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-177946967800491.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is CopsAndRobbers-PT-HRL017X005, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r066-tall-177946967800491
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 712K
-rw-r--r-- 1 mcc users 10K Mar 6 13:32 CTLCardinality.txt
-rw-r--r-- 1 mcc users 89K Mar 6 13:32 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Mar 6 13:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K Mar 6 13:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.6K Mar 15 08:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 08:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.5K Mar 15 08:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K Mar 15 08:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 21K Mar 6 13:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 182K Mar 6 13:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Mar 6 13:32 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 75K Mar 6 13:32 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 170K 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-HRL017X005-LTLCardinality-00
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLCardinality-01
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLCardinality-02
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLCardinality-03
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLCardinality-04
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLCardinality-05
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLCardinality-06
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLCardinality-07
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLCardinality-08
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLCardinality-09
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLCardinality-10
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLCardinality-11
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLCardinality-12
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLCardinality-13
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLCardinality-14
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1779531616064

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CopsAndRobbers-PT-HRL017X005
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-23 10:20:17] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-23 10:20:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 10:20:17] [INFO ] Load time of PNML (sax parser for PT used): 66 ms
[2026-05-23 10:20:17] [INFO ] Transformed 95 places.
[2026-05-23 10:20:17] [INFO ] Transformed 213 transitions.
[2026-05-23 10:20:17] [INFO ] Parsed PT model containing 95 places and 213 transitions and 1110 arcs in 148 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
FORMULA CopsAndRobbers-PT-HRL017X005-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CopsAndRobbers-PT-HRL017X005-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CopsAndRobbers-PT-HRL017X005-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CopsAndRobbers-PT-HRL017X005-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CopsAndRobbers-PT-HRL017X005-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 35 out of 95 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 95/95 places, 213/213 transitions.
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 87 transition count 213
Applied a total of 8 rules in 18 ms. Remains 87 /95 variables (removed 8) and now considering 213/213 (removed 0) transitions.
Running 179 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-5737528131313189610.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6880954532448897205.kers'
[2026-05-23 10:20:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5737528131313189610.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6880954532448897205.kers]
Culling duplicate invariants (modulo rational): removing 17 columns.
Culled 17 columns in 0 ms.
// Phase 1: matrix 213 rows 70 cols 727 entries
Finished phase 1 with 67 SingleSign rule and 0 generalized
[2026-05-23 10:20:17] [INFO ] Computed 20 invariants in 0 ms
Computed 20 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-6880954532448897205.kers
Total runtime 1 ms.
[2026-05-23 10:20:17] [INFO ] State equation strengthened by 40 read => feed constraints.
Problem TDEAD101 is UNSAT
Problem TDEAD102 is UNSAT
Problem TDEAD103 is UNSAT
Problem TDEAD104 is UNSAT
Problem TDEAD117 is UNSAT
Problem TDEAD118 is UNSAT
Problem TDEAD119 is UNSAT
Problem TDEAD120 is UNSAT
Problem TDEAD133 is UNSAT
Problem TDEAD134 is UNSAT
Problem TDEAD135 is UNSAT
Problem TDEAD136 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 18/18 constraints. Problems are: Problem set: 12 solved, 167 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/18 constraints. Problems are: Problem set: 12 solved, 167 unsolved
At refinement iteration 2 (OVERLAPS) 2/78 variables, 2/20 constraints. Problems are: Problem set: 12 solved, 167 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 0/20 constraints. Problems are: Problem set: 12 solved, 167 unsolved
At refinement iteration 4 (OVERLAPS) 213/291 variables, 78/98 constraints. Problems are: Problem set: 12 solved, 167 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/291 variables, 40/138 constraints. Problems are: Problem set: 12 solved, 167 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/291 variables, 0/138 constraints. Problems are: Problem set: 12 solved, 167 unsolved
At refinement iteration 7 (OVERLAPS) 9/300 variables, 9/147 constraints. Problems are: Problem set: 12 solved, 167 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/300 variables, 0/147 constraints. Problems are: Problem set: 12 solved, 167 unsolved
At refinement iteration 9 (OVERLAPS) 0/300 variables, 0/147 constraints. Problems are: Problem set: 12 solved, 167 unsolved
No progress, stopping.
After SMT solving in domain Real declared 300/300 variables, and 147 constraints, problems are : Problem set: 12 solved, 167 unsolved in 13830 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 87/87 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 179/179 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 12 solved, 167 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 18/18 constraints. Problems are: Problem set: 12 solved, 167 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/18 constraints. Problems are: Problem set: 12 solved, 167 unsolved
At refinement iteration 2 (OVERLAPS) 2/78 variables, 2/20 constraints. Problems are: Problem set: 12 solved, 167 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 0/20 constraints. Problems are: Problem set: 12 solved, 167 unsolved
At refinement iteration 4 (OVERLAPS) 213/291 variables, 78/98 constraints. Problems are: Problem set: 12 solved, 167 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/291 variables, 40/138 constraints. Problems are: Problem set: 12 solved, 167 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/291 variables, 112/250 constraints. Problems are: Problem set: 12 solved, 167 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 291/300 variables, and 250 constraints, problems are : Problem set: 12 solved, 167 unsolved in 20026 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 78/87 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 112/179 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34101ms problems are : Problem set: 12 solved, 167 unsolved
Search for dead transitions found 12 dead transitions in 34115ms
Found 12 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 12 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 12 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17954457134375365730.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8245644599855731249.kers'
[2026-05-23 10:20:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17954457134375365730.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8245644599855731249.kers]
Culling duplicate invariants (modulo rational): removing 17 columns.
Culled 17 columns in 0 ms.
// Phase 1: matrix 201 rows 70 cols 679 entries
Finished phase 1 with 67 SingleSign rule and 0 generalized
[2026-05-23 10:20:51] [INFO ] Computed 20 invariants in 0 ms
Computed 20 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-8245644599855731249.kers
Total runtime 1 ms.
[2026-05-23 10:20:51] [INFO ] Implicit Places using invariants in 93 ms returned []
[2026-05-23 10:20:51] [INFO ] Invariant cache hit.
[2026-05-23 10:20:51] [INFO ] State equation strengthened by 34 read => feed constraints.
[2026-05-23 10:20:51] [INFO ] Implicit Places using invariants and state equation in 219 ms returned []
Implicit Place search using SMT with State Equation took 317 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 87/95 places, 201/213 transitions.
Applied a total of 0 rules in 3 ms. Remains 87 /87 variables (removed 0) and now considering 201/201 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 34516 ms. Remains : 87/95 places, 201/213 transitions.
Starting structural reductions in LTL mode, iteration 0 : 87/87 places, 201/201 transitions.
Applied a total of 0 rules in 2 ms. Remains 87 /87 variables (removed 0) and now considering 201/201 (removed 0) transitions.
Running 167 sub problems to find dead transitions.
[2026-05-23 10:20:51] [INFO ] Invariant cache hit.
[2026-05-23 10:20:52] [INFO ] State equation strengthened by 34 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 2 (OVERLAPS) 2/78 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 4 (OVERLAPS) 201/279 variables, 78/98 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/279 variables, 34/132 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/279 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 7 (OVERLAPS) 9/288 variables, 9/141 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/288 variables, 1/142 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/288 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 10 (OVERLAPS) 0/288 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 167 unsolved
No progress, stopping.
After SMT solving in domain Real declared 288/288 variables, and 142 constraints, problems are : Problem set: 0 solved, 167 unsolved in 13915 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 87/87 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 167/167 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 167 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 2 (OVERLAPS) 2/78 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 4 (OVERLAPS) 201/279 variables, 78/98 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/279 variables, 34/132 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/279 variables, 112/244 constraints. Problems are: Problem set: 0 solved, 167 unsolved
SMT process timed out in 33989ms, After SMT, problems are : Problem set: 0 solved, 167 unsolved
Search for dead transitions found 0 dead transitions in 33990ms
[2026-05-23 10:21:25] [INFO ] Invariant cache hit.
[2026-05-23 10:21:26] [INFO ] Implicit Places using invariants in 59 ms returned []
[2026-05-23 10:21:26] [INFO ] Invariant cache hit.
[2026-05-23 10:21:26] [INFO ] State equation strengthened by 34 read => feed constraints.
[2026-05-23 10:21:26] [INFO ] Implicit Places using invariants and state equation in 201 ms returned []
Implicit Place search using SMT with State Equation took 262 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 34256 ms. Remains : 87/87 places, 201/201 transitions.
Support contains 35 out of 87 places after structural reductions.
[2026-05-23 10:21:26] [INFO ] Flatten gal took : 36 ms
[2026-05-23 10:21:26] [INFO ] Flatten gal took : 18 ms
[2026-05-23 10:21:26] [INFO ] Input system was already deterministic with 201 transitions.
Support contains 33 out of 87 places (down from 35) after GAL structural reductions.
RANDOM walk for 40005 steps (254 resets) in 814 ms. (49 steps per ms) remains 4/27 properties
BEST_FIRST walk for 40003 steps (132 resets) in 111 ms. (357 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (131 resets) in 100 ms. (396 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (144 resets) in 76 ms. (519 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (127 resets) in 85 ms. (465 steps per ms) remains 4/4 properties
[2026-05-23 10:21:26] [INFO ] Invariant cache hit.
[2026-05-23 10:21:26] [INFO ] State equation strengthened by 34 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem AtomicPropp2 is UNSAT
Problem AtomicPropp3 is UNSAT
Problem AtomicPropp4 is UNSAT
Problem AtomicPropp19 is UNSAT
After SMT solving in domain Real declared 28/288 variables, and 5 constraints, problems are : Problem set: 4 solved, 0 unsolved in 24 ms.
Refiners :[Positive P Invariants (semi-flows): 5/20 constraints, State Equation: 0/87 constraints, ReadFeed: 0/34 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 27ms problems are : Problem set: 4 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 4 atomic propositions for a total of 11 simplifications.
Computed a total of 4 stabilizing places and 35 stable transitions
Graph (complete) has 686 edges and 87 vertex of which 78 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.7 ms
FORMULA CopsAndRobbers-PT-HRL017X005-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
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(((X(X(X(X(p0))))&&F(p1)) U p0))))'
Support contains 4 out of 87 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 87/87 places, 201/201 transitions.
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 79 transition count 201
Applied a total of 8 rules in 2 ms. Remains 79 /87 variables (removed 8) and now considering 201/201 (removed 0) transitions.
Running 167 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-5731179064881213080.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17380948817064401241.kers'
[2026-05-23 10:21:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5731179064881213080.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17380948817064401241.kers]
Culling duplicate invariants (modulo rational): removing 17 columns.
Culled 17 columns in 0 ms.
// Phase 1: matrix 201 rows 62 cols 663 entries
Finished phase 1 with 59 SingleSign rule and 0 generalized
[2026-05-23 10:21:27] [INFO ] Computed 20 invariants in 0 ms
Computed 20 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-17380948817064401241.kers
Total runtime 1 ms.
[2026-05-23 10:21:27] [INFO ] State equation strengthened by 34 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 2 (OVERLAPS) 2/78 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 4 (OVERLAPS) 201/279 variables, 78/98 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/279 variables, 34/132 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/279 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 7 (OVERLAPS) 1/280 variables, 1/133 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 9 (OVERLAPS) 0/280 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 167 unsolved
No progress, stopping.
After SMT solving in domain Real declared 280/280 variables, and 133 constraints, problems are : Problem set: 0 solved, 167 unsolved in 14196 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 79/79 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 167/167 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 167 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 2 (OVERLAPS) 2/78 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 4 (OVERLAPS) 201/279 variables, 78/98 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/279 variables, 34/132 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/279 variables, 161/293 constraints. Problems are: Problem set: 0 solved, 167 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 279/280 variables, and 294 constraints, problems are : Problem set: 0 solved, 167 unsolved in 20015 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 78/79 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 161/167 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34284ms problems are : Problem set: 0 solved, 167 unsolved
Search for dead transitions found 0 dead transitions in 34285ms
[2026-05-23 10:22:01] [INFO ] Invariant cache hit.
[2026-05-23 10:22:01] [INFO ] Implicit Places using invariants in 70 ms returned []
[2026-05-23 10:22:01] [INFO ] Invariant cache hit.
[2026-05-23 10:22:01] [INFO ] State equation strengthened by 34 read => feed constraints.
[2026-05-23 10:22:01] [INFO ] Implicit Places using invariants and state equation in 327 ms returned []
Implicit Place search using SMT with State Equation took 414 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 79/87 places, 201/201 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 34701 ms. Remains : 79/87 places, 201/201 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(((X(X(X(X(p0))))&&F(p1)) U p0))))'
Stuttering acceptance computed with spot in 537 ms :[(NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : CopsAndRobbers-PT-HRL017X005-LTLCardinality-00
Stuttering criterion allowed to conclude after 74 steps with 0 reset in 2 ms.
FORMULA CopsAndRobbers-PT-HRL017X005-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL017X005-LTLCardinality-00 finished in 35352 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)&&X((p1&&F(p2))))))'
Support contains 5 out of 87 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 87/87 places, 201/201 transitions.
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 81 transition count 201
Applied a total of 6 rules in 3 ms. Remains 81 /87 variables (removed 6) and now considering 201/201 (removed 0) transitions.
Running 167 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-588297120776759419.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16514738928468847390.kers'
[2026-05-23 10:22:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-588297120776759419.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16514738928468847390.kers]
Culling duplicate invariants (modulo rational): removing 17 columns.
Culled 17 columns in 0 ms.
// Phase 1: matrix 201 rows 64 cols 667 entries
Finished phase 1 with 61 SingleSign rule and 0 generalized
[2026-05-23 10:22:02] [INFO ] Computed 20 invariants in 0 ms
Computed 20 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-16514738928468847390.kers
Total runtime 1 ms.
[2026-05-23 10:22:02] [INFO ] State equation strengthened by 34 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 2 (OVERLAPS) 2/78 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 4 (OVERLAPS) 201/279 variables, 78/98 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/279 variables, 34/132 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/279 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 7 (OVERLAPS) 3/282 variables, 3/135 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/282 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 9 (OVERLAPS) 0/282 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 167 unsolved
No progress, stopping.
After SMT solving in domain Real declared 282/282 variables, and 135 constraints, problems are : Problem set: 0 solved, 167 unsolved in 14243 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 81/81 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 167/167 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 167 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 2 (OVERLAPS) 2/78 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 4 (OVERLAPS) 201/279 variables, 78/98 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/279 variables, 34/132 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/279 variables, 149/281 constraints. Problems are: Problem set: 0 solved, 167 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 279/282 variables, and 281 constraints, problems are : Problem set: 0 solved, 167 unsolved in 20015 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 78/81 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 149/167 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34308ms problems are : Problem set: 0 solved, 167 unsolved
Search for dead transitions found 0 dead transitions in 34309ms
[2026-05-23 10:22:36] [INFO ] Invariant cache hit.
[2026-05-23 10:22:36] [INFO ] Implicit Places using invariants in 68 ms returned []
[2026-05-23 10:22:36] [INFO ] Invariant cache hit.
[2026-05-23 10:22:36] [INFO ] State equation strengthened by 34 read => feed constraints.
[2026-05-23 10:22:37] [INFO ] Implicit Places using invariants and state equation in 279 ms returned []
Implicit Place search using SMT with State Equation took 349 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 81/87 places, 201/201 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 34663 ms. Remains : 81/87 places, 201/201 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)&&X((p1&&F(p2))))))'
Stuttering acceptance computed with spot in 199 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2) (NOT p0)), (NOT p0), (OR (NOT p1) (NOT p2)), true, (NOT p2)]
Running random walk in product with property : CopsAndRobbers-PT-HRL017X005-LTLCardinality-02
Stuttering criterion allowed to conclude after 277 steps with 62 reset in 6 ms.
FORMULA CopsAndRobbers-PT-HRL017X005-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL017X005-LTLCardinality-02 finished in 34901 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 87 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 87/87 places, 201/201 transitions.
Graph (complete) has 686 edges and 87 vertex of which 78 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.2 ms
Discarding 9 places :
Also discarding 0 output transitions
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 1 place count 78 transition count 200
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 3 place count 77 transition count 200
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 5 place count 76 transition count 199
Applied a total of 5 rules in 25 ms. Remains 76 /87 variables (removed 11) and now considering 199/201 (removed 2) transitions.
Running 165 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-12148782688444831678.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15948842886804532514.kers'
[2026-05-23 10:22:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12148782688444831678.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15948842886804532514.kers]
Culling duplicate invariants (modulo rational): removing 17 columns.
Culled 17 columns in 0 ms.
// Phase 1: matrix 199 rows 59 cols 657 entries
Finished phase 1 with 56 SingleSign rule and 0 generalized
[2026-05-23 10:22:37] [INFO ] Computed 20 invariants in 0 ms
Computed 20 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-15948842886804532514.kers
Total runtime 1 ms.
[2026-05-23 10:22:37] [INFO ] State equation strengthened by 34 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 2 (OVERLAPS) 2/76 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 4 (OVERLAPS) 199/275 variables, 76/96 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/275 variables, 34/130 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/275 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 7 (OVERLAPS) 0/275 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 165 unsolved
No progress, stopping.
After SMT solving in domain Real declared 275/275 variables, and 130 constraints, problems are : Problem set: 0 solved, 165 unsolved in 9197 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 76/76 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 165/165 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 165 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 2 (OVERLAPS) 2/76 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 4 (OVERLAPS) 199/275 variables, 76/96 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/275 variables, 34/130 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/275 variables, 165/295 constraints. Problems are: Problem set: 0 solved, 165 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 275/275 variables, and 295 constraints, problems are : Problem set: 0 solved, 165 unsolved in 20011 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 76/76 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 165/165 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 29295ms problems are : Problem set: 0 solved, 165 unsolved
Search for dead transitions found 0 dead transitions in 29296ms
[2026-05-23 10:23:06] [INFO ] Invariant cache hit.
[2026-05-23 10:23:06] [INFO ] Implicit Places using invariants in 69 ms returned []
[2026-05-23 10:23:06] [INFO ] Invariant cache hit.
[2026-05-23 10:23:06] [INFO ] State equation strengthened by 34 read => feed constraints.
[2026-05-23 10:23:07] [INFO ] Implicit Places using invariants and state equation in 297 ms returned []
Implicit Place search using SMT with State Equation took 384 ms to find 0 implicit places.
[2026-05-23 10:23:07] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 76/87 places, 199/201 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 29725 ms. Remains : 76/87 places, 199/201 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 38 ms :[(NOT p0)]
Running random walk in product with property : CopsAndRobbers-PT-HRL017X005-LTLCardinality-03
Stuttering criterion allowed to conclude after 18 steps with 0 reset in 1 ms.
FORMULA CopsAndRobbers-PT-HRL017X005-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL017X005-LTLCardinality-03 finished in 29787 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(p1))))'
Support contains 3 out of 87 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 87/87 places, 201/201 transitions.
Graph (complete) has 686 edges and 87 vertex of which 79 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.1 ms
Discarding 8 places :
Also discarding 0 output transitions
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 1 place count 79 transition count 200
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 3 place count 78 transition count 200
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 5 place count 77 transition count 199
Applied a total of 5 rules in 18 ms. Remains 77 /87 variables (removed 10) and now considering 199/201 (removed 2) transitions.
Running 165 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-2978726907644973487.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8880136253828266517.kers'
[2026-05-23 10:23:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2978726907644973487.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8880136253828266517.kers]
Culling duplicate invariants (modulo rational): removing 17 columns.
Culled 17 columns in 0 ms.
// Phase 1: matrix 199 rows 60 cols 659 entries
Finished phase 1 with 57 SingleSign rule and 0 generalized
[2026-05-23 10:23:07] [INFO ] Computed 20 invariants in 0 ms
Computed 20 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-8880136253828266517.kers
Total runtime 1 ms.
[2026-05-23 10:23:07] [INFO ] State equation strengthened by 34 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 2 (OVERLAPS) 2/76 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 4 (OVERLAPS) 199/275 variables, 76/96 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/275 variables, 34/130 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/275 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 7 (OVERLAPS) 1/276 variables, 1/131 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/276 variables, 0/131 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 9 (OVERLAPS) 0/276 variables, 0/131 constraints. Problems are: Problem set: 0 solved, 165 unsolved
No progress, stopping.
After SMT solving in domain Real declared 276/276 variables, and 131 constraints, problems are : Problem set: 0 solved, 165 unsolved in 16965 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 77/77 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 165/165 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 165 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 2 (OVERLAPS) 2/76 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 4 (OVERLAPS) 199/275 variables, 76/96 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/275 variables, 34/130 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/275 variables, 159/289 constraints. Problems are: Problem set: 0 solved, 165 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 275/276 variables, and 289 constraints, problems are : Problem set: 0 solved, 165 unsolved in 20013 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 76/77 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 159/165 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 37047ms problems are : Problem set: 0 solved, 165 unsolved
Search for dead transitions found 0 dead transitions in 37049ms
[2026-05-23 10:23:44] [INFO ] Invariant cache hit.
[2026-05-23 10:23:44] [INFO ] Implicit Places using invariants in 57 ms returned []
[2026-05-23 10:23:44] [INFO ] Invariant cache hit.
[2026-05-23 10:23:44] [INFO ] State equation strengthened by 34 read => feed constraints.
[2026-05-23 10:23:44] [INFO ] Implicit Places using invariants and state equation in 361 ms returned []
Implicit Place search using SMT with State Equation took 419 ms to find 0 implicit places.
[2026-05-23 10:23:44] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 77/87 places, 199/201 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 37513 ms. Remains : 77/87 places, 199/201 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(p1))))'
Stuttering acceptance computed with spot in 109 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : CopsAndRobbers-PT-HRL017X005-LTLCardinality-04
Stuttering criterion allowed to conclude after 42 steps with 0 reset in 0 ms.
FORMULA CopsAndRobbers-PT-HRL017X005-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL017X005-LTLCardinality-04 finished in 37651 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&&X(p2)))))))'
Support contains 5 out of 87 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 87/87 places, 201/201 transitions.
Graph (complete) has 686 edges and 87 vertex of which 80 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.2 ms
Discarding 7 places :
Also discarding 0 output transitions
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 1 place count 80 transition count 200
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 3 place count 79 transition count 200
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 5 place count 78 transition count 199
Applied a total of 5 rules in 20 ms. Remains 78 /87 variables (removed 9) and now considering 199/201 (removed 2) transitions.
Running 165 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-11212058791286572982.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4322340868002748625.kers'
[2026-05-23 10:23:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11212058791286572982.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4322340868002748625.kers]
Culling duplicate invariants (modulo rational): removing 17 columns.
Culled 17 columns in 0 ms.
// Phase 1: matrix 199 rows 61 cols 661 entries
Finished phase 1 with 58 SingleSign rule and 0 generalized
[2026-05-23 10:23:44] [INFO ] Computed 20 invariants in 0 ms
Computed 20 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-4322340868002748625.kers
Total runtime 0 ms.
[2026-05-23 10:23:44] [INFO ] State equation strengthened by 34 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 2 (OVERLAPS) 2/76 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 4 (OVERLAPS) 199/275 variables, 76/96 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/275 variables, 34/130 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/275 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 7 (OVERLAPS) 2/277 variables, 2/132 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/277 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 9 (OVERLAPS) 0/277 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 165 unsolved
No progress, stopping.
After SMT solving in domain Real declared 277/277 variables, and 132 constraints, problems are : Problem set: 0 solved, 165 unsolved in 17022 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 78/78 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 165/165 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 165 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 2 (OVERLAPS) 2/76 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/76 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 4 (OVERLAPS) 199/275 variables, 76/96 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/275 variables, 34/130 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/275 variables, 152/282 constraints. Problems are: Problem set: 0 solved, 165 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 275/277 variables, and 282 constraints, problems are : Problem set: 0 solved, 165 unsolved in 20016 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 76/78 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 152/165 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 37107ms problems are : Problem set: 0 solved, 165 unsolved
Search for dead transitions found 0 dead transitions in 37109ms
[2026-05-23 10:24:22] [INFO ] Invariant cache hit.
[2026-05-23 10:24:22] [INFO ] Implicit Places using invariants in 73 ms returned []
[2026-05-23 10:24:22] [INFO ] Invariant cache hit.
[2026-05-23 10:24:22] [INFO ] State equation strengthened by 34 read => feed constraints.
[2026-05-23 10:24:22] [INFO ] Implicit Places using invariants and state equation in 277 ms returned []
Implicit Place search using SMT with State Equation took 352 ms to find 0 implicit places.
[2026-05-23 10:24:22] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 78/87 places, 199/201 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 37488 ms. Remains : 78/87 places, 199/201 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||G((p1&&X(p2)))))))'
Stuttering acceptance computed with spot in 66 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Running random walk in product with property : CopsAndRobbers-PT-HRL017X005-LTLCardinality-05
Stuttering criterion allowed to conclude after 4415 steps with 153 reset in 21 ms.
FORMULA CopsAndRobbers-PT-HRL017X005-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL017X005-LTLCardinality-05 finished in 37603 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||X(p1))) U X(X(p2))))'
Support contains 4 out of 87 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 87/87 places, 201/201 transitions.
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 80 transition count 201
Applied a total of 7 rules in 5 ms. Remains 80 /87 variables (removed 7) and now considering 201/201 (removed 0) transitions.
Running 167 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-11704386935586194283.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9383370776426096365.kers'
[2026-05-23 10:24:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11704386935586194283.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9383370776426096365.kers]
Culling duplicate invariants (modulo rational): removing 17 columns.
Culled 17 columns in 0 ms.
// Phase 1: matrix 201 rows 63 cols 665 entries
Finished phase 1 with 60 SingleSign rule and 0 generalized
[2026-05-23 10:24:22] [INFO ] Computed 20 invariants in 0 ms
Computed 20 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-9383370776426096365.kers
Total runtime 0 ms.
[2026-05-23 10:24:22] [INFO ] State equation strengthened by 34 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 2 (OVERLAPS) 2/78 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 4 (OVERLAPS) 201/279 variables, 78/98 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/279 variables, 34/132 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/279 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 7 (OVERLAPS) 2/281 variables, 2/134 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/281 variables, 0/134 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 9 (OVERLAPS) 0/281 variables, 0/134 constraints. Problems are: Problem set: 0 solved, 167 unsolved
No progress, stopping.
After SMT solving in domain Real declared 281/281 variables, and 134 constraints, problems are : Problem set: 0 solved, 167 unsolved in 14207 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 80/80 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 167/167 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 167 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 2 (OVERLAPS) 2/78 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 4 (OVERLAPS) 201/279 variables, 78/98 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/279 variables, 34/132 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/279 variables, 155/287 constraints. Problems are: Problem set: 0 solved, 167 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 279/281 variables, and 287 constraints, problems are : Problem set: 0 solved, 167 unsolved in 20017 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 78/80 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 155/167 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34299ms problems are : Problem set: 0 solved, 167 unsolved
Search for dead transitions found 0 dead transitions in 34300ms
[2026-05-23 10:24:56] [INFO ] Invariant cache hit.
[2026-05-23 10:24:56] [INFO ] Implicit Places using invariants in 66 ms returned []
[2026-05-23 10:24:56] [INFO ] Invariant cache hit.
[2026-05-23 10:24:56] [INFO ] State equation strengthened by 34 read => feed constraints.
[2026-05-23 10:24:57] [INFO ] Implicit Places using invariants and state equation in 282 ms returned []
Implicit Place search using SMT with State Equation took 349 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 80/87 places, 201/201 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 34655 ms. Remains : 80/87 places, 201/201 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||X(p1))) U X(X(p2))))'
Stuttering acceptance computed with spot in 342 ms :[(NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), (NOT p2), true, (AND (NOT p1) (NOT p2)), (NOT p2), (NOT p1), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : CopsAndRobbers-PT-HRL017X005-LTLCardinality-06
Entered a terminal (fully accepting) state of product in 33995 steps with 7442 reset in 92 ms.
FORMULA CopsAndRobbers-PT-HRL017X005-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL017X005-LTLCardinality-06 finished in 35132 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||F(G(p0))))))'
Support contains 1 out of 87 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 87/87 places, 201/201 transitions.
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 78 transition count 201
Applied a total of 9 rules in 2 ms. Remains 78 /87 variables (removed 9) and now considering 201/201 (removed 0) transitions.
Running 167 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-17865037531093616406.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16725541614363705384.kers'
[2026-05-23 10:24:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17865037531093616406.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16725541614363705384.kers]
Culling duplicate invariants (modulo rational): removing 17 columns.
Culled 17 columns in 0 ms.
// Phase 1: matrix 201 rows 61 cols 661 entries
Finished phase 1 with 58 SingleSign rule and 0 generalized
[2026-05-23 10:24:57] [INFO ] Computed 20 invariants in 0 ms
Computed 20 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-16725541614363705384.kers
Total runtime 1 ms.
[2026-05-23 10:24:57] [INFO ] State equation strengthened by 34 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 2 (OVERLAPS) 2/78 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 4 (OVERLAPS) 201/279 variables, 78/98 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/279 variables, 34/132 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/279 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 7 (OVERLAPS) 0/279 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 167 unsolved
No progress, stopping.
After SMT solving in domain Real declared 279/279 variables, and 132 constraints, problems are : Problem set: 0 solved, 167 unsolved in 9545 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 78/78 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 167/167 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 167 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 2 (OVERLAPS) 2/78 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 4 (OVERLAPS) 201/279 variables, 78/98 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/279 variables, 34/132 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/279 variables, 167/299 constraints. Problems are: Problem set: 0 solved, 167 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 279/279 variables, and 299 constraints, problems are : Problem set: 0 solved, 167 unsolved in 20017 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 78/78 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 167/167 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 29608ms problems are : Problem set: 0 solved, 167 unsolved
Search for dead transitions found 0 dead transitions in 29608ms
[2026-05-23 10:25:27] [INFO ] Invariant cache hit.
[2026-05-23 10:25:27] [INFO ] Implicit Places using invariants in 59 ms returned []
[2026-05-23 10:25:27] [INFO ] Invariant cache hit.
[2026-05-23 10:25:27] [INFO ] State equation strengthened by 34 read => feed constraints.
[2026-05-23 10:25:27] [INFO ] Implicit Places using invariants and state equation in 248 ms returned []
Implicit Place search using SMT with State Equation took 309 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 78/87 places, 201/201 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 29920 ms. Remains : 78/87 places, 201/201 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||F(G(p0))))))'
Stuttering acceptance computed with spot in 152 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : CopsAndRobbers-PT-HRL017X005-LTLCardinality-09
Stuttering criterion allowed to conclude after 46 steps with 0 reset in 0 ms.
FORMULA CopsAndRobbers-PT-HRL017X005-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL017X005-LTLCardinality-09 finished in 30108 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 87 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 87/87 places, 201/201 transitions.
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 78 transition count 201
Applied a total of 9 rules in 3 ms. Remains 78 /87 variables (removed 9) and now considering 201/201 (removed 0) transitions.
Skipped dead transition search.
[2026-05-23 10:25:27] [INFO ] Invariant cache hit.
[2026-05-23 10:25:27] [INFO ] Implicit Places using invariants in 60 ms returned []
[2026-05-23 10:25:27] [INFO ] Invariant cache hit.
[2026-05-23 10:25:27] [INFO ] State equation strengthened by 34 read => feed constraints.
[2026-05-23 10:25:28] [INFO ] Implicit Places using invariants and state equation in 294 ms returned []
Implicit Place search using SMT with State Equation took 359 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 78/87 places, 201/201 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 363 ms. Remains : 78/87 places, 201/201 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 70 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : CopsAndRobbers-PT-HRL017X005-LTLCardinality-10
Entered a terminal (fully accepting) state of product in 78 steps with 4 reset in 1 ms.
FORMULA CopsAndRobbers-PT-HRL017X005-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL017X005-LTLCardinality-10 finished in 464 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)&&F(p1))||X(G(p0)))))'
Support contains 2 out of 87 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 87/87 places, 201/201 transitions.
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 78 transition count 201
Applied a total of 9 rules in 2 ms. Remains 78 /87 variables (removed 9) and now considering 201/201 (removed 0) transitions.
Skipped dead transition search.
[2026-05-23 10:25:28] [INFO ] Invariant cache hit.
[2026-05-23 10:25:28] [INFO ] Implicit Places using invariants in 57 ms returned []
[2026-05-23 10:25:28] [INFO ] Invariant cache hit.
[2026-05-23 10:25:28] [INFO ] State equation strengthened by 34 read => feed constraints.
[2026-05-23 10:25:28] [INFO ] Implicit Places using invariants and state equation in 290 ms returned []
Implicit Place search using SMT with State Equation took 349 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 78/87 places, 201/201 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 351 ms. Remains : 78/87 places, 201/201 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(G(p0))||(X(p0)&&F(p1)))))'
Stuttering acceptance computed with spot in 187 ms :[(NOT p0), (NOT p0), (NOT p0), (AND (NOT p1) (NOT p0)), true, (NOT p1)]
Running random walk in product with property : CopsAndRobbers-PT-HRL017X005-LTLCardinality-13
Entered a terminal (fully accepting) state of product in 120 steps with 36 reset in 0 ms.
FORMULA CopsAndRobbers-PT-HRL017X005-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL017X005-LTLCardinality-13 finished in 572 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((X(p1)||p0)))'
Support contains 4 out of 87 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 87/87 places, 201/201 transitions.
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 80 transition count 201
Applied a total of 7 rules in 2 ms. Remains 80 /87 variables (removed 7) and now considering 201/201 (removed 0) transitions.
Running 167 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-159655694221453893.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7656324725054614583.kers'
[2026-05-23 10:25:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-159655694221453893.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7656324725054614583.kers]
Culling duplicate invariants (modulo rational): removing 17 columns.
Culled 17 columns in 0 ms.
// Phase 1: matrix 201 rows 63 cols 665 entries
Finished phase 1 with 60 SingleSign rule and 0 generalized
[2026-05-23 10:25:28] [INFO ] Computed 20 invariants in 1 ms
Computed 20 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-7656324725054614583.kers
Total runtime 1 ms.
[2026-05-23 10:25:28] [INFO ] State equation strengthened by 34 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 2 (OVERLAPS) 2/78 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 4 (OVERLAPS) 201/279 variables, 78/98 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/279 variables, 34/132 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/279 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 7 (OVERLAPS) 2/281 variables, 2/134 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/281 variables, 0/134 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 9 (OVERLAPS) 0/281 variables, 0/134 constraints. Problems are: Problem set: 0 solved, 167 unsolved
No progress, stopping.
After SMT solving in domain Real declared 281/281 variables, and 134 constraints, problems are : Problem set: 0 solved, 167 unsolved in 13925 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 80/80 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 167/167 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 167 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 2 (OVERLAPS) 2/78 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 4 (OVERLAPS) 201/279 variables, 78/98 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/279 variables, 34/132 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/279 variables, 155/287 constraints. Problems are: Problem set: 0 solved, 167 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 279/281 variables, and 287 constraints, problems are : Problem set: 0 solved, 167 unsolved in 20016 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 78/80 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 155/167 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 33984ms problems are : Problem set: 0 solved, 167 unsolved
Search for dead transitions found 0 dead transitions in 33985ms
[2026-05-23 10:26:02] [INFO ] Invariant cache hit.
[2026-05-23 10:26:02] [INFO ] Implicit Places using invariants in 66 ms returned []
[2026-05-23 10:26:02] [INFO ] Invariant cache hit.
[2026-05-23 10:26:02] [INFO ] State equation strengthened by 34 read => feed constraints.
[2026-05-23 10:26:03] [INFO ] Implicit Places using invariants and state equation in 291 ms returned []
Implicit Place search using SMT with State Equation took 361 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 80/87 places, 201/201 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 34349 ms. Remains : 80/87 places, 201/201 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((X(p1)||p0)))'
Stuttering acceptance computed with spot in 83 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : CopsAndRobbers-PT-HRL017X005-LTLCardinality-14
Entered a terminal (fully accepting) state of product in 1551 steps with 43 reset in 12 ms.
FORMULA CopsAndRobbers-PT-HRL017X005-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL017X005-LTLCardinality-14 finished in 34473 ms.
All properties solved by simple procedures.
Total runtime 346048 ms.

BK_STOP 1779531963265

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

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="CopsAndRobbers-PT-HRL017X005"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is CopsAndRobbers-PT-HRL017X005, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r066-tall-177946967800491"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CopsAndRobbers-PT-HRL017X005.tgz
mv CopsAndRobbers-PT-HRL017X005 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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