Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r133-smll-174876529400148.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)
.......................................................................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is MedleyA-PT-18, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r133-smll-174876529400148
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 560K
-rw-r--r-- 1 mcc users 8.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 98K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.1K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 32K 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 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.2K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 69K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K 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 3.6K 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 158K 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 StableMarking

=== Now, execution of the tool begins

BK_START 1748845128427

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=MedleyA-PT-18
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202505121319
[2025-06-02 06:18:51] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2025-06-02 06:18:51] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 06:18:51] [INFO ] Load time of PNML (sax parser for PT used): 221 ms
[2025-06-02 06:18:51] [INFO ] Transformed 252 places.
[2025-06-02 06:18:51] [INFO ] Transformed 543 transitions.
[2025-06-02 06:18:51] [INFO ] Found NUPN structural information;
[2025-06-02 06:18:51] [INFO ] Parsed PT model containing 252 places and 543 transitions and 2436 arcs in 414 ms.
Graph (trivial) has 293 edges and 252 vertex of which 13 / 252 are part of one of the 3 SCC in 8 ms
Free SCC test removed 10 places
Structural test allowed to assert that 42 places are NOT stable. Took 48 ms.
Ensure Unique test removed 12 transitions
Reduce redundant transitions removed 12 transitions.
RANDOM walk for 40000 steps (1532 resets) in 3673 ms. (10 steps per ms) remains 179/210 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 179/179 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 179/179 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 179/179 properties
BEST_FIRST walk for 401 steps (8 resets) in 26 ms. (14 steps per ms) remains 179/179 properties
BEST_FIRST walk for 403 steps (8 resets) in 16 ms. (23 steps per ms) remains 179/179 properties
BEST_FIRST walk for 404 steps (8 resets) in 18 ms. (21 steps per ms) remains 179/179 properties
[2025-06-02 06:18:52] [INFO ] Flatten gal took : 372 ms
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 179/179 properties
BEST_FIRST walk for 404 steps (8 resets) in 17 ms. (22 steps per ms) remains 179/179 properties
BEST_FIRST walk for 404 steps (8 resets) in 14 ms. (26 steps per ms) remains 179/179 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 179/179 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 179/179 properties
BEST_FIRST walk for 403 steps (8 resets) in 13 ms. (28 steps per ms) remains 179/179 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 179/179 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 179/179 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 179/179 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 179/179 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 179/179 properties
BEST_FIRST walk for 402 steps (8 resets) in 7 ms. (50 steps per ms) remains 179/179 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 179/179 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 179/179 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 179/179 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 179/179 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 179/179 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 179/179 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 179/179 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 179/179 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 179/179 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 179/179 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 179/179 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 179/179 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 179/179 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 179/179 properties
BEST_FIRST walk for 402 steps (8 resets) in 4 ms. (80 steps per ms) remains 179/179 properties
BEST_FIRST walk for 401 steps (8 resets) in 5 ms. (66 steps per ms) remains 179/179 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 179/179 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 179/179 properties
BEST_FIRST walk for 402 steps (8 resets) in 5 ms. (67 steps per ms) remains 179/179 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 179/179 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 179/179 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 179/179 properties
BEST_FIRST walk for 401 steps (8 resets) in 5 ms. (66 steps per ms) remains 179/179 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 179/179 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 179/179 properties
BEST_FIRST walk for 402 steps (8 resets) in 6 ms. (57 steps per ms) remains 179/179 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 179/179 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 179/179 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 179/179 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 179/179 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 179/179 properties
BEST_FIRST walk for 403 steps (8 resets) in 4 ms. (80 steps per ms) remains 179/179 properties
[2025-06-02 06:18:53] [INFO ] Flatten gal took : 129 ms
[2025-06-02 06:18:53] [INFO ] Flow matrix only has 529 transitions (discarded 2 similar events)
[2025-06-02 06:18:53] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9701345851340261324.gal : 59 ms
// Phase 1: matrix 529 rows 242 cols
[2025-06-02 06:18:53] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9336354695898348993.prop : 3 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/ReachabilityCardinality9701345851340261324.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9336354695898348993.prop' '--nowitness' '--gen-order' 'FOLLOW'
[2025-06-02 06:18:53] [INFO ] Computed 7 invariants in 39 ms

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 ...328
[2025-06-02 06:18:53] [INFO ] State equation strengthened by 1 read => feed constraints.
Loading property file /tmp/ReachabilityCardinality9336354695898348993.prop.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SDD proceeding with computation,179 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,179 properties remain. new max is 8
SDD size :3 after 11
SDD proceeding with computation,179 properties remain. new max is 16
SDD size :11 after 106
SDD proceeding with computation,179 properties remain. new max is 32
SDD size :106 after 156
SDD proceeding with computation,179 properties remain. new max is 64
SDD size :156 after 221
Invariant property smplace_237 does not hold.
Invariant property smplace_96 does not hold.
Invariant property smplace_71 does not hold.
Invariant property smplace_45 does not hold.
Invariant property smplace_22 does not hold.
SDD proceeding with computation,174 properties remain. new max is 64
SDD size :221 after 857
SDD proceeding with computation,174 properties remain. new max is 128
SDD size :857 after 972
SDD proceeding with computation,174 properties remain. new max is 256
SDD size :972 after 4982
SDD proceeding with computation,174 properties remain. new max is 512
SDD size :4982 after 5040
SDD proceeding with computation,174 properties remain. new max is 1024
SDD size :5040 after 5724
Invariant property smplace_93 does not hold.
Invariant property smplace_92 does not hold.
Invariant property smplace_90 does not hold.
Invariant property smplace_88 does not hold.
Invariant property smplace_87 does not hold.
Invariant property smplace_83 does not hold.
Invariant property smplace_68 does not hold.
Invariant property smplace_67 does not hold.
Invariant property smplace_65 does not hold.
Invariant property smplace_63 does not hold.
Invariant property smplace_62 does not hold.
Invariant property smplace_58 does not hold.
Invariant property smplace_37 does not hold.
Invariant property smplace_36 does not hold.
Invariant property smplace_29 does not hold.
Invariant property smplace_14 does not hold.
Invariant property smplace_13 does not hold.
Invariant property smplace_6 does not hold.
SDD proceeding with computation,156 properties remain. new max is 1024
SDD size :5724 after 10896
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/179 variables, 179/179 constraints. Problems are: Problem set: 5 solved, 174 unsolved
Invariant property smplace_160 does not hold.
Invariant property smplace_122 does not hold.
Invariant property smplace_121 does not hold.
Invariant property smplace_120 does not hold.
Invariant property smplace_119 does not hold.
Invariant property smplace_117 does not hold.
Invariant property smplace_116 does not hold.
Invariant property smplace_115 does not hold.
Invariant property smplace_114 does not hold.
Invariant property smplace_113 does not hold.
Invariant property smplace_112 does not hold.
Invariant property smplace_111 does not hold.
Invariant property smplace_110 does not hold.
Invariant property smplace_109 does not hold.
Invariant property smplace_108 does not hold.
Invariant property smplace_107 does not hold.
Invariant property smplace_106 does not hold.
Invariant property smplace_105 does not hold.
Invariant property smplace_104 does not hold.
Invariant property smplace_91 does not hold.
Invariant property smplace_89 does not hold.
Invariant property smplace_86 does not hold.
Invariant property smplace_85 does not hold.
Invariant property smplace_66 does not hold.
Invariant property smplace_64 does not hold.
Invariant property smplace_61 does not hold.
Invariant property smplace_60 does not hold.
Invariant property smplace_40 does not hold.
Invariant property smplace_38 does not hold.
Invariant property smplace_35 does not hold.
Invariant property smplace_31 does not hold.
Invariant property smplace_30 does not hold.
Invariant property smplace_17 does not hold.
Invariant property smplace_15 does not hold.
Invariant property smplace_12 does not hold.
Invariant property smplace_8 does not hold.
Invariant property smplace_7 does not hold.
SDD proceeding with computation,119 properties remain. new max is 1024
SDD size :10896 after 46504
SDD proceeding with computation,119 properties remain. new max is 2048
SDD size :46504 after 48908
At refinement iteration 1 (INCLUDED_ONLY) 0/179 variables, 0/179 constraints. Problems are: Problem set: 60 solved, 119 unsolved
At refinement iteration 2 (OVERLAPS) 63/242 variables, 7/186 constraints. Problems are: Problem set: 60 solved, 119 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/242 variables, 63/249 constraints. Problems are: Problem set: 60 solved, 119 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 242/771 variables, and 249 constraints, problems are : Problem set: 60 solved, 119 unsolved in 5082 ms.
Refiners :[Domain max(s): 242/242 constraints, Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 0/242 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 179/179 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 60 solved, 119 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/119 variables, 119/119 constraints. Problems are: Problem set: 60 solved, 119 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/119 variables, 0/119 constraints. Problems are: Problem set: 60 solved, 119 unsolved
At refinement iteration 2 (OVERLAPS) 115/234 variables, 6/125 constraints. Problems are: Problem set: 60 solved, 119 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/234 variables, 115/240 constraints. Problems are: Problem set: 60 solved, 119 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:19:00] [INFO ] Deduced a trap composed of 34 places in 420 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:19:01] [INFO ] Deduced a trap composed of 41 places in 314 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:19:01] [INFO ] Deduced a trap composed of 48 places in 293 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:19:01] [INFO ] Deduced a trap composed of 110 places in 262 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:19:01] [INFO ] Deduced a trap composed of 34 places in 186 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:19:02] [INFO ] Deduced a trap composed of 34 places in 208 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:19:02] [INFO ] Deduced a trap composed of 34 places in 246 ms of which 48 ms to minimize.
Invariant property smplace_84 does not hold.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Invariant property smplace_82 does not hold.
Invariant property smplace_81 does not hold.
Invariant property smplace_80 does not hold.
Invariant property smplace_79 does not hold.
Invariant property smplace_78 does not hold.
Invariant property smplace_59 does not hold.
Invariant property smplace_57 does not hold.
Invariant property smplace_56 does not hold.
Invariant property smplace_55 does not hold.
Invariant property smplace_54 does not hold.
Invariant property smplace_53 does not hold.
Invariant property smplace_32 does not hold.
Invariant property smplace_9 does not hold.
SDD proceeding with computation,105 properties remain. new max is 2048
SDD size :48908 after 118556
[2025-06-02 06:19:02] [INFO ] Deduced a trap composed of 33 places in 214 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:19:03] [INFO ] Deduced a trap composed of 34 places in 360 ms of which 53 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:19:03] [INFO ] Deduced a trap composed of 35 places in 301 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:19:03] [INFO ] Deduced a trap composed of 46 places in 307 ms of which 47 ms to minimize.
SMT process timed out in 10655ms, After SMT, problems are : Problem set: 74 solved, 105 unsolved
Fused 105 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 105 out of 242 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 242/242 places, 531/531 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 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 0 with 17 rules applied. Total rules applied 17 place count 242 transition count 514
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 1 with 14 rules applied. Total rules applied 31 place count 228 transition count 514
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 31 place count 228 transition count 508
Deduced a syphon composed of 6 places in 7 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 43 place count 222 transition count 508
Discarding 28 places :
Symmetric choice reduction at 2 with 28 rule applications. Total rules 71 place count 194 transition count 455
Iterating global reduction 2 with 28 rules applied. Total rules applied 99 place count 194 transition count 455
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 99 place count 194 transition count 452
Deduced a syphon composed of 3 places in 3 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 105 place count 191 transition count 452
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 107 place count 189 transition count 424
Iterating global reduction 2 with 2 rules applied. Total rules applied 109 place count 189 transition count 424
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: 14
Deduced a syphon composed of 14 places in 2 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 2 with 28 rules applied. Total rules applied 137 place count 175 transition count 410
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 139 place count 175 transition count 408
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 140 place count 174 transition count 406
Iterating global reduction 3 with 1 rules applied. Total rules applied 141 place count 174 transition count 406
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 142 place count 173 transition count 402
Iterating global reduction 3 with 1 rules applied. Total rules applied 143 place count 173 transition count 402
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 144 place count 172 transition count 400
Iterating global reduction 3 with 1 rules applied. Total rules applied 145 place count 172 transition count 400
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -23
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 155 place count 167 transition count 423
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 156 place count 167 transition count 422
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 4 with 4 rules applied. Total rules applied 160 place count 167 transition count 418
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 2 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 4 with 8 rules applied. Total rules applied 168 place count 163 transition count 414
Free-agglomeration rule applied 23 times.
Iterating global reduction 4 with 23 rules applied. Total rules applied 191 place count 163 transition count 391
Reduce places removed 23 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 4 with 27 rules applied. Total rules applied 218 place count 140 transition count 387
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 5 with 2 rules applied. Total rules applied 220 place count 140 transition count 385
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 221 place count 139 transition count 384
Applied a total of 221 rules in 362 ms. Remains 139 /242 variables (removed 103) and now considering 384/531 (removed 147) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 376 ms. Remains : 139/242 places, 384/531 transitions.
Invariant property smplace_159 does not hold.
Invariant property smplace_103 does not hold.
Invariant property smplace_77 does not hold.
Invariant property smplace_52 does not hold.
Invariant property smplace_28 does not hold.
Invariant property smplace_5 does not hold.
SDD proceeding with computation,99 properties remain. new max is 2048
SDD size :118556 after 170322
SDD proceeding with computation,99 properties remain. new max is 4096
SDD size :170322 after 181626
RANDOM walk for 4000000 steps (381767 resets) in 33294 ms. (120 steps per ms) remains 4/105 properties
BEST_FIRST walk for 4000003 steps (90258 resets) in 5690 ms. (702 steps per ms) remains 4/4 properties
BEST_FIRST walk for 4000003 steps (90187 resets) in 6770 ms. (590 steps per ms) remains 4/4 properties
Invariant property smplace_118 does not hold.
Invariant property smplace_34 does not hold.
Invariant property smplace_33 does not hold.
Invariant property smplace_11 does not hold.
Invariant property smplace_10 does not hold.
SDD proceeding with computation,94 properties remain. new max is 4096
SDD size :181626 after 231451
BEST_FIRST walk for 4000001 steps (89844 resets) in 5298 ms. (754 steps per ms) remains 4/4 properties
BEST_FIRST walk for 4000001 steps (90043 resets) in 5341 ms. (748 steps per ms) remains 4/4 properties
[2025-06-02 06:19:22] [INFO ] Flow matrix only has 365 transitions (discarded 19 similar events)
// Phase 1: matrix 365 rows 139 cols
[2025-06-02 06:19:22] [INFO ] Computed 7 invariants in 5 ms
[2025-06-02 06:19:22] [INFO ] State equation strengthened by 79 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 103/107 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 258/365 variables, 107/109 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/365 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 135/500 variables, 30/139 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/500 variables, 4/143 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/500 variables, 15/158 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/500 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 4/504 variables, 2/160 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/504 variables, 1/161 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/504 variables, 64/225 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/504 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 0/504 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 504/504 variables, and 225 constraints, problems are : Problem set: 0 solved, 4 unsolved in 327 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 139/139 constraints, ReadFeed: 79/79 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 103/107 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/107 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 258/365 variables, 107/109 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/365 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 135/500 variables, 30/139 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/500 variables, 4/143 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/500 variables, 15/158 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/500 variables, 4/162 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/500 variables, 0/162 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 4/504 variables, 2/164 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/504 variables, 1/165 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/504 variables, 64/229 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:19:23] [INFO ] Deduced a trap composed of 5 places in 121 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:19:23] [INFO ] Deduced a trap composed of 5 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:19:23] [INFO ] Deduced a trap composed of 6 places in 128 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:19:23] [INFO ] Deduced a trap composed of 6 places in 106 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:19:24] [INFO ] Deduced a trap composed of 19 places in 208 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Invariant property smplace_158 does not hold.
SDD proceeding with computation,93 properties remain. new max is 4096
SDD size :231451 after 993650
[2025-06-02 06:19:24] [INFO ] Deduced a trap composed of 19 places in 205 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:19:24] [INFO ] Deduced a trap composed of 6 places in 198 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:19:24] [INFO ] Deduced a trap composed of 19 places in 199 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:19:24] [INFO ] Deduced a trap composed of 10 places in 182 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:19:25] [INFO ] Deduced a trap composed of 84 places in 150 ms of which 14 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/504 variables, 10/239 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 06:19:25] [INFO ] Deduced a trap composed of 7 places in 159 ms of which 11 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/504 variables, 1/240 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/504 variables, 0/240 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 0/504 variables, 0/240 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
SDD proceeding with computation,93 properties remain. new max is 8192
SDD size :993650 after 1.07922e+06
After SMT solving in domain Int declared 504/504 variables, and 240 constraints, problems are : Problem set: 0 solved, 4 unsolved in 3511 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 139/139 constraints, ReadFeed: 79/79 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3870ms problems are : Problem set: 0 solved, 4 unsolved
Parikh walk visited 2 properties in 601 ms.
Support contains 2 out of 139 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 139/139 places, 384/384 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 41 transitions
Trivial Post-agglo rules discarded 41 transitions
Performed 41 trivial Post agglomeration. Transition count delta: 41
Iterating post reduction 0 with 41 rules applied. Total rules applied 41 place count 139 transition count 343
Reduce places removed 41 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 45 rules applied. Total rules applied 86 place count 98 transition count 339
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 88 place count 96 transition count 339
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 88 place count 96 transition count 337
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 92 place count 94 transition count 337
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 100 place count 86 transition count 321
Iterating global reduction 3 with 8 rules applied. Total rules applied 108 place count 86 transition count 321
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 3 with 2 rules applied. Total rules applied 110 place count 86 transition count 319
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 112 place count 84 transition count 319
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Deduced a syphon composed of 16 places in 1 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 5 with 32 rules applied. Total rules applied 144 place count 68 transition count 303
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 5 with 4 rules applied. Total rules applied 148 place count 68 transition count 299
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 149 place count 67 transition count 297
Iterating global reduction 6 with 1 rules applied. Total rules applied 150 place count 67 transition count 297
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 151 place count 66 transition count 293
Iterating global reduction 6 with 1 rules applied. Total rules applied 152 place count 66 transition count 293
Performed 13 Post agglomeration using F-continuation condition.Transition count delta: -74
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 6 with 26 rules applied. Total rules applied 178 place count 53 transition count 367
Drop transitions (Empty/Sink Transition effects.) removed 10 transitions
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 27 transitions.
Iterating post reduction 6 with 27 rules applied. Total rules applied 205 place count 53 transition count 340
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 7 with 6 rules applied. Total rules applied 211 place count 53 transition count 334
Free-agglomeration rule applied 5 times with reduction of 6 identical transitions.
Iterating global reduction 7 with 5 rules applied. Total rules applied 216 place count 53 transition count 323
Reduce places removed 5 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 24 transitions
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 28 transitions.
Iterating post reduction 7 with 33 rules applied. Total rules applied 249 place count 48 transition count 295
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 8 with 24 rules applied. Total rules applied 273 place count 48 transition count 271
Free-agglomeration rule applied 4 times.
Iterating global reduction 8 with 4 rules applied. Total rules applied 277 place count 48 transition count 267
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 8 with 4 rules applied. Total rules applied 281 place count 44 transition count 267
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 9 with 24 rules applied. Total rules applied 305 place count 44 transition count 243
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -30
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 9 with 4 rules applied. Total rules applied 309 place count 42 transition count 273
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 9 with 8 rules applied. Total rules applied 317 place count 42 transition count 265
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 9 with 2 rules applied. Total rules applied 319 place count 42 transition count 293
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 321 place count 40 transition count 293
Applied a total of 321 rules in 126 ms. Remains 40 /139 variables (removed 99) and now considering 293/384 (removed 91) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 126 ms. Remains : 40/139 places, 293/384 transitions.
RANDOM walk for 1407 steps (102 resets) in 12 ms. (108 steps per ms) remains 0/2 properties
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query StableMarking after proving 212 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK PARIKH_WALK MARKED_SUFFIX_TEST DECISION_DIAGRAMS TRIVIAL_UNMARKED_SCC_TEST COLLATERAL_PROCESSING TOPOLOGICAL
Total runtime 36014 ms.

BK_STOP 1748845167101

--------------------
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
+ [[ StableMarking = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution StableMarking -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 StableMarking -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="MedleyA-PT-18"
export BK_EXAMINATION="StableMarking"
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 MedleyA-PT-18, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r133-smll-174876529400148"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/MedleyA-PT-18.tgz
mv MedleyA-PT-18 execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "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 [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "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 "StableMarking.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 '' StableMarking.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
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 ;