Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r119-tall-174876430200277.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool itstools
Input is JoinFreeModules-PT-0100, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r119-tall-174876430200277
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 732K
-rw-r--r-- 1 mcc users 5.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 52K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 105K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 97K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 5 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 304K May 29 14:32 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1748766746039

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=JoinFreeModules-PT-0100
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202505121319
[2025-06-01 08:32:27] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2025-06-01 08:32:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-01 08:32:27] [INFO ] Load time of PNML (sax parser for PT used): 107 ms
[2025-06-01 08:32:27] [INFO ] Transformed 501 places.
[2025-06-01 08:32:27] [INFO ] Transformed 801 transitions.
[2025-06-01 08:32:27] [INFO ] Parsed PT model containing 501 places and 801 transitions and 2302 arcs in 199 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 501/501 places, 801/801 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 500 transition count 801
Applied a total of 1 rules in 29 ms. Remains 500 /501 variables (removed 1) and now considering 801/801 (removed 0) transitions.
Running 600 sub problems to find dead transitions.
// Phase 1: matrix 801 rows 500 cols
[2025-06-01 08:32:27] [INFO ] Computed 100 invariants in 25 ms
[2025-06-01 08:32:27] [INFO ] State equation strengthened by 100 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/400 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (OVERLAPS) 100/500 variables, 100/100 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/500 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 600 unsolved
SMT process timed out in 20233ms, After SMT, problems are : Problem set: 0 solved, 600 unsolved
Search for dead transitions found 0 dead transitions in 20253ms
[2025-06-01 08:32:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 08:32:47] [INFO ] Implicit Places using invariants in 122 ms returned []
[2025-06-01 08:32:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 08:32:48] [INFO ] State equation strengthened by 100 read => feed constraints.
[2025-06-01 08:32:48] [INFO ] Implicit Places using invariants and state equation in 273 ms returned []
Implicit Place search using SMT with State Equation took 400 ms to find 0 implicit places.
Running 600 sub problems to find dead transitions.
[2025-06-01 08:32:48] [INFO ] Invariant cache hit.
[2025-06-01 08:32:48] [INFO ] State equation strengthened by 100 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/400 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (OVERLAPS) 100/500 variables, 100/100 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/500 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 3 (OVERLAPS) 800/1300 variables, 500/600 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1300 variables, 100/700 constraints. Problems are: Problem set: 0 solved, 600 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1300/1301 variables, and 700 constraints, problems are : Problem set: 0 solved, 600 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 100/100 constraints, State Equation: 500/500 constraints, ReadFeed: 100/100 constraints, PredecessorRefiner: 600/600 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 600 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/400 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (OVERLAPS) 100/500 variables, 100/100 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/500 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 3 (OVERLAPS) 800/1300 variables, 500/600 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1300 variables, 100/700 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1300 variables, 600/1300 constraints. Problems are: Problem set: 0 solved, 600 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:40] [INFO ] Deduced a trap composed of 3 places in 47 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:40] [INFO ] Deduced a trap composed of 3 places in 35 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:40] [INFO ] Deduced a trap composed of 3 places in 35 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:40] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:44] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:44] [INFO ] Deduced a trap composed of 3 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:44] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1300/1301 variables, and 1307 constraints, problems are : Problem set: 0 solved, 600 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 100/100 constraints, State Equation: 500/500 constraints, ReadFeed: 100/100 constraints, PredecessorRefiner: 600/600 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60162ms problems are : Problem set: 0 solved, 600 unsolved
Search for dead transitions found 0 dead transitions in 60166ms
Starting structural reductions in LIVENESS mode, iteration 1 : 500/501 places, 801/801 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 80913 ms. Remains : 500/501 places, 801/801 transitions.
Discarding 400 transitions out of 801. Remains 401
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40109 steps (8 resets) in 1013 ms. (39 steps per ms) remains 40/400 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 52 ms. (75 steps per ms) remains 40/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 42 ms. (93 steps per ms) remains 39/40 properties
BEST_FIRST walk for 4004 steps (8 resets) in 48 ms. (81 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4004 steps (8 resets) in 50 ms. (78 steps per ms) remains 39/39 properties
BEST_FIRST walk for 4004 steps (8 resets) in 90 ms. (44 steps per ms) remains 38/39 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (8 resets) in 42 ms. (93 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (8 resets) in 55 ms. (71 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (8 resets) in 40 ms. (97 steps per ms) remains 38/38 properties
[2025-06-01 08:33:49] [INFO ] Flatten gal took : 114 ms
BEST_FIRST walk for 4004 steps (8 resets) in 72 ms. (54 steps per ms) remains 37/38 properties
BEST_FIRST walk for 4004 steps (8 resets) in 47 ms. (83 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 93 ms. (42 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 56 ms. (70 steps per ms) remains 37/37 properties
[2025-06-01 08:33:49] [INFO ] Flatten gal took : 74 ms
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 48 ms. (81 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 45 ms. (87 steps per ms) remains 37/37 properties
[2025-06-01 08:33:49] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13892546608861346837.gal : 45 ms
BEST_FIRST walk for 4004 steps (8 resets) in 58 ms. (67 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 49 ms. (80 steps per ms) remains 37/37 properties
[2025-06-01 08:33:49] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14172211312068015975.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13892546608861346837.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14172211312068015975.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 4004 steps (8 resets) in 62 ms. (63 steps per ms) remains 37/37 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 39 ms. (100 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 37/37 properties
Loading property file /tmp/ReachabilityCardinality14172211312068015975.prop.
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 55 ms. (71 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 50 ms. (78 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 53 ms. (74 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 44 ms. (88 steps per ms) remains 37/37 properties
SDD proceeding with computation,37 properties remain. new max is 4
SDD size :1 after 8
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 37/37 properties
Reachability property qltransition_1 is true.
SDD proceeding with computation,36 properties remain. new max is 4
SDD size :8 after 25
SDD proceeding with computation,36 properties remain. new max is 8
SDD size :25 after 50
SDD proceeding with computation,36 properties remain. new max is 16
SDD size :50 after 116
BEST_FIRST walk for 4004 steps (8 resets) in 46 ms. (85 steps per ms) remains 37/37 properties
SDD proceeding with computation,36 properties remain. new max is 32
SDD size :116 after 314
[2025-06-01 08:33:49] [INFO ] Invariant cache hit.
[2025-06-01 08:33:49] [INFO ] State equation strengthened by 100 read => feed constraints.
SDD proceeding with computation,36 properties remain. new max is 64
SDD size :314 after 974
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SDD proceeding with computation,36 properties remain. new max is 128
SDD size :974 after 2956
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (OVERLAPS) 124/160 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 36 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:50] [INFO ] Deduced a trap composed of 3 places in 305 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:50] [INFO ] Deduced a trap composed of 3 places in 88 ms of which 3 ms to minimize.
SDD proceeding with computation,36 properties remain. new max is 256
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD size :2956 after 5138
[2025-06-01 08:33:50] [INFO ] Deduced a trap composed of 3 places in 41 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:50] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:50] [INFO ] Deduced a trap composed of 3 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:50] [INFO ] Deduced a trap composed of 3 places in 67 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:50] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
SDD proceeding with computation,36 properties remain. new max is 512
SDD size :5138 after 608372
SDD proceeding with computation,36 properties remain. new max is 1024
SDD size :608372 after 1.71185e+06
At refinement iteration 2 (INCLUDED_ONLY) 0/160 variables, 7/39 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/160 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (OVERLAPS) 256/416 variables, 160/199 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/416 variables, 32/231 constraints. Problems are: Problem set: 0 solved, 36 unsolved
SDD proceeding with computation,36 properties remain. new max is 2048
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/416 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 36 unsolved
SDD size :1.71185e+06 after 3.13542e+12
At refinement iteration 7 (OVERLAPS) 0/416 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Real declared 416/1301 variables, and 231 constraints, problems are : Problem set: 0 solved, 36 unsolved in 2224 ms.
Refiners :[Positive P Invariants (semi-flows): 32/100 constraints, State Equation: 160/500 constraints, ReadFeed: 32/100 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 36 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (OVERLAPS) 124/160 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/160 variables, 7/39 constraints. Problems are: Problem set: 0 solved, 36 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:51] [INFO ] Deduced a trap composed of 3 places in 42 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:51] [INFO ] Deduced a trap composed of 3 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:52] [INFO ] Deduced a trap composed of 3 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:52] [INFO ] Deduced a trap composed of 3 places in 53 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:52] [INFO ] Deduced a trap composed of 3 places in 54 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:52] [INFO ] Deduced a trap composed of 3 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:52] [INFO ] Deduced a trap composed of 3 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:52] [INFO ] Deduced a trap composed of 3 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:52] [INFO ] Deduced a trap composed of 3 places in 67 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:52] [INFO ] Deduced a trap composed of 3 places in 36 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:52] [INFO ] Deduced a trap composed of 3 places in 28 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:52] [INFO ] Deduced a trap composed of 3 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:52] [INFO ] Deduced a trap composed of 3 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:52] [INFO ] Deduced a trap composed of 3 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:52] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/160 variables, 15/54 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/160 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (OVERLAPS) 256/416 variables, 160/214 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/416 variables, 32/246 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/416 variables, 36/282 constraints. Problems are: Problem set: 0 solved, 36 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:53] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:53] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:53] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:53] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 1 ms to minimize.
SDD proceeding with computation,36 properties remain. new max is 4096
SDD size :3.13542e+12 after 4.55406e+19
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:53] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:53] [INFO ] Deduced a trap composed of 3 places in 161 ms of which 32 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/416 variables, 6/288 constraints. Problems are: Problem set: 0 solved, 36 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 08:33:54] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/416 variables, 1/289 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/416 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 11 (OVERLAPS) 0/416 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Int declared 416/1301 variables, and 289 constraints, problems are : Problem set: 0 solved, 36 unsolved in 5005 ms.
Refiners :[Positive P Invariants (semi-flows): 32/100 constraints, State Equation: 160/500 constraints, ReadFeed: 32/100 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 29/29 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7262ms problems are : Problem set: 0 solved, 36 unsolved
Fused 36 Parikh solutions to 6 different solutions.
Finished Parikh walk after 2007 steps, including 0 resets, run visited all 36 properties in 47 ms. (steps per millisecond=42 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 36 properties in 55 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 401 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK DECISION_DIAGRAMS COLLATERAL_PROCESSING BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 89620 ms.

BK_STOP 1748766836931

--------------------
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
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="JoinFreeModules-PT-0100"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 2-5832"
echo " Executing tool itstools"
echo " Input is JoinFreeModules-PT-0100, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r119-tall-174876430200277"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/JoinFreeModules-PT-0100.tgz
mv JoinFreeModules-PT-0100 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;