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-177946967700466.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-CRL023X004, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r066-tall-177946967700466
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 612K
-rw-r--r-- 1 mcc users 9.2K Mar 6 13:33 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K Mar 6 13:33 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Mar 6 13:33 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Mar 6 13:33 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.2K Mar 15 08:34 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 08:34 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.3K Mar 15 08:35 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 08:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 18K Mar 6 13:33 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 151K Mar 6 13:33 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 6 13:33 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 70K Mar 6 13:33 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Mar 15 08:35 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Mar 15 08:35 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 122K 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-CRL023X004-CTLFireability-2024-00
FORMULA_NAME CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-01
FORMULA_NAME CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-02
FORMULA_NAME CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-03
FORMULA_NAME CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-04
FORMULA_NAME CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-05
FORMULA_NAME CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-06
FORMULA_NAME CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-07
FORMULA_NAME CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-08
FORMULA_NAME CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-09
FORMULA_NAME CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-10
FORMULA_NAME CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-11
FORMULA_NAME CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-12
FORMULA_NAME CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-13
FORMULA_NAME CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-14
FORMULA_NAME CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779530311261

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CopsAndRobbers-PT-CRL023X004
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
CTLFireability PT
Running Version 202604301425
[2026-05-23 09:58:32] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-23 09:58:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 09:58:32] [INFO ] Load time of PNML (sax parser for PT used): 64 ms
[2026-05-23 09:58:32] [INFO ] Transformed 125 places.
[2026-05-23 09:58:32] [INFO ] Transformed 165 transitions.
[2026-05-23 09:58:32] [INFO ] Parsed PT model containing 125 places and 165 transitions and 768 arcs in 156 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 13 ms.
Support contains 75 out of 125 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 125/125 places, 165/165 transitions.
Reduce places removed 23 places and 0 transitions.
Iterating post reduction 0 with 23 rules applied. Total rules applied 23 place count 102 transition count 165
Applied a total of 23 rules in 19 ms. Remains 102 /125 variables (removed 23) and now considering 165/165 (removed 0) transitions.
Running 119 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-13180060337678811002.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11459632509072429227.kers'
[2026-05-23 09:58:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13180060337678811002.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11459632509072429227.kers]
Culling duplicate invariants (modulo rational): removing 23 columns.
Culled 23 columns in 0 ms.
// Phase 1: matrix 165 rows 79 cols 469 entries
Finished phase 1 with 76 SingleSign rule and 0 generalized
[2026-05-23 09:58:32] [INFO ] Computed 26 invariants in 0 ms
Computed 26 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-11459632509072429227.kers
Total runtime 1 ms.
[2026-05-23 09:58:32] [INFO ] State equation strengthened by 46 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/100 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/100 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 2 (OVERLAPS) 2/102 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 4 (OVERLAPS) 165/267 variables, 102/128 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/267 variables, 46/174 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/267 variables, 0/174 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 7 (OVERLAPS) 0/267 variables, 0/174 constraints. Problems are: Problem set: 0 solved, 119 unsolved
No progress, stopping.
After SMT solving in domain Real declared 267/267 variables, and 174 constraints, problems are : Problem set: 0 solved, 119 unsolved in 20036 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 102/102 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 119/119 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 119 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/100 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/100 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 2 (OVERLAPS) 2/102 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 4 (OVERLAPS) 165/267 variables, 102/128 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/267 variables, 46/174 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/267 variables, 119/293 constraints. Problems are: Problem set: 0 solved, 119 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 267/267 variables, and 293 constraints, problems are : Problem set: 0 solved, 119 unsolved in 20020 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 102/102 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 119/119 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40224ms problems are : Problem set: 0 solved, 119 unsolved
Search for dead transitions found 0 dead transitions in 40240ms
[2026-05-23 09:59:12] [INFO ] Invariant cache hit.
[2026-05-23 09:59:13] [INFO ] Implicit Places using invariants in 65 ms returned []
[2026-05-23 09:59:13] [INFO ] Invariant cache hit.
[2026-05-23 09:59:13] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 09:59:13] [INFO ] Implicit Places using invariants and state equation in 375 ms returned []
Implicit Place search using SMT with State Equation took 447 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 102/125 places, 165/165 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 40769 ms. Remains : 102/125 places, 165/165 transitions.
Starting structural reductions in LTL mode, iteration 0 : 102/102 places, 165/165 transitions.
Applied a total of 0 rules in 1 ms. Remains 102 /102 variables (removed 0) and now considering 165/165 (removed 0) transitions.
Skipped dead transition search.
[2026-05-23 09:59:13] [INFO ] Invariant cache hit.
[2026-05-23 09:59:13] [INFO ] Implicit Places using invariants in 48 ms returned []
[2026-05-23 09:59:13] [INFO ] Invariant cache hit.
[2026-05-23 09:59:13] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 09:59:13] [INFO ] Implicit Places using invariants and state equation in 366 ms returned []
Implicit Place search using SMT with State Equation took 416 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 418 ms. Remains : 102/102 places, 165/165 transitions.
Support contains 75 out of 102 places after structural reductions.
[2026-05-23 09:59:14] [INFO ] Flatten gal took : 32 ms
[2026-05-23 09:59:14] [INFO ] Flatten gal took : 14 ms
[2026-05-23 09:59:14] [INFO ] Input system was already deterministic with 165 transitions.
Reduction of identical properties reduced properties to check from 55 to 54
RANDOM walk for 40000 steps (8 resets) in 1510 ms. (26 steps per ms) remains 24/54 properties
BEST_FIRST walk for 4004 steps (21 resets) in 28 ms. (138 steps per ms) remains 23/24 properties
BEST_FIRST walk for 4004 steps (11 resets) in 39 ms. (100 steps per ms) remains 22/23 properties
BEST_FIRST walk for 4003 steps (20 resets) in 26 ms. (148 steps per ms) remains 21/22 properties
BEST_FIRST walk for 4002 steps (9 resets) in 42 ms. (93 steps per ms) remains 20/21 properties
BEST_FIRST walk for 4002 steps (11 resets) in 57 ms. (69 steps per ms) remains 18/20 properties
BEST_FIRST walk for 4001 steps (9 resets) in 27 ms. (142 steps per ms) remains 17/18 properties
BEST_FIRST walk for 4004 steps (10 resets) in 15 ms. (250 steps per ms) remains 14/17 properties
BEST_FIRST walk for 4003 steps (9 resets) in 22 ms. (174 steps per ms) remains 13/14 properties
BEST_FIRST walk for 4003 steps (9 resets) in 39 ms. (100 steps per ms) remains 11/13 properties
BEST_FIRST walk for 4002 steps (9 resets) in 49 ms. (80 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4003 steps (11 resets) in 29 ms. (133 steps per ms) remains 10/11 properties
BEST_FIRST walk for 4003 steps (9 resets) in 27 ms. (142 steps per ms) remains 9/10 properties
BEST_FIRST walk for 4002 steps (9 resets) in 62 ms. (63 steps per ms) remains 9/9 properties
BEST_FIRST walk for 4001 steps (11 resets) in 20 ms. (190 steps per ms) remains 8/9 properties
BEST_FIRST walk for 4004 steps (20 resets) in 16 ms. (235 steps per ms) remains 7/8 properties
BEST_FIRST walk for 4004 steps (10 resets) in 12 ms. (308 steps per ms) remains 6/7 properties
BEST_FIRST walk for 4002 steps (11 resets) in 16 ms. (235 steps per ms) remains 6/6 properties
[2026-05-23 09:59:14] [INFO ] Invariant cache hit.
[2026-05-23 09:59:14] [INFO ] State equation strengthened by 46 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/23 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Problem AtomicPropp6 is UNSAT
Problem AtomicPropp28 is UNSAT
At refinement iteration 2 (OVERLAPS) 26/49 variables, 11/12 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/49 variables, 0/12 constraints. Problems are: Problem set: 2 solved, 4 unsolved
Problem AtomicPropp15 is UNSAT
At refinement iteration 4 (OVERLAPS) 14/63 variables, 14/26 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/63 variables, 0/26 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 126/189 variables, 63/89 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/189 variables, 7/96 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/189 variables, 0/96 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 78/267 variables, 39/135 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/267 variables, 39/174 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/267 variables, 0/174 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 0/267 variables, 0/174 constraints. Problems are: Problem set: 3 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 267/267 variables, and 174 constraints, problems are : Problem set: 3 solved, 3 unsolved in 637 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 102/102 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 29/43 variables, 9/9 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 20/29 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 0/29 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 17/60 variables, 17/46 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/46 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 123/183 variables, 60/106 constraints. Problems are: Problem set: 3 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/183 variables, 4/110 constraints. Problems are: Problem set: 3 solved, 3 unsolved
Problem AtomicPropp38 is UNSAT
At refinement iteration 8 (INCLUDED_ONLY) 0/183 variables, 1/111 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/183 variables, 0/111 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 84/267 variables, 42/153 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/267 variables, 42/195 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/267 variables, 2/197 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/267 variables, 0/197 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 0/267 variables, 0/197 constraints. Problems are: Problem set: 4 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 267/267 variables, and 197 constraints, problems are : Problem set: 4 solved, 2 unsolved in 2575 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 102/102 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 2/6 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 3222ms problems are : Problem set: 4 solved, 2 unsolved
Parikh walk visited 0 properties in 184 ms.
Support contains 11 out of 102 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 102/102 places, 165/165 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 101 transition count 164
Applied a total of 2 rules in 18 ms. Remains 101 /102 variables (removed 1) and now considering 164/165 (removed 1) transitions.
Running 118 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-6256511935223094419.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12266080011973634248.kers'
[2026-05-23 09:59:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6256511935223094419.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12266080011973634248.kers]
Culling duplicate invariants (modulo rational): removing 23 columns.
Culled 23 columns in 0 ms.
// Phase 1: matrix 164 rows 78 cols 467 entries
Finished phase 1 with 75 SingleSign rule and 0 generalized
[2026-05-23 09:59:18] [INFO ] Computed 26 invariants in 0 ms
Computed 26 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-12266080011973634248.kers
Total runtime 3 ms.
[2026-05-23 09:59:18] [INFO ] State equation strengthened by 46 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/99 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 2 (OVERLAPS) 2/101 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 4 (OVERLAPS) 164/265 variables, 101/127 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/265 variables, 46/173 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/265 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 7 (OVERLAPS) 0/265 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 118 unsolved
No progress, stopping.
After SMT solving in domain Real declared 265/265 variables, and 173 constraints, problems are : Problem set: 0 solved, 118 unsolved in 19391 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 101/101 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 118/118 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 118 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/99 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 2 (OVERLAPS) 2/101 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 4 (OVERLAPS) 164/265 variables, 101/127 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/265 variables, 46/173 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/265 variables, 118/291 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 265/265 variables, and 291 constraints, problems are : Problem set: 0 solved, 118 unsolved in 20026 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 101/101 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 118/118 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 39453ms problems are : Problem set: 0 solved, 118 unsolved
Search for dead transitions found 0 dead transitions in 39454ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 39474 ms. Remains : 101/102 places, 164/165 transitions.
RANDOM walk for 40005 steps (8 resets) in 369 ms. (108 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (228 resets) in 99 ms. (400 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (9 resets) in 141 ms. (281 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 705939 steps, run timeout after 3001 ms. (steps per millisecond=235 ) properties seen :0 out of 2
Probabilistic random walk after 705939 steps, saw 243766 distinct states, run finished after 3007 ms. (steps per millisecond=234 ) properties seen :0
[2026-05-23 10:00:00] [INFO ] Invariant cache hit.
[2026-05-23 10:00:00] [INFO ] State equation strengthened by 46 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 29/40 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 18/58 variables, 18/26 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/58 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 121/179 variables, 58/84 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/179 variables, 3/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/179 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 86/265 variables, 43/130 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/265 variables, 43/173 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/265 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/265 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 265/265 variables, and 173 constraints, problems are : Problem set: 0 solved, 2 unsolved in 378 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 101/101 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 29/40 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 15/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/40 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 18/58 variables, 18/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/58 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 121/179 variables, 58/99 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/179 variables, 3/102 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/179 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 86/265 variables, 43/145 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/265 variables, 43/188 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/265 variables, 2/190 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/265 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/265 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 265/265 variables, and 190 constraints, problems are : Problem set: 0 solved, 2 unsolved in 9001 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 101/101 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 15/15 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9385ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 191 ms.
Support contains 11 out of 101 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 101/101 places, 164/164 transitions.
Applied a total of 0 rules in 6 ms. Remains 101 /101 variables (removed 0) and now considering 164/164 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 101/101 places, 164/164 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 101/101 places, 164/164 transitions.
Applied a total of 0 rules in 5 ms. Remains 101 /101 variables (removed 0) and now considering 164/164 (removed 0) transitions.
[2026-05-23 10:00:10] [INFO ] Invariant cache hit.
[2026-05-23 10:00:10] [INFO ] Implicit Places using invariants in 77 ms returned []
[2026-05-23 10:00:10] [INFO ] Invariant cache hit.
[2026-05-23 10:00:10] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 10:00:11] [INFO ] Implicit Places using invariants and state equation in 750 ms returned []
Implicit Place search using SMT with State Equation took 829 ms to find 0 implicit places.
[2026-05-23 10:00:11] [INFO ] Redundant transitions in 7 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 845 ms. Remains : 101/101 places, 164/164 transitions.
Attempting over-approximation, by ignoring read arcs.
Drop transitions (Empty/Sink Transition effects.) removed 43 transitions
Reduce isomorphic transitions removed 43 transitions.
Iterating post reduction 0 with 43 rules applied. Total rules applied 43 place count 101 transition count 121
Applied a total of 43 rules in 8 ms. Remains 101 /101 variables (removed 0) and now considering 121/164 (removed 43) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11911648768244729588.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8476404853970147033.kers'
[2026-05-23 10:00:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11911648768244729588.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8476404853970147033.kers]
Culling duplicate invariants (modulo rational): removing 23 columns.
Culled 23 columns in 0 ms.
// Phase 1: matrix 121 rows 78 cols 424 entries
Finished phase 1 with 75 SingleSign rule and 0 generalized
[2026-05-23 10:00:11] [INFO ] Computed 26 invariants in 0 ms
Computed 26 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-8476404853970147033.kers
Total runtime 1 ms.
[2026-05-23 10:00:11] [INFO ] [Real]Absence check using 26 positive place invariants in 4 ms returned sat
[2026-05-23 10:00:11] [INFO ] After 92ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-23 10:00:11] [INFO ] [Nat]Absence check using 26 positive place invariants in 4 ms returned sat
[2026-05-23 10:00:11] [INFO ] After 88ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2026-05-23 10:00:12] [INFO ] After 799ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2026-05-23 10:00:12] [INFO ] After 901ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Over-approximation ignoring read arcs solved 0 properties in 1024 ms.
Successfully simplified 4 atomic propositions for a total of 16 simplifications.
[2026-05-23 10:00:12] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2026-05-23 10:00:12] [INFO ] Flatten gal took : 11 ms
FORMULA CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-23 10:00:12] [INFO ] Flatten gal took : 10 ms
[2026-05-23 10:00:12] [INFO ] Input system was already deterministic with 165 transitions.
Support contains 62 out of 102 places (down from 71) after GAL structural reductions.
Computed a total of 4 stabilizing places and 47 stable transitions
Starting structural reductions in LTL mode, iteration 0 : 102/102 places, 165/165 transitions.
Applied a total of 0 rules in 3 ms. Remains 102 /102 variables (removed 0) and now considering 165/165 (removed 0) transitions.
Running 119 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-14948582355480906144.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12111395023949686664.kers'
[2026-05-23 10:00:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14948582355480906144.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12111395023949686664.kers]
Culling duplicate invariants (modulo rational): removing 23 columns.
Culled 23 columns in 0 ms.
// Phase 1: matrix 165 rows 79 cols 469 entries
Finished phase 1 with 76 SingleSign rule and 0 generalized
[2026-05-23 10:00:12] [INFO ] Computed 26 invariants in 0 ms
Computed 26 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-12111395023949686664.kers
Total runtime 1 ms.
[2026-05-23 10:00:12] [INFO ] State equation strengthened by 46 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/100 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/100 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 2 (OVERLAPS) 2/102 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 4 (OVERLAPS) 165/267 variables, 102/128 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/267 variables, 46/174 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/267 variables, 0/174 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 7 (OVERLAPS) 0/267 variables, 0/174 constraints. Problems are: Problem set: 0 solved, 119 unsolved
No progress, stopping.
After SMT solving in domain Real declared 267/267 variables, and 174 constraints, problems are : Problem set: 0 solved, 119 unsolved in 19627 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 102/102 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 119/119 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 119 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/100 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/100 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 2 (OVERLAPS) 2/102 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 4 (OVERLAPS) 165/267 variables, 102/128 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/267 variables, 46/174 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/267 variables, 119/293 constraints. Problems are: Problem set: 0 solved, 119 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 267/267 variables, and 293 constraints, problems are : Problem set: 0 solved, 119 unsolved in 20015 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 102/102 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 119/119 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 39674ms problems are : Problem set: 0 solved, 119 unsolved
Search for dead transitions found 0 dead transitions in 39675ms
[2026-05-23 10:00:52] [INFO ] Invariant cache hit.
[2026-05-23 10:00:52] [INFO ] Implicit Places using invariants in 84 ms returned []
[2026-05-23 10:00:52] [INFO ] Invariant cache hit.
[2026-05-23 10:00:52] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 10:00:53] [INFO ] Implicit Places using invariants and state equation in 932 ms returned []
Implicit Place search using SMT with State Equation took 1019 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 40697 ms. Remains : 102/102 places, 165/165 transitions.
[2026-05-23 10:00:53] [INFO ] Flatten gal took : 9 ms
[2026-05-23 10:00:53] [INFO ] Flatten gal took : 8 ms
[2026-05-23 10:00:53] [INFO ] Input system was already deterministic with 165 transitions.
[2026-05-23 10:00:53] [INFO ] Flatten gal took : 8 ms
[2026-05-23 10:00:53] [INFO ] Flatten gal took : 9 ms
[2026-05-23 10:00:53] [INFO ] Time to serialize gal into /tmp/CTLFireability13642090867711987336.gal : 4 ms
[2026-05-23 10:00:53] [INFO ] Time to serialize properties into /tmp/CTLFireability8608608256850857109.ctl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability13642090867711987336.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability8608608256850857109.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.03766e+07,2.30873,69104,2,13166,5,285473,6,0,574,299279,0


Converting to forward existential form...Done !
original formula: AG(A(AG(AX((pl_init_cops>=1))) U !((((pl_finalizing>=1)&&(pl_robber_absent_n9>=1))&&(pl_incoming_cops_n9>=1)))))
=> equivalent forward existential formula: ([(EY(FwdU((FwdU(FwdU(Init,TRUE),!(!((((pl_finalizing>=1)&&(pl_robber_absent_n9>=1))&&(pl_incoming_cops_n9>=1)))...397
Hit Full ! (commute/partial/dont) 135/58/30
Hit Full ! (commute/partial/dont) 135/58/30
Detected timeout of ITS tools.
[2026-05-23 10:01:23] [INFO ] Flatten gal took : 8 ms
[2026-05-23 10:01:23] [INFO ] Applying decomposition
[2026-05-23 10:01:23] [INFO ] Flatten gal took : 7 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph9452929507581573567.txt' '-o' '/tmp/graph9452929507581573567.bin' '-w' '/tmp/graph9452929507581573567.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9452929507581573567.bin' '-l' '-1' '-v' '-w' '/tmp/graph9452929507581573567.weights' '-q' '0' '-e' '0.001'
[2026-05-23 10:01:23] [INFO ] Decomposing Gal with order
[2026-05-23 10:01:23] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 10:01:23] [INFO ] Removed a total of 169 redundant transitions.
[2026-05-23 10:01:23] [INFO ] Flatten gal took : 58 ms
[2026-05-23 10:01:23] [INFO ] Fuse similar labels procedure discarded/fused a total of 42 labels/synchronizations in 8 ms.
[2026-05-23 10:01:23] [INFO ] Time to serialize gal into /tmp/CTLFireability13867451645895240949.gal : 4 ms
[2026-05-23 10:01:23] [INFO ] Time to serialize properties into /tmp/CTLFireability8379513147722669669.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability13867451645895240949.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability8379513147722669669.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...263
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.03766e+07,25.262,424744,5360,755,306907,16994,457,3.14237e+06,64,272692,0


Converting to forward existential form...Done !
Detected timeout of ITS tools.
Starting structural reductions in SI_CTL mode, iteration 0 : 102/102 places, 165/165 transitions.
Applied a total of 0 rules in 7 ms. Remains 102 /102 variables (removed 0) and now considering 165/165 (removed 0) transitions.
Skipped dead transition search.
[2026-05-23 10:01:53] [INFO ] Invariant cache hit.
[2026-05-23 10:01:53] [INFO ] Implicit Places using invariants in 116 ms returned []
[2026-05-23 10:01:53] [INFO ] Invariant cache hit.
[2026-05-23 10:01:53] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 10:01:54] [INFO ] Implicit Places using invariants and state equation in 679 ms returned []
Implicit Place search using SMT with State Equation took 798 ms to find 0 implicit places.
[2026-05-23 10:01:54] [INFO ] Redundant transitions in 4 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_CTL mode , in 1 iterations and 815 ms. Remains : 102/102 places, 165/165 transitions.
[2026-05-23 10:01:54] [INFO ] Flatten gal took : 9 ms
[2026-05-23 10:01:54] [INFO ] Flatten gal took : 8 ms
[2026-05-23 10:01:54] [INFO ] Input system was already deterministic with 165 transitions.
[2026-05-23 10:01:54] [INFO ] Flatten gal took : 8 ms
[2026-05-23 10:01:54] [INFO ] Flatten gal took : 10 ms
[2026-05-23 10:01:54] [INFO ] Time to serialize gal into /tmp/CTLFireability6072481723941570469.gal : 2 ms
[2026-05-23 10:01:54] [INFO ] Time to serialize properties into /tmp/CTLFireability5928701434348784798.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability6072481723941570469.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability5928701434348784798.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.03766e+07,2.00751,68332,2,13166,5,285473,6,0,574,299279,0


Converting to forward existential form...Done !
original formula: AG((AG(EF((((pl_start_cops>=1)&&(pl_cops_n15>=1))&&(pl_robber_absent_n15>=1)))) + AG(EF((((pl_cops_n4>=1)&&(pl_robber_here_n4>=1))&&(pl_f...178
=> equivalent forward existential formula: [(FwdU((FwdU(Init,TRUE) * !(!(E(TRUE U !(E(TRUE U (((pl_start_cops>=1)&&(pl_cops_n15>=1))&&(pl_robber_absent_n15...266
Reverse transition relation is NOT exact ! Due to transitions t1, t4, t5, t7, t9, t10, t12, t14, t15, t17, t19, t20, t22, t24, t25, t27, t29, t30, t32, t34...517
Detected timeout of ITS tools.
[2026-05-23 10:02:24] [INFO ] Flatten gal took : 11 ms
[2026-05-23 10:02:24] [INFO ] Applying decomposition
[2026-05-23 10:02:24] [INFO ] Flatten gal took : 6 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph9292664169006929361.txt' '-o' '/tmp/graph9292664169006929361.bin' '-w' '/tmp/graph9292664169006929361.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9292664169006929361.bin' '-l' '-1' '-v' '-w' '/tmp/graph9292664169006929361.weights' '-q' '0' '-e' '0.001'
[2026-05-23 10:02:24] [INFO ] Decomposing Gal with order
[2026-05-23 10:02:24] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 10:02:24] [INFO ] Removed a total of 171 redundant transitions.
[2026-05-23 10:02:24] [INFO ] Flatten gal took : 13 ms
[2026-05-23 10:02:24] [INFO ] Fuse similar labels procedure discarded/fused a total of 47 labels/synchronizations in 8 ms.
[2026-05-23 10:02:24] [INFO ] Time to serialize gal into /tmp/CTLFireability15547113849425446104.gal : 4 ms
[2026-05-23 10:02:24] [INFO ] Time to serialize properties into /tmp/CTLFireability8517055664178319209.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability15547113849425446104.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability8517055664178319209.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...263
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
Starting structural reductions in LTL mode, iteration 0 : 102/102 places, 165/165 transitions.
Applied a total of 0 rules in 8 ms. Remains 102 /102 variables (removed 0) and now considering 165/165 (removed 0) transitions.
Skipped dead transition search.
[2026-05-23 10:02:54] [INFO ] Invariant cache hit.
[2026-05-23 10:02:54] [INFO ] Implicit Places using invariants in 95 ms returned []
[2026-05-23 10:02:54] [INFO ] Invariant cache hit.
[2026-05-23 10:02:54] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 10:02:55] [INFO ] Implicit Places using invariants and state equation in 1172 ms returned []
Implicit Place search using SMT with State Equation took 1268 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1277 ms. Remains : 102/102 places, 165/165 transitions.
[2026-05-23 10:02:55] [INFO ] Flatten gal took : 11 ms
[2026-05-23 10:02:55] [INFO ] Flatten gal took : 5 ms
[2026-05-23 10:02:55] [INFO ] Input system was already deterministic with 165 transitions.
[2026-05-23 10:02:55] [INFO ] Flatten gal took : 5 ms
[2026-05-23 10:02:55] [INFO ] Flatten gal took : 5 ms
[2026-05-23 10:02:55] [INFO ] Time to serialize gal into /tmp/CTLFireability6018006891103639451.gal : 1 ms
[2026-05-23 10:02:55] [INFO ] Time to serialize properties into /tmp/CTLFireability10038090207010078388.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability6018006891103639451.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10038090207010078388.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.03766e+07,2.10734,69016,2,13166,5,285473,6,0,574,299279,0


Converting to forward existential form...Done !
original formula: EF(EX(((AG(((pl_init_robber>=1)&&(pl_robber_absent_n19>=1))) * (((pl_robber_here_n1>=1)&&(pl_incoming_cops_n1>=1))||((pl_init_robber>=1)&...259
=> equivalent forward existential formula: [(((EY(FwdU(Init,TRUE)) * ((pl_init_cops>=1)||((pl_init_robber>=1)&&(pl_robber_absent_n20>=1)))) * (((pl_robber_...323
Reverse transition relation is NOT exact ! Due to transitions t1, t4, t5, t7, t9, t10, t12, t14, t15, t17, t19, t20, t22, t24, t25, t27, t29, t30, t32, t34...517
(forward)formula 0,0,9.00448,252428,1,0,345,1.31196e+06,352,125,4645,772930,343
FORMULA CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 102/102 places, 165/165 transitions.
Applied a total of 0 rules in 2 ms. Remains 102 /102 variables (removed 0) and now considering 165/165 (removed 0) transitions.
Skipped dead transition search.
[2026-05-23 10:03:05] [INFO ] Invariant cache hit.
[2026-05-23 10:03:05] [INFO ] Implicit Places using invariants in 70 ms returned []
[2026-05-23 10:03:05] [INFO ] Invariant cache hit.
[2026-05-23 10:03:05] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 10:03:05] [INFO ] Implicit Places using invariants and state equation in 853 ms returned []
Implicit Place search using SMT with State Equation took 926 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 928 ms. Remains : 102/102 places, 165/165 transitions.
[2026-05-23 10:03:05] [INFO ] Flatten gal took : 10 ms
[2026-05-23 10:03:05] [INFO ] Flatten gal took : 5 ms
[2026-05-23 10:03:05] [INFO ] Input system was already deterministic with 165 transitions.
[2026-05-23 10:03:05] [INFO ] Flatten gal took : 4 ms
[2026-05-23 10:03:05] [INFO ] Flatten gal took : 4 ms
[2026-05-23 10:03:06] [INFO ] Time to serialize gal into /tmp/CTLFireability6112366331353144287.gal : 1 ms
[2026-05-23 10:03:06] [INFO ] Time to serialize properties into /tmp/CTLFireability13658375002710665431.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability6112366331353144287.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability13658375002710665431.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.03766e+07,2.37714,68128,2,13166,5,285473,6,0,574,299279,0


Converting to forward existential form...Done !
original formula: E(EF(EG(EX(((((pl_start_cops>=1)&&(pl_cops_n3>=1))&&(pl_robber_absent_n3>=1))||(((pl_finalizing>=1)&&(pl_robber_absent_n12>=1))&&(pl_inco...257
=> equivalent forward existential formula: [(FwdU(Init,E(TRUE U EG(EX(((((pl_start_cops>=1)&&(pl_cops_n3>=1))&&(pl_robber_absent_n3>=1))||(((pl_finalizing>...309
Reverse transition relation is NOT exact ! Due to transitions t1, t4, t5, t7, t9, t10, t12, t14, t15, t17, t19, t20, t22, t24, t25, t27, t29, t30, t32, t34...517
Using saturation style SCC detection
(forward)formula 0,0,15.0102,356532,1,0,407,1.8597e+06,362,154,4701,1.2951e+06,405
FORMULA CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-04 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 102/102 places, 165/165 transitions.
Applied a total of 0 rules in 2 ms. Remains 102 /102 variables (removed 0) and now considering 165/165 (removed 0) transitions.
Skipped dead transition search.
[2026-05-23 10:03:21] [INFO ] Invariant cache hit.
[2026-05-23 10:03:21] [INFO ] Implicit Places using invariants in 76 ms returned []
[2026-05-23 10:03:21] [INFO ] Invariant cache hit.
[2026-05-23 10:03:21] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 10:03:22] [INFO ] Implicit Places using invariants and state equation in 1028 ms returned []
Implicit Place search using SMT with State Equation took 1105 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1108 ms. Remains : 102/102 places, 165/165 transitions.
[2026-05-23 10:03:22] [INFO ] Flatten gal took : 9 ms
[2026-05-23 10:03:22] [INFO ] Flatten gal took : 4 ms
[2026-05-23 10:03:22] [INFO ] Input system was already deterministic with 165 transitions.
[2026-05-23 10:03:22] [INFO ] Flatten gal took : 4 ms
[2026-05-23 10:03:22] [INFO ] Flatten gal took : 8 ms
[2026-05-23 10:03:22] [INFO ] Time to serialize gal into /tmp/CTLFireability17180960822313565023.gal : 2 ms
[2026-05-23 10:03:22] [INFO ] Time to serialize properties into /tmp/CTLFireability11521685439882970918.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability17180960822313565023.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability11521685439882970918.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.03766e+07,2.13102,68868,2,13166,5,285473,6,0,574,299279,0


Converting to forward existential form...Done !
original formula: AF(AX(!(A(AF((((pl_finalizing>=1)&&(pl_robber_absent_n1>=1))&&(pl_incoming_cops_n1>=1))) U E((pl_init_cops>=1) U ((pl_cops_n6>=1)&&(pl_ro...177
=> equivalent forward existential formula: [FwdG(Init,!(!(EX(!(!(!((E(!(E((pl_init_cops>=1) U ((pl_cops_n6>=1)&&(pl_robber_here_n6>=1)))) U (!(!(EG(!((((pl...391
Reverse transition relation is NOT exact ! Due to transitions t1, t4, t5, t7, t9, t10, t12, t14, t15, t17, t19, t20, t22, t24, t25, t27, t29, t30, t32, t34...517
Detected timeout of ITS tools.
[2026-05-23 10:03:52] [INFO ] Flatten gal took : 4 ms
[2026-05-23 10:03:52] [INFO ] Applying decomposition
[2026-05-23 10:03:52] [INFO ] Flatten gal took : 4 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph4116839643663621591.txt' '-o' '/tmp/graph4116839643663621591.bin' '-w' '/tmp/graph4116839643663621591.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4116839643663621591.bin' '-l' '-1' '-v' '-w' '/tmp/graph4116839643663621591.weights' '-q' '0' '-e' '0.001'
[2026-05-23 10:03:52] [INFO ] Decomposing Gal with order
[2026-05-23 10:03:52] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 10:03:52] [INFO ] Removed a total of 172 redundant transitions.
[2026-05-23 10:03:52] [INFO ] Flatten gal took : 15 ms
[2026-05-23 10:03:52] [INFO ] Fuse similar labels procedure discarded/fused a total of 57 labels/synchronizations in 6 ms.
[2026-05-23 10:03:52] [INFO ] Time to serialize gal into /tmp/CTLFireability4480168425650697308.gal : 2 ms
[2026-05-23 10:03:52] [INFO ] Time to serialize properties into /tmp/CTLFireability1900632900001245591.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability4480168425650697308.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability1900632900001245591.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...262
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.03766e+07,22.6266,401536,3352,365,434341,12735,479,1.88894e+06,60,124704,0


Converting to forward existential form...Done !
original formula: AF(AX(!(A(AF((((i5.i0.u3.pl_finalizing>=1)&&(i10.i0.u5.pl_robber_absent_n1>=1))&&(i10.i0.u32.pl_incoming_cops_n1>=1))) U E((i0.u0.pl_init...226
=> equivalent forward existential formula: [FwdG(Init,!(!(EX(!(!(!((E(!(E((i0.u0.pl_init_cops>=1) U ((i0.u0.pl_cops_n6>=1)&&(i6.u10.pl_robber_here_n6>=1)))...478
Reverse transition relation is NOT exact ! Due to transitions t1, t7, t10, t12, t17, t20, t22, t27, t29, t30, t32, t37, t40, t42, t47, t49, t50, t52, t57, ...625
Detected timeout of ITS tools.
Starting structural reductions in SI_CTL mode, iteration 0 : 102/102 places, 165/165 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 101 transition count 164
Applied a total of 2 rules in 10 ms. Remains 101 /102 variables (removed 1) and now considering 164/165 (removed 1) transitions.
Running 118 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-8468321964429366777.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2870863932936892942.kers'
[2026-05-23 10:04:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8468321964429366777.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2870863932936892942.kers]
Culling duplicate invariants (modulo rational): removing 23 columns.
Culled 23 columns in 0 ms.
// Phase 1: matrix 164 rows 78 cols 467 entries
Finished phase 1 with 75 SingleSign rule and 0 generalized
[2026-05-23 10:04:22] [INFO ] Computed 26 invariants in 0 ms
Computed 26 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2870863932936892942.kers
Total runtime 0 ms.
[2026-05-23 10:04:22] [INFO ] State equation strengthened by 46 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/99 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 2 (OVERLAPS) 2/101 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 4 (OVERLAPS) 164/265 variables, 101/127 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/265 variables, 46/173 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/265 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 7 (OVERLAPS) 0/265 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 118 unsolved
No progress, stopping.
After SMT solving in domain Real declared 265/265 variables, and 173 constraints, problems are : Problem set: 0 solved, 118 unsolved in 19006 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 101/101 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 118/118 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 118 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/99 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 2 (OVERLAPS) 2/101 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 4 (OVERLAPS) 164/265 variables, 101/127 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/265 variables, 46/173 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/265 variables, 118/291 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 265/265 variables, and 291 constraints, problems are : Problem set: 0 solved, 118 unsolved in 20013 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 101/101 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 118/118 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 39048ms problems are : Problem set: 0 solved, 118 unsolved
Search for dead transitions found 0 dead transitions in 39048ms
[2026-05-23 10:05:01] [INFO ] Invariant cache hit.
[2026-05-23 10:05:01] [INFO ] Implicit Places using invariants in 81 ms returned []
[2026-05-23 10:05:01] [INFO ] Invariant cache hit.
[2026-05-23 10:05:01] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 10:05:02] [INFO ] Implicit Places using invariants and state equation in 1161 ms returned []
Implicit Place search using SMT with State Equation took 1244 ms to find 0 implicit places.
[2026-05-23 10:05:02] [INFO ] Redundant transitions in 11 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_CTL mode, iteration 1 : 101/102 places, 164/165 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 40320 ms. Remains : 101/102 places, 164/165 transitions.
[2026-05-23 10:05:02] [INFO ] Flatten gal took : 6 ms
[2026-05-23 10:05:02] [INFO ] Flatten gal took : 4 ms
[2026-05-23 10:05:02] [INFO ] Input system was already deterministic with 164 transitions.
RANDOM walk for 518 steps (0 resets) in 6 ms. (74 steps per ms) remains 0/1 properties
FORMULA CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-23 10:05:02] [INFO ] Flatten gal took : 4 ms
[2026-05-23 10:05:02] [INFO ] Flatten gal took : 8 ms
[2026-05-23 10:05:02] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15064278905719920860.gal : 3 ms
[2026-05-23 10:05:02] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14101108364563486710.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15064278905719920860.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14101108364563486710.prop' '--nowitness' '--gen-order' 'FOLLOW'

ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 102/102 places, 165/165 transitions.
Applied a total of 0 rules in 1 ms. Remains 102 /102 variables (removed 0) and now considering 165/165 (removed 0) transitions.
Running 119 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-10934687197056206822.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9903571854364446607.kers'
[2026-05-23 10:05:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10934687197056206822.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9903571854364446607.kers]
Culling duplicate invariants (modulo rational): removing 23 columns.
Culled 23 columns in 0 ms.
// Phase 1: matrix 165 rows 79 cols 469 entries
Finished phase 1 with 76 SingleSign rule and 0 generalized
[2026-05-23 10:05:02] [INFO ] Computed 26 invariants in 0 ms
Computed 26 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-9903571854364446607.kers
Total runtime 1 ms.
[2026-05-23 10:05:02] [INFO ] State equation strengthened by 46 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/100 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/100 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 2 (OVERLAPS) 2/102 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 4 (OVERLAPS) 165/267 variables, 102/128 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/267 variables, 46/174 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/267 variables, 0/174 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 7 (OVERLAPS) 0/267 variables, 0/174 constraints. Problems are: Problem set: 0 solved, 119 unsolved
No progress, stopping.
After SMT solving in domain Real declared 267/267 variables, and 174 constraints, problems are : Problem set: 0 solved, 119 unsolved in 19660 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 102/102 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 119/119 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 119 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/100 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/100 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 2 (OVERLAPS) 2/102 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/102 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 4 (OVERLAPS) 165/267 variables, 102/128 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/267 variables, 46/174 constraints. Problems are: Problem set: 0 solved, 119 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/267 variables, 119/293 constraints. Problems are: Problem set: 0 solved, 119 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 267/267 variables, and 293 constraints, problems are : Problem set: 0 solved, 119 unsolved in 20010 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 102/102 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 119/119 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 39697ms problems are : Problem set: 0 solved, 119 unsolved
Search for dead transitions found 0 dead transitions in 39697ms
[2026-05-23 10:05:42] [INFO ] Invariant cache hit.
[2026-05-23 10:05:42] [INFO ] Implicit Places using invariants in 61 ms returned []
[2026-05-23 10:05:42] [INFO ] Invariant cache hit.
[2026-05-23 10:05:42] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 10:05:43] [INFO ] Implicit Places using invariants and state equation in 825 ms returned []
Implicit Place search using SMT with State Equation took 887 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 40586 ms. Remains : 102/102 places, 165/165 transitions.
[2026-05-23 10:05:43] [INFO ] Flatten gal took : 7 ms
[2026-05-23 10:05:43] [INFO ] Flatten gal took : 4 ms
[2026-05-23 10:05:43] [INFO ] Input system was already deterministic with 165 transitions.
[2026-05-23 10:05:43] [INFO ] Flatten gal took : 3 ms
[2026-05-23 10:05:43] [INFO ] Flatten gal took : 3 ms
[2026-05-23 10:05:43] [INFO ] Time to serialize gal into /tmp/CTLFireability12259692703660250579.gal : 1 ms
[2026-05-23 10:05:43] [INFO ] Time to serialize properties into /tmp/CTLFireability8226939119089964618.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability12259692703660250579.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability8226939119089964618.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.03766e+07,2.53627,69108,2,13166,5,285473,6,0,574,299279,0


Converting to forward existential form...Done !
original formula: (EX(((A(!(A((((pl_finalizing>=1)&&(pl_robber_absent_n22>=1))&&(pl_incoming_cops_n22>=1)) U ((pl_robber_here_n23>=1)&&(pl_incoming_cops_n2...824
=> equivalent forward existential formula: ((([((EY(Init) * !(EG(!((((!(EX(!((((pl_start_cops>=1)&&(pl_cops_n12>=1))&&(pl_robber_absent_n12>=1))))) * (pl_s...1667
Reverse transition relation is NOT exact ! Due to transitions t1, t4, t5, t7, t9, t10, t12, t14, t15, t17, t19, t20, t22, t24, t25, t27, t29, t30, t32, t34...517
Using saturation style SCC detection
Detected timeout of ITS tools.
[2026-05-23 10:06:13] [INFO ] Flatten gal took : 10 ms
[2026-05-23 10:06:13] [INFO ] Applying decomposition
[2026-05-23 10:06:13] [INFO ] Flatten gal took : 4 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph789552005133174976.txt' '-o' '/tmp/graph789552005133174976.bin' '-w' '/tmp/graph789552005133174976.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph789552005133174976.bin' '-l' '-1' '-v' '-w' '/tmp/graph789552005133174976.weights' '-q' '0' '-e' '0.001'
[2026-05-23 10:06:13] [INFO ] Decomposing Gal with order
[2026-05-23 10:06:13] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 10:06:13] [INFO ] Removed a total of 170 redundant transitions.
[2026-05-23 10:06:13] [INFO ] Flatten gal took : 10 ms
[2026-05-23 10:06:13] [INFO ] Fuse similar labels procedure discarded/fused a total of 38 labels/synchronizations in 4 ms.
[2026-05-23 10:06:13] [INFO ] Time to serialize gal into /tmp/CTLFireability4570366969029411715.gal : 2 ms
[2026-05-23 10:06:13] [INFO ] Time to serialize properties into /tmp/CTLFireability15373744468089088768.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability4570366969029411715.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability15373744468089088768.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...263
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
Starting structural reductions in LTL mode, iteration 0 : 102/102 places, 165/165 transitions.
Applied a total of 0 rules in 5 ms. Remains 102 /102 variables (removed 0) and now considering 165/165 (removed 0) transitions.
Skipped dead transition search.
[2026-05-23 10:06:43] [INFO ] Invariant cache hit.
[2026-05-23 10:06:43] [INFO ] Implicit Places using invariants in 77 ms returned []
[2026-05-23 10:06:43] [INFO ] Invariant cache hit.
[2026-05-23 10:06:43] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 10:06:44] [INFO ] Implicit Places using invariants and state equation in 912 ms returned []
Implicit Place search using SMT with State Equation took 992 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 998 ms. Remains : 102/102 places, 165/165 transitions.
[2026-05-23 10:06:44] [INFO ] Flatten gal took : 7 ms
[2026-05-23 10:06:44] [INFO ] Flatten gal took : 3 ms
[2026-05-23 10:06:44] [INFO ] Input system was already deterministic with 165 transitions.
[2026-05-23 10:06:44] [INFO ] Flatten gal took : 3 ms
[2026-05-23 10:06:44] [INFO ] Flatten gal took : 4 ms
[2026-05-23 10:06:44] [INFO ] Time to serialize gal into /tmp/CTLFireability12326628432797501141.gal : 1 ms
[2026-05-23 10:06:44] [INFO ] Time to serialize properties into /tmp/CTLFireability8937669448826945211.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability12326628432797501141.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability8937669448826945211.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.03766e+07,2.18029,69512,2,13166,5,285473,6,0,574,299279,0


Converting to forward existential form...Done !
original formula: AX(((E(!(EF((((pl_start_cops>=1)&&(pl_cops_n6>=1))&&(pl_robber_absent_n6>=1)))) U (E(!((((pl_finalizing>=1)&&(pl_robber_absent_n16>=1))&&...644
=> equivalent forward existential formula: (([(EY(Init) * !(E(!(E(TRUE U (((pl_start_cops>=1)&&(pl_cops_n6>=1))&&(pl_robber_absent_n6>=1)))) U (E(!((((pl_f...848
Reverse transition relation is NOT exact ! Due to transitions t1, t4, t5, t7, t9, t10, t12, t14, t15, t17, t19, t20, t22, t24, t25, t27, t29, t30, t32, t34...517
(forward)formula 0,0,22.6527,617472,1,0,491,3.72932e+06,358,190,4748,2.15303e+06,511
FORMULA CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-08 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 102/102 places, 165/165 transitions.
Applied a total of 0 rules in 2 ms. Remains 102 /102 variables (removed 0) and now considering 165/165 (removed 0) transitions.
Skipped dead transition search.
[2026-05-23 10:07:07] [INFO ] Invariant cache hit.
[2026-05-23 10:07:07] [INFO ] Implicit Places using invariants in 90 ms returned []
[2026-05-23 10:07:07] [INFO ] Invariant cache hit.
[2026-05-23 10:07:07] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 10:07:08] [INFO ] Implicit Places using invariants and state equation in 1259 ms returned []
Implicit Place search using SMT with State Equation took 1349 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1353 ms. Remains : 102/102 places, 165/165 transitions.
[2026-05-23 10:07:08] [INFO ] Flatten gal took : 4 ms
[2026-05-23 10:07:08] [INFO ] Flatten gal took : 4 ms
[2026-05-23 10:07:08] [INFO ] Input system was already deterministic with 165 transitions.
[2026-05-23 10:07:08] [INFO ] Flatten gal took : 3 ms
[2026-05-23 10:07:08] [INFO ] Flatten gal took : 2 ms
[2026-05-23 10:07:08] [INFO ] Time to serialize gal into /tmp/CTLFireability12428752479842871223.gal : 1 ms
[2026-05-23 10:07:08] [INFO ] Time to serialize properties into /tmp/CTLFireability4915670031030765746.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability12428752479842871223.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability4915670031030765746.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.03766e+07,2.11574,69060,2,13166,5,285473,6,0,574,299279,0


Converting to forward existential form...Done !
original formula: AF(AG(EX(((pl_cops_n13>=1)&&(pl_robber_here_n13>=1)))))
=> equivalent forward existential formula: [FwdG(Init,!(!(E(TRUE U !(EX(((pl_cops_n13>=1)&&(pl_robber_here_n13>=1))))))))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions t1, t4, t5, t7, t9, t10, t12, t14, t15, t17, t19, t20, t22, t24, t25, t27, t29, t30, t32, t34...517
(forward)formula 0,0,14.6912,371452,1,0,378,1.82656e+06,355,137,4865,1.44771e+06,378
FORMULA CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 102/102 places, 165/165 transitions.
Applied a total of 0 rules in 1 ms. Remains 102 /102 variables (removed 0) and now considering 165/165 (removed 0) transitions.
Skipped dead transition search.
[2026-05-23 10:07:23] [INFO ] Invariant cache hit.
[2026-05-23 10:07:23] [INFO ] Implicit Places using invariants in 69 ms returned []
[2026-05-23 10:07:23] [INFO ] Invariant cache hit.
[2026-05-23 10:07:23] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 10:07:24] [INFO ] Implicit Places using invariants and state equation in 894 ms returned []
Implicit Place search using SMT with State Equation took 977 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 978 ms. Remains : 102/102 places, 165/165 transitions.
[2026-05-23 10:07:24] [INFO ] Flatten gal took : 5 ms
[2026-05-23 10:07:24] [INFO ] Flatten gal took : 4 ms
[2026-05-23 10:07:24] [INFO ] Input system was already deterministic with 165 transitions.
[2026-05-23 10:07:24] [INFO ] Flatten gal took : 2 ms
[2026-05-23 10:07:24] [INFO ] Flatten gal took : 2 ms
[2026-05-23 10:07:24] [INFO ] Time to serialize gal into /tmp/CTLFireability18303155391346637260.gal : 1 ms
[2026-05-23 10:07:24] [INFO ] Time to serialize properties into /tmp/CTLFireability10352401338226928228.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability18303155391346637260.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10352401338226928228.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.03766e+07,2.22868,68852,2,13166,5,285473,6,0,574,299279,0


Converting to forward existential form...Done !
original formula: EX(((A((!(((((pl_start_robber>=1)&&(pl_robber_here_n21>=1))&&(pl_robber_absent_n22>=1))||(pl_init_cops>=1))) * AX(((pl_robber_here_n5>=1)...432
=> equivalent forward existential formula: (([((EY(Init) * !(EG(!(((pl_cops_n16>=1)&&(pl_robber_here_n16>=1)))))) * !(E(!(((pl_cops_n16>=1)&&(pl_robber_her...656
Reverse transition relation is NOT exact ! Due to transitions t1, t4, t5, t7, t9, t10, t12, t14, t15, t17, t19, t20, t22, t24, t25, t27, t29, t30, t32, t34...517
(forward)formula 0,1,24.2416,651156,1,0,534,3.72699e+06,359,219,4794,2.6782e+06,560
FORMULA CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-10 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 102/102 places, 165/165 transitions.
Applied a total of 0 rules in 2 ms. Remains 102 /102 variables (removed 0) and now considering 165/165 (removed 0) transitions.
Skipped dead transition search.
[2026-05-23 10:07:49] [INFO ] Invariant cache hit.
[2026-05-23 10:07:49] [INFO ] Implicit Places using invariants in 74 ms returned []
[2026-05-23 10:07:49] [INFO ] Invariant cache hit.
[2026-05-23 10:07:49] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 10:07:50] [INFO ] Implicit Places using invariants and state equation in 889 ms returned []
Implicit Place search using SMT with State Equation took 965 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 967 ms. Remains : 102/102 places, 165/165 transitions.
[2026-05-23 10:07:50] [INFO ] Flatten gal took : 6 ms
[2026-05-23 10:07:50] [INFO ] Flatten gal took : 5 ms
[2026-05-23 10:07:50] [INFO ] Input system was already deterministic with 165 transitions.
[2026-05-23 10:07:50] [INFO ] Flatten gal took : 3 ms
[2026-05-23 10:07:50] [INFO ] Flatten gal took : 3 ms
[2026-05-23 10:07:50] [INFO ] Time to serialize gal into /tmp/CTLFireability16145253271349962474.gal : 1 ms
[2026-05-23 10:07:50] [INFO ] Time to serialize properties into /tmp/CTLFireability1802630418076280838.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability16145253271349962474.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability1802630418076280838.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.03766e+07,2.01252,68812,2,13166,5,285473,6,0,574,299279,0


Converting to forward existential form...Done !
original formula: (!(E((((EF(AX((pl_init_cops>=1))) * !((AX((pl_finished_moving>=4)) * EG(((pl_cops_n3>=1)&&(pl_robber_here_n3>=1)))))) * ((pl_start_robber...485
=> equivalent forward existential formula: ([(FwdU(Init,(((E(TRUE U !(EX(!((pl_init_cops>=1))))) * !((!(EX(!((pl_finished_moving>=4)))) * EG(((pl_cops_n3>=...594
Reverse transition relation is NOT exact ! Due to transitions t1, t4, t5, t7, t9, t10, t12, t14, t15, t17, t19, t20, t22, t24, t25, t27, t29, t30, t32, t34...517
(forward)formula 0,0,16.0788,462612,1,0,387,2.84267e+06,358,150,4751,1.44562e+06,396
FORMULA CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in SI_CTL mode, iteration 0 : 102/102 places, 165/165 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 101 transition count 164
Applied a total of 2 rules in 18 ms. Remains 101 /102 variables (removed 1) and now considering 164/165 (removed 1) transitions.
Running 118 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-1039663486765339778.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12433611671618666053.kers'
[2026-05-23 10:08:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1039663486765339778.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12433611671618666053.kers]
Culling duplicate invariants (modulo rational): removing 23 columns.
Culled 23 columns in 0 ms.
// Phase 1: matrix 164 rows 78 cols 467 entries
Finished phase 1 with 75 SingleSign rule and 0 generalized
[2026-05-23 10:08:06] [INFO ] Computed 26 invariants in 2 ms
Computed 26 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-12433611671618666053.kers
Total runtime 3 ms.
[2026-05-23 10:08:06] [INFO ] State equation strengthened by 46 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/99 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 2 (OVERLAPS) 2/101 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 4 (OVERLAPS) 164/265 variables, 101/127 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/265 variables, 46/173 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/265 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 7 (OVERLAPS) 0/265 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 118 unsolved
No progress, stopping.
After SMT solving in domain Real declared 265/265 variables, and 173 constraints, problems are : Problem set: 0 solved, 118 unsolved in 19192 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 101/101 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 118/118 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 118 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/99 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 2 (OVERLAPS) 2/101 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 4 (OVERLAPS) 164/265 variables, 101/127 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/265 variables, 46/173 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/265 variables, 118/291 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 265/265 variables, and 291 constraints, problems are : Problem set: 0 solved, 118 unsolved in 20020 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 101/101 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 118/118 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 39244ms problems are : Problem set: 0 solved, 118 unsolved
Search for dead transitions found 0 dead transitions in 39244ms
[2026-05-23 10:08:45] [INFO ] Invariant cache hit.
[2026-05-23 10:08:45] [INFO ] Implicit Places using invariants in 74 ms returned []
[2026-05-23 10:08:45] [INFO ] Invariant cache hit.
[2026-05-23 10:08:45] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 10:08:46] [INFO ] Implicit Places using invariants and state equation in 1150 ms returned []
Implicit Place search using SMT with State Equation took 1226 ms to find 0 implicit places.
[2026-05-23 10:08:46] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_CTL mode, iteration 1 : 101/102 places, 164/165 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 40500 ms. Remains : 101/102 places, 164/165 transitions.
[2026-05-23 10:08:46] [INFO ] Flatten gal took : 5 ms
[2026-05-23 10:08:46] [INFO ] Flatten gal took : 2 ms
[2026-05-23 10:08:46] [INFO ] Input system was already deterministic with 164 transitions.
[2026-05-23 10:08:46] [INFO ] Flatten gal took : 3 ms
[2026-05-23 10:08:46] [INFO ] Flatten gal took : 2 ms
[2026-05-23 10:08:46] [INFO ] Time to serialize gal into /tmp/CTLFireability13169772819378826852.gal : 0 ms
[2026-05-23 10:08:46] [INFO ] Time to serialize properties into /tmp/CTLFireability7608228252395600850.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability13169772819378826852.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability7608228252395600850.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.01322e+07,2.13296,66268,2,11075,5,281581,6,0,569,279970,0


Converting to forward existential form...Done !
original formula: E(!(A((pl_init_cops>=1) U (((pl_start_robber>=1)&&(pl_robber_here_n6>=1))&&(pl_robber_absent_n7>=1)))) U (((pl_finalizing>=1)&&(pl_robber...198
=> equivalent forward existential formula: [(FwdU(Init,!(!((E(!((((pl_start_robber>=1)&&(pl_robber_here_n6>=1))&&(pl_robber_absent_n7>=1))) U (!((pl_init_c...421
Reverse transition relation is NOT exact ! Due to transitions t3, t4, t6, t8, t9, t11, t13, t14, t16, t18, t19, t21, t23, t24, t26, t28, t29, t31, t33, t34...649
Detected timeout of ITS tools.
[2026-05-23 10:09:17] [INFO ] Flatten gal took : 2 ms
[2026-05-23 10:09:17] [INFO ] Applying decomposition
[2026-05-23 10:09:17] [INFO ] Flatten gal took : 2 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph1100399549934863866.txt' '-o' '/tmp/graph1100399549934863866.bin' '-w' '/tmp/graph1100399549934863866.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph1100399549934863866.bin' '-l' '-1' '-v' '-w' '/tmp/graph1100399549934863866.weights' '-q' '0' '-e' '0.001'
[2026-05-23 10:09:17] [INFO ] Decomposing Gal with order
[2026-05-23 10:09:17] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 10:09:17] [INFO ] Removed a total of 165 redundant transitions.
[2026-05-23 10:09:17] [INFO ] Flatten gal took : 8 ms
[2026-05-23 10:09:17] [INFO ] Fuse similar labels procedure discarded/fused a total of 49 labels/synchronizations in 5 ms.
[2026-05-23 10:09:17] [INFO ] Time to serialize gal into /tmp/CTLFireability4206694889913423594.gal : 1 ms
[2026-05-23 10:09:17] [INFO ] Time to serialize properties into /tmp/CTLFireability6282650570189504297.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability4206694889913423594.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability6282650570189504297.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...262
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.01322e+07,15.4912,333340,2168,245,400837,14183,440,1.84334e+06,48,119987,0


Converting to forward existential form...Done !
original formula: E(!(A((i1.u1.pl_init_cops>=1) U (((i7.i0.u2.pl_start_robber>=1)&&(i4.u10.pl_robber_here_n6>=1))&&(i4.u11.pl_robber_absent_n7>=1)))) U (((...247
=> equivalent forward existential formula: [(FwdU(Init,!(!((E(!((((i7.i0.u2.pl_start_robber>=1)&&(i4.u10.pl_robber_here_n6>=1))&&(i4.u11.pl_robber_absent_n...516
Reverse transition relation is NOT exact ! Due to transitions t6, t11, t16, t19, t21, t26, t29, t31, t36, t39, t41, t46, t49, t51, t56, t58, t59, t61, t71,...818
Detected timeout of ITS tools.
Starting structural reductions in SI_CTL mode, iteration 0 : 102/102 places, 165/165 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 102 transition count 164
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 101 transition count 164
Applied a total of 2 rules in 17 ms. Remains 101 /102 variables (removed 1) and now considering 164/165 (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-4321893214519637793.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8492592521278422340.kers'
[2026-05-23 10:09:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4321893214519637793.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8492592521278422340.kers]
Culling duplicate invariants (modulo rational): removing 23 columns.
Culled 23 columns in 0 ms.
// Phase 1: matrix 164 rows 78 cols 467 entries
Finished phase 1 with 75 SingleSign rule and 0 generalized
[2026-05-23 10:09:47] [INFO ] Computed 26 invariants in 0 ms
Computed 26 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-8492592521278422340.kers
Total runtime 0 ms.
[2026-05-23 10:09:47] [INFO ] Implicit Places using invariants in 75 ms returned []
[2026-05-23 10:09:47] [INFO ] Invariant cache hit.
[2026-05-23 10:09:47] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 10:09:48] [INFO ] Implicit Places using invariants and state equation in 1099 ms returned []
Implicit Place search using SMT with State Equation took 1175 ms to find 0 implicit places.
[2026-05-23 10:09:48] [INFO ] Redundant transitions in 3 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_CTL mode, iteration 1 : 101/102 places, 164/165 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 1207 ms. Remains : 101/102 places, 164/165 transitions.
[2026-05-23 10:09:48] [INFO ] Flatten gal took : 2 ms
[2026-05-23 10:09:48] [INFO ] Flatten gal took : 2 ms
[2026-05-23 10:09:48] [INFO ] Input system was already deterministic with 164 transitions.
[2026-05-23 10:09:48] [INFO ] Flatten gal took : 2 ms
[2026-05-23 10:09:48] [INFO ] Flatten gal took : 3 ms
[2026-05-23 10:09:48] [INFO ] Time to serialize gal into /tmp/CTLFireability13867275758463343861.gal : 1 ms
[2026-05-23 10:09:48] [INFO ] Time to serialize properties into /tmp/CTLFireability7292781168030514562.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability13867275758463343861.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability7292781168030514562.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.01322e+07,2.05812,65340,2,12390,5,278710,6,0,569,273339,0


Converting to forward existential form...Done !
original formula: EF(AG((((pl_cops_n23<1)||(pl_robber_here_n23<1))||(((pl_init_robber>=1)&&(pl_robber_absent_n14>=1))&&((pl_init_cops>=1)||(((pl_start_cops...211
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U !((((pl_cops_n23<1)||(pl_robber_here_n23<1))||(((pl_init_robber>=1)&&(pl_robber_a...275
Reverse transition relation is NOT exact ! Due to transitions t1, t3, t4, t6, t8, t9, t11, t13, t14, t16, t18, t19, t21, t23, t24, t26, t28, t29, t31, t33,...515
(forward)formula 0,1,6.61833,170288,1,0,346,772724,350,126,4625,490890,341
FORMULA CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-13 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in SI_CTL mode, iteration 0 : 102/102 places, 165/165 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 102 transition count 164
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 101 transition count 164
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 4 place count 100 transition count 163
Applied a total of 4 rules in 10 ms. Remains 100 /102 variables (removed 2) and now considering 163/165 (removed 2) transitions.
Running 117 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-11078664655634584012.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2678073164440533352.kers'
[2026-05-23 10:09:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11078664655634584012.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2678073164440533352.kers]
Culling duplicate invariants (modulo rational): removing 23 columns.
Culled 23 columns in 0 ms.
// Phase 1: matrix 163 rows 77 cols 465 entries
Finished phase 1 with 74 SingleSign rule and 0 generalized
[2026-05-23 10:09:55] [INFO ] Computed 26 invariants in 0 ms
Computed 26 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2678073164440533352.kers
Total runtime 0 ms.
[2026-05-23 10:09:55] [INFO ] State equation strengthened by 46 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/98 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/98 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 2 (OVERLAPS) 2/100 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/100 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 4 (OVERLAPS) 163/263 variables, 100/126 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/263 variables, 46/172 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/263 variables, 0/172 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 7 (OVERLAPS) 0/263 variables, 1/173 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/263 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 263/263 variables, and 173 constraints, problems are : Problem set: 0 solved, 117 unsolved in 20011 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 100/100 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 117/117 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 117 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/98 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/98 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/98 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 3 (OVERLAPS) 2/100 variables, 2/27 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/100 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 5 (OVERLAPS) 163/263 variables, 100/127 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/263 variables, 46/173 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/263 variables, 117/290 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 263/263 variables, and 290 constraints, problems are : Problem set: 0 solved, 117 unsolved in 20009 ms.
Refiners :[Positive P Invariants (semi-flows): 26/26 constraints, State Equation: 100/100 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 117/117 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40041ms problems are : Problem set: 0 solved, 117 unsolved
Search for dead transitions found 0 dead transitions in 40042ms
[2026-05-23 10:10:35] [INFO ] Invariant cache hit.
[2026-05-23 10:10:35] [INFO ] Implicit Places using invariants in 73 ms returned []
[2026-05-23 10:10:35] [INFO ] Invariant cache hit.
[2026-05-23 10:10:35] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 10:10:36] [INFO ] Implicit Places using invariants and state equation in 918 ms returned []
Implicit Place search using SMT with State Equation took 993 ms to find 0 implicit places.
[2026-05-23 10:10:36] [INFO ] Redundant transitions in 3 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_CTL mode, iteration 1 : 100/102 places, 163/165 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 41055 ms. Remains : 100/102 places, 163/165 transitions.
[2026-05-23 10:10:36] [INFO ] Flatten gal took : 3 ms
[2026-05-23 10:10:36] [INFO ] Flatten gal took : 2 ms
[2026-05-23 10:10:36] [INFO ] Input system was already deterministic with 163 transitions.
[2026-05-23 10:10:36] [INFO ] Flatten gal took : 4 ms
[2026-05-23 10:10:36] [INFO ] Flatten gal took : 3 ms
[2026-05-23 10:10:36] [INFO ] Time to serialize gal into /tmp/CTLFireability16802609856850053989.gal : 1 ms
[2026-05-23 10:10:36] [INFO ] Time to serialize properties into /tmp/CTLFireability1225836453417201778.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability16802609856850053989.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability1225836453417201778.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,9.88777e+06,1.64827,56548,2,10681,5,235397,6,0,564,238316,0


Converting to forward existential form...Done !
original formula: AG((((pl_cops_n23>=1)&&(pl_robber_here_n23>=1)) + ((AF((pl_init_cops>=1)) * ((pl_robber_here_n11<1)||(pl_incoming_cops_n11<1))) * (((pl_i...328
=> equivalent forward existential formula: (([FwdG((FwdU(Init,TRUE) * !(((pl_cops_n23>=1)&&(pl_robber_here_n23>=1)))),!((pl_init_cops>=1)))] = FALSE * [((F...551
(forward)formula 0,0,1.66854,56548,1,0,10,235397,13,4,604,238316,2
FORMULA CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-14 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in SI_CTL mode, iteration 0 : 102/102 places, 165/165 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 102 transition count 164
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 101 transition count 164
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 100 transition count 163
Applied a total of 4 rules in 9 ms. Remains 100 /102 variables (removed 2) and now considering 163/165 (removed 2) transitions.
Skipped dead transition search.
[2026-05-23 10:10:37] [INFO ] Invariant cache hit.
[2026-05-23 10:10:37] [INFO ] Implicit Places using invariants in 70 ms returned []
[2026-05-23 10:10:37] [INFO ] Invariant cache hit.
[2026-05-23 10:10:37] [INFO ] State equation strengthened by 46 read => feed constraints.
[2026-05-23 10:10:38] [INFO ] Implicit Places using invariants and state equation in 851 ms returned []
Implicit Place search using SMT with State Equation took 925 ms to find 0 implicit places.
[2026-05-23 10:10:38] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_CTL mode, iteration 1 : 100/102 places, 163/165 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 944 ms. Remains : 100/102 places, 163/165 transitions.
[2026-05-23 10:10:38] [INFO ] Flatten gal took : 3 ms
[2026-05-23 10:10:38] [INFO ] Flatten gal took : 3 ms
[2026-05-23 10:10:38] [INFO ] Input system was already deterministic with 163 transitions.
[2026-05-23 10:10:38] [INFO ] Flatten gal took : 2 ms
[2026-05-23 10:10:38] [INFO ] Flatten gal took : 2 ms
[2026-05-23 10:10:38] [INFO ] Time to serialize gal into /tmp/CTLFireability14996690361469793625.gal : 0 ms
[2026-05-23 10:10:38] [INFO ] Time to serialize properties into /tmp/CTLFireability7942113828580751653.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability14996690361469793625.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability7942113828580751653.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,9.88777e+06,1.66088,56716,2,10681,5,235397,6,0,564,238316,0


Converting to forward existential form...Done !
original formula: AF(EG((((pl_finalizing<1)||(pl_robber_absent_n9<1))||(pl_incoming_cops_n9<1))))
=> equivalent forward existential formula: [FwdG(Init,!(EG((((pl_finalizing<1)||(pl_robber_absent_n9<1))||(pl_incoming_cops_n9<1)))))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions t2, t3, t5, t7, t8, t10, t12, t13, t15, t17, t18, t20, t22, t23, t25, t27, t28, t30, t32, t33...649
Detected timeout of ITS tools.
[2026-05-23 10:11:08] [INFO ] Flatten gal took : 3 ms
[2026-05-23 10:11:08] [INFO ] Applying decomposition
[2026-05-23 10:11:08] [INFO ] Flatten gal took : 2 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph11935059553098315617.txt' '-o' '/tmp/graph11935059553098315617.bin' '-w' '/tmp/graph11935059553098315617.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph11935059553098315617.bin' '-l' '-1' '-v' '-w' '/tmp/graph11935059553098315617.weights' '-q' '0' '-e' '0.001'
[2026-05-23 10:11:08] [INFO ] Decomposing Gal with order
[2026-05-23 10:11:08] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 10:11:08] [INFO ] Removed a total of 185 redundant transitions.
[2026-05-23 10:11:08] [INFO ] Flatten gal took : 7 ms
[2026-05-23 10:11:08] [INFO ] Fuse similar labels procedure discarded/fused a total of 41 labels/synchronizations in 3 ms.
[2026-05-23 10:11:08] [INFO ] Time to serialize gal into /tmp/CTLFireability3099709963003217179.gal : 1 ms
[2026-05-23 10:11:08] [INFO ] Time to serialize properties into /tmp/CTLFireability1953266604045494022.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability3099709963003217179.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability1953266604045494022.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...262
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,9.88777e+06,10.8843,280052,2471,789,328395,9816,445,1.37045e+06,65,100626,0


Converting to forward existential form...Done !
original formula: AF(EG((((i1.u3.pl_finalizing<1)||(i3.u13.pl_robber_absent_n9<1))||(i2.u1.pl_incoming_cops_n9<1))))
=> equivalent forward existential formula: [FwdG(Init,!(EG((((i1.u3.pl_finalizing<1)||(i3.u13.pl_robber_absent_n9<1))||(i2.u1.pl_incoming_cops_n9<1)))))] =...161
Reverse transition relation is NOT exact ! Due to transitions t3, t5, t15, t22, t23, t28, t32, t33, t37, t42, t43, t45, t50, t53, t55, t60, t63, t65, t70, ...793
Detected timeout of ITS tools.
[2026-05-23 10:11:38] [INFO ] Flatten gal took : 3 ms
[2026-05-23 10:11:38] [INFO ] Flatten gal took : 2 ms
[2026-05-23 10:11:38] [INFO ] Applying decomposition
[2026-05-23 10:11:38] [INFO ] Flatten gal took : 3 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph9536036859898923805.txt' '-o' '/tmp/graph9536036859898923805.bin' '-w' '/tmp/graph9536036859898923805.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9536036859898923805.bin' '-l' '-1' '-v' '-w' '/tmp/graph9536036859898923805.weights' '-q' '0' '-e' '0.001'
[2026-05-23 10:11:38] [INFO ] Decomposing Gal with order
[2026-05-23 10:11:38] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 10:11:38] [INFO ] Removed a total of 172 redundant transitions.
[2026-05-23 10:11:38] [INFO ] Flatten gal took : 7 ms
[2026-05-23 10:11:38] [INFO ] Fuse similar labels procedure discarded/fused a total of 39 labels/synchronizations in 2 ms.
[2026-05-23 10:11:38] [INFO ] Time to serialize gal into /tmp/CTLFireability11508898028222593647.gal : 1 ms
[2026-05-23 10:11:38] [INFO ] Time to serialize properties into /tmp/CTLFireability13633703516600312823.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability11508898028222593647.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability13633703516600312823.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...264
No direction supplied, using forward translation only.
Parsed 6 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.03766e+07,8.03236,189988,2671,283,212902,7755,446,997410,54,65207,0


Converting to forward existential form...Done !
original formula: AG(A(AG(AX((i0.u0.pl_init_cops>=1))) U !((((i9.u3.pl_finalizing>=1)&&(i5.u16.pl_robber_absent_n9>=1))&&(i4.u15.pl_incoming_cops_n9>=1))))...156
=> equivalent forward existential formula: ([(EY(FwdU((FwdU(FwdU(Init,TRUE),!(!((((i9.u3.pl_finalizing>=1)&&(i5.u16.pl_robber_absent_n9>=1))&&(i4.u15.pl_in...463
(forward)formula 0,0,287.413,2405440,1,0,2.71092e+06,22873,1026,8.03281e+06,105,233120,2411123
FORMULA CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-00 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

***************************************

original formula: AG((AG(EF((((i4.u2.pl_start_cops>=1)&&(i8.u23.pl_cops_n15>=1))&&(i8.u23.pl_robber_absent_n15>=1)))) + AG(EF((((i0.u0.pl_cops_n4>=1)&&(i1....216
=> equivalent forward existential formula: [(FwdU((FwdU(Init,TRUE) * !(!(E(TRUE U !(E(TRUE U (((i4.u2.pl_start_cops>=1)&&(i8.u23.pl_cops_n15>=1))&&(i8.u23....304
Reverse transition relation is NOT exact ! Due to transitions t1, t7, t10, t12, t17, t19, t20, t22, t25, t27, t29, t30, t37, t42, t44, t45, t55, t57, t62, ...621
(forward)formula 1,0,320.689,2506288,1,0,2.71092e+06,35275,1774,8.54762e+06,206,278308,1147245
FORMULA CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-01 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

***************************************

original formula: AF(AX(!(A(AF((((i9.u3.pl_finalizing>=1)&&(i2.u6.pl_robber_absent_n1>=1))&&(i2.u5.pl_incoming_cops_n1>=1))) U E((i0.u0.pl_init_cops>=1) U ...214
=> equivalent forward existential formula: [FwdG(Init,!(!(EX(!(!(!((E(!(E((i0.u0.pl_init_cops>=1) U ((i0.u0.pl_cops_n6>=1)&&(i1.u12.pl_robber_here_n6>=1)))...466
(forward)formula 2,1,347.45,2506288,1,0,2.71092e+06,60874,1951,8.54762e+06,211,419597,2506848
FORMULA CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-05 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

***************************************

original formula: (EX(((A(!(A((((i9.u3.pl_finalizing>=1)&&(i10.u31.pl_robber_absent_n22>=1))&&(i10.u29.pl_incoming_cops_n22>=1)) U ((i2.u32.pl_robber_here_...1031
=> equivalent forward existential formula: ((([((EY(Init) * !(EG(!((((!(EX(!((((i4.u2.pl_start_cops>=1)&&(i6.u20.pl_cops_n12>=1))&&(i6.u20.pl_robber_absent...2036
(forward)formula 3,1,369.263,2506288,1,0,2.71092e+06,78803,2117,8.54762e+06,216,546032,3320944
FORMULA CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-07 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

***************************************

original formula: E(!(A((i0.u0.pl_init_cops>=1) U (((i1.u4.pl_start_robber>=1)&&(i1.u12.pl_robber_here_n6>=1))&&(i4.u14.pl_robber_absent_n7>=1)))) U (((i9....244
=> equivalent forward existential formula: [(FwdU(Init,!(!((E(!((((i1.u4.pl_start_robber>=1)&&(i1.u12.pl_robber_here_n6>=1))&&(i4.u14.pl_robber_absent_n7>=...507
(forward)formula 4,1,390.384,2506288,1,0,2.71092e+06,86550,2179,8.54762e+06,217,617226,4034670
FORMULA CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

***************************************

original formula: AF(EG((((i9.u3.pl_finalizing<1)||(i5.u16.pl_robber_absent_n9<1))||(i4.u15.pl_incoming_cops_n9<1))))
=> equivalent forward existential formula: [FwdG(Init,!(EG((((i9.u3.pl_finalizing<1)||(i5.u16.pl_robber_absent_n9<1))||(i4.u15.pl_incoming_cops_n9<1)))))] ...162
(forward)formula 5,1,420.307,2506288,1,0,3.18613e+06,89932,2220,8.54762e+06,217,643825,5342627
FORMULA CopsAndRobbers-PT-CRL023X004-CTLFireability-2024-15 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 1207495 ms.

BK_STOP 1779531519971

--------------------
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
+ [[ CTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLFireability -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 CTLFireability -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-CRL023X004"
export BK_EXAMINATION="CTLFireability"
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-CRL023X004, examination is CTLFireability"
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-177946967700466"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CopsAndRobbers-PT-CRL023X004.tgz
mv CopsAndRobbers-PT-CRL023X004 execution
cd execution
if [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "UpperBounds" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] || [ "CTLFireability" = "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 [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "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 "CTLFireability.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 '' CTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLFireability"
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 ;