Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r114-smll-177955740700542.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-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 2-5973
Executing tool itstools
Input is ErlangenMainframeV0-PT-1204, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r114-smll-177955740700542
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 86M
-rw-r--r-- 1 mcc users 7.1K Mar 7 05:00 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K Mar 7 05:00 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Mar 7 05:00 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K Mar 7 05:00 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.1K Mar 15 09:58 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 09:58 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 15 09:58 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 09:58 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Mar 7 05:01 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 176K Mar 7 05:01 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.7K Mar 7 05:01 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Mar 7 05:01 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 09:58 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 09:58 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 85M Mar 3 18:30 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 ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-00
FORMULA_NAME ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-01
FORMULA_NAME ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-02
FORMULA_NAME ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-03
FORMULA_NAME ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-04
FORMULA_NAME ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-05
FORMULA_NAME ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-06
FORMULA_NAME ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-07
FORMULA_NAME ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-08
FORMULA_NAME ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-09
FORMULA_NAME ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-10
FORMULA_NAME ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-11
FORMULA_NAME ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-12
FORMULA_NAME ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-13
FORMULA_NAME ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-14
FORMULA_NAME ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779949783213

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ErlangenMainframeV0-PT-1204
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-28 06:29:45] [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]
[2026-05-28 06:29:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-28 06:29:50] [INFO ] Load time of PNML (sax parser for PT used): 4660 ms
[2026-05-28 06:29:50] [INFO ] Transformed 295 places.
[2026-05-28 06:29:51] [INFO ] Transformed 62506 transitions.
[2026-05-28 06:29:51] [INFO ] Found NUPN structural information;
[2026-05-28 06:29:51] [INFO ] Parsed PT model containing 295 places and 62506 transitions and 1701161 arcs in 5518 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 55 ms.
Working with output stream class java.io.PrintStream
FORMULA ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (8 resets) in 52282 ms. (0 steps per ms) remains 5/13 properties
FORMULA ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 4948 ms. (8 steps per ms) remains 5/5 properties
[2026-05-28 06:30:11] [INFO ] Flatten gal took : 15434 ms
BEST_FIRST walk for 31048 steps (7 resets) in 20007 ms. (1 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (8 resets) in 12791 ms. (3 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4044 ms. (9 steps per ms) remains 4/5 properties
FORMULA ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-11 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 3963 ms. (10 steps per ms) remains 4/4 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5062261265128779903.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10274887457101656866.kers'
[2026-05-28 06:30:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5062261265128779903.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10274887457101656866.kers]
Culled 0 columns in 464 ms.
// Phase 1: matrix 62506 rows 295 cols 1701161 entries
Finished phase 1 with 262 SingleSign rule and 3 generalized
[2026-05-28 06:30:21] [INFO ] Computed 30 invariants in 1563 ms
Computed 30 P flows in 1564 ms.
Exported basis to /tmp/petrispot-output-10274887457101656866.kers
Total runtime 1783 ms.
Excessive predecessor constraint size, skipping predecessor.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 82/82 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-13 is UNSAT
FORMULA ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-13 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 194/276 variables, 18/100 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/276 variables, 194/294 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/276 variables, 1/295 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/276 variables, 0/295 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 19/295 variables, 11/306 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/295 variables, 19/325 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/295 variables, 0/325 constraints. Problems are: Problem set: 1 solved, 3 unsolved
[2026-05-28 06:30:23] [INFO ] Flatten gal took : 12538 ms
[2026-05-28 06:30:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6393723912792726806.gal : 1701 ms
[2026-05-28 06:30:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12488217275073108152.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6393723912792726806.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12488217275073108152.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
SMT process timed out in 8310ms, After SMT, problems are : Problem set: 1 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 81 out of 295 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 295/295 places, 62506/62506 transitions.
Graph (trivial) has 120 edges and 295 vertex of which 4 / 295 are part of one of the 2 SCC in 28 ms
Free SCC test removed 2 places
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 34 transitions
Trivial Post-agglo rules discarded 34 transitions
Performed 34 trivial Post agglomeration. Transition count delta: 34
Iterating post reduction 0 with 34 rules applied. Total rules applied 35 place count 293 transition count 62468
Reduce places removed 34 places and 0 transitions.
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: 15
Iterating post reduction 1 with 49 rules applied. Total rules applied 84 place count 259 transition count 62453
Reduce places removed 15 places and 0 transitions.
Iterating post reduction 2 with 15 rules applied. Total rules applied 99 place count 244 transition count 62453
Performed 15 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 15 Pre rules applied. Total rules applied 99 place count 244 transition count 62438
Deduced a syphon composed of 15 places in 124 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 3 with 30 rules applied. Total rules applied 129 place count 229 transition count 62438
Discarding 29 places :
Symmetric choice reduction at 3 with 29 rule applications. Total rules 158 place count 200 transition count 62409
Iterating global reduction 3 with 29 rules applied. Total rules applied 187 place count 200 transition count 62409
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 192 place count 195 transition count 42825
Ensure Unique test removed 3 places
Iterating global reduction 3 with 8 rules applied. Total rules applied 200 place count 192 transition count 42825
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 202 place count 190 transition count 15177
Iterating global reduction 3 with 2 rules applied. Total rules applied 204 place count 190 transition count 15177
Performed 23 Post agglomeration using F-continuation condition.Transition count delta: 23
Deduced a syphon composed of 23 places in 13 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 3 with 46 rules applied. Total rules applied 250 place count 167 transition count 15154
Free-agglomeration rule applied 11 times.
Iterating global reduction 3 with 11 rules applied. Total rules applied 261 place count 167 transition count 15143
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 3 with 11 rules applied. Total rules applied 272 place count 156 transition count 15143
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 273 place count 156 transition count 15143
Partial Post-agglomeration rule applied 6 times.
Drop transitions (Partial Post agglomeration) removed 6 transitions
Iterating global reduction 4 with 6 rules applied. Total rules applied 279 place count 156 transition count 15143
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 280 place count 155 transition count 15142
Applied a total of 280 rules in 59282 ms. Remains 155 /295 variables (removed 140) and now considering 15142/62506 (removed 47364) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 59304 ms. Remains : 155/295 places, 15142/62506 transitions.
RANDOM walk for 40000 steps (8 resets) in 9594 ms. (4 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 781 ms. (51 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (8 resets) in 2860 ms. (13 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1008 ms. (39 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 122509 steps, run timeout after 9001 ms. (steps per millisecond=13 ) properties seen :0 out of 3
Probabilistic random walk after 122509 steps, saw 86192 distinct states, run finished after 9016 ms. (steps per millisecond=13 ) properties seen :0
[2026-05-28 06:31:39] [INFO ] Flow matrix only has 15138 transitions (discarded 4 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11845691598143010458.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12887275647179102602.kers'
[2026-05-28 06:31:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11845691598143010458.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12887275647179102602.kers]
Culled 0 columns in 63 ms.
// Phase 1: matrix 15138 rows 155 cols 358782 entries
Finished phase 1 with 125 SingleSign rule and 3 generalized
[2026-05-28 06:31:39] [INFO ] Computed 27 invariants in 253 ms
Computed 27 P flows in 254 ms.
Exported basis to /tmp/petrispot-output-12887275647179102602.kers
Total runtime 305 ms.
[2026-05-28 06:31:40] [INFO ] State equation strengthened by 6930 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 63/144 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/144 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/144 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 11/155 variables, 8/27 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/155 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 15138/15293 variables, 155/182 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/15293 variables, 6930/7112 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/15293 variables, 0/7112 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 0/15293 variables, 0/7112 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 15293/15293 variables, and 7112 constraints, problems are : Problem set: 0 solved, 3 unsolved in 17026 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 155/155 constraints, ReadFeed: 6930/6930 constraints, PredecessorRefiner: 3/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-06 is UNSAT
FORMULA ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-06 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 63/144 variables, 18/18 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/144 variables, 1/19 constraints. Problems are: Problem set: 1 solved, 2 unsolved
Loading property file /tmp/ReachabilityCardinality12488217275073108152.prop.
SMT process timed out in 66885ms, After SMT, problems are : Problem set: 1 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 41 out of 155 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 155/155 places, 15142/15142 transitions.
Graph (trivial) has 57 edges and 155 vertex of which 2 / 155 are part of one of the 1 SCC in 2 ms
Free SCC test removed 1 places
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 0 with 13 rules applied. Total rules applied 14 place count 154 transition count 15127
Reduce places removed 13 places and 0 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 1 with 17 rules applied. Total rules applied 31 place count 141 transition count 15123
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 35 place count 137 transition count 15123
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 5 Pre rules applied. Total rules applied 35 place count 137 transition count 15118
Deduced a syphon composed of 5 places in 10 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 45 place count 132 transition count 15118
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 52 place count 125 transition count 5322
Ensure Unique test removed 1 places
Iterating global reduction 3 with 8 rules applied. Total rules applied 60 place count 124 transition count 5322
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 60 place count 124 transition count 5321
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 62 place count 123 transition count 5321
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 3 with 28 rules applied. Total rules applied 90 place count 109 transition count 5307
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 91 place count 109 transition count 5306
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 93 place count 107 transition count 5009
Ensure Unique test removed 1 places
Iterating global reduction 4 with 3 rules applied. Total rules applied 96 place count 106 transition count 5009
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 97 place count 106 transition count 5008
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 98 place count 105 transition count 2704
Iterating global reduction 5 with 1 rules applied. Total rules applied 99 place count 105 transition count 2704
Drop transitions (Redundant composition of simpler transitions.) removed 5 transitions
Redundant transition composition rules discarded 5 transitions
Iterating global reduction 5 with 5 rules applied. Total rules applied 104 place count 105 transition count 2699
Free-agglomeration rule applied 9 times.
Iterating global reduction 5 with 9 rules applied. Total rules applied 113 place count 105 transition count 2690
Reduce places removed 9 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 10 rules applied. Total rules applied 123 place count 96 transition count 2689
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 124 place count 95 transition count 2683
Iterating global reduction 6 with 1 rules applied. Total rules applied 125 place count 95 transition count 2683
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 126 place count 95 transition count 2682
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 127 place count 95 transition count 2682
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 7 with 2 rules applied. Total rules applied 129 place count 93 transition count 2680
Applied a total of 129 rules in 4502 ms. Remains 93 /155 variables (removed 62) and now considering 2680/15142 (removed 12462) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4502 ms. Remains : 93/155 places, 2680/15142 transitions.
RANDOM walk for 40000 steps (8 resets) in 2131 ms. (18 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 260 ms. (153 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 200 ms. (199 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 181048 steps, run timeout after 3001 ms. (steps per millisecond=60 ) properties seen :0 out of 2
Probabilistic random walk after 181048 steps, saw 115023 distinct states, run finished after 3001 ms. (steps per millisecond=60 ) properties seen :0
[2026-05-28 06:32:54] [INFO ] Flow matrix only has 2673 transitions (discarded 7 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10304511338306807520.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17239018250709457381.kers'
[2026-05-28 06:32:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10304511338306807520.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17239018250709457381.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 9 ms.
// Phase 1: matrix 2673 rows 91 cols 54375 entries
Finished phase 1 with 65 SingleSign rule and 3 generalized
[2026-05-28 06:32:54] [INFO ] Computed 25 invariants in 33 ms
Computed 25 P flows in 34 ms.
Exported basis to /tmp/petrispot-output-17239018250709457381.kers
Total runtime 42 ms.
[2026-05-28 06:32:54] [INFO ] State equation strengthened by 1153 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 41/82 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1/83 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 1/84 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/84 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 9/93 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/93 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 2673/2766 variables, 93/118 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2766 variables, 1153/1271 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2766 variables, 0/1271 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/2766 variables, 0/1271 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2766/2766 variables, and 1271 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1470 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 93/93 constraints, ReadFeed: 1153/1153 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 41/82 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 11/28 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 1/83 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/83 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 1/84 variables, 1/30 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/84 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-03 is UNSAT
FORMULA ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-03 TRUE TECHNIQUES SMT_REFINEMENT
Problem ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-08 is UNSAT
FORMULA ErlangenMainframeV0-PT-1204-ReachabilityCardinality-2024-08 FALSE TECHNIQUES SMT_REFINEMENT
After SMT solving in domain Int declared 93/2766 variables, and 36 constraints, problems are : Problem set: 2 solved, 0 unsolved in 14326 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 0/93 constraints, ReadFeed: 0/1153 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15887ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
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 205094 ms.

BK_STOP 1779949990835

--------------------
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_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /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="ErlangenMainframeV0-PT-1204"
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 2-5973"
echo " Executing tool itstools"
echo " Input is ErlangenMainframeV0-PT-1204, 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-smll-177955740700542"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ErlangenMainframeV0-PT-1204.tgz
mv ErlangenMainframeV0-PT-1204 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 ;