Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r114-tall-174876422100118.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 HirschbergSinclair-PT-40, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r114-tall-174876422100118
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 14K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 111K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.8K 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 5.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 31K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 22K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 19K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 133K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 20K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 122K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K 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 580K 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

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME HirschbergSinclair-PT-40-ReachabilityCardinality-2025-00
FORMULA_NAME HirschbergSinclair-PT-40-ReachabilityCardinality-2025-01
FORMULA_NAME HirschbergSinclair-PT-40-ReachabilityCardinality-2025-02
FORMULA_NAME HirschbergSinclair-PT-40-ReachabilityCardinality-2025-03
FORMULA_NAME HirschbergSinclair-PT-40-ReachabilityCardinality-2025-04
FORMULA_NAME HirschbergSinclair-PT-40-ReachabilityCardinality-2025-05
FORMULA_NAME HirschbergSinclair-PT-40-ReachabilityCardinality-2025-06
FORMULA_NAME HirschbergSinclair-PT-40-ReachabilityCardinality-2025-07
FORMULA_NAME HirschbergSinclair-PT-40-ReachabilityCardinality-2025-08
FORMULA_NAME HirschbergSinclair-PT-40-ReachabilityCardinality-2025-09
FORMULA_NAME HirschbergSinclair-PT-40-ReachabilityCardinality-2025-10
FORMULA_NAME HirschbergSinclair-PT-40-ReachabilityCardinality-2025-11
FORMULA_NAME HirschbergSinclair-PT-40-ReachabilityCardinality-2025-12
FORMULA_NAME HirschbergSinclair-PT-40-ReachabilityCardinality-2025-13
FORMULA_NAME HirschbergSinclair-PT-40-ReachabilityCardinality-2025-14
FORMULA_NAME HirschbergSinclair-PT-40-ReachabilityCardinality-2025-15

=== Now, execution of the tool begins

BK_START 1748785211372

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=HirschbergSinclair-PT-40
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202505121319
[2025-06-01 13:40:12] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-01 13:40:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-01 13:40:13] [INFO ] Load time of PNML (sax parser for PT used): 145 ms
[2025-06-01 13:40:13] [INFO ] Transformed 1068 places.
[2025-06-01 13:40:13] [INFO ] Transformed 982 transitions.
[2025-06-01 13:40:13] [INFO ] Parsed PT model containing 1068 places and 982 transitions and 2991 arcs in 269 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 26 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (40 resets) in 1907 ms. (20 steps per ms) remains 7/16 properties
FORMULA HirschbergSinclair-PT-40-ReachabilityCardinality-2025-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HirschbergSinclair-PT-40-ReachabilityCardinality-2025-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HirschbergSinclair-PT-40-ReachabilityCardinality-2025-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HirschbergSinclair-PT-40-ReachabilityCardinality-2025-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HirschbergSinclair-PT-40-ReachabilityCardinality-2025-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HirschbergSinclair-PT-40-ReachabilityCardinality-2025-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HirschbergSinclair-PT-40-ReachabilityCardinality-2025-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HirschbergSinclair-PT-40-ReachabilityCardinality-2025-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HirschbergSinclair-PT-40-ReachabilityCardinality-2025-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (8 resets) in 255 ms. (156 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 353 ms. (113 steps per ms) remains 7/7 properties
[2025-06-01 13:40:14] [INFO ] Flatten gal took : 304 ms
[2025-06-01 13:40:14] [INFO ] Flatten gal took : 144 ms
BEST_FIRST walk for 40004 steps (8 resets) in 552 ms. (72 steps per ms) remains 7/7 properties
[2025-06-01 13:40:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5546369265040404075.gal : 59 ms
[2025-06-01 13:40:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8047156292650359795.prop : 4 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/ReachabilityCardinality5546369265040404075.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8047156292650359795.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 ...328
Loading property file /tmp/ReachabilityCardinality8047156292650359795.prop.
BEST_FIRST walk for 40004 steps (8 resets) in 1117 ms. (35 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 275 ms. (144 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 250 ms. (159 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 203 ms. (196 steps per ms) remains 7/7 properties
// Phase 1: matrix 982 rows 1068 cols
[2025-06-01 13:40:14] [INFO ] Computed 86 invariants in 39 ms
SDD proceeding with computation,7 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,7 properties remain. new max is 8
SDD size :2 after 6
SDD proceeding with computation,7 properties remain. new max is 16
SDD size :6 after 68
SDD proceeding with computation,7 properties remain. new max is 32
SDD size :68 after 75
SDD proceeding with computation,7 properties remain. new max is 64
SDD size :75 after 179
SDD proceeding with computation,7 properties remain. new max is 128
SDD size :179 after 2692
SDD proceeding with computation,7 properties remain. new max is 256
SDD size :2692 after 2.4705e+08
SDD proceeding with computation,7 properties remain. new max is 512
SDD size :2.4705e+08 after 6.05022e+17
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/132 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Problem HirschbergSinclair-PT-40-ReachabilityCardinality-2025-01 is UNSAT
FORMULA HirschbergSinclair-PT-40-ReachabilityCardinality-2025-01 TRUE TECHNIQUES SMT_REFINEMENT
Problem HirschbergSinclair-PT-40-ReachabilityCardinality-2025-03 is UNSAT
FORMULA HirschbergSinclair-PT-40-ReachabilityCardinality-2025-03 FALSE TECHNIQUES SMT_REFINEMENT
Problem HirschbergSinclair-PT-40-ReachabilityCardinality-2025-05 is UNSAT
FORMULA HirschbergSinclair-PT-40-ReachabilityCardinality-2025-05 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 783/915 variables, 60/60 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/915 variables, 0/60 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 60/975 variables, 20/80 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/975 variables, 0/80 constraints. Problems are: Problem set: 3 solved, 4 unsolved
Problem HirschbergSinclair-PT-40-ReachabilityCardinality-2025-00 is UNSAT
FORMULA HirschbergSinclair-PT-40-ReachabilityCardinality-2025-00 TRUE TECHNIQUES SMT_REFINEMENT
Problem HirschbergSinclair-PT-40-ReachabilityCardinality-2025-14 is UNSAT
FORMULA HirschbergSinclair-PT-40-ReachabilityCardinality-2025-14 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 5 (OVERLAPS) 58/1033 variables, 6/86 constraints. Problems are: Problem set: 5 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1033 variables, 0/86 constraints. Problems are: Problem set: 5 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 982/2015 variables, 1033/1119 constraints. Problems are: Problem set: 5 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2015 variables, 0/1119 constraints. Problems are: Problem set: 5 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 35/2050 variables, 35/1154 constraints. Problems are: Problem set: 5 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2050 variables, 0/1154 constraints. Problems are: Problem set: 5 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/2050 variables, 0/1154 constraints. Problems are: Problem set: 5 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2050/2050 variables, and 1154 constraints, problems are : Problem set: 5 solved, 2 unsolved in 1489 ms.
Refiners :[Positive P Invariants (semi-flows): 80/80 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 1068/1068 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 5 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 0/0 constraints. Problems are: Problem set: 5 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 820/884 variables, 53/53 constraints. Problems are: Problem set: 5 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 13:40:17] [INFO ] Deduced a trap composed of 19 places in 352 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 13:40:17] [INFO ] Deduced a trap composed of 28 places in 234 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 13:40:17] [INFO ] Deduced a trap composed of 30 places in 272 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 13:40:18] [INFO ] Deduced a trap composed of 31 places in 316 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 13:40:18] [INFO ] Deduced a trap composed of 33 places in 251 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 13:40:18] [INFO ] Deduced a trap composed of 40 places in 210 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 13:40:18] [INFO ] Deduced a trap composed of 107 places in 201 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 13:40:19] [INFO ] Deduced a trap composed of 110 places in 184 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 13:40:19] [INFO ] Deduced a trap composed of 113 places in 186 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 13:40:19] [INFO ] Deduced a trap composed of 198 places in 204 ms of which 23 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/884 variables, 10/63 constraints. Problems are: Problem set: 5 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 13:40:19] [INFO ] Deduced a trap composed of 187 places in 218 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 13:40:19] [INFO ] Deduced a trap composed of 380 places in 224 ms of which 53 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/884 variables, 2/65 constraints. Problems are: Problem set: 5 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/884 variables, 0/65 constraints. Problems are: Problem set: 5 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 83/967 variables, 27/92 constraints. Problems are: Problem set: 5 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/967 variables, 0/92 constraints. Problems are: Problem set: 5 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 65/1032 variables, 6/98 constraints. Problems are: Problem set: 5 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1032 variables, 0/98 constraints. Problems are: Problem set: 5 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 982/2014 variables, 1032/1130 constraints. Problems are: Problem set: 5 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2014 variables, 0/1130 constraints. Problems are: Problem set: 5 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 36/2050 variables, 36/1166 constraints. Problems are: Problem set: 5 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2050/2050 variables, and 1168 constraints, problems are : Problem set: 5 solved, 2 unsolved in 5013 ms.
Refiners :[Positive P Invariants (semi-flows): 80/80 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 1068/1068 constraints, PredecessorRefiner: 2/7 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6658ms problems are : Problem set: 5 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 64 out of 1068 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1068/1068 places, 982/982 transitions.
Graph (complete) has 2054 edges and 1068 vertex of which 1029 are kept as prefixes of interest. Removing 39 places using SCC suffix rule.3 ms
Discarding 39 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 370 transitions
Trivial Post-agglo rules discarded 370 transitions
Performed 370 trivial Post agglomeration. Transition count delta: 370
Iterating post reduction 0 with 372 rules applied. Total rules applied 373 place count 1029 transition count 610
Reduce places removed 370 places and 0 transitions.
Graph (complete) has 1126 edges and 659 vertex of which 564 are kept as prefixes of interest. Removing 95 places using SCC suffix rule.2 ms
Discarding 95 places :
Also discarding 0 output transitions
Performed 23 Post agglomeration using F-continuation condition.Transition count delta: 23
Iterating post reduction 1 with 394 rules applied. Total rules applied 767 place count 564 transition count 587
Reduce places removed 23 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 95 transitions
Reduce isomorphic transitions removed 95 transitions.
Iterating post reduction 2 with 118 rules applied. Total rules applied 885 place count 541 transition count 492
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 888 place count 538 transition count 489
Iterating global reduction 3 with 3 rules applied. Total rules applied 891 place count 538 transition count 489
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 893 place count 536 transition count 487
Iterating global reduction 3 with 2 rules applied. Total rules applied 895 place count 536 transition count 487
Free-agglomeration rule (complex) applied 48 times.
Iterating global reduction 3 with 48 rules applied. Total rules applied 943 place count 536 transition count 439
Reduce places removed 48 places and 0 transitions.
Iterating post reduction 3 with 48 rules applied. Total rules applied 991 place count 488 transition count 439
Reduce places removed 30 places and 30 transitions.
Iterating global reduction 4 with 30 rules applied. Total rules applied 1021 place count 458 transition count 409
Applied a total of 1021 rules in 241 ms. Remains 458 /1068 variables (removed 610) and now considering 409/982 (removed 573) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 248 ms. Remains : 458/1068 places, 409/982 transitions.
RANDOM walk for 40000 steps (96 resets) in 640 ms. (62 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (24 resets) in 224 ms. (177 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (26 resets) in 209 ms. (190 steps per ms) remains 1/2 properties
FORMULA HirschbergSinclair-PT-40-ReachabilityCardinality-2025-11 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
// Phase 1: matrix 409 rows 458 cols
[2025-06-01 13:40:22] [INFO ] Computed 49 invariants in 4 ms
[2025-06-01 13:40:22] [INFO ] State equation strengthened by 64 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) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/30 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 359/389 variables, 41/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/389 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 5/394 variables, 2/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/394 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 53/447 variables, 3/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/447 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 403/850 variables, 447/496 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/850 variables, 64/560 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/850 variables, 0/560 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 13/863 variables, 9/569 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/863 variables, 0/569 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/863 variables, 0/569 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 863/867 variables, and 569 constraints, problems are : Problem set: 0 solved, 1 unsolved in 4996 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 44/44 constraints, State Equation: 456/458 constraints, ReadFeed: 64/64 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/30 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 359/389 variables, 41/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/389 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 5/394 variables, 2/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/394 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 53/447 variables, 3/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/447 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 403/850 variables, 447/496 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/850 variables, 64/560 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/850 variables, 0/560 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 13/863 variables, 9/569 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/863 variables, 1/570 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/863 variables, 0/570 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/863 variables, 0/570 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 863/867 variables, and 570 constraints, problems are : Problem set: 0 solved, 1 unsolved in 4810 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 44/44 constraints, State Equation: 456/458 constraints, ReadFeed: 64/64 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9845ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 208 ms.
Support contains 25 out of 458 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 458/458 places, 409/409 transitions.
Graph (complete) has 837 edges and 458 vertex of which 445 are kept as prefixes of interest. Removing 13 places using SCC suffix rule.1 ms
Discarding 13 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 12 transitions
Reduce isomorphic transitions removed 12 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 26 rules applied. Total rules applied 27 place count 445 transition count 383
Reduce places removed 25 places and 0 transitions.
Graph (complete) has 680 edges and 420 vertex of which 419 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 38 transitions
Trivial Post-agglo rules discarded 38 transitions
Performed 38 trivial Post agglomeration. Transition count delta: 38
Iterating post reduction 1 with 64 rules applied. Total rules applied 91 place count 419 transition count 345
Reduce places removed 38 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 41 rules applied. Total rules applied 132 place count 381 transition count 342
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 134 place count 379 transition count 342
Performed 52 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 52 Pre rules applied. Total rules applied 134 place count 379 transition count 290
Deduced a syphon composed of 52 places in 2 ms
Reduce places removed 52 places and 0 transitions.
Iterating global reduction 4 with 104 rules applied. Total rules applied 238 place count 327 transition count 290
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 240 place count 326 transition count 289
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 4 with 6 rules applied. Total rules applied 246 place count 326 transition count 283
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 252 place count 320 transition count 283
Reduce places removed 7 places and 7 transitions.
Iterating global reduction 5 with 7 rules applied. Total rules applied 259 place count 313 transition count 276
Reduce places removed 3 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 5 with 4 rules applied. Total rules applied 263 place count 310 transition count 275
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 6 with 2 rules applied. Total rules applied 265 place count 309 transition count 274
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 266 place count 308 transition count 274
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 19 Pre rules applied. Total rules applied 266 place count 308 transition count 255
Deduced a syphon composed of 19 places in 3 ms
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 8 with 38 rules applied. Total rules applied 304 place count 289 transition count 255
Applied a total of 304 rules in 88 ms. Remains 289 /458 variables (removed 169) and now considering 255/409 (removed 154) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 88 ms. Remains : 289/458 places, 255/409 transitions.
RANDOM walk for 40000 steps (155 resets) in 198 ms. (201 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (52 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 27945 steps, run visited all 1 properties in 140 ms. (steps per millisecond=199 )
Probabilistic random walk after 27945 steps, saw 9057 distinct states, run finished after 144 ms. (steps per millisecond=194 ) properties seen :1
FORMULA HirschbergSinclair-PT-40-ReachabilityCardinality-2025-09 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 19678 ms.

BK_STOP 1748785232546

--------------------
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
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="HirschbergSinclair-PT-40"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is HirschbergSinclair-PT-40, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r114-tall-174876422100118"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/HirschbergSinclair-PT-40.tgz
mv HirschbergSinclair-PT-40 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;