Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r105-smll-174867012900417.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 HealthRecord-PT-17, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r105-smll-174867012900417
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 608K
-rw-r--r-- 1 mcc users 6.5K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K 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 117K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.0K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 78K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K 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 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 175K 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 1748740169196

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=HealthRecord-PT-17
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202505121319
[2025-06-01 01:09:31] [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 01:09:31] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-01 01:09:32] [INFO ] Load time of PNML (sax parser for PT used): 240 ms
[2025-06-01 01:09:32] [INFO ] Transformed 624 places.
[2025-06-01 01:09:32] [INFO ] Transformed 828 transitions.
[2025-06-01 01:09:32] [INFO ] Found NUPN structural information;
[2025-06-01 01:09:32] [INFO ] Parsed PT model containing 624 places and 828 transitions and 1879 arcs in 477 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 624/624 places, 828/828 transitions.
Graph (trivial) has 750 edges and 624 vertex of which 87 / 624 are part of one of the 21 SCC in 14 ms
Free SCC test removed 66 places
Ensure Unique test removed 75 transitions
Reduce isomorphic transitions removed 75 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 295 transitions
Trivial Post-agglo rules discarded 295 transitions
Performed 295 trivial Post agglomeration. Transition count delta: 295
Iterating post reduction 0 with 295 rules applied. Total rules applied 296 place count 558 transition count 458
Reduce places removed 295 places and 0 transitions.
Ensure Unique test removed 28 transitions
Reduce isomorphic transitions removed 28 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 14 transitions
Trivial Post-agglo rules discarded 14 transitions
Performed 14 trivial Post agglomeration. Transition count delta: 14
Iterating post reduction 1 with 337 rules applied. Total rules applied 633 place count 263 transition count 416
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 2 with 14 rules applied. Total rules applied 647 place count 249 transition count 416
Performed 10 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 10 Pre rules applied. Total rules applied 647 place count 249 transition count 406
Deduced a syphon composed of 10 places in 4 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 3 with 20 rules applied. Total rules applied 667 place count 239 transition count 406
Performed 97 Post agglomeration using F-continuation condition.Transition count delta: 97
Deduced a syphon composed of 97 places in 1 ms
Reduce places removed 97 places and 0 transitions.
Iterating global reduction 3 with 194 rules applied. Total rules applied 861 place count 142 transition count 309
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: -77
Deduced a syphon composed of 36 places in 2 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 3 with 72 rules applied. Total rules applied 933 place count 106 transition count 386
Applied a total of 933 rules in 200 ms. Remains 106 /624 variables (removed 518) and now considering 386/828 (removed 442) transitions.
[2025-06-01 01:09:32] [INFO ] Flow matrix only has 357 transitions (discarded 29 similar events)
// Phase 1: matrix 357 rows 106 cols
[2025-06-01 01:09:32] [INFO ] Computed 18 invariants in 27 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:09:33] [INFO ] Implicit Places using invariants in 636 ms returned []
[2025-06-01 01:09:33] [INFO ] Flow matrix only has 357 transitions (discarded 29 similar events)
[2025-06-01 01:09:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:09:33] [INFO ] State equation strengthened by 54 read => feed constraints.
[2025-06-01 01:09:34] [INFO ] Implicit Places using invariants and state equation in 824 ms returned []
Implicit Place search using SMT with State Equation took 1545 ms to find 0 implicit places.
Running 356 sub problems to find dead transitions.
[2025-06-01 01:09:34] [INFO ] Flow matrix only has 357 transitions (discarded 29 similar events)
[2025-06-01 01:09:34] [INFO ] Invariant cache hit.
[2025-06-01 01:09:34] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/105 variables, 105/105 constraints. Problems are: Problem set: 0 solved, 356 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/105 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 356 unsolved
At refinement iteration 2 (OVERLAPS) 1/106 variables, 10/115 constraints. Problems are: Problem set: 0 solved, 356 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/106 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 356 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/106 variables, 8/124 constraints. Problems are: Problem set: 0 solved, 356 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:09:42] [INFO ] Deduced a trap composed of 31 places in 251 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:09:42] [INFO ] Deduced a trap composed of 31 places in 224 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:09:43] [INFO ] Deduced a trap composed of 8 places in 186 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:09:43] [INFO ] Deduced a trap composed of 10 places in 246 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:09:44] [INFO ] Deduced a trap composed of 10 places in 325 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:09:44] [INFO ] Deduced a trap composed of 10 places in 146 ms of which 9 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/106 variables, 6/130 constraints. Problems are: Problem set: 0 solved, 356 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/106 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 356 unsolved
At refinement iteration 7 (OVERLAPS) 356/462 variables, 106/236 constraints. Problems are: Problem set: 0 solved, 356 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/462 variables, 53/289 constraints. Problems are: Problem set: 0 solved, 356 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 462/463 variables, and 289 constraints, problems are : Problem set: 0 solved, 356 unsolved in 30052 ms.
Refiners :[Domain max(s): 106/106 constraints, Positive P Invariants (semi-flows): 10/10 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 106/106 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 356/356 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 356 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/105 variables, 105/105 constraints. Problems are: Problem set: 0 solved, 356 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/105 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 356 unsolved
At refinement iteration 2 (OVERLAPS) 1/106 variables, 10/115 constraints. Problems are: Problem set: 0 solved, 356 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/106 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 356 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/106 variables, 8/124 constraints. Problems are: Problem set: 0 solved, 356 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/106 variables, 6/130 constraints. Problems are: Problem set: 0 solved, 356 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:10:08] [INFO ] Deduced a trap composed of 34 places in 134 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:10:09] [INFO ] Deduced a trap composed of 25 places in 177 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:10:09] [INFO ] Deduced a trap composed of 32 places in 182 ms of which 13 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/106 variables, 3/133 constraints. Problems are: Problem set: 0 solved, 356 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/106 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 356 unsolved
At refinement iteration 8 (OVERLAPS) 356/462 variables, 106/239 constraints. Problems are: Problem set: 0 solved, 356 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/462 variables, 53/292 constraints. Problems are: Problem set: 0 solved, 356 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/462 variables, 356/648 constraints. Problems are: Problem set: 0 solved, 356 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 462/463 variables, and 648 constraints, problems are : Problem set: 0 solved, 356 unsolved in 30032 ms.
Refiners :[Domain max(s): 106/106 constraints, Positive P Invariants (semi-flows): 10/10 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 106/106 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 356/356 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61072ms problems are : Problem set: 0 solved, 356 unsolved
Search for dead transitions found 0 dead transitions in 61111ms
Starting structural reductions in LIVENESS mode, iteration 1 : 106/624 places, 386/828 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 62909 ms. Remains : 106/624 places, 386/828 transitions.
Discarding 295 transitions out of 386. Remains 91
Initial state reduction rules removed 1 formulas.
[2025-06-01 01:10:36] [INFO ] Flatten gal took : 172 ms
[2025-06-01 01:10:36] [INFO ] Flatten gal took : 89 ms
[2025-06-01 01:10:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15307823597687267076.gal : 68 ms
[2025-06-01 01:10:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8057914227668474105.prop : 6 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/ReachabilityCardinality15307823597687267076.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8057914227668474105.prop' '--nowitness' '--gen-order' 'FOLLOW'

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 ...329
RANDOM walk for 40000 steps (3817 resets) in 3749 ms. (10 steps per ms) remains 38/90 properties
BEST_FIRST walk for 4004 steps (27 resets) in 26 ms. (148 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (26 resets) in 14 ms. (266 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4003 steps (24 resets) in 13 ms. (285 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (26 resets) in 25 ms. (154 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (29 resets) in 29 ms. (133 steps per ms) remains 38/38 properties
Loading property file /tmp/ReachabilityCardinality8057914227668474105.prop.
BEST_FIRST walk for 4004 steps (26 resets) in 35 ms. (111 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (25 resets) in 31 ms. (125 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (26 resets) in 32 ms. (121 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4003 steps (25 resets) in 29 ms. (133 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (25 resets) in 34 ms. (114 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4003 steps (25 resets) in 24 ms. (160 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (25 resets) in 17 ms. (222 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4003 steps (29 resets) in 11 ms. (333 steps per ms) remains 38/38 properties
BEST_FIRST walk for 4004 steps (26 resets) in 17 ms. (222 steps per ms) remains 38/38 properties
Reachability property qltransition_75 is true.
Reachability property qltransition_73 is true.
Reachability property qltransition_72 is true.
Reachability property qltransition_71 is true.
Reachability property qltransition_70 is true.
Reachability property qltransition_28 is true.
Reachability property qltransition_27 is true.
Reachability property qltransition_26 is true.
SDD proceeding with computation,82 properties remain. new max is 2
SDD size :1 after 4
BEST_FIRST walk for 4004 steps (15 resets) in 20 ms. (190 steps per ms) remains 38/38 properties
SDD proceeding with computation,82 properties remain. new max is 4
SDD size :4 after 7
BEST_FIRST walk for 4004 steps (15 resets) in 13 ms. (286 steps per ms) remains 38/38 properties
SDD proceeding with computation,82 properties remain. new max is 8
SDD size :7 after 10
BEST_FIRST walk for 4004 steps (15 resets) in 17 ms. (222 steps per ms) remains 38/38 properties
SDD proceeding with computation,82 properties remain. new max is 16
SDD size :10 after 28
BEST_FIRST walk for 4004 steps (15 resets) in 23 ms. (166 steps per ms) remains 37/38 properties
SDD proceeding with computation,82 properties remain. new max is 32
SDD size :28 after 76
BEST_FIRST walk for 4004 steps (12 resets) in 13 ms. (286 steps per ms) remains 37/37 properties
BEST_FIRST walk for 4004 steps (13 resets) in 15 ms. (250 steps per ms) remains 35/37 properties
BEST_FIRST walk for 4004 steps (41 resets) in 16 ms. (235 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4004 steps (41 resets) in 16 ms. (235 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4004 steps (23 resets) in 23 ms. (166 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4004 steps (17 resets) in 11 ms. (333 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4004 steps (18 resets) in 18 ms. (210 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4004 steps (20 resets) in 20 ms. (190 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4003 steps (18 resets) in 8 ms. (444 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4004 steps (19 resets) in 8 ms. (444 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4004 steps (21 resets) in 14 ms. (266 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4004 steps (26 resets) in 9 ms. (400 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4004 steps (27 resets) in 9 ms. (400 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4004 steps (25 resets) in 8 ms. (444 steps per ms) remains 34/35 properties
BEST_FIRST walk for 4003 steps (24 resets) in 8 ms. (444 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (26 resets) in 10 ms. (364 steps per ms) remains 33/34 properties
BEST_FIRST walk for 4004 steps (26 resets) in 12 ms. (308 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4004 steps (28 resets) in 8 ms. (444 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4003 steps (25 resets) in 9 ms. (400 steps per ms) remains 32/33 properties
[2025-06-01 01:10:36] [INFO ] Flow matrix only has 357 transitions (discarded 29 similar events)
[2025-06-01 01:10:36] [INFO ] Invariant cache hit.
SDD proceeding with computation,82 properties remain. new max is 64
SDD size :76 after 2161
[2025-06-01 01:10:36] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/47 variables, 47/47 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/47 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 32 unsolved
Reachability property qltransition_158 is true.
At refinement iteration 2 (OVERLAPS) 17/64 variables, 10/57 constraints. Problems are: Problem set: 0 solved, 32 unsolved
Reachability property qltransition_136 is true.
Reachability property qltransition_134 is true.
Reachability property qltransition_132 is true.
Reachability property qltransition_131 is true.
Reachability property qltransition_130 is true.
Reachability property qltransition_129 is true.
At refinement iteration 3 (INCLUDED_ONLY) 0/64 variables, 17/74 constraints. Problems are: Problem set: 0 solved, 32 unsolved
Reachability property qltransition_127 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_109 is true.
[2025-06-01 01:10:37] [INFO ] Deduced a trap composed of 31 places in 77 ms of which 5 ms to minimize.
Reachability property qltransition_91 is true.
Reachability property qltransition_85 is true.
Reachability property qltransition_83 is true.
Reachability property qltransition_81 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_79 is true.
Reachability property qltransition_77 is true.
SDD proceeding with computation,67 properties remain. new max is 64
SDD size :2161 after 17941
SDD proceeding with computation,67 properties remain. new max is 128
SDD size :17941 after 19756
[2025-06-01 01:10:37] [INFO ] Deduced a trap composed of 8 places in 101 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,67 properties remain. new max is 256
SDD size :19756 after 22361
[2025-06-01 01:10:37] [INFO ] Deduced a trap composed of 10 places in 57 ms of which 3 ms to minimize.
SDD proceeding with computation,67 properties remain. new max is 512
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 3/77 constraints. Problems are: Problem set: 0 solved, 32 unsolved
SDD size :22361 after 28811
At refinement iteration 5 (INCLUDED_ONLY) 0/64 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 32 unsolved
SDD proceeding with computation,67 properties remain. new max is 1024
SDD size :28811 after 43926
At refinement iteration 6 (OVERLAPS) 42/106 variables, 8/85 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/106 variables, 42/127 constraints. Problems are: Problem set: 0 solved, 32 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:10:38] [INFO ] Deduced a trap composed of 34 places in 160 ms of which 8 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/106 variables, 1/128 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/106 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 10 (OVERLAPS) 356/462 variables, 106/234 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/462 variables, 53/287 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/462 variables, 0/287 constraints. Problems are: Problem set: 0 solved, 32 unsolved
Reachability property qltransition_382 is true.
Reachability property qltransition_378 is true.
Reachability property qltransition_370 is true.
Reachability property qltransition_366 is true.
At refinement iteration 13 (OVERLAPS) 1/463 variables, 1/288 constraints. Problems are: Problem set: 0 solved, 32 unsolved
Reachability property qltransition_360 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_350 is true.
Reachability property qltransition_340 is true.
Reachability property qltransition_330 is true.
Reachability property qltransition_318 is true.
Reachability property qltransition_314 is true.
Reachability property qltransition_310 is true.
[2025-06-01 01:10:40] [INFO ] Deduced a trap composed of 19 places in 129 ms of which 10 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/463 variables, 1/289 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/463 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 32 unsolved
Reachability property qltransition_149 is true.
Reachability property qltransition_148 is true.
Reachability property qltransition_147 is true.
Reachability property qltransition_146 is true.
Reachability property qltransition_145 is true.
Reachability property qltransition_144 is true.
Reachability property qltransition_143 is true.
Reachability property qltransition_142 is true.
Reachability property qltransition_141 is true.
Reachability property qltransition_125 is true.
Reachability property qltransition_119 is true.
Reachability property qltransition_117 is true.
Reachability property qltransition_115 is true.
Reachability property qltransition_113 is true.
Reachability property qltransition_111 is true.
Reachability property qltransition_107 is true.
Reachability property qltransition_101 is true.
Reachability property qltransition_99 is true.
Reachability property qltransition_97 is true.
Reachability property qltransition_95 is true.
Reachability property qltransition_93 is true.
Reachability property qltransition_25 is true.
Reachability property qltransition_24 is true.
Reachability property qltransition_23 is true.
Reachability property qltransition_20 is true.
Reachability property qltransition_3 is true.
SDD proceeding with computation,30 properties remain. new max is 1024
SDD size :43926 after 1.78034e+07
At refinement iteration 16 (OVERLAPS) 0/463 variables, 0/289 constraints. Problems are: Problem set: 3 solved, 29 unsolved
No progress, stopping.
SDD proceeding with computation,30 properties remain. new max is 2048
SDD size :1.78034e+07 after 1.78413e+07
After SMT solving in domain Real declared 463/463 variables, and 289 constraints, problems are : Problem set: 3 solved, 29 unsolved in 5003 ms.
Refiners :[Domain max(s): 106/106 constraints, Positive P Invariants (semi-flows): 10/10 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 106/106 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 32/32 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 29 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 43/43 constraints. Problems are: Problem set: 3 solved, 29 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/43 constraints. Problems are: Problem set: 3 solved, 29 unsolved
At refinement iteration 2 (OVERLAPS) 18/61 variables, 10/53 constraints. Problems are: Problem set: 3 solved, 29 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/61 variables, 18/71 constraints. Problems are: Problem set: 3 solved, 29 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/61 variables, 3/74 constraints. Problems are: Problem set: 3 solved, 29 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/61 variables, 0/74 constraints. Problems are: Problem set: 3 solved, 29 unsolved
At refinement iteration 6 (OVERLAPS) 45/106 variables, 8/82 constraints. Problems are: Problem set: 3 solved, 29 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/106 variables, 45/127 constraints. Problems are: Problem set: 3 solved, 29 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/106 variables, 2/129 constraints. Problems are: Problem set: 3 solved, 29 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/106 variables, 0/129 constraints. Problems are: Problem set: 3 solved, 29 unsolved
At refinement iteration 10 (OVERLAPS) 356/462 variables, 106/235 constraints. Problems are: Problem set: 3 solved, 29 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/462 variables, 53/288 constraints. Problems are: Problem set: 3 solved, 29 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/462 variables, 29/317 constraints. Problems are: Problem set: 3 solved, 29 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:10:43] [INFO ] Deduced a trap composed of 10 places in 116 ms of which 8 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 1/318 constraints. Problems are: Problem set: 3 solved, 29 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 3 solved, 29 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 3 solved, 29 unsolved
Error getting values : (error "ParserException while parsing response: ((t0 0)
(t1 0)
(t2 0)
(t3 0)
(t4 1)
(t5 0)
(t6 0)
(t7 0)
(t8 0)
(t9 0)
(t10 0)
(t11 0)
(t12 0)
(t13 0)
(t14 0)
(t15 1)
(t16 0)
(t17 0)
(t18 0)
(t19 0)
(t20 0)
(t21 0)
(t22 0)
(t23 0)
(t24 0)
(t25 1)
(t26 0)
(t27 0)
(t28 1)
(t29 0)
(t30 0)
(t31 3)
(t32 0)
(t33 0)
(t34 1)
(t35 0)
(t36 0)
(t37 0)
(t38 0)
(t39 0)
(t40 0)
(t41 0)
(t42 0)
(t43 0)
(t44 0)
(t45 4)
(t46 1)
(t47 0)
(t48 0)
(t49 0)
(t50 0)
(t51 1)
(t52 0)
(t53 1)
(t54 0)
(t55 0)
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(t59 0)
(t60 0)
(t61 0)
(t62 0)
(t63 0)
(t64 1)
(t65 0)
(t66 1)
(t67 0)
(t68 1)
(t69 0)
(t70 1)
(t71 0)
(t72 0)
(t73 0)
(t74 0)
(t75 0)
(t76 0)
(t77 0)
(t78 0)
(t79 0)
(t80 0)
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(t83 0)
(t84 0)
(t85 0)
(t86 0)
(t87 0)
(t88 0)
(t89 0)
(t90 1)
(t91 0)
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(t95 1)
(t96 0)
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(t108 1)
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(t119 2)
(t120 0)
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(t125 0)
(t126 0)
(t127 1)
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(t130 0)
(t131 0)
(t132 0)
(t133 14)
(t134 0)
(t135 0)
(t136 1)
(t137 0)
(t138 0)
(t139 0)
(t140 0)
(t141 0)
(t142 0)
(t143 0)
(t144 0)
(t145 0)
(t146 0)
(t147 1)
(t148 0)
(t149 0)
(t150 0)
(t151 0)
(t152 0)
(t153 0)
(t154 0)
(t155 1)
(t156 1)
(t157 0)
(t158 0)
(t159 0)
(t160 0)
(t161 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 463/463 variables, and 319 constraints, problems are : Problem set: 3 solved, 29 unsolved in 5012 ms.
Refiners :[Domain max(s): 106/106 constraints, Positive P Invariants (semi-flows): 10/10 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 106/106 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 29/32 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10103ms problems are : Problem set: 3 solved, 29 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 43 out of 106 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 106/106 places, 386/386 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 0 with 21 rules applied. Total rules applied 21 place count 106 transition count 365
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 26 place count 101 transition count 340
Iterating global reduction 1 with 5 rules applied. Total rules applied 31 place count 101 transition count 340
Discarding 12 places :
Symmetric choice reduction at 1 with 12 rule applications. Total rules 43 place count 89 transition count 316
Iterating global reduction 1 with 12 rules applied. Total rules applied 55 place count 89 transition count 316
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 64 place count 89 transition count 307
Drop transitions (Redundant composition of simpler transitions.) removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 2 with 32 rules applied. Total rules applied 96 place count 89 transition count 275
Free-agglomeration rule applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 104 place count 89 transition count 267
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 112 place count 81 transition count 267
Drop transitions (Redundant composition of simpler transitions.) removed 11 transitions
Redundant transition composition rules discarded 11 transitions
Iterating global reduction 3 with 11 rules applied. Total rules applied 123 place count 81 transition count 256
Partial Free-agglomeration rule applied 3 times.
Drop transitions (Partial Free agglomeration) removed 3 transitions
Iterating global reduction 3 with 3 rules applied. Total rules applied 126 place count 81 transition count 256
Applied a total of 126 rules in 105 ms. Remains 81 /106 variables (removed 25) and now considering 256/386 (removed 130) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 105 ms. Remains : 81/106 places, 256/386 transitions.
RANDOM walk for 4000000 steps (383760 resets) in 28743 ms. (139 steps per ms) remains 29/29 properties
Reachability property qltransition_180 is true.
BEST_FIRST walk for 400004 steps (3783 resets) in 479 ms. (833 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (3828 resets) in 449 ms. (888 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400004 steps (3820 resets) in 574 ms. (695 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400004 steps (3846 resets) in 434 ms. (919 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400004 steps (3855 resets) in 511 ms. (781 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (3816 resets) in 449 ms. (888 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400004 steps (3820 resets) in 524 ms. (761 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400004 steps (3837 resets) in 496 ms. (804 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400004 steps (3820 resets) in 513 ms. (778 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (3788 resets) in 543 ms. (735 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (3847 resets) in 422 ms. (945 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (3846 resets) in 487 ms. (819 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (3831 resets) in 389 ms. (1025 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400004 steps (3815 resets) in 449 ms. (888 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (5089 resets) in 610 ms. (654 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400004 steps (5093 resets) in 850 ms. (470 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400004 steps (4890 resets) in 769 ms. (519 steps per ms) remains 29/29 properties
Reachability property qltransition_154 is true.
BEST_FIRST walk for 400004 steps (3388 resets) in 588 ms. (679 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (3401 resets) in 510 ms. (782 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400004 steps (3506 resets) in 590 ms. (676 steps per ms) remains 28/29 properties
BEST_FIRST walk for 400004 steps (3392 resets) in 483 ms. (826 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400003 steps (3388 resets) in 568 ms. (702 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400004 steps (3395 resets) in 464 ms. (860 steps per ms) remains 28/28 properties
BEST_FIRST walk for 400004 steps (3405 resets) in 587 ms. (680 steps per ms) remains 27/28 properties
BEST_FIRST walk for 400003 steps (3817 resets) in 503 ms. (793 steps per ms) remains 27/27 properties
BEST_FIRST walk for 400004 steps (3839 resets) in 440 ms. (907 steps per ms) remains 27/27 properties
BEST_FIRST walk for 400004 steps (3834 resets) in 524 ms. (761 steps per ms) remains 27/27 properties
BEST_FIRST walk for 400003 steps (3832 resets) in 562 ms. (710 steps per ms) remains 27/27 properties
Reachability property qltransition_150 is true.
Reachability property qltransition_69 is true.
Reachability property qltransition_68 is true.
Reachability property qltransition_67 is true.
Reachability property qltransition_66 is true.
Reachability property qltransition_64 is true.
Reachability property qltransition_62 is true.
Reachability property qltransition_60 is true.
Reachability property qltransition_58 is true.
Reachability property qltransition_53 is true.
Reachability property qltransition_22 is true.
Reachability property qltransition_21 is true.
SDD proceeding with computation,16 properties remain. new max is 2048
SDD size :1.78413e+07 after 1.24403e+08
Finished probabilistic random walk after 285938 steps, run visited all 27 properties in 1391 ms. (steps per millisecond=205 )
Probabilistic random walk after 285938 steps, saw 56272 distinct states, run finished after 1396 ms. (steps per millisecond=204 ) properties seen :27
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 91 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK DECISION_DIAGRAMS COLLATERAL_PROCESSING BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 90075 ms.

BK_STOP 1748740261929

--------------------
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
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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="HealthRecord-PT-17"
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 HealthRecord-PT-17, 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 r105-smll-174867012900417"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/HealthRecord-PT-17.tgz
mv HealthRecord-PT-17 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 ;