariants in 75 ms returned []
[2026-05-23 11:03:49] [INFO ] Invariant cache hit.
[2026-05-23 11:03:49] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 11:03:50] [INFO ] Implicit Places using invariants and state equation in 630 ms returned []
Implicit Place search using SMT with State Equation took 707 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 710 ms. Remains : 102/102 places, 271/271 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(p1)||p0))||G(p2)))'
Stuttering acceptance computed with spot in 239 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p2) (NOT p1)), (NOT p2)]
Running random walk in product with property : CopsAndRobbers-PT-HRL023X006-LTLFireability-14
Product exploration explored 100000 steps with 39958 reset in 274 ms.
Product exploration explored 100000 steps with 40010 reset in 329 ms.
Computed a total of 4 stabilizing places and 47 stable transitions
Computed a total of 4 stabilizing places and 47 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 5 factoid took 16 ms. Proved property starting from automaton with 7 states, 11 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 24 ms.
FORMULA CopsAndRobbers-PT-HRL023X006-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CopsAndRobbers-PT-HRL023X006-LTLFireability-14 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((F(G(p1))&&p0)))'
Support contains 3 out of 102 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 102/102 places, 271/271 transitions.
Applied a total of 0 rules in 1 ms. Remains 102 /102 variables (removed 0) and now considering 271/271 (removed 0) transitions.
Skipped dead transition search.
[2026-05-23 11:03:51] [INFO ] Invariant cache hit.
[2026-05-23 11:03:51] [INFO ] Implicit Places using invariants in 77 ms returned []
[2026-05-23 11:03:51] [INFO ] Invariant cache hit.
[2026-05-23 11:03:51] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 11:03:52] [INFO ] Implicit Places using invariants and state equation in 645 ms returned []
Implicit Place search using SMT with State Equation took 723 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 724 ms. Remains : 102/102 places, 271/271 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(G(p1))&&p0)))'
Stuttering acceptance computed with spot in 133 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : CopsAndRobbers-PT-HRL023X006-LTLFireability-15
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA CopsAndRobbers-PT-HRL023X006-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL023X006-LTLFireability-15 finished in 894 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)))'
Spot run failed in 71 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
[2026-05-23 11:03:52] [INFO ] Flatten gal took : 12 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin17455473428762779574
[2026-05-23 11:03:52] [INFO ] Computing symmetric may disable matrix : 271 transitions.
[2026-05-23 11:03:52] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-23 11:03:52] [INFO ] Applying decomposition
[2026-05-23 11:03:52] [INFO ] Computing symmetric may enable matrix : 271 transitions.
[2026-05-23 11:03:52] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-23 11:03:52] [INFO ] Flatten gal took : 11 ms
[2026-05-23 11:03:52] [INFO ] Computing Do-Not-Accords matrix : 271 transitions.
[2026-05-23 11:03:52] [INFO ] Computation of Completed DNA matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-23 11:03:52] [INFO ] Built C files in 35ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17455473428762779574
Running compilation step : cd /tmp/ltsmin17455473428762779574;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '720' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph9089149487625821992.txt' '-o' '/tmp/graph9089149487625821992.bin' '-w' '/tmp/graph9089149487625821992.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9089149487625821992.bin' '-l' '-1' '-v' '-w' '/tmp/graph9089149487625821992.weights' '-q' '0' '-e' '0.001'
[2026-05-23 11:03:52] [INFO ] Decomposing Gal with order
[2026-05-23 11:03:52] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 11:03:52] [INFO ] Removed a total of 394 redundant transitions.
[2026-05-23 11:03:52] [INFO ] Flatten gal took : 35 ms
[2026-05-23 11:03:52] [INFO ] Fuse similar labels procedure discarded/fused a total of 220 labels/synchronizations in 11 ms.
[2026-05-23 11:03:52] [INFO ] Time to serialize gal into /tmp/LTLFireability12924289817273529873.gal : 2 ms
[2026-05-23 11:03:52] [INFO ] Time to serialize properties into /tmp/LTLFireability13663413092006045429.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability12924289817273529873.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability13663413092006045429.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...278
Read 1 LTL properties
Checking formula 0 : !((G(F("((i1.u2.pl_cops_n8<1)||(i4.i1.u12.pl_robber_here_n8<1))"))))
Formula 0 simplified : FG!"((i1.u2.pl_cops_n8<1)||(i4.i1.u12.pl_robber_here_n8<1))"
Compilation finished in 596 ms.
Running link step : cd /tmp/ltsmin17455473428762779574;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 34 ms.
Running LTSmin : cd /tmp/ltsmin17455473428762779574;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '[](<>((LTLAPp0==true)))' '--buchi-type=spotba'
Reverse transition relation is NOT exact ! Due to transitions t1, t4, t7, t9, t14, t15, t17, t19, t20, t22, t24, t25, t30, t35, t37, t40, t42, t45, t47, t5...1005
Computing Next relation with stutter on 4.11723e+06 deadlock states
28 unique states visited
0 strongly connected components in search stack
32 transitions explored
17 items max in DFS search stack
32839 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,328.42,3528724,1,0,1.60664e+06,7.72266e+06,2111,6.02718e+06,1064,4.09528e+07,834830
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA CopsAndRobbers-PT-HRL023X006-LTLFireability-08 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Total runtime 846647 ms.
BK_STOP 1779534583231
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="CopsAndRobbers-PT-HRL023X006"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is CopsAndRobbers-PT-HRL023X006, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r066-tall-177946967800508"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/CopsAndRobbers-PT-HRL023X006.tgz
mv CopsAndRobbers-PT-HRL023X006 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;