Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r044-tall-174854028600519.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 CO4-PT-18, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r044-tall-174854028600519
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 668K
-rw-r--r-- 1 mcc users 8.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 93K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K 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 29K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.0K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 78K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.2K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K 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 239K 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 CO4-PT-18-ReachabilityFireability-2025-00
FORMULA_NAME CO4-PT-18-ReachabilityFireability-2025-01
FORMULA_NAME CO4-PT-18-ReachabilityFireability-2025-02
FORMULA_NAME CO4-PT-18-ReachabilityFireability-2025-03
FORMULA_NAME CO4-PT-18-ReachabilityFireability-2025-04
FORMULA_NAME CO4-PT-18-ReachabilityFireability-2025-05
FORMULA_NAME CO4-PT-18-ReachabilityFireability-2025-06
FORMULA_NAME CO4-PT-18-ReachabilityFireability-2025-07
FORMULA_NAME CO4-PT-18-ReachabilityFireability-2025-08
FORMULA_NAME CO4-PT-18-ReachabilityFireability-2025-09
FORMULA_NAME CO4-PT-18-ReachabilityFireability-2025-10
FORMULA_NAME CO4-PT-18-ReachabilityFireability-2025-11
FORMULA_NAME CO4-PT-18-ReachabilityFireability-2025-12
FORMULA_NAME CO4-PT-18-ReachabilityFireability-2025-13
FORMULA_NAME CO4-PT-18-ReachabilityFireability-2025-14
FORMULA_NAME CO4-PT-18-ReachabilityFireability-2025-15

=== Now, execution of the tool begins

BK_START 1748610066097

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CO4-PT-18
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-05-30 13:01:07] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-30 13:01:07] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 13:01:07] [INFO ] Load time of PNML (sax parser for PT used): 104 ms
[2025-05-30 13:01:07] [INFO ] Transformed 979 places.
[2025-05-30 13:01:07] [INFO ] Transformed 1111 transitions.
[2025-05-30 13:01:07] [INFO ] Found NUPN structural information;
[2025-05-30 13:01:07] [INFO ] Parsed PT model containing 979 places and 1111 transitions and 2420 arcs in 200 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 14 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 157 places in 14 ms
Reduce places removed 157 places and 177 transitions.
FORMULA CO4-PT-18-ReachabilityFireability-2025-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CO4-PT-18-ReachabilityFireability-2025-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (40 resets) in 1350 ms. (29 steps per ms) remains 12/14 properties
FORMULA CO4-PT-18-ReachabilityFireability-2025-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CO4-PT-18-ReachabilityFireability-2025-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2025-05-30 13:01:08] [INFO ] Flatten gal took : 111 ms
[2025-05-30 13:01:08] [INFO ] Flatten gal took : 75 ms
[2025-05-30 13:01:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4065126631251798674.gal : 92 ms
[2025-05-30 13:01:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4240191375003050699.prop : 2 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/ReachabilityCardinality4065126631251798674.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4240191375003050699.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
BEST_FIRST walk for 40000 steps (61 resets) in 739 ms. (54 steps per ms) remains 11/12 properties
FORMULA CO4-PT-18-ReachabilityFireability-2025-08 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Loading property file /tmp/ReachabilityCardinality4240191375003050699.prop.
BEST_FIRST walk for 40000 steps (107 resets) in 490 ms. (81 steps per ms) remains 10/11 properties
FORMULA CO4-PT-18-ReachabilityFireability-2025-04 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40000 steps (36 resets) in 333 ms. (119 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40001 steps (160 resets) in 138 ms. (287 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40000 steps (110 resets) in 206 ms. (193 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40000 steps (86 resets) in 207 ms. (192 steps per ms) remains 10/10 properties
SDD proceeding with computation,12 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,12 properties remain. new max is 8
SDD size :5 after 9
SDD proceeding with computation,12 properties remain. new max is 16
SDD size :9 after 15
BEST_FIRST walk for 40003 steps (250 resets) in 542 ms. (73 steps per ms) remains 9/10 properties
FORMULA CO4-PT-18-ReachabilityFireability-2025-11 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
SDD proceeding with computation,12 properties remain. new max is 32
SDD size :15 after 40
Invariant property CO4-PT-18-ReachabilityFireability-2025-08 does not hold.
SDD proceeding with computation,11 properties remain. new max is 32
SDD size :40 after 46
SDD proceeding with computation,11 properties remain. new max is 64
SDD size :46 after 50
SDD proceeding with computation,11 properties remain. new max is 128
SDD size :50 after 62
SDD proceeding with computation,11 properties remain. new max is 256
SDD size :62 after 85
BEST_FIRST walk for 40000 steps (41 resets) in 248 ms. (160 steps per ms) remains 9/9 properties
SDD proceeding with computation,11 properties remain. new max is 512
SDD size :85 after 114
SDD proceeding with computation,11 properties remain. new max is 1024
SDD size :114 after 194
BEST_FIRST walk for 40000 steps (72 resets) in 188 ms. (211 steps per ms) remains 9/9 properties
Reachability property CO4-PT-18-ReachabilityFireability-2025-13 is true.
FORMULA CO4-PT-18-ReachabilityFireability-2025-13 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
BEST_FIRST walk for 40000 steps (50 resets) in 167 ms. (238 steps per ms) remains 8/9 properties
FORMULA CO4-PT-18-ReachabilityFireability-2025-10 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Invariant property CO4-PT-18-ReachabilityFireability-2025-04 does not hold.
SDD proceeding with computation,9 properties remain. new max is 1024
SDD size :194 after 4895
// Phase 1: matrix 934 rows 822 cols
SDD proceeding with computation,9 properties remain. new max is 2048
SDD size :4895 after 5134
[2025-05-30 13:01:09] [INFO ] Computed 8 invariants in 32 ms
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Reachability property CO4-PT-18-ReachabilityFireability-2025-06 is true.
FORMULA CO4-PT-18-ReachabilityFireability-2025-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,8 properties remain. new max is 2048
SDD size :5134 after 26044
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 62/62 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/62 constraints. Problems are: Problem set: 1 solved, 6 unsolved
Problem CO4-PT-18-ReachabilityFireability-2025-09 is UNSAT
FORMULA CO4-PT-18-ReachabilityFireability-2025-09 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 737/799 variables, 4/66 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/799 variables, 737/803 constraints. Problems are: Problem set: 2 solved, 5 unsolved
SDD proceeding with computation,8 properties remain. new max is 4096
SDD size :26044 after 92045
At refinement iteration 4 (INCLUDED_ONLY) 0/799 variables, 0/803 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 23/822 variables, 4/807 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/822 variables, 23/830 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/822 variables, 0/830 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 934/1756 variables, 822/1652 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1756 variables, 0/1652 constraints. Problems are: Problem set: 2 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 13:01:11] [INFO ] Deduced a trap composed of 566 places in 499 ms of which 203 ms to minimize.
At refinement iteration 10 (OVERLAPS) 0/1756 variables, 1/1653 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1756 variables, 0/1653 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 12 (OVERLAPS) 0/1756 variables, 0/1653 constraints. Problems are: Problem set: 2 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1756/1756 variables, and 1653 constraints, problems are : Problem set: 2 solved, 5 unsolved in 3298 ms.
Refiners :[Domain max(s): 822/822 constraints, Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 822/822 constraints, PredecessorRefiner: 7/6 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 5 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 23/23 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/23 variables, 0/23 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 776/799 variables, 4/27 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/799 variables, 776/803 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/799 variables, 1/804 constraints. Problems are: Problem set: 2 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 13:01:13] [INFO ] Deduced a trap composed of 22 places in 95 ms of which 6 ms to minimize.
SDD proceeding with computation,8 properties remain. new max is 8192
SDD size :92045 after 743962
At refinement iteration 5 (INCLUDED_ONLY) 0/799 variables, 1/805 constraints. Problems are: Problem set: 2 solved, 5 unsolved
Reachability property CO4-PT-18-ReachabilityFireability-2025-15 is true.
FORMULA CO4-PT-18-ReachabilityFireability-2025-15 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Reachability property CO4-PT-18-ReachabilityFireability-2025-14 is true.
FORMULA CO4-PT-18-ReachabilityFireability-2025-14 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
At refinement iteration 6 (INCLUDED_ONLY) 0/799 variables, 0/805 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 23/822 variables, 4/809 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/822 variables, 23/832 constraints. Problems are: Problem set: 4 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 13:01:14] [INFO ] Deduced a trap composed of 20 places in 226 ms of which 25 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/822 variables, 1/833 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/822 variables, 0/833 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 934/1756 variables, 822/1655 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1756 variables, 3/1658 constraints. Problems are: Problem set: 4 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 13:01:15] [INFO ] Deduced a trap composed of 125 places in 223 ms of which 64 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/1756 variables, 1/1659 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1756 variables, 0/1659 constraints. Problems are: Problem set: 4 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 0/1756 variables, 0/1659 constraints. Problems are: Problem set: 4 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1756/1756 variables, and 1659 constraints, problems are : Problem set: 4 solved, 3 unsolved in 3628 ms.
Refiners :[Domain max(s): 822/822 constraints, Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 822/822 constraints, PredecessorRefiner: 3/6 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7058ms problems are : Problem set: 4 solved, 3 unsolved
FORMULA CO4-PT-18-ReachabilityFireability-2025-00 FALSE TECHNIQUES PARIKH_WALK
FORMULA CO4-PT-18-ReachabilityFireability-2025-03 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 2 properties in 109 ms.
Support contains 12 out of 822 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 822/822 places, 934/934 transitions.
Graph (trivial) has 765 edges and 822 vertex of which 3 / 822 are part of one of the 1 SCC in 10 ms
Free SCC test removed 2 places
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Graph (complete) has 1118 edges and 820 vertex of which 778 are kept as prefixes of interest. Removing 42 places using SCC suffix rule.2 ms
Discarding 42 places :
Also discarding 23 output transitions
Drop transitions (Output transitions of discarded places.) removed 23 transitions
Drop transitions (Empty/Sink Transition effects.) removed 19 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 21 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 449 transitions
Trivial Post-agglo rules discarded 449 transitions
Performed 449 trivial Post agglomeration. Transition count delta: 449
Iterating post reduction 0 with 470 rules applied. Total rules applied 472 place count 778 transition count 438
Reduce places removed 449 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 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 452 rules applied. Total rules applied 924 place count 329 transition count 435
Reduce places removed 2 places and 0 transitions.
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Iterating post reduction 2 with 11 rules applied. Total rules applied 935 place count 327 transition count 426
Reduce places removed 9 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 10 rules applied. Total rules applied 945 place count 318 transition count 425
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 17 Pre rules applied. Total rules applied 945 place count 318 transition count 408
Deduced a syphon composed of 17 places in 1 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 4 with 34 rules applied. Total rules applied 979 place count 301 transition count 408
Discarding 72 places :
Symmetric choice reduction at 4 with 72 rule applications. Total rules 1051 place count 229 transition count 336
Iterating global reduction 4 with 72 rules applied. Total rules applied 1123 place count 229 transition count 336
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 8 rules applied. Total rules applied 1131 place count 229 transition count 328
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 1137 place count 226 transition count 325
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 11 Pre rules applied. Total rules applied 1137 place count 226 transition count 314
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 6 with 22 rules applied. Total rules applied 1159 place count 215 transition count 314
Discarding 21 places :
Symmetric choice reduction at 6 with 21 rule applications. Total rules 1180 place count 194 transition count 293
Iterating global reduction 6 with 21 rules applied. Total rules applied 1201 place count 194 transition count 293
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 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 6 with 5 rules applied. Total rules applied 1206 place count 194 transition count 288
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 1207 place count 193 transition count 288
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1208 place count 192 transition count 287
Iterating global reduction 8 with 1 rules applied. Total rules applied 1209 place count 192 transition count 287
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 1210 place count 192 transition count 286
Performed 77 Post agglomeration using F-continuation condition with reduction of 10 identical transitions.
Deduced a syphon composed of 77 places in 0 ms
Reduce places removed 77 places and 0 transitions.
Iterating global reduction 9 with 154 rules applied. Total rules applied 1364 place count 115 transition count 199
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 9 with 5 rules applied. Total rules applied 1369 place count 115 transition count 194
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1370 place count 114 transition count 193
Iterating global reduction 10 with 1 rules applied. Total rules applied 1371 place count 114 transition count 193
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 1372 place count 114 transition count 192
Performed 31 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 31 places in 0 ms
Reduce places removed 31 places and 0 transitions.
Iterating global reduction 11 with 62 rules applied. Total rules applied 1434 place count 83 transition count 194
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 11 with 17 rules applied. Total rules applied 1451 place count 83 transition count 177
Discarding 25 places :
Symmetric choice reduction at 12 with 25 rule applications. Total rules 1476 place count 58 transition count 127
Iterating global reduction 12 with 25 rules applied. Total rules applied 1501 place count 58 transition count 127
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 12 with 16 rules applied. Total rules applied 1517 place count 58 transition count 111
Discarding 5 places :
Symmetric choice reduction at 13 with 5 rule applications. Total rules 1522 place count 53 transition count 96
Iterating global reduction 13 with 5 rules applied. Total rules applied 1527 place count 53 transition count 96
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 13 with 3 rules applied. Total rules applied 1530 place count 53 transition count 93
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -10
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 14 with 2 rules applied. Total rules applied 1532 place count 52 transition count 103
Drop transitions (Redundant composition of simpler transitions.) removed 13 transitions
Redundant transition composition rules discarded 13 transitions
Iterating global reduction 14 with 13 rules applied. Total rules applied 1545 place count 52 transition count 90
Free-agglomeration rule applied 2 times.
Iterating global reduction 14 with 2 rules applied. Total rules applied 1547 place count 52 transition count 88
Reduce places removed 2 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 14 with 3 rules applied. Total rules applied 1550 place count 50 transition count 87
Partial Free-agglomeration rule applied 3 times.
Drop transitions (Partial Free agglomeration) removed 3 transitions
Iterating global reduction 15 with 3 rules applied. Total rules applied 1553 place count 50 transition count 87
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 15 with 1 rules applied. Total rules applied 1554 place count 49 transition count 86
Reduce places removed 3 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 15 with 4 rules applied. Total rules applied 1558 place count 46 transition count 85
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 16 with 1 rules applied. Total rules applied 1559 place count 45 transition count 85
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 17 with 8 rules applied. Total rules applied 1567 place count 41 transition count 81
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 17 with 4 rules applied. Total rules applied 1571 place count 41 transition count 77
Drop transitions (Redundant composition of simpler transitions.) removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 18 with 7 rules applied. Total rules applied 1578 place count 41 transition count 70
Discarding 2 places :
Symmetric choice reduction at 18 with 2 rule applications. Total rules 1580 place count 39 transition count 68
Iterating global reduction 18 with 2 rules applied. Total rules applied 1582 place count 39 transition count 68
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 18 with 2 rules applied. Total rules applied 1584 place count 39 transition count 66
Free-agglomeration rule applied 4 times.
Iterating global reduction 19 with 4 rules applied. Total rules applied 1588 place count 39 transition count 62
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 19 with 4 rules applied. Total rules applied 1592 place count 35 transition count 62
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 20 with 1 rules applied. Total rules applied 1593 place count 35 transition count 61
Free-agglomeration rule applied 1 times.
Iterating global reduction 20 with 1 rules applied. Total rules applied 1594 place count 35 transition count 60
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 20 with 2 rules applied. Total rules applied 1596 place count 34 transition count 59
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 21 with 1 rules applied. Total rules applied 1597 place count 34 transition count 59
Applied a total of 1597 rules in 149 ms. Remains 34 /822 variables (removed 788) and now considering 59/934 (removed 875) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 154 ms. Remains : 34/822 places, 59/934 transitions.
RANDOM walk for 40000 steps (8 resets) in 183 ms. (217 steps per ms) remains 1/1 properties
BEST_FIRST walk for 33400 steps (7 resets) in 196 ms. (169 steps per ms) remains 0/1 properties
FORMULA CO4-PT-18-ReachabilityFireability-2025-05 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_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 9398 ms.

BK_STOP 1748610076793

--------------------
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
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -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 ReachabilityFireability -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="CO4-PT-18"
export BK_EXAMINATION="ReachabilityFireability"
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 CO4-PT-18, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r044-tall-174854028600519"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CO4-PT-18.tgz
mv CO4-PT-18 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;