About the Execution of ITS-Tools for ErlangenMainframeV2-PT-bP14C01
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 16196.775 | 3600000.00 | 8252392.00 | 50240.10 | ?T???F?T?T????FT | normal |
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.r338-smll-178021499200319.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 ErlangenMainframeV2-PT-bP14C01, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r338-smll-178021499200319
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 123M
-rw-r--r-- 1 mcc users 6.9K May 27 09:19 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K May 27 09:19 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.1K May 27 09:17 CTLFireability.txt
-rw-r--r-- 1 mcc users 26K May 27 09:17 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K May 27 10:46 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 27 10:46 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K May 27 10:46 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 27 10:46 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 26 18:17 NewModel
-rw-r--r-- 1 mcc users 11K May 27 09:23 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 106K May 27 09:23 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.6K May 27 09:21 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 46K May 27 09:21 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 27 10:46 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 27 10:46 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 26 18:17 equiv_col
-rw-r--r-- 1 mcc users 8 May 26 18:17 instance
-rw-r--r-- 1 mcc users 6 May 26 18:17 iscolored
-rw-r--r-- 1 mcc users 122M May 26 18:17 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 ErlangenMainframeV2-PT-bP14C01-ReachabilityFireability-2024-00
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-ReachabilityFireability-2024-01
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-ReachabilityFireability-2024-02
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-ReachabilityFireability-2024-03
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-ReachabilityFireability-2024-04
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-ReachabilityFireability-2024-05
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-ReachabilityFireability-2024-06
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-ReachabilityFireability-2024-07
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-ReachabilityFireability-2024-08
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-ReachabilityFireability-2024-09
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-ReachabilityFireability-2024-10
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-ReachabilityFireability-2024-11
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-ReachabilityFireability-2024-12
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-ReachabilityFireability-2024-13
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-ReachabilityFireability-2024-14
FORMULA_NAME ErlangenMainframeV2-PT-bP14C01-ReachabilityFireability-2024-15
=== Now, execution of the tool begins
BK_START 1780443098557
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ErlangenMainframeV2-PT-bP14C01
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-06-02 23:31:40] [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]
[2026-06-02 23:31:40] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-06-02 23:31:46] [INFO ] Load time of PNML (sax parser for PT used): 6070 ms
[2026-06-02 23:31:47] [INFO ] Transformed 348 places.
[2026-06-02 23:31:47] [INFO ] Transformed 74085 transitions.
[2026-06-02 23:31:47] [INFO ] Found NUPN structural information;
[2026-06-02 23:31:47] [INFO ] Parsed PT model containing 348 places and 74085 transitions and 2458524 arcs in 7213 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 43 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 24780 steps (4 resets) in 120008 ms. (0 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 750 ms. (5 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 399 ms. (10 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 441 ms. (9 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 302 ms. (13 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 350 ms. (11 steps per ms) remains 16/16 properties
[2026-06-02 23:32:20] [INFO ] Flatten gal took : 28086 ms
BEST_FIRST walk for 4004 steps (8 resets) in 399 ms. (10 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 291 ms. (13 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (8 resets) in 529 ms. (7 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 400 ms. (9 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 297 ms. (13 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 266 ms. (14 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 254 ms. (15 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 288 ms. (13 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 237 ms. (16 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 237 ms. (16 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 280 ms. (14 steps per ms) remains 16/16 properties
[2026-06-02 23:32:39] [INFO ] Flatten gal took : 19444 ms
[2026-06-02 23:32:41] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4872651665994193520.gal : 2314 ms
[2026-06-02 23:32:41] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11655124110915404894.prop : 17 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/ReachabilityCardinality4872651665994193520.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11655124110915404894.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
Interrupted probabilistic random walk after 111190 steps, run timeout after 93003 ms. (steps per millisecond=1 ) properties seen :0 out of 16
Probabilistic random walk after 111190 steps, saw 23453 distinct states, run finished after 93016 ms. (steps per millisecond=1 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8276236527863353833.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18026870780888652136.kers'
[2026-06-02 23:33:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8276236527863353833.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18026870780888652136.kers]
Culled 0 columns in 423 ms.
// Phase 1: matrix 74085 rows 348 cols 2458524 entries
Finished phase 1 with 309 SingleSign rule and 3 generalized
[2026-06-02 23:33:57] [INFO ] Computed 36 invariants in 2149 ms
Computed 36 P flows in 2168 ms.
Exported basis to /tmp/petrispot-output-18026870780888652136.kers
Total runtime 2502 ms.
Excessive predecessor constraint size, skipping predecessor.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 65/65 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 16 unsolved
Problem ErlangenMainframeV2-PT-bP14C01-ReachabilityFireability-2024-05 is UNSAT
FORMULA ErlangenMainframeV2-PT-bP14C01-ReachabilityFireability-2024-05 FALSE TECHNIQUES SMT_REFINEMENT
Problem ErlangenMainframeV2-PT-bP14C01-ReachabilityFireability-2024-14 is UNSAT
FORMULA ErlangenMainframeV2-PT-bP14C01-ReachabilityFireability-2024-14 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 41/106 variables, 17/82 constraints. Problems are: Problem set: 2 solved, 14 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/106 variables, 41/123 constraints. Problems are: Problem set: 2 solved, 14 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/106 variables, 0/123 constraints. Problems are: Problem set: 2 solved, 14 unsolved
At refinement iteration 5 (OVERLAPS) 107/213 variables, 4/127 constraints. Problems are: Problem set: 2 solved, 14 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 107/234 constraints. Problems are: Problem set: 2 solved, 14 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/213 variables, 0/234 constraints. Problems are: Problem set: 2 solved, 14 unsolved
At refinement iteration 8 (OVERLAPS) 135/348 variables, 15/249 constraints. Problems are: Problem set: 2 solved, 14 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/348 variables, 135/384 constraints. Problems are: Problem set: 2 solved, 14 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 348/74433 variables, and 384 constraints, problems are : Problem set: 2 solved, 14 unsolved in 5231 ms.
Refiners :[Domain max(s): 348/348 constraints, Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 15/15 constraints, State Equation: 0/348 constraints, PredecessorRefiner: 16/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 14 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 65/65 constraints. Problems are: Problem set: 2 solved, 14 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 0/65 constraints. Problems are: Problem set: 2 solved, 14 unsolved
Problem ErlangenMainframeV2-PT-bP14C01-ReachabilityFireability-2024-07 is UNSAT
FORMULA ErlangenMainframeV2-PT-bP14C01-ReachabilityFireability-2024-07 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 41/106 variables, 17/82 constraints. Problems are: Problem set: 3 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/106 variables, 41/123 constraints. Problems are: Problem set: 3 solved, 13 unsolved
SMT process timed out in 43542ms, After SMT, problems are : Problem set: 3 solved, 13 unsolved
Fused 13 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 2 ms.
Support contains 65 out of 348 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 348/348 places, 74085/74085 transitions.
Graph (trivial) has 247 edges and 348 vertex of which 10 / 348 are part of one of the 4 SCC in 534 ms
Free SCC test removed 6 places
Drop transitions (Empty/Sink Transition effects.) removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 127 transitions
Trivial Post-agglo rules discarded 127 transitions
Performed 127 trivial Post agglomeration. Transition count delta: 127
Iterating post reduction 0 with 127 rules applied. Total rules applied 128 place count 342 transition count 73947
Reduce places removed 127 places and 0 transitions.
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 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 1 with 139 rules applied. Total rules applied 267 place count 215 transition count 73935
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 270 place count 212 transition count 73935
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 5 Pre rules applied. Total rules applied 270 place count 212 transition count 73930
Deduced a syphon composed of 5 places in 132 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 280 place count 207 transition count 73930
Discarding 35 places :
Symmetric choice reduction at 3 with 35 rule applications. Total rules 315 place count 172 transition count 73895
Iterating global reduction 3 with 35 rules applied. Total rules applied 350 place count 172 transition count 73895
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 5 Pre rules applied. Total rules applied 350 place count 172 transition count 73890
Deduced a syphon composed of 5 places in 246 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 360 place count 167 transition count 73890
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 366 place count 161 transition count 73864
Iterating global reduction 3 with 6 rules applied. Total rules applied 372 place count 161 transition count 73864
Performed 38 Post agglomeration using F-continuation condition.
Performed 38 Post agglomeration using F-continuation condition.Transition count delta: 38
Deduced a syphon composed of 38 places in 42 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 3 with 76 rules applied. Total rules applied 448 place count 123 transition count 73826
Performed 7 Post agglomeration using F-continuation condition with reduction of 12 identical transitions.
Deduced a syphon composed of 7 places in 209 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 3 with 14 rules applied. Total rules applied 462 place count 116 transition count 73848
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 3 with 12 rules applied. Total rules applied 474 place count 116 transition count 73836
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 476 place count 114 transition count 73830
Iterating global reduction 4 with 2 rules applied. Total rules applied 478 place count 114 transition count 73830
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 4 with 10 rules applied. Total rules applied 488 place count 114 transition count 73820
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 1 places in 34 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 490 place count 113 transition count 73833
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 491 place count 113 transition count 73832
Free-agglomeration rule applied 3 times.
Iterating global reduction 6 with 3 rules applied. Total rules applied 494 place count 113 transition count 73829
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 6 with 3 rules applied. Total rules applied 497 place count 110 transition count 73829
Partial Post-agglomeration rule applied 14 times.
Drop transitions (Partial Post agglomeration) removed 14 transitions
Iterating global reduction 7 with 14 rules applied. Total rules applied 511 place count 110 transition count 73829
Applied a total of 511 rules in 75722 ms. Remains 110 /348 variables (removed 238) and now considering 73829/74085 (removed 256) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 75758 ms. Remains : 110/348 places, 73829/74085 transitions.
RANDOM walk for 24842 steps (4 resets) in 120009 ms. (0 steps per ms) remains 13/13 properties
BEST_FIRST walk for 5743 steps (0 resets) in 20009 ms. (0 steps per ms) remains 13/13 properties
BEST_FIRST walk for 6929 steps (0 resets) in 20014 ms. (0 steps per ms) remains 13/13 properties
BEST_FIRST walk for 5577 steps (0 resets) in 20023 ms. (0 steps per ms) remains 12/13 properties
FORMULA ErlangenMainframeV2-PT-bP14C01-ReachabilityFireability-2024-09 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 5661 steps (0 resets) in 20018 ms. (0 steps per ms) remains 12/12 properties
BEST_FIRST walk for 6739 steps (0 resets) in 20035 ms. (0 steps per ms) remains 12/12 properties
BEST_FIRST walk for 6606 steps (0 resets) in 20020 ms. (0 steps per ms) remains 12/12 properties
BEST_FIRST walk for 6294 steps (0 resets) in 20019 ms. (0 steps per ms) remains 12/12 properties
BEST_FIRST walk for 6723 steps (0 resets) in 20015 ms. (0 steps per ms) remains 12/12 properties
BEST_FIRST walk for 5354 steps (0 resets) in 20022 ms. (0 steps per ms) remains 12/12 properties
BEST_FIRST walk for 6012 steps (0 resets) in 20015 ms. (0 steps per ms) remains 12/12 properties
BEST_FIRST walk for 7605 steps (0 resets) in 20012 ms. (0 steps per ms) remains 12/12 properties
BEST_FIRST walk for 6587 steps (0 resets) in 20022 ms. (0 steps per ms) remains 12/12 properties
Loading property file /tmp/ReachabilityCardinality11655124110915404894.prop.
Interrupted probabilistic random walk after 223445 steps, run timeout after 270005 ms. (steps per millisecond=0 ) properties seen :0 out of 12
Probabilistic random walk after 223445 steps, saw 41994 distinct states, run finished after 270006 ms. (steps per millisecond=0 ) properties seen :0
[2026-06-02 23:41:54] [INFO ] Flow matrix only has 73813 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17399268089056585869.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4149772849759757479.kers'
[2026-06-02 23:41:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17399268089056585869.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4149772849759757479.kers]
Culled 0 columns in 452 ms.
// Phase 1: matrix 73813 rows 110 cols 2458056 entries
Finished phase 1 with 71 SingleSign rule and 3 generalized
[2026-06-02 23:41:57] [INFO ] Computed 36 invariants in 2360 ms
Computed 36 P flows in 2362 ms.
Exported basis to /tmp/petrispot-output-4149772849759757479.kers
Total runtime 2712 ms.
[2026-06-02 23:41:57] [INFO ] State equation strengthened by 28 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 6/70 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/70 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (OVERLAPS) 8/78 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (OVERLAPS) 32/110 variables, 15/36 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/110 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 12 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 73923/73923 variables, and 146 constraints, problems are : Problem set: 0 solved, 12 unsolved in 45032 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 15/15 constraints, State Equation: 110/110 constraints, ReadFeed: 0/28 constraints, PredecessorRefiner: 12/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 6/70 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/70 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 12 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 70/73923 variables, and 18 constraints, problems are : Problem set: 0 solved, 12 unsolved in 47040 ms.
Refiners :[Positive P Invariants (semi-flows): 17/21 constraints, Generalized P Invariants (flows): 0/15 constraints, State Equation: 0/110 constraints, ReadFeed: 0/28 constraints, PredecessorRefiner: 12/0 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 96128ms problems are : Problem set: 0 solved, 12 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 64 out of 110 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 110/110 places, 73829/73829 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 0 with 1 rules applied. Total rules applied 1 place count 110 transition count 73828
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 109 transition count 73828
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 31 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 108 transition count 73827
Applied a total of 4 rules in 11025 ms. Remains 108 /110 variables (removed 2) and now considering 73827/73829 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11025 ms. Remains : 108/110 places, 73827/73829 transitions.
RANDOM walk for 26126 steps (5 resets) in 120017 ms. (0 steps per ms) remains 12/12 properties
BEST_FIRST walk for 5412 steps (0 resets) in 20012 ms. (0 steps per ms) remains 12/12 properties
BEST_FIRST walk for 5329 steps (0 resets) in 20017 ms. (0 steps per ms) remains 12/12 properties
BEST_FIRST walk for 7088 steps (0 resets) in 20024 ms. (0 steps per ms) remains 12/12 properties
BEST_FIRST walk for 6249 steps (0 resets) in 20028 ms. (0 steps per ms) remains 12/12 properties
BEST_FIRST walk for 6639 steps (0 resets) in 20029 ms. (0 steps per ms) remains 12/12 properties
BEST_FIRST walk for 7712 steps (0 resets) in 20024 ms. (0 steps per ms) remains 12/12 properties
BEST_FIRST walk for 5952 steps (0 resets) in 20031 ms. (0 steps per ms) remains 12/12 properties
BEST_FIRST walk for 8908 steps (0 resets) in 20024 ms. (0 steps per ms) remains 12/12 properties
BEST_FIRST walk for 5713 steps (0 resets) in 20030 ms. (0 steps per ms) remains 12/12 properties
BEST_FIRST walk for 5983 steps (0 resets) in 20015 ms. (0 steps per ms) remains 12/12 properties
BEST_FIRST walk for 7004 steps (0 resets) in 20017 ms. (0 steps per ms) remains 12/12 properties
BEST_FIRST walk for 6545 steps (0 resets) in 20021 ms. (0 steps per ms) remains 12/12 properties
SDD proceeding with computation,16 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,16 properties remain. new max is 8
SDD size :2 after 3
SDD proceeding with computation,16 properties remain. new max is 16
SDD size :3 after 5
SDD proceeding with computation,16 properties remain. new max is 32
SDD size :5 after 6
SDD proceeding with computation,16 properties remain. new max is 64
SDD size :6 after 19
SDD proceeding with computation,16 properties remain. new max is 128
SDD size :19 after 49155
SDD proceeding with computation,16 properties remain. new max is 256
SDD size :49155 after 584340
Interrupted probabilistic random walk after 228912 steps, run timeout after 270005 ms. (steps per millisecond=0 ) properties seen :0 out of 12
Probabilistic random walk after 228912 steps, saw 42897 distinct states, run finished after 270006 ms. (steps per millisecond=0 ) properties seen :0
[2026-06-02 23:49:41] [INFO ] Flow matrix only has 73811 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2223373280437126474.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12086365272235597647.kers'
[2026-06-02 23:49:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2223373280437126474.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12086365272235597647.kers]
Culled 0 columns in 420 ms.
// Phase 1: matrix 73811 rows 108 cols 2458052 entries
Finished phase 1 with 69 SingleSign rule and 3 generalized
[2026-06-02 23:49:44] [INFO ] Computed 36 invariants in 2049 ms
Computed 36 P flows in 2071 ms.
Exported basis to /tmp/petrispot-output-12086365272235597647.kers
Total runtime 2405 ms.
[2026-06-02 23:49:45] [INFO ] State equation strengthened by 28 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 6/70 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/70 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (OVERLAPS) 8/78 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (OVERLAPS) 30/108 variables, 15/36 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/108 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 12 unsolved
SDD proceeding with computation,16 properties remain. new max is 512
SDD size :584340 after 585232
SDD proceeding with computation,16 properties remain. new max is 1024
SDD size :585232 after 587957
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 73919/73919 variables, and 144 constraints, problems are : Problem set: 0 solved, 12 unsolved in 75034 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 15/15 constraints, State Equation: 108/108 constraints, ReadFeed: 0/28 constraints, PredecessorRefiner: 12/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 6/70 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/70 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 12 unsolved
SDD proceeding with computation,16 properties remain. new max is 2048
SDD size :587957 after 594692
At refinement iteration 3 (INCLUDED_ONLY) 0/70 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (OVERLAPS) 8/78 variables, 4/22 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/78 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 12 unsolved
Problem ErlangenMainframeV2-PT-bP14C01-ReachabilityFireability-2024-01 is UNSAT
FORMULA ErlangenMainframeV2-PT-bP14C01-ReachabilityFireability-2024-01 TRUE TECHNIQUES SMT_REFINEMENT
Problem ErlangenMainframeV2-PT-bP14C01-ReachabilityFireability-2024-15 is UNSAT
FORMULA ErlangenMainframeV2-PT-bP14C01-ReachabilityFireability-2024-15 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 6 (OVERLAPS) 30/108 variables, 15/37 constraints. Problems are: Problem set: 2 solved, 10 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 108/73919 variables, and 37 constraints, problems are : Problem set: 2 solved, 10 unsolved in 75693 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 15/15 constraints, State Equation: 0/108 constraints, ReadFeed: 0/28 constraints, PredecessorRefiner: 12/0 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 154499ms problems are : Problem set: 2 solved, 10 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 64 out of 108 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 108/108 places, 73827/73827 transitions.
Applied a total of 0 rules in 4015 ms. Remains 108 /108 variables (removed 0) and now considering 73827/73827 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4016 ms. Remains : 108/108 places, 73827/73827 transitions.
SDD proceeding with computation,16 properties remain. new max is 4096
SDD size :594692 after 605220
RANDOM walk for 27987 steps (8 resets) in 120018 ms. (0 steps per ms) remains 10/10 properties
BEST_FIRST walk for 7154 steps (0 resets) in 20028 ms. (0 steps per ms) remains 10/10 properties
BEST_FIRST walk for 5573 steps (0 resets) in 20029 ms. (0 steps per ms) remains 10/10 properties
BEST_FIRST walk for 6553 steps (0 resets) in 20024 ms. (0 steps per ms) remains 10/10 properties
BEST_FIRST walk for 7756 steps (0 resets) in 20010 ms. (0 steps per ms) remains 10/10 properties
BEST_FIRST walk for 5492 steps (0 resets) in 20016 ms. (0 steps per ms) remains 10/10 properties
BEST_FIRST walk for 6331 steps (0 resets) in 20009 ms. (0 steps per ms) remains 10/10 properties
BEST_FIRST walk for 6707 steps (0 resets) in 20014 ms. (0 steps per ms) remains 10/10 properties
BEST_FIRST walk for 9022 steps (0 resets) in 20025 ms. (0 steps per ms) remains 10/10 properties
BEST_FIRST walk for 5745 steps (0 resets) in 20014 ms. (0 steps per ms) remains 10/10 properties
BEST_FIRST walk for 5757 steps (0 resets) in 20025 ms. (0 steps per ms) remains 10/10 properties
SDD proceeding with computation,16 properties remain. new max is 8192
SDD size :605220 after 621314
SDD proceeding with computation,16 properties remain. new max is 16384
SDD size :621314 after 655549
Interrupted probabilistic random walk after 195483 steps, run timeout after 240006 ms. (steps per millisecond=0 ) properties seen :0 out of 10
Probabilistic random walk after 195483 steps, saw 37923 distinct states, run finished after 240007 ms. (steps per millisecond=0 ) properties seen :0
[2026-06-02 23:57:40] [INFO ] Flow matrix only has 73811 transitions (discarded 16 similar events)
[2026-06-02 23:57:40] [INFO ] Invariant cache hit.
[2026-06-02 23:57:41] [INFO ] State equation strengthened by 28 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 6/70 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/70 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 8/78 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 30/108 variables, 15/36 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/108 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 73919/73919 variables, and 144 constraints, problems are : Problem set: 0 solved, 10 unsolved in 90025 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 15/15 constraints, State Equation: 108/108 constraints, ReadFeed: 0/28 constraints, PredecessorRefiner: 10/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 6/70 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/70 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/70 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (OVERLAPS) 8/78 variables, 4/22 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 78/73919 variables, and 22 constraints, problems are : Problem set: 0 solved, 10 unsolved in 90709 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 0/15 constraints, State Equation: 0/108 constraints, ReadFeed: 0/28 constraints, PredecessorRefiner: 10/0 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 181900ms problems are : Problem set: 0 solved, 10 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 64 out of 108 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 108/108 places, 73827/73827 transitions.
Applied a total of 0 rules in 3529 ms. Remains 108 /108 variables (removed 0) and now considering 73827/73827 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3529 ms. Remains : 108/108 places, 73827/73827 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 108/108 places, 73827/73827 transitions.
Applied a total of 0 rules in 3521 ms. Remains 108 /108 variables (removed 0) and now considering 73827/73827 (removed 0) transitions.
[2026-06-03 00:00:49] [INFO ] Flow matrix only has 73811 transitions (discarded 16 similar events)
[2026-06-03 00:00:49] [INFO ] Invariant cache hit.
[2026-06-03 00:00:49] [INFO ] Implicit Places using invariants in 310 ms returned [92]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 661 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 107/108 places, 73827/73827 transitions.
Applied a total of 0 rules in 3821 ms. Remains 107 /107 variables (removed 0) and now considering 73827/73827 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 8056 ms. Remains : 107/108 places, 73827/73827 transitions.
RANDOM walk for 27085 steps (8 resets) in 120015 ms. (0 steps per ms) remains 10/10 properties
BEST_FIRST walk for 9432 steps (0 resets) in 20024 ms. (0 steps per ms) remains 10/10 properties
BEST_FIRST walk for 6676 steps (0 resets) in 20022 ms. (0 steps per ms) remains 10/10 properties
BEST_FIRST walk for 6966 steps (0 resets) in 20024 ms. (0 steps per ms) remains 10/10 properties
BEST_FIRST walk for 8019 steps (0 resets) in 20021 ms. (0 steps per ms) remains 10/10 properties
BEST_FIRST walk for 7027 steps (0 resets) in 20012 ms. (0 steps per ms) remains 10/10 properties
BEST_FIRST walk for 7211 steps (0 resets) in 20022 ms. (0 steps per ms) remains 10/10 properties
BEST_FIRST walk for 8259 steps (0 resets) in 20029 ms. (0 steps per ms) remains 10/10 properties
BEST_FIRST walk for 8862 steps (0 resets) in 20025 ms. (0 steps per ms) remains 10/10 properties
BEST_FIRST walk for 7007 steps (0 resets) in 20012 ms. (0 steps per ms) remains 10/10 properties
BEST_FIRST walk for 6650 steps (0 resets) in 20019 ms. (0 steps per ms) remains 10/10 properties
Detected timeout of ITS tools.
[2026-06-03 00:03:03] [INFO ] Flatten gal took : 20397 ms
[2026-06-03 00:03:03] [INFO ] Applying decomposition
[2026-06-03 00:03:22] [INFO ] Flatten gal took : 18973 ms
[2026-06-03 00:04:07] [WARNING] Could not apply decomposition. Using flat GAL structure.
java.util.concurrent.TimeoutException: Subprocess running '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph4502423878247353383.txt' '-o' '/tmp/graph4502423878247353383.bin' '-w' '/tmp/graph4502423878247353383.weights' killed by timeout after 10 SECONDS
at fr.lip6.move.gal.process.Runner.waitForOrTimeout(Runner.java:76)
at fr.lip6.move.gal.process.Runner.runTool(Runner.java:47)
at fr.lip6.move.gal.process.Runner.runTool(Runner.java:27)
at fr.lip6.move.gal.louvain.GraphBuilder.convertGraphToBin(GraphBuilder.java:258)
at fr.lip6.move.gal.louvain.GraphBuilder.computeLouvain(GraphBuilder.java:189)
at fr.lip6.move.gal.louvain.GraphBuilder.computeLouvain(GraphBuilder.java:157)
at fr.lip6.move.gal.application.mcc.MccTranslator.applyOrder(MccTranslator.java:114)
at fr.lip6.move.gal.application.mcc.MccTranslator.flattenSpec(MccTranslator.java:230)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.verifyWithSDD(GlobalPropertySolver.java:714)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.lambda$2(ReachabilitySolver.java:71)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-06-03 00:04:27] [INFO ] Flatten gal took : 19771 ms
[2026-06-03 00:04:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11669888944623946894.gal : 2100 ms
[2026-06-03 00:04:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4685274161456216244.prop : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11669888944623946894.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4685274161456216244.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
Interrupted probabilistic random walk after 185524 steps, run timeout after 240007 ms. (steps per millisecond=0 ) properties seen :0 out of 10
Probabilistic random walk after 185524 steps, saw 36281 distinct states, run finished after 240059 ms. (steps per millisecond=0 ) properties seen :0
[2026-06-03 00:06:14] [INFO ] Flow matrix only has 73811 transitions (discarded 16 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8743361475486246417.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3597513665032522298.kers'
[2026-06-03 00:06:16] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8743361475486246417.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3597513665032522298.kers]
Culled 0 columns in 544 ms.
// Phase 1: matrix 73811 rows 107 cols 2458050 entries
Finished phase 1 with 69 SingleSign rule and 3 generalized
[2026-06-03 00:06:19] [INFO ] Computed 35 invariants in 2317 ms
Computed 35 P flows in 2328 ms.
Exported basis to /tmp/petrispot-output-3597513665032522298.kers
Total runtime 2962 ms.
[2026-06-03 00:06:20] [INFO ] State equation strengthened by 12 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 6/70 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/70 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 7/77 variables, 3/20 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/77 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 30/107 variables, 15/35 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/107 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 73918/73918 variables, and 142 constraints, problems are : Problem set: 0 solved, 10 unsolved in 105072 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, Generalized P Invariants (flows): 15/15 constraints, State Equation: 107/107 constraints, ReadFeed: 0/12 constraints, PredecessorRefiner: 10/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 6/70 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Loading property file /tmp/ReachabilityCardinality4685274161456216244.prop.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 70/73918 variables, and 18 constraints, problems are : Problem set: 0 solved, 10 unsolved in 105169 ms.
Refiners :[Positive P Invariants (semi-flows): 17/20 constraints, Generalized P Invariants (flows): 0/15 constraints, State Equation: 0/107 constraints, ReadFeed: 0/12 constraints, PredecessorRefiner: 10/0 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 216325ms problems are : Problem set: 0 solved, 10 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 64 out of 107 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 107/107 places, 73827/73827 transitions.
Applied a total of 0 rules in 3930 ms. Remains 107 /107 variables (removed 0) and now considering 73827/73827 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3936 ms. Remains : 107/107 places, 73827/73827 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 107/107 places, 73827/73827 transitions.
Applied a total of 0 rules in 3483 ms. Remains 107 /107 variables (removed 0) and now considering 73827/73827 (removed 0) transitions.
[2026-06-03 00:09:58] [INFO ] Flow matrix only has 73811 transitions (discarded 16 similar events)
[2026-06-03 00:09:58] [INFO ] Invariant cache hit.
[2026-06-03 00:09:58] [INFO ] Implicit Places using invariants in 232 ms returned []
Implicit Place search using SMT only with invariants took 248 ms to find 0 implicit places.
Running 73815 sub problems to find dead transitions.
[2026-06-03 00:10:02] [INFO ] Flow matrix only has 73811 transitions (discarded 16 similar events)
[2026-06-03 00:10:02] [INFO ] Invariant cache hit.
[2026-06-03 00:10:04] [INFO ] State equation strengthened by 12 read => feed constraints.
SDD proceeding with computation,10 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,10 properties remain. new max is 8
SDD size :2 after 3
SDD proceeding with computation,10 properties remain. new max is 16
SDD size :3 after 5
SDD proceeding with computation,10 properties remain. new max is 32
SDD size :5 after 6
SDD proceeding with computation,10 properties remain. new max is 64
SDD size :6 after 19
SDD proceeding with computation,10 properties remain. new max is 128
SDD size :19 after 49155
SDD proceeding with computation,10 properties remain. new max is 256
SDD size :49155 after 584340
SMT process timed out in 637918ms, After SMT, problems are : Problem set: 0 solved, 73815 unsolved
Search for dead transitions found 0 dead transitions in 640839ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 645412 ms. Remains : 107/107 places, 73827/73827 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 7 edges and 107 vertex of which 3 / 107 are part of one of the 1 SCC in 5 ms
Free SCC test removed 2 places
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 31 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 105 transition count 73796
Applied a total of 2 rules in 6510 ms. Remains 105 /107 variables (removed 2) and now considering 73796/73827 (removed 31) transitions.
Running SMT prover for 10 properties.
[2026-06-03 00:20:47] [INFO ] Flow matrix only has 73793 transitions (discarded 3 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11523796043974976122.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4621921789002313957.kers'
[2026-06-03 00:20:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11523796043974976122.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4621921789002313957.kers]
Culled 0 columns in 441 ms.
// Phase 1: matrix 73793 rows 105 cols 2457854 entries
Finished phase 1 with 67 SingleSign rule and 3 generalized
[2026-06-03 00:20:49] [INFO ] Computed 35 invariants in 2089 ms
Computed 35 P flows in 2093 ms.
Exported basis to /tmp/petrispot-output-4621921789002313957.kers
Total runtime 2431 ms.
[2026-06-03 00:20:49] [INFO ] [Real]Absence check using 20 positive place invariants in 9 ms returned sat
[2026-06-03 00:20:49] [INFO ] [Real]Absence check using 20 positive and 15 generalized place invariants in 5 ms returned sat
SDD proceeding with computation,10 properties remain. new max is 512
SDD size :584340 after 585232
SDD proceeding with computation,10 properties remain. new max is 1024
SDD size :585232 after 587957
SDD proceeding with computation,10 properties remain. new max is 2048
SDD size :587957 after 594692
[2026-06-03 00:22:55] [INFO ] After 125601ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:9
[2026-06-03 00:22:55] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-06-03 00:23:01] [INFO ] After 5478ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :1 real:9
TRAPS : Iteration 0
[2026-06-03 00:23:07] [INFO ] After 11313ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1 real:9
[2026-06-03 00:23:10] [INFO ] After 140220ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1 real:9
[2026-06-03 00:23:10] [INFO ] [Nat]Absence check using 20 positive place invariants in 12 ms returned sat
[2026-06-03 00:23:10] [INFO ] [Nat]Absence check using 20 positive and 15 generalized place invariants in 6 ms returned sat
SDD proceeding with computation,10 properties remain. new max is 4096
SDD size :594692 after 605220
SDD proceeding with computation,10 properties remain. new max is 8192
SDD size :605220 after 621314
SDD proceeding with computation,10 properties remain. new max is 16384
SDD size :621314 after 655549
[2026-06-03 00:25:53] [INFO ] After 163483ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :10
[2026-06-03 00:27:02] [INFO ] After 68416ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :10
TRAPS : Iteration 0
[2026-06-03 00:29:03] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 110771 ms
TRAPS : Iteration 1
[2026-06-03 00:30:40] [INFO ] After 286391ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :9 real:1
[2026-06-03 00:30:40] [INFO ] After 450067ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :9 real:1
Over-approximation ignoring read arcs solved 0 properties in 600159 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-06-03 00:31:01] [INFO ] Flatten gal took : 19507 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin13649416397096658461
[2026-06-03 00:31:01] [INFO ] Too many transitions (73827) to apply POR reductions. Disabling POR matrices.
[2026-06-03 00:31:05] [INFO ] Built C files in 3354ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13649416397096658461
Running compilation step : cd /tmp/ltsmin13649416397096658461;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '72' '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'
[2026-06-03 00:31:15] [INFO ] Applying decomposition
[2026-06-03 00:31:33] [INFO ] Flatten gal took : 18047 ms
BK_TIME_CONFINEMENT_REACHED
--------------------
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_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /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="ErlangenMainframeV2-PT-bP14C01"
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 2-5973"
echo " Executing tool itstools"
echo " Input is ErlangenMainframeV2-PT-bP14C01, 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 r338-smll-178021499200319"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/ErlangenMainframeV2-PT-bP14C01.tgz
mv ErlangenMainframeV2-PT-bP14C01 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 '
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 ;