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-177955740600486.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)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is ErlangenMainframeV0-PT-1008, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r114-smll-177955740600486
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 94M
-rw-r--r-- 1 mcc users 7.6K Mar 7 04:53 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K Mar 7 04:53 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Mar 7 04:53 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Mar 7 04:53 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Mar 15 09:56 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Mar 15 09:56 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 09:56 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 15 09:56 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 7 04:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 153K Mar 7 04:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 7 04:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 88K Mar 7 04:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 09:56 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 09:56 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 93M 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-1008-ReachabilityCardinality-2024-00
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-01
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-02
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-03
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-04
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-05
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-06
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-07
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-08
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-09
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-10
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-11
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-12
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-13
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-14
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779900124704

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-1008
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-27 16:42:07] [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]
[2026-05-27 16:42:07] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-27 16:42:12] [INFO ] Load time of PNML (sax parser for PT used): 4721 ms
[2026-05-27 16:42:12] [INFO ] Transformed 291 places.
[2026-05-27 16:42:12] [INFO ] Transformed 79030 transitions.
[2026-05-27 16:42:12] [INFO ] Found NUPN structural information;
[2026-05-27 16:42:12] [INFO ] Parsed PT model containing 291 places and 79030 transitions and 1837903 arcs in 5506 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 44 ms.
Working with output stream class java.io.PrintStream
FORMULA ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (8 resets) in 68855 ms. (0 steps per ms) remains 3/13 properties
FORMULA ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-27 16:42:31] [INFO ] Flatten gal took : 15600 ms
BEST_FIRST walk for 39173 steps (8 resets) in 13614 ms. (2 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 10264 ms. (3 steps per ms) remains 3/3 properties
[2026-05-27 16:42:43] [INFO ] Flatten gal took : 11051 ms
[2026-05-27 16:42:45] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14881265677994604923.gal : 2547 ms
[2026-05-27 16:42:45] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12892971047926759779.prop : 7 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/ReachabilityCardinality14881265677994604923.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12892971047926759779.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 ...330
BEST_FIRST walk for 32781 steps (7 resets) in 20017 ms. (1 steps per ms) remains 3/3 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12466162024777385245.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11980884926640499522.kers'
[2026-05-27 16:42:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12466162024777385245.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11980884926640499522.kers]
Culled 0 columns in 330 ms.
// Phase 1: matrix 79030 rows 291 cols 1837903 entries
Finished phase 1 with 262 SingleSign rule and 3 generalized
[2026-05-27 16:42:48] [INFO ] Computed 26 invariants in 1909 ms
Computed 26 P flows in 1910 ms.
Exported basis to /tmp/petrispot-output-11980884926640499522.kers
Total runtime 2171 ms.
Excessive predecessor constraint size, skipping predecessor.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/101 variables, 101/101 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/101 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 172/273 variables, 16/117 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 172/289 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-09 is UNSAT
FORMULA ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-09 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 5 (OVERLAPS) 18/291 variables, 10/299 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/291 variables, 18/317 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/291 variables, 0/317 constraints. Problems are: Problem set: 1 solved, 2 unsolved
SMT process timed out in 8856ms, After SMT, problems are : Problem set: 1 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 86 out of 291 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 291/291 places, 79030/79030 transitions.
Graph (trivial) has 120 edges and 291 vertex of which 4 / 291 are part of one of the 2 SCC in 40 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 289 transition count 78992
Reduce places removed 34 places and 0 transitions.
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Iterating post reduction 1 with 54 rules applied. Total rules applied 89 place count 255 transition count 78972
Reduce places removed 20 places and 0 transitions.
Iterating post reduction 2 with 20 rules applied. Total rules applied 109 place count 235 transition count 78972
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 8 Pre rules applied. Total rules applied 109 place count 235 transition count 78964
Deduced a syphon composed of 8 places in 126 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 125 place count 227 transition count 78964
Discarding 20 places :
Symmetric choice reduction at 3 with 20 rule applications. Total rules 145 place count 207 transition count 78944
Iterating global reduction 3 with 20 rules applied. Total rules applied 165 place count 207 transition count 78944
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 167 place count 205 transition count 64364
Iterating global reduction 3 with 2 rules applied. Total rules applied 169 place count 205 transition count 64364
Performed 29 Post agglomeration using F-continuation condition.Transition count delta: 29
Deduced a syphon composed of 29 places in 55 ms
Reduce places removed 29 places and 0 transitions.
Iterating global reduction 3 with 58 rules applied. Total rules applied 227 place count 176 transition count 64335
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -11
Deduced a syphon composed of 1 places in 46 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 229 place count 175 transition count 64346
Free-agglomeration rule applied 9 times.
Iterating global reduction 3 with 9 rules applied. Total rules applied 238 place count 175 transition count 64337
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 3 with 9 rules applied. Total rules applied 247 place count 166 transition count 64337
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 4 with 2 rules applied. Total rules applied 249 place count 166 transition count 64337
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 250 place count 165 transition count 64336
Applied a total of 250 rules in 41327 ms. Remains 165 /291 variables (removed 126) and now considering 64336/79030 (removed 14694) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41356 ms. Remains : 165/291 places, 64336/79030 transitions.
RANDOM walk for 40000 steps (8 resets) in 40971 ms. (0 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 2555 ms. (15 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 6483 ms. (6 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 76596 steps, run timeout after 36002 ms. (steps per millisecond=2 ) properties seen :0 out of 2
Probabilistic random walk after 76596 steps, saw 56596 distinct states, run finished after 36009 ms. (steps per millisecond=2 ) properties seen :0
[2026-05-27 16:44:25] [INFO ] Flow matrix only has 64330 transitions (discarded 6 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11254019143384919117.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1053917356876039179.kers'
[2026-05-27 16:44:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11254019143384919117.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1053917356876039179.kers]
Culled 0 columns in 257 ms.
// Phase 1: matrix 64330 rows 165 cols 1516905 entries
Finished phase 1 with 136 SingleSign rule and 3 generalized
[2026-05-27 16:44:27] [INFO ] Computed 26 invariants in 1322 ms
Computed 26 P flows in 1324 ms.
Exported basis to /tmp/petrispot-output-1053917356876039179.kers
Total runtime 1518 ms.
[2026-05-27 16:44:28] [INFO ] State equation strengthened by 24 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/86 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 61/147 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/147 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 18/165 variables, 10/26 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/165 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 64495/64495 variables, and 191 constraints, problems are : Problem set: 0 solved, 2 unsolved in 37099 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 165/165 constraints, ReadFeed: 0/24 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) 0/86 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 61/147 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SMT process timed out in 106577ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 86 out of 165 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 165/165 places, 64336/64336 transitions.
Applied a total of 0 rules in 1829 ms. Remains 165 /165 variables (removed 0) and now considering 64336/64336 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1829 ms. Remains : 165/165 places, 64336/64336 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 165/165 places, 64336/64336 transitions.
Applied a total of 0 rules in 1983 ms. Remains 165 /165 variables (removed 0) and now considering 64336/64336 (removed 0) transitions.
[2026-05-27 16:46:15] [INFO ] Flow matrix only has 64330 transitions (discarded 6 similar events)
[2026-05-27 16:46:15] [INFO ] Invariant cache hit.
[2026-05-27 16:46:54] [INFO ] Performed 122/165 implicitness test of which 1 returned IMPLICIT in 38 seconds.
[2026-05-27 16:46:59] [INFO ] Implicit Places using invariants in 43724 ms returned [122]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 43885 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 164/165 places, 64336/64336 transitions.
Applied a total of 0 rules in 1723 ms. Remains 164 /164 variables (removed 0) and now considering 64336/64336 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 47611 ms. Remains : 164/165 places, 64336/64336 transitions.
Loading property file /tmp/ReachabilityCardinality12892971047926759779.prop.
RANDOM walk for 40000 steps (8 resets) in 36124 ms. (1 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1906 ms. (20 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 5878 ms. (6 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 71938 steps, run timeout after 33004 ms. (steps per millisecond=2 ) properties seen :0 out of 2
Probabilistic random walk after 71938 steps, saw 53399 distinct states, run finished after 33004 ms. (steps per millisecond=2 ) properties seen :0
[2026-05-27 16:47:46] [INFO ] Flow matrix only has 64330 transitions (discarded 6 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12524437680826687140.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11076439960739393607.kers'
[2026-05-27 16:47:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12524437680826687140.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11076439960739393607.kers]
Culled 0 columns in 420 ms.
// Phase 1: matrix 64330 rows 164 cols 1452753 entries
Finished phase 1 with 136 SingleSign rule and 3 generalized
[2026-05-27 16:47:48] [INFO ] Computed 25 invariants in 1589 ms
Computed 25 P flows in 1593 ms.
Exported basis to /tmp/petrispot-output-11076439960739393607.kers
Total runtime 1800 ms.
[2026-05-27 16:47:48] [INFO ] State equation strengthened by 24 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/86 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 61/147 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/147 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 17/164 variables, 9/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/164 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 64494/64494 variables, and 189 constraints, problems are : Problem set: 0 solved, 2 unsolved in 48469 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 9/9 constraints, State Equation: 164/164 constraints, ReadFeed: 0/24 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) 0/86 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 61/147 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SMT process timed out in 147050ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 86 out of 164 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 164/164 places, 64336/64336 transitions.
Applied a total of 0 rules in 1637 ms. Remains 164 /164 variables (removed 0) and now considering 64336/64336 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1637 ms. Remains : 164/164 places, 64336/64336 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 164/164 places, 64336/64336 transitions.
Applied a total of 0 rules in 1650 ms. Remains 164 /164 variables (removed 0) and now considering 64336/64336 (removed 0) transitions.
[2026-05-27 16:50:16] [INFO ] Flow matrix only has 64330 transitions (discarded 6 similar events)
[2026-05-27 16:50:16] [INFO ] Invariant cache hit.
[2026-05-27 16:50:43] [INFO ] Implicit Places using invariants in 27168 ms returned []
Implicit Place search using SMT only with invariants took 27171 ms to find 0 implicit places.
Running 64334 sub problems to find dead transitions.
[2026-05-27 16:50:44] [INFO ] Flow matrix only has 64330 transitions (discarded 6 similar events)
[2026-05-27 16:50:44] [INFO ] Invariant cache hit.
[2026-05-27 16:50:45] [INFO ] State equation strengthened by 24 read => feed constraints.
SMT process timed out in 411345ms, After SMT, problems are : Problem set: 0 solved, 64334 unsolved
Search for dead transitions found 0 dead transitions in 411790ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 441072 ms. Remains : 164/164 places, 64336/64336 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 164 transition count 64330
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 164 transition count 64330
Applied a total of 7 rules in 5232 ms. Remains 164 /164 variables (removed 0) and now considering 64330/64336 (removed 6) transitions.
Running SMT prover for 2 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10430256020059472241.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12797068008184676075.kers'
[2026-05-27 16:57:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10430256020059472241.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12797068008184676075.kers]
Culled 0 columns in 271 ms.
// Phase 1: matrix 64330 rows 164 cols 1452753 entries
Finished phase 1 with 136 SingleSign rule and 3 generalized
[2026-05-27 16:57:43] [INFO ] Computed 25 invariants in 1615 ms
Computed 25 P flows in 1616 ms.
Exported basis to /tmp/petrispot-output-12797068008184676075.kers
Total runtime 1848 ms.
[2026-05-27 16:57:43] [INFO ] After 61ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2026-05-27 16:57:43] [INFO ] [Nat]Absence check using 16 positive place invariants in 11 ms returned sat
[2026-05-27 16:57:43] [INFO ] [Nat]Absence check using 16 positive and 9 generalized place invariants in 6 ms returned sat
SDD proceeding with computation,3 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,3 properties remain. new max is 8
SDD size :2 after 4
SDD proceeding with computation,3 properties remain. new max is 16
SDD size :4 after 13
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :13 after 73
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :73 after 575
[2026-05-27 16:58:56] [INFO ] After 73173ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :1
TRAPS : Iteration 0
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :575 after 2.27192e+06
[2026-05-27 17:00:33] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 96524 ms
TRAPS : Iteration 1
[2026-05-27 17:00:38] [INFO ] After 174800ms SMT Verify possible using trap constraints in natural domain returned unsat :1 sat :1
[2026-05-27 17:00:38] [INFO ] After 174923ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :1
FORMULA ErlangenMainframeV0-PT-1008-ReachabilityCardinality-2024-03 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT OVER_APPROXIMATION
Over-approximation ignoring read arcs solved -1 properties in 182669 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-27 17:00:49] [INFO ] Flatten gal took : 10362 ms
[2026-05-27 17:00:49] [INFO ] Applying decomposition
[2026-05-27 17:00:59] [INFO ] Flatten gal took : 9820 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph4679602841345826113.txt' '-o' '/tmp/graph4679602841345826113.bin' '-w' '/tmp/graph4679602841345826113.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4679602841345826113.bin' '-l' '-1' '-v' '-w' '/tmp/graph4679602841345826113.weights' '-q' '0' '-e' '0.001'
[2026-05-27 17:01:32] [INFO ] Decomposing Gal with order
[2026-05-27 17:01:32] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-27 17:02:01] [INFO ] Removed a total of 918705 redundant transitions.
[2026-05-27 17:02:02] [INFO ] Flatten gal took : 21047 ms
[2026-05-27 17:02:12] [INFO ] Fuse similar labels procedure discarded/fused a total of 6 labels/synchronizations in 7859 ms.
[2026-05-27 17:02:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18166298289301212135.gal : 603 ms
[2026-05-27 17:02:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1748754461869637766.prop : 1 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/ReachabilityCardinality18166298289301212135.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1748754461869637766.prop' '--nowitness'

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 ...308
Loading property file /tmp/ReachabilityCardinality1748754461869637766.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :6 after 6
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :6 after 238
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :238 after 466
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :466 after 2.0225e+06
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :2.0225e+06 after 3.38669e+15
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :3.38669e+15 after 3.38669e+15
ITS-tools command line returned an error code 137
[2026-05-27 17:27:21] [INFO ] Flatten gal took : 19239 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin8281352906252985682
[2026-05-27 17:27:22] [INFO ] Too many transitions (64336) to apply POR reductions. Disabling POR matrices.
[2026-05-27 17:27:28] [INFO ] Built C files in 5481ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8281352906252985682
Running compilation step : cd /tmp/ltsmin8281352906252985682;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '720' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
[2026-05-27 17:27:41] [INFO ] Applying decomposition
[2026-05-27 17:27:58] [INFO ] Flatten gal took : 16546 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph14782449631187595827.txt' '-o' '/tmp/graph14782449631187595827.bin' '-w' '/tmp/graph14782449631187595827.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14782449631187595827.bin' '-l' '-1' '-v' '-w' '/tmp/graph14782449631187595827.weights' '-q' '0' '-e' '0.001'
[2026-05-27 17:28:42] [INFO ] Decomposing Gal with order
[2026-05-27 17:28:42] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-27 17:29:19] [INFO ] Removed a total of 728158 redundant transitions.
[2026-05-27 17:29:21] [INFO ] Flatten gal took : 31689 ms
[2026-05-27 17:30:00] [INFO ] Fuse similar labels procedure discarded/fused a total of 49 labels/synchronizations in 37453 ms.
[2026-05-27 17:30:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5531570540272494137.gal : 493 ms
[2026-05-27 17:30:01] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5618200990858174692.prop : 20 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/ReachabilityCardinality5531570540272494137.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5618200990858174692.prop' '--nowitness'

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 ...307
Loading property file /tmp/ReachabilityCardinality5618200990858174692.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :2 after 2
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :2 after 12
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :12 after 62
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :62 after 106
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :106 after 202
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :202 after 5.54011e+06

BK_STOP 1779903271574

--------------------
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-1008"
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-1008, 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-177955740600486"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ErlangenMainframeV0-PT-1008.tgz
mv ErlangenMainframeV0-PT-1008 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 ;