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Model Checking Contest 2026
16th edition, Hamburg, Germany, June 23, 2026
Execution of r066-tall-177946967800492
Last Updated
Jun 17, 2026

About the Execution of ITS-Tools for CopsAndRobbers-PT-HRL017X005

Execution Summary
Max Memory
Used (MB)		 Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
502.968 290007.00 315451.00 685.70 TFFFTFFFFFFFFFFF 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-177946967800492.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-HRL017X005, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r066-tall-177946967800492
=====================================================================

--------------------
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-LTLFireability-00
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLFireability-01
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLFireability-02
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLFireability-03
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLFireability-04
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLFireability-05
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLFireability-06
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLFireability-07
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLFireability-08
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLFireability-09
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLFireability-10
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLFireability-11
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLFireability-12
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLFireability-13
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLFireability-14
FORMULA_NAME CopsAndRobbers-PT-HRL017X005-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779531696277

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-HRL017X005
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-23 10:21:37] [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 10:21:37] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 10:21:37] [INFO ] Load time of PNML (sax parser for PT used): 72 ms
[2026-05-23 10:21:37] [INFO ] Transformed 95 places.
[2026-05-23 10:21:37] [INFO ] Transformed 213 transitions.
[2026-05-23 10:21:37] [INFO ] Parsed PT model containing 95 places and 213 transitions and 1110 arcs in 158 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 3 formulas.
FORMULA CopsAndRobbers-PT-HRL017X005-LTLFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CopsAndRobbers-PT-HRL017X005-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CopsAndRobbers-PT-HRL017X005-LTLFireability-08 FALSE 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 17 places and 0 transitions.
Iterating post reduction 0 with 17 rules applied. Total rules applied 17 place count 78 transition count 213
Applied a total of 17 rules in 17 ms. Remains 78 /95 variables (removed 17) 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-7764523392556347934.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2260955779736738845.kers'
[2026-05-23 10:21:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7764523392556347934.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2260955779736738845.kers]
Culling duplicate invariants (modulo rational): removing 17 columns.
Culled 17 columns in 0 ms.
// Phase 1: matrix 213 rows 61 cols 709 entries
Finished phase 1 with 58 SingleSign rule and 0 generalized
[2026-05-23 10:21:37] [INFO ] Computed 20 invariants in 0 ms
Computed 20 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-2260955779736738845.kers
Total runtime 1 ms.
[2026-05-23 10:21:37] [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) 0/291 variables, 0/138 constraints. Problems are: Problem set: 12 solved, 167 unsolved
No progress, stopping.
After SMT solving in domain Real declared 291/291 variables, and 138 constraints, problems are : Problem set: 12 solved, 167 unsolved in 10082 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 78/78 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, 167/305 constraints. Problems are: Problem set: 12 solved, 167 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 291/291 variables, and 305 constraints, problems are : Problem set: 12 solved, 167 unsolved in 20020 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 78/78 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 167/179 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30348ms problems are : Problem set: 12 solved, 167 unsolved
Search for dead transitions found 12 dead transitions in 30363ms
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-16511224668119170683.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1431280039106485588.kers'
[2026-05-23 10:22:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16511224668119170683.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1431280039106485588.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 10:22:08] [INFO ] Computed 20 invariants in 0 ms
Computed 20 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1431280039106485588.kers
Total runtime 1 ms.
[2026-05-23 10:22:08] [INFO ] Implicit Places using invariants in 65 ms returned []
[2026-05-23 10:22:08] [INFO ] Invariant cache hit.
[2026-05-23 10:22:08] [INFO ] State equation strengthened by 34 read => feed constraints.
[2026-05-23 10:22:08] [INFO ] Implicit Places using invariants and state equation in 176 ms returned []
Implicit Place search using SMT with State Equation took 248 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 78/95 places, 201/213 transitions.
Applied a total of 0 rules in 3 ms. Remains 78 /78 variables (removed 0) and now considering 201/201 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 30696 ms. Remains : 78/95 places, 201/213 transitions.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 201/201 transitions.
Applied a total of 0 rules in 1 ms. Remains 78 /78 variables (removed 0) and now considering 201/201 (removed 0) transitions.
Running 167 sub problems to find dead transitions.
[2026-05-23 10:22:08] [INFO ] Invariant cache hit.
[2026-05-23 10:22:08] [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 9623 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 20019 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 29704ms problems are : Problem set: 0 solved, 167 unsolved
Search for dead transitions found 0 dead transitions in 29705ms
[2026-05-23 10:22:38] [INFO ] Invariant cache hit.
[2026-05-23 10:22:38] [INFO ] Implicit Places using invariants in 49 ms returned []
[2026-05-23 10:22:38] [INFO ] Invariant cache hit.
[2026-05-23 10:22:38] [INFO ] State equation strengthened by 34 read => feed constraints.
[2026-05-23 10:22:38] [INFO ] Implicit Places using invariants and state equation in 167 ms returned []
Implicit Place search using SMT with State Equation took 220 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 29928 ms. Remains : 78/78 places, 201/201 transitions.
Support contains 35 out of 78 places after structural reductions.
[2026-05-23 10:22:38] [INFO ] Flatten gal took : 37 ms
[2026-05-23 10:22:38] [INFO ] Flatten gal took : 16 ms
[2026-05-23 10:22:38] [INFO ] Input system was already deterministic with 201 transitions.
Reduction of identical properties reduced properties to check from 25 to 23
RANDOM walk for 40007 steps (223 resets) in 1058 ms. (37 steps per ms) remains 2/23 properties
BEST_FIRST walk for 40004 steps (119 resets) in 270 ms. (147 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (129 resets) in 199 ms. (200 steps per ms) remains 2/2 properties
[2026-05-23 10:22:39] [INFO ] Invariant cache hit.
[2026-05-23 10:22:39] [INFO ] State equation strengthened by 34 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem AtomicPropp16 is UNSAT
Problem AtomicPropp23 is UNSAT
After SMT solving in domain Real declared 31/279 variables, and 7 constraints, problems are : Problem set: 2 solved, 0 unsolved in 30 ms.
Refiners :[Positive P Invariants (semi-flows): 7/20 constraints, State Equation: 0/78 constraints, ReadFeed: 0/34 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 35ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 2 atomic propositions for a total of 13 simplifications.
Computed a total of 4 stabilizing places and 35 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' '!(X((G((p0||G(p1))) U (F(!p1)&&X(!p2)))))'
Support contains 6 out of 78 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 201/201 transitions.
Applied a total of 0 rules in 1 ms. Remains 78 /78 variables (removed 0) and now considering 201/201 (removed 0) transitions.
Skipped dead transition search.
[2026-05-23 10:22:39] [INFO ] Invariant cache hit.
[2026-05-23 10:22:39] [INFO ] Implicit Places using invariants in 119 ms returned []
[2026-05-23 10:22:39] [INFO ] Invariant cache hit.
[2026-05-23 10:22:39] [INFO ] State equation strengthened by 34 read => feed constraints.
[2026-05-23 10:22:39] [INFO ] Implicit Places using invariants and state equation in 349 ms returned []
Implicit Place search using SMT with State Equation took 469 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 470 ms. Remains : 78/78 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((G(p0)||p1)) U (F(!p0)&&X(!p2)))))'
Stuttering acceptance computed with spot in 482 ms :[(OR p0 p2), (OR p0 p2), p2, p2, (AND (NOT p0) (NOT p1) p2), p0, (AND (NOT p0) p2), true, (NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : CopsAndRobbers-PT-HRL017X005-LTLFireability-00
Product exploration explored 100000 steps with 33333 reset in 345 ms.
Product exploration explored 100000 steps with 33333 reset in 231 ms.
Computed a total of 4 stabilizing places and 35 stable transitions
Computed a total of 4 stabilizing places and 35 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 14 factoid took 24 ms. Proved property starting from automaton with 10 states, 24 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 36 ms.
FORMULA CopsAndRobbers-PT-HRL017X005-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CopsAndRobbers-PT-HRL017X005-LTLFireability-00 finished in 1659 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(((G(F(!p0))||(F(!p0)&&F(!p1))) U X(X(p1)))))'
Support contains 4 out of 78 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 201/201 transitions.
Applied a total of 0 rules in 3 ms. Remains 78 /78 variables (removed 0) and now considering 201/201 (removed 0) transitions.
Skipped dead transition search.
[2026-05-23 10:22:41] [INFO ] Invariant cache hit.
[2026-05-23 10:22:41] [INFO ] Implicit Places using invariants in 65 ms returned []
[2026-05-23 10:22:41] [INFO ] Invariant cache hit.
[2026-05-23 10:22:41] [INFO ] State equation strengthened by 34 read => feed constraints.
[2026-05-23 10:22:41] [INFO ] Implicit Places using invariants and state equation in 270 ms returned []
Implicit Place search using SMT with State Equation took 338 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 343 ms. Remains : 78/78 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(((G(F(!p0))||(F(!p0)&&F(!p1))) U X(X(p1)))))'
Stuttering acceptance computed with spot in 277 ms :[(NOT p1), (NOT p1), (AND p0 (NOT p1)), (NOT p1), (AND p0 (NOT p1)), (AND p0 (NOT p1)), p0]
Running random walk in product with property : CopsAndRobbers-PT-HRL017X005-LTLFireability-01
Stuttering criterion allowed to conclude after 12 steps with 0 reset in 1 ms.
FORMULA CopsAndRobbers-PT-HRL017X005-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL017X005-LTLFireability-01 finished in 674 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 3 out of 78 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 78/78 places, 201/201 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 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 2 place count 77 transition count 200
Applied a total of 2 rules in 22 ms. Remains 77 /78 variables (removed 1) and now considering 200/201 (removed 1) transitions.
Running 166 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-9530655564451569715.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15167354856501877862.kers'
[2026-05-23 10:22:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9530655564451569715.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15167354856501877862.kers]
Culling duplicate invariants (modulo rational): removing 17 columns.
Culled 17 columns in 0 ms.
// Phase 1: matrix 200 rows 60 cols 659 entries
Finished phase 1 with 57 SingleSign rule and 0 generalized
[2026-05-23 10:22:41] [INFO ] Computed 20 invariants in 0 ms
Computed 20 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-15167354856501877862.kers
Total runtime 0 ms.
[2026-05-23 10:22:41] [INFO ] State equation strengthened by 34 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 2 (OVERLAPS) 2/77 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 4 (OVERLAPS) 200/277 variables, 77/97 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/277 variables, 34/131 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/277 variables, 1/132 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/277 variables, 1/133 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/277 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 9 (OVERLAPS) 0/277 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 166 unsolved
No progress, stopping.
After SMT solving in domain Real declared 277/277 variables, and 133 constraints, problems are : Problem set: 0 solved, 166 unsolved in 14648 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 77/77 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 166/166 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 166 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 3 (OVERLAPS) 2/77 variables, 2/21 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/77 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 5 (OVERLAPS) 200/277 variables, 77/98 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/277 variables, 34/132 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/277 variables, 166/298 constraints. Problems are: Problem set: 0 solved, 166 unsolved
SMT process timed out in 34721ms, After SMT, problems are : Problem set: 0 solved, 166 unsolved
Search for dead transitions found 0 dead transitions in 34722ms
[2026-05-23 10:23:16] [INFO ] Invariant cache hit.
[2026-05-23 10:23:16] [INFO ] Implicit Places using invariants in 62 ms returned []
[2026-05-23 10:23:16] [INFO ] Invariant cache hit.
[2026-05-23 10:23:16] [INFO ] State equation strengthened by 34 read => feed constraints.
[2026-05-23 10:23:16] [INFO ] Implicit Places using invariants and state equation in 311 ms returned []
Implicit Place search using SMT with State Equation took 383 ms to find 0 implicit places.
[2026-05-23 10:23:16] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 77/78 places, 200/201 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 35159 ms. Remains : 77/78 places, 200/201 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 40 ms :[(NOT p0)]
Running random walk in product with property : CopsAndRobbers-PT-HRL017X005-LTLFireability-02
Product exploration explored 100000 steps with 2897 reset in 310 ms.
Stack based approach found an accepted trace after 5302 steps with 140 reset with depth 38 and stack size 38 in 16 ms.
FORMULA CopsAndRobbers-PT-HRL017X005-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property CopsAndRobbers-PT-HRL017X005-LTLFireability-02 finished in 35551 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(((G(X(p0)) U p1)||F(G(p2))))||X(p1)))'
Support contains 8 out of 78 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 201/201 transitions.
Applied a total of 0 rules in 1 ms. Remains 78 /78 variables (removed 0) 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-13299980805087028826.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12387089756761286465.kers'
[2026-05-23 10:23:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13299980805087028826.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12387089756761286465.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 10:23:17] [INFO ] Computed 20 invariants in 1 ms
Computed 20 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-12387089756761286465.kers
Total runtime 1 ms.
[2026-05-23 10:23:17] [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 9409 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 20025 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 29487ms problems are : Problem set: 0 solved, 167 unsolved
Search for dead transitions found 0 dead transitions in 29488ms
[2026-05-23 10:23:46] [INFO ] Invariant cache hit.
[2026-05-23 10:23:46] [INFO ] Implicit Places using invariants in 55 ms returned []
[2026-05-23 10:23:46] [INFO ] Invariant cache hit.
[2026-05-23 10:23:46] [INFO ] State equation strengthened by 34 read => feed constraints.
[2026-05-23 10:23:47] [INFO ] Implicit Places using invariants and state equation in 264 ms returned []
Implicit Place search using SMT with State Equation took 320 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 29810 ms. Remains : 78/78 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(((G(X(p0)) U p1)||F(G(p2))))||X(p1)))'
Stuttering acceptance computed with spot in 263 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : CopsAndRobbers-PT-HRL017X005-LTLFireability-03
Stuttering criterion allowed to conclude after 26 steps with 0 reset in 0 ms.
FORMULA CopsAndRobbers-PT-HRL017X005-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL017X005-LTLFireability-03 finished in 30128 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((G(p1)&&(F(p3)||p2))))))'
Support contains 7 out of 78 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 78/78 places, 201/201 transitions.
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 2 place count 77 transition count 200
Applied a total of 2 rules in 16 ms. Remains 77 /78 variables (removed 1) and now considering 200/201 (removed 1) transitions.
Running 166 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-4502317347631171755.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17270472490649176276.kers'
[2026-05-23 10:23:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4502317347631171755.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17270472490649176276.kers]
Culling duplicate invariants (modulo rational): removing 17 columns.
Culled 17 columns in 0 ms.
// Phase 1: matrix 200 rows 60 cols 659 entries
Finished phase 1 with 57 SingleSign rule and 0 generalized
[2026-05-23 10:23:47] [INFO ] Computed 20 invariants in 0 ms
Computed 20 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-17270472490649176276.kers
Total runtime 1 ms.
[2026-05-23 10:23:47] [INFO ] State equation strengthened by 34 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 2 (OVERLAPS) 2/77 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 4 (OVERLAPS) 200/277 variables, 77/97 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/277 variables, 34/131 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/277 variables, 0/131 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 7 (OVERLAPS) 0/277 variables, 0/131 constraints. Problems are: Problem set: 0 solved, 166 unsolved
No progress, stopping.
After SMT solving in domain Real declared 277/277 variables, and 131 constraints, problems are : Problem set: 0 solved, 166 unsolved in 11046 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 77/77 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 166/166 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 166 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 2 (OVERLAPS) 2/77 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 4 (OVERLAPS) 200/277 variables, 77/97 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/277 variables, 34/131 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/277 variables, 166/297 constraints. Problems are: Problem set: 0 solved, 166 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 277/277 variables, and 297 constraints, problems are : Problem set: 0 solved, 166 unsolved in 20010 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 77/77 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 166/166 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 31126ms problems are : Problem set: 0 solved, 166 unsolved
Search for dead transitions found 0 dead transitions in 31126ms
[2026-05-23 10:24:18] [INFO ] Invariant cache hit.
[2026-05-23 10:24:18] [INFO ] Implicit Places using invariants in 60 ms returned []
[2026-05-23 10:24:18] [INFO ] Invariant cache hit.
[2026-05-23 10:24:18] [INFO ] State equation strengthened by 34 read => feed constraints.
[2026-05-23 10:24:19] [INFO ] Implicit Places using invariants and state equation in 334 ms returned []
Implicit Place search using SMT with State Equation took 396 ms to find 0 implicit places.
[2026-05-23 10:24:19] [INFO ] Redundant transitions in 10 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 77/78 places, 200/201 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 31553 ms. Remains : 77/78 places, 200/201 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((G(p1)&&(F(p3)||p2))))))'
Stuttering acceptance computed with spot in 206 ms :[(OR (NOT p0) (NOT p1) (AND (NOT p2) (NOT p3))), (NOT p0), (OR (NOT p1) (AND (NOT p2) (NOT p3))), (NOT p1), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p2) (NOT p3))), (AND (NOT p1) (NOT p3))]
Running random walk in product with property : CopsAndRobbers-PT-HRL017X005-LTLFireability-05
Stuttering criterion allowed to conclude after 25 steps with 0 reset in 1 ms.
FORMULA CopsAndRobbers-PT-HRL017X005-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL017X005-LTLFireability-05 finished in 31789 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0||G(!p0)) U (G(p0)&&p1)))'
Support contains 5 out of 78 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 78/78 places, 201/201 transitions.
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 2 place count 77 transition count 200
Applied a total of 2 rules in 14 ms. Remains 77 /78 variables (removed 1) and now considering 200/201 (removed 1) transitions.
Skipped dead transition search.
[2026-05-23 10:24:19] [INFO ] Invariant cache hit.
[2026-05-23 10:24:19] [INFO ] Implicit Places using invariants in 55 ms returned []
[2026-05-23 10:24:19] [INFO ] Invariant cache hit.
[2026-05-23 10:24:19] [INFO ] State equation strengthened by 34 read => feed constraints.
[2026-05-23 10:24:19] [INFO ] Implicit Places using invariants and state equation in 315 ms returned []
Implicit Place search using SMT with State Equation took 371 ms to find 0 implicit places.
[2026-05-23 10:24:19] [INFO ] Redundant transitions in 3 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 77/78 places, 200/201 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 397 ms. Remains : 77/78 places, 200/201 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)||p0) U (G(p0)&&p1)))'
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (OR (NOT p0) (NOT p1)), true]
Running random walk in product with property : CopsAndRobbers-PT-HRL017X005-LTLFireability-07
Entered a terminal (fully accepting) state of product in 0 steps with 0 reset in 0 ms.
FORMULA CopsAndRobbers-PT-HRL017X005-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL017X005-LTLFireability-07 finished in 500 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(p0))'
Support contains 3 out of 78 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 78/78 places, 201/201 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 78 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 2 place count 77 transition count 200
Applied a total of 2 rules in 12 ms. Remains 77 /78 variables (removed 1) and now considering 200/201 (removed 1) transitions.
Skipped dead transition search.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16944446800892404603.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10976098295085059644.kers'
[2026-05-23 10:24:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16944446800892404603.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10976098295085059644.kers]
Culling duplicate invariants (modulo rational): removing 17 columns.
Culled 17 columns in 0 ms.
// Phase 1: matrix 200 rows 60 cols 659 entries
Finished phase 1 with 57 SingleSign rule and 0 generalized
[2026-05-23 10:24:19] [INFO ] Computed 20 invariants in 1 ms
Computed 20 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-10976098295085059644.kers
Total runtime 1 ms.
[2026-05-23 10:24:19] [INFO ] Implicit Places using invariants in 61 ms returned []
[2026-05-23 10:24:19] [INFO ] Invariant cache hit.
[2026-05-23 10:24:19] [INFO ] State equation strengthened by 34 read => feed constraints.
[2026-05-23 10:24:20] [INFO ] Implicit Places using invariants and state equation in 287 ms returned []
Implicit Place search using SMT with State Equation took 350 ms to find 0 implicit places.
[2026-05-23 10:24:20] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 77/78 places, 200/201 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 376 ms. Remains : 77/78 places, 200/201 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(p0))'
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Running random walk in product with property : CopsAndRobbers-PT-HRL017X005-LTLFireability-09
Stuttering criterion allowed to conclude after 18 steps with 0 reset in 0 ms.
FORMULA CopsAndRobbers-PT-HRL017X005-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL017X005-LTLFireability-09 finished in 429 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(p0))'
Support contains 2 out of 78 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 78/78 places, 201/201 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 78 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 2 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 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 76 transition count 199
Applied a total of 4 rules in 18 ms. Remains 76 /78 variables (removed 2) 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-8258788402846953750.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18225430912992731825.kers'
[2026-05-23 10:24:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8258788402846953750.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18225430912992731825.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 10:24:20] [INFO ] Computed 20 invariants in 0 ms
Computed 20 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-18225430912992731825.kers
Total runtime 1 ms.
[2026-05-23 10:24:20] [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 9225 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 20010 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 29307ms problems are : Problem set: 0 solved, 165 unsolved
Search for dead transitions found 0 dead transitions in 29307ms
[2026-05-23 10:24:49] [INFO ] Invariant cache hit.
[2026-05-23 10:24:49] [INFO ] Implicit Places using invariants in 61 ms returned []
[2026-05-23 10:24:49] [INFO ] Invariant cache hit.
[2026-05-23 10:24:49] [INFO ] State equation strengthened by 34 read => feed constraints.
[2026-05-23 10:24:49] [INFO ] Implicit Places using invariants and state equation in 273 ms returned []
Implicit Place search using SMT with State Equation took 336 ms to find 0 implicit places.
[2026-05-23 10:24:49] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 76/78 places, 199/201 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 29673 ms. Remains : 76/78 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(p0))'
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Running random walk in product with property : CopsAndRobbers-PT-HRL017X005-LTLFireability-10
Stuttering criterion allowed to conclude after 42 steps with 0 reset in 0 ms.
FORMULA CopsAndRobbers-PT-HRL017X005-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL017X005-LTLFireability-10 finished in 29729 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F(p0)))))'
Support contains 3 out of 78 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 201/201 transitions.
Applied a total of 0 rules in 1 ms. Remains 78 /78 variables (removed 0) 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-11476077972123822433.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1803610112085004014.kers'
[2026-05-23 10:24:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11476077972123822433.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1803610112085004014.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 10:24:49] [INFO ] Computed 20 invariants in 0 ms
Computed 20 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1803610112085004014.kers
Total runtime 1 ms.
[2026-05-23 10:24:49] [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 9514 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 20019 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 29584ms problems are : Problem set: 0 solved, 167 unsolved
Search for dead transitions found 0 dead transitions in 29584ms
[2026-05-23 10:25:19] [INFO ] Invariant cache hit.
[2026-05-23 10:25:19] [INFO ] Implicit Places using invariants in 67 ms returned []
[2026-05-23 10:25:19] [INFO ] Invariant cache hit.
[2026-05-23 10:25:19] [INFO ] State equation strengthened by 34 read => feed constraints.
[2026-05-23 10:25:19] [INFO ] Implicit Places using invariants and state equation in 300 ms returned []
Implicit Place search using SMT with State Equation took 367 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 29955 ms. Remains : 78/78 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(X(F(p0)))))'
Stuttering acceptance computed with spot in 140 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : CopsAndRobbers-PT-HRL017X005-LTLFireability-11
Stuttering criterion allowed to conclude after 12 steps with 0 reset in 0 ms.
FORMULA CopsAndRobbers-PT-HRL017X005-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL017X005-LTLFireability-11 finished in 30121 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 4 out of 78 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 78/78 places, 201/201 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 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 2 place count 77 transition count 200
Applied a total of 2 rules in 12 ms. Remains 77 /78 variables (removed 1) and now considering 200/201 (removed 1) transitions.
Running 166 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-4344793161364067627.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18307444854274429212.kers'
[2026-05-23 10:25:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4344793161364067627.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18307444854274429212.kers]
Culling duplicate invariants (modulo rational): removing 17 columns.
Culled 17 columns in 0 ms.
// Phase 1: matrix 200 rows 60 cols 659 entries
Finished phase 1 with 57 SingleSign rule and 0 generalized
[2026-05-23 10:25:20] [INFO ] Computed 20 invariants in 0 ms
Computed 20 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-18307444854274429212.kers
Total runtime 1 ms.
[2026-05-23 10:25:20] [INFO ] State equation strengthened by 34 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 2 (OVERLAPS) 2/77 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 4 (OVERLAPS) 200/277 variables, 77/97 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/277 variables, 34/131 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/277 variables, 1/132 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/277 variables, 1/133 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/277 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 9 (OVERLAPS) 0/277 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 166 unsolved
No progress, stopping.
After SMT solving in domain Real declared 277/277 variables, and 133 constraints, problems are : Problem set: 0 solved, 166 unsolved in 14445 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 77/77 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 166/166 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 166 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 3 (OVERLAPS) 2/77 variables, 2/21 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/77 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 5 (OVERLAPS) 200/277 variables, 77/98 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/277 variables, 34/132 constraints. Problems are: Problem set: 0 solved, 166 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/277 variables, 166/298 constraints. Problems are: Problem set: 0 solved, 166 unsolved
SMT process timed out in 34519ms, After SMT, problems are : Problem set: 0 solved, 166 unsolved
Search for dead transitions found 0 dead transitions in 34519ms
[2026-05-23 10:25:54] [INFO ] Invariant cache hit.
[2026-05-23 10:25:54] [INFO ] Implicit Places using invariants in 68 ms returned []
[2026-05-23 10:25:54] [INFO ] Invariant cache hit.
[2026-05-23 10:25:54] [INFO ] State equation strengthened by 34 read => feed constraints.
[2026-05-23 10:25:54] [INFO ] Implicit Places using invariants and state equation in 278 ms returned []
Implicit Place search using SMT with State Equation took 349 ms to find 0 implicit places.
[2026-05-23 10:25:54] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 77/78 places, 200/201 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 34888 ms. Remains : 77/78 places, 200/201 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 103 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : CopsAndRobbers-PT-HRL017X005-LTLFireability-12
Stuttering criterion allowed to conclude after 12 steps with 0 reset in 0 ms.
FORMULA CopsAndRobbers-PT-HRL017X005-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL017X005-LTLFireability-12 finished in 35016 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(!F(p0)) U X((X(X(!(p1 U p0))) U p2))))'
Support contains 7 out of 78 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 201/201 transitions.
Applied a total of 0 rules in 3 ms. Remains 78 /78 variables (removed 0) 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-6396351278242073407.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1912974999642021985.kers'
[2026-05-23 10:25:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6396351278242073407.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1912974999642021985.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 10:25:55] [INFO ] Computed 20 invariants in 0 ms
Computed 20 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1912974999642021985.kers
Total runtime 0 ms.
[2026-05-23 10:25:55] [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 9579 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 20011 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 29645ms problems are : Problem set: 0 solved, 167 unsolved
Search for dead transitions found 0 dead transitions in 29645ms
[2026-05-23 10:26:24] [INFO ] Invariant cache hit.
[2026-05-23 10:26:24] [INFO ] Implicit Places using invariants in 62 ms returned []
[2026-05-23 10:26:24] [INFO ] Invariant cache hit.
[2026-05-23 10:26:24] [INFO ] State equation strengthened by 34 read => feed constraints.
[2026-05-23 10:26:25] [INFO ] Implicit Places using invariants and state equation in 259 ms returned []
Implicit Place search using SMT with State Equation took 323 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 29972 ms. Remains : 78/78 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(!F(p0)) U X((X(X(!(p1 U p0))) U p2))))'
Stuttering acceptance computed with spot in 187 ms :[(NOT p2), (NOT p2), p0, p0, p0]
Running random walk in product with property : CopsAndRobbers-PT-HRL017X005-LTLFireability-13
Stuttering criterion allowed to conclude after 15753 steps with 4528 reset in 42 ms.
FORMULA CopsAndRobbers-PT-HRL017X005-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL017X005-LTLFireability-13 finished in 30230 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((!p0 U G(p1))))'
Support contains 4 out of 78 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 201/201 transitions.
Applied a total of 0 rules in 1 ms. Remains 78 /78 variables (removed 0) and now considering 201/201 (removed 0) transitions.
Skipped dead transition search.
[2026-05-23 10:26:25] [INFO ] Invariant cache hit.
[2026-05-23 10:26:25] [INFO ] Implicit Places using invariants in 54 ms returned []
[2026-05-23 10:26:25] [INFO ] Invariant cache hit.
[2026-05-23 10:26:25] [INFO ] State equation strengthened by 34 read => feed constraints.
[2026-05-23 10:26:25] [INFO ] Implicit Places using invariants and state equation in 249 ms returned []
Implicit Place search using SMT with State Equation took 304 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 307 ms. Remains : 78/78 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((!p0 U G(p1))))'
Stuttering acceptance computed with spot in 116 ms :[(NOT p1), (NOT p1), true, (NOT p1)]
Running random walk in product with property : CopsAndRobbers-PT-HRL017X005-LTLFireability-14
Stuttering criterion allowed to conclude after 40 steps with 0 reset in 1 ms.
FORMULA CopsAndRobbers-PT-HRL017X005-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL017X005-LTLFireability-14 finished in 455 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(G(p0)))))'
Support contains 3 out of 78 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 78/78 places, 201/201 transitions.
Applied a total of 0 rules in 3 ms. Remains 78 /78 variables (removed 0) and now considering 201/201 (removed 0) transitions.
Skipped dead transition search.
[2026-05-23 10:26:25] [INFO ] Invariant cache hit.
[2026-05-23 10:26:25] [INFO ] Implicit Places using invariants in 58 ms returned []
[2026-05-23 10:26:25] [INFO ] Invariant cache hit.
[2026-05-23 10:26:25] [INFO ] State equation strengthened by 34 read => feed constraints.
[2026-05-23 10:26:26] [INFO ] Implicit Places using invariants and state equation in 283 ms returned []
Implicit Place search using SMT with State Equation took 343 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 348 ms. Remains : 78/78 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(X(G(p0)))))'
Stuttering acceptance computed with spot in 128 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : CopsAndRobbers-PT-HRL017X005-LTLFireability-15
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA CopsAndRobbers-PT-HRL017X005-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CopsAndRobbers-PT-HRL017X005-LTLFireability-15 finished in 508 ms.
All properties solved by simple procedures.
Total runtime 288912 ms.

BK_STOP 1779531986284

--------------------
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-HRL017X005"
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-HRL017X005, 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-177946967800492"
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 [ "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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;