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.r354-tall-178024402800154.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 LastZero-PT-N26, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r354-tall-178024402800154
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 8.1M
-rw-r--r-- 1 mcc users 8.0K May 27 10:26 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K May 27 10:26 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K May 27 10:26 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K May 27 10:26 CTLFireability.xml
-rw-r--r-- 1 mcc users 209K May 27 10:55 LTLCardinality.txt
-rw-r--r-- 1 mcc users 810K May 27 10:55 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 27 10:56 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 27 10:56 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 26 18:17 NewModel
-rw-r--r-- 1 mcc users 8.0K May 27 10:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 68K May 27 10:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.4K May 27 10:26 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 79K May 27 10:26 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 57K May 27 10:56 UpperBounds.txt
-rw-r--r-- 1 mcc users 150K May 27 10:56 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 26 18:17 equiv_col
-rw-r--r-- 1 mcc users 4 May 26 18:17 instance
-rw-r--r-- 1 mcc users 6 May 26 18:17 iscolored
-rw-r--r-- 1 mcc users 6.5M Jun 10 11:58 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 LastZero-PT-N26-CTLFireability-2024-00
FORMULA_NAME LastZero-PT-N26-CTLFireability-2024-01
FORMULA_NAME LastZero-PT-N26-CTLFireability-2024-02
FORMULA_NAME LastZero-PT-N26-CTLFireability-2024-03
FORMULA_NAME LastZero-PT-N26-CTLFireability-2024-04
FORMULA_NAME LastZero-PT-N26-CTLFireability-2024-05
FORMULA_NAME LastZero-PT-N26-CTLFireability-2024-06
FORMULA_NAME LastZero-PT-N26-CTLFireability-2024-07
FORMULA_NAME LastZero-PT-N26-CTLFireability-2024-08
FORMULA_NAME LastZero-PT-N26-CTLFireability-2024-09
FORMULA_NAME LastZero-PT-N26-CTLFireability-2024-10
FORMULA_NAME LastZero-PT-N26-CTLFireability-2024-11
FORMULA_NAME LastZero-PT-N26-CTLFireability-2024-12
FORMULA_NAME LastZero-PT-N26-CTLFireability-2024-13
FORMULA_NAME LastZero-PT-N26-CTLFireability-2024-14
FORMULA_NAME LastZero-PT-N26-CTLFireability-2024-15

=== Now, execution of the tool begins

BK_START 1781100466880

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=LastZero-PT-N26
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
CTLFireability PT
Running Version 202604301425
[2026-06-10 14:07:48] [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]
[2026-06-10 14:07:48] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-06-10 14:07:48] [INFO ] Load time of PNML (sax parser for PT used): 391 ms
[2026-06-10 14:07:48] [INFO ] Transformed 1512 places.
[2026-06-10 14:07:48] [INFO ] Transformed 21035 transitions.
[2026-06-10 14:07:48] [INFO ] Parsed PT model containing 1512 places and 21035 transitions and 64457 arcs in 541 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 18 ms.
Deduced a syphon composed of 730 places in 100 ms
Reduce places removed 730 places and 13781 transitions.
Reduce places removed 1 places and 0 transitions.
Initial state reduction rules removed 2 formulas.
FORMULA LastZero-PT-N26-CTLFireability-2024-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N26-CTLFireability-2024-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N26-CTLFireability-2024-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N26-CTLFireability-2024-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N26-CTLFireability-2024-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 41 out of 781 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 781/781 places, 7254/7254 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 780 transition count 7254
Applied a total of 1 rules in 94 ms. Remains 780 /781 variables (removed 1) and now considering 7254/7254 (removed 0) transitions.
[2026-06-10 14:07:49] [INFO ] Flow matrix only has 6929 transitions (discarded 325 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7060949536951994741.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12177102651118397077.kers'
[2026-06-10 14:07:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7060949536951994741.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12177102651118397077.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 3 ms.
// Phase 1: matrix 6929 rows 779 cols 19706 entries
Finished phase 1 with 754 SingleSign rule and 0 generalized
[2026-06-10 14:07:49] [INFO ] Computed 26 invariants in 22 ms
Computed 26 P flows in 23 ms.
Exported basis to /tmp/petrispot-output-12177102651118397077.kers
Total runtime 28 ms.
[2026-06-10 14:07:50] [INFO ] Implicit Places using invariants in 1046 ms returned []
[2026-06-10 14:07:50] [INFO ] Flow matrix only has 6929 transitions (discarded 325 similar events)
[2026-06-10 14:07:50] [INFO ] Invariant cache hit.
[2026-06-10 14:07:51] [INFO ] State equation strengthened by 702 read => feed constraints.
[2026-06-10 14:08:21] [INFO ] Performed 493/780 implicitness test of which 1 returned IMPLICIT in 30 seconds.
[2026-06-10 14:08:49] [INFO ] Implicit Places using invariants and state equation in 59164 ms returned [306]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 60254 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 779/781 places, 7254/7254 transitions.
Applied a total of 0 rules in 49 ms. Remains 779 /779 variables (removed 0) and now considering 7254/7254 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 60411 ms. Remains : 779/781 places, 7254/7254 transitions.
Starting structural reductions in LTL mode, iteration 0 : 779/779 places, 7254/7254 transitions.
Applied a total of 0 rules in 49 ms. Remains 779 /779 variables (removed 0) and now considering 7254/7254 (removed 0) transitions.
[2026-06-10 14:08:49] [INFO ] Flow matrix only has 6929 transitions (discarded 325 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17923934954710268562.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5532688369944203406.kers'
[2026-06-10 14:08:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17923934954710268562.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5532688369944203406.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 2 ms.
// Phase 1: matrix 6929 rows 778 cols 19680 entries
Finished phase 1 with 754 SingleSign rule and 0 generalized
[2026-06-10 14:08:49] [INFO ] Computed 25 invariants in 16 ms
Computed 25 P flows in 17 ms.
Exported basis to /tmp/petrispot-output-5532688369944203406.kers
Total runtime 22 ms.
[2026-06-10 14:08:49] [INFO ] Implicit Places using invariants in 623 ms returned []
[2026-06-10 14:08:49] [INFO ] Flow matrix only has 6929 transitions (discarded 325 similar events)
[2026-06-10 14:08:49] [INFO ] Invariant cache hit.
[2026-06-10 14:08:51] [INFO ] State equation strengthened by 702 read => feed constraints.
[2026-06-10 14:09:21] [INFO ] Performed 347/779 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2026-06-10 14:09:51] [INFO ] Implicit Places using invariants and state equation in 61096 ms returned []
Implicit Place search using SMT with State Equation took 61725 ms to find 0 implicit places.
Running 7228 sub problems to find dead transitions.
[2026-06-10 14:09:51] [INFO ] Flow matrix only has 6929 transitions (discarded 325 similar events)
[2026-06-10 14:09:51] [INFO ] Invariant cache hit.
[2026-06-10 14:09:51] [INFO ] State equation strengthened by 702 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/778 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 7228 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 778/7708 variables, and 25 constraints, problems are : Problem set: 0 solved, 7228 unsolved in 30134 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 0/779 constraints, ReadFeed: 0/702 constraints, PredecessorRefiner: 7228/7228 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7228 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/778 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 7228 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 778/7708 variables, and 25 constraints, problems are : Problem set: 0 solved, 7228 unsolved in 30106 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 0/779 constraints, ReadFeed: 0/702 constraints, PredecessorRefiner: 0/7228 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 66627ms problems are : Problem set: 0 solved, 7228 unsolved
Search for dead transitions found 0 dead transitions in 66679ms
Finished structural reductions in LTL mode , in 1 iterations and 128536 ms. Remains : 779/779 places, 7254/7254 transitions.
Support contains 41 out of 779 places after structural reductions.
[2026-06-10 14:10:58] [INFO ] Initial state reduction rules for CTL removed 3 formulas.
[2026-06-10 14:10:58] [INFO ] Flatten gal took : 336 ms
FORMULA LastZero-PT-N26-CTLFireability-2024-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N26-CTLFireability-2024-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N26-CTLFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-06-10 14:10:58] [INFO ] Flatten gal took : 226 ms
[2026-06-10 14:10:59] [INFO ] Input system was already deterministic with 7254 transitions.
Support contains 30 out of 779 places (down from 41) after GAL structural reductions.
RANDOM walk for 40000 steps (504 resets) in 1488 ms. (26 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (40 resets) in 166 ms. (239 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (39 resets) in 144 ms. (275 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (40 resets) in 118 ms. (336 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (40 resets) in 289 ms. (137 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40002 steps (37 resets) in 117 ms. (339 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (40 resets) in 103 ms. (384 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (37 resets) in 98 ms. (404 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (40 resets) in 97 ms. (408 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (39 resets) in 112 ms. (354 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (39 resets) in 128 ms. (310 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (40 resets) in 83 ms. (476 steps per ms) remains 11/11 properties
Interrupted probabilistic random walk after 82456 steps, run timeout after 3001 ms. (steps per millisecond=27 ) properties seen :1 out of 11
Probabilistic random walk after 82456 steps, saw 18305 distinct states, run finished after 3005 ms. (steps per millisecond=27 ) properties seen :1
[2026-06-10 14:11:03] [INFO ] Flow matrix only has 6929 transitions (discarded 325 similar events)
[2026-06-10 14:11:03] [INFO ] Invariant cache hit.
[2026-06-10 14:11:03] [INFO ] State equation strengthened by 702 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 204/232 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/232 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 4113/4345 variables, 232/243 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4345 variables, 21/264 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/4345 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Problem AtomicPropp0 is UNSAT
Problem AtomicPropp1 is UNSAT
Problem AtomicPropp2 is UNSAT
Problem AtomicPropp3 is UNSAT
Problem AtomicPropp4 is UNSAT
Problem AtomicPropp5 is UNSAT
Problem AtomicPropp6 is UNSAT
Problem AtomicPropp9 is UNSAT
Problem AtomicPropp10 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 597/4942 variables, 207/471 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/4942 variables, 322/793 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/4942 variables, 0/793 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 4/4946 variables, 2/795 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/4946 variables, 2/797 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/4946 variables, 0/797 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 4/4950 variables, 2/799 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/4950 variables, 1/800 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/4950 variables, 0/800 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 3/4953 variables, 2/802 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/4953 variables, 0/802 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/4955 variables, 1/803 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/4955 variables, 1/804 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/4955 variables, 0/804 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 2/4957 variables, 1/805 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/4957 variables, 1/806 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/4957 variables, 0/806 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 2/4959 variables, 1/807 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/4959 variables, 1/808 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/4959 variables, 0/808 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 2/4961 variables, 1/809 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/4961 variables, 1/810 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/4961 variables, 0/810 constraints. Problems are: Problem set: 9 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4963/7708 variables, and 811 constraints, problems are : Problem set: 9 solved, 1 unsolved in 5013 ms.
Refiners :[Positive P Invariants (semi-flows): 11/25 constraints, State Equation: 450/779 constraints, ReadFeed: 350/702 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 9 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 22/24 variables, 1/1 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/1 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 486/510 variables, 24/25 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/510 variables, 1/26 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/510 variables, 0/26 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 70/580 variables, 24/50 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/580 variables, 22/72 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/580 variables, 0/72 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 5/585 variables, 3/75 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/585 variables, 0/75 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 4/589 variables, 2/77 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/589 variables, 0/77 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 3/592 variables, 2/79 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/592 variables, 0/79 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/594 variables, 1/80 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/594 variables, 0/80 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/596 variables, 1/81 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/596 variables, 0/81 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 2/598 variables, 1/82 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/598 variables, 0/82 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 2/600 variables, 1/83 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/600 variables, 0/83 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 2/602 variables, 1/84 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/602 variables, 0/84 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 2/604 variables, 1/85 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/604 variables, 0/85 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 2/606 variables, 1/86 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/606 variables, 0/86 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 2/608 variables, 1/87 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/608 variables, 0/87 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 2/610 variables, 1/88 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/610 variables, 0/88 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 33 (OVERLAPS) 2/612 variables, 1/89 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/612 variables, 0/89 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 35 (OVERLAPS) 2/614 variables, 1/90 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/614 variables, 0/90 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 37 (OVERLAPS) 2/616 variables, 1/91 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/616 variables, 0/91 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 39 (OVERLAPS) 2/618 variables, 1/92 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/618 variables, 0/92 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 41 (OVERLAPS) 2/620 variables, 1/93 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 42 (INCLUDED_ONLY) 0/620 variables, 0/93 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 43 (OVERLAPS) 2/622 variables, 1/94 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 44 (INCLUDED_ONLY) 0/622 variables, 0/94 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 45 (OVERLAPS) 2/624 variables, 1/95 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 46 (INCLUDED_ONLY) 0/624 variables, 0/95 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 47 (OVERLAPS) 2/626 variables, 1/96 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 48 (INCLUDED_ONLY) 0/626 variables, 0/96 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 49 (OVERLAPS) 5739/6365 variables, 68/164 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 50 (INCLUDED_ONLY) 0/6365 variables, 0/164 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 51 (OVERLAPS) 1319/7684 variables, 683/847 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 52 (INCLUDED_ONLY) 0/7684 variables, 24/871 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 53 (INCLUDED_ONLY) 0/7684 variables, 611/1482 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 54 (INCLUDED_ONLY) 0/7684 variables, 1/1483 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 55 (INCLUDED_ONLY) 0/7684 variables, 0/1483 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 56 (OVERLAPS) 24/7708 variables, 24/1507 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 57 (INCLUDED_ONLY) 0/7708 variables, 0/1507 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 58 (OVERLAPS) 0/7708 variables, 0/1507 constraints. Problems are: Problem set: 9 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 7708/7708 variables, and 1507 constraints, problems are : Problem set: 9 solved, 1 unsolved in 2867 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 779/779 constraints, ReadFeed: 702/702 constraints, PredecessorRefiner: 1/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7923ms problems are : Problem set: 9 solved, 1 unsolved
Finished Parikh walk after 38 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=19 )
Parikh walk visited 1 properties in 8 ms.
Successfully simplified 9 atomic propositions for a total of 7 simplifications.
FORMULA LastZero-PT-N26-CTLFireability-2024-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N26-CTLFireability-2024-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N26-CTLFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-06-10 14:11:11] [INFO ] Flatten gal took : 146 ms
[2026-06-10 14:11:11] [INFO ] Flatten gal took : 141 ms
[2026-06-10 14:11:11] [INFO ] Input system was already deterministic with 7254 transitions.
Computed a total of 779 stabilizing places and 7254 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 779 transition count 7254
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
AF dead knowledge conclusive for 5 formulas.
FORMULA LastZero-PT-N26-CTLFireability-2024-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N26-CTLFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N26-CTLFireability-2024-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N26-CTLFireability-2024-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N26-CTLFireability-2024-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Total runtime 203573 ms.

BK_STOP 1781100671657

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
++ perl -pe 's/.*\.//g'
+ 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="LastZero-PT-N26"
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 LastZero-PT-N26, 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 r354-tall-178024402800154"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LastZero-PT-N26.tgz
mv LastZero-PT-N26 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 ;