About the Execution of ITS-Tools for ErlangenMainframeV2-PT-aP13C02
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 15198.724 | 695811.00 | 1668100.00 | 1457.20 | TTFTTTTTTTTTFFTT | 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-178021499100199.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-aP13C02, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r338-smll-178021499100199
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 86M
-rw-r--r-- 1 mcc users 5.2K May 27 09:06 CTLCardinality.txt
-rw-r--r-- 1 mcc users 51K May 27 09:06 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.6K May 27 09:04 CTLFireability.txt
-rw-r--r-- 1 mcc users 33K May 27 09:04 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K May 27 10:39 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 27 10:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K May 27 10:39 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 27 10:39 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 26 18:17 NewModel
-rw-r--r-- 1 mcc users 13K May 27 09:08 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 147K May 27 09:08 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.0K May 27 09:07 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 73K May 27 09:07 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 27 10:39 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 27 10:39 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 85M 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-aP13C02-ReachabilityFireability-2024-00
FORMULA_NAME ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-01
FORMULA_NAME ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-02
FORMULA_NAME ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-03
FORMULA_NAME ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-04
FORMULA_NAME ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-05
FORMULA_NAME ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-06
FORMULA_NAME ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-07
FORMULA_NAME ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-08
FORMULA_NAME ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-09
FORMULA_NAME ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-10
FORMULA_NAME ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-11
FORMULA_NAME ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-12
FORMULA_NAME ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-13
FORMULA_NAME ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-14
FORMULA_NAME ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-15
=== Now, execution of the tool begins
BK_START 1780360127729
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-aP13C02
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-06-02 00:28:50] [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 00:28:50] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-06-02 00:28:54] [INFO ] Load time of PNML (sax parser for PT used): 3965 ms
[2026-06-02 00:28:54] [INFO ] Transformed 99 places.
[2026-06-02 00:28:54] [INFO ] Transformed 55397 transitions.
[2026-06-02 00:28:54] [INFO ] Found NUPN structural information;
[2026-06-02 00:28:54] [INFO ] Parsed PT model containing 99 places and 55397 transitions and 1733021 arcs in 4604 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 37 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
RANDOM walk for 40000 steps (8 resets) in 65667 ms. (0 steps per ms) remains 15/16 properties
FORMULA ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 4004 steps (8 resets) in 1843 ms. (2 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (8 resets) in 1896 ms. (2 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 1010 ms. (3 steps per ms) remains 14/15 properties
FORMULA ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-02 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 4004 steps (8 resets) in 1069 ms. (3 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4004 steps (8 resets) in 1338 ms. (2 steps per ms) remains 13/14 properties
FORMULA ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 4004 steps (8 resets) in 1067 ms. (3 steps per ms) remains 12/13 properties
FORMULA ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-05 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 4004 steps (8 resets) in 1140 ms. (3 steps per ms) remains 11/12 properties
FORMULA ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 4003 steps (8 resets) in 1260 ms. (3 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4004 steps (8 resets) in 954 ms. (4 steps per ms) remains 10/11 properties
FORMULA ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 4003 steps (8 resets) in 1092 ms. (3 steps per ms) remains 10/10 properties
BEST_FIRST walk for 4004 steps (8 resets) in 1059 ms. (3 steps per ms) remains 10/10 properties
BEST_FIRST walk for 4004 steps (8 resets) in 995 ms. (4 steps per ms) remains 10/10 properties
BEST_FIRST walk for 4003 steps (8 resets) in 1126 ms. (3 steps per ms) remains 9/10 properties
FORMULA ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-13 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 4003 steps (8 resets) in 1191 ms. (3 steps per ms) remains 8/9 properties
FORMULA ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2026-06-02 00:29:18] [INFO ] Flatten gal took : 19931 ms
BEST_FIRST walk for 4003 steps (8 resets) in 1417 ms. (2 steps per ms) remains 8/8 properties
[2026-06-02 00:29:18] [INFO ] Flow matrix only has 55392 transitions (discarded 4 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10316909706402348472.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11697571547931498171.kers'
[2026-06-02 00:29:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10316909706402348472.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11697571547931498171.kers]
Normalized transition count is 55391 out of 55392 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 292 ms.
// Phase 1: matrix 55391 rows 98 cols 1677622 entries
Finished phase 1 with 62 SingleSign rule and 3 generalized
[2026-06-02 00:29:19] [INFO ] Computed 34 invariants in 1115 ms
Computed 34 P flows in 1118 ms.
Exported basis to /tmp/petrispot-output-11697571547931498171.kers
Total runtime 1341 ms.
[2026-06-02 00:29:21] [INFO ] State equation strengthened by 37 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 62/62 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/62 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Problem ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-12 is UNSAT
FORMULA ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-12 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 3 (OVERLAPS) 8/70 variables, 16/79 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/70 variables, 8/87 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/70 variables, 0/87 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 14/84 variables, 4/91 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/84 variables, 14/105 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/84 variables, 0/105 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 9 (OVERLAPS) 15/99 variables, 13/118 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/99 variables, 15/133 constraints. Problems are: Problem set: 1 solved, 7 unsolved
[2026-06-02 00:29:31] [INFO ] Flatten gal took : 13254 ms
[2026-06-02 00:29:32] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12133249826958979236.gal : 1581 ms
[2026-06-02 00:29:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4817219175177665707.prop : 12 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/ReachabilityCardinality12133249826958979236.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4817219175177665707.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
SMT process timed out in 80685ms, After SMT, problems are : Problem set: 1 solved, 7 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 62 out of 99 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 55396/55396 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 99 transition count 55391
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 9 place count 95 transition count 55371
Iterating global reduction 1 with 4 rules applied. Total rules applied 13 place count 95 transition count 55371
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -17
Deduced a syphon composed of 1 places in 26 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 15 place count 94 transition count 55388
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 16 place count 94 transition count 55387
Free-agglomeration rule applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 22 place count 94 transition count 55381
Reduce places removed 6 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 32 place count 88 transition count 55377
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 34 place count 86 transition count 55362
Iterating global reduction 3 with 2 rules applied. Total rules applied 36 place count 86 transition count 55362
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 38 place count 86 transition count 55360
Free-agglomeration rule applied 2 times with reduction of 3 identical transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 40 place count 86 transition count 55355
Ensure Unique test removed 1 places
Reduce places removed 3 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 9 rules applied. Total rules applied 49 place count 83 transition count 55349
Applied a total of 49 rules in 11972 ms. Remains 83 /99 variables (removed 16) and now considering 55349/55396 (removed 47) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12000 ms. Remains : 83/99 places, 55349/55396 transitions.
Loading property file /tmp/ReachabilityCardinality4817219175177665707.prop.
RANDOM walk for 40000 steps (8 resets) in 77891 ms. (0 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (8 resets) in 2667 ms. (14 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (8 resets) in 2760 ms. (14 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6582 ms. (6 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (8 resets) in 7095 ms. (5 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4181 ms. (9 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6131 ms. (6 steps per ms) remains 6/7 properties
FORMULA ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-10 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 4813 ms. (8 steps per ms) remains 6/6 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14136487310777755157.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2994738144679462443.kers'
[2026-06-02 00:31:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14136487310777755157.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2994738144679462443.kers]
Culling duplicate invariants (modulo rational): removing 4 columns.
Culled 4 columns in 308 ms.
// Phase 1: matrix 55349 rows 79 cols 1677460 entries
Finished phase 1 with 47 SingleSign rule and 3 generalized
[2026-06-02 00:31:22] [INFO ] Computed 33 invariants in 1388 ms
Computed 33 P flows in 1389 ms.
Exported basis to /tmp/petrispot-output-2994738144679462443.kers
Total runtime 1589 ms.
[2026-06-02 00:31:22] [INFO ] State equation strengthened by 19 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 5/67 variables, 16/17 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/67 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 3/70 variables, 3/20 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/70 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 13/83 variables, 13/33 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/83 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 55432/55432 variables, and 116 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45020 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 14/14 constraints, State Equation: 83/83 constraints, ReadFeed: 0/19 constraints, PredecessorRefiner: 6/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Problem ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-00 is UNSAT
FORMULA ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-00 TRUE TECHNIQUES SMT_REFINEMENT
Problem ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-01 is UNSAT
FORMULA ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-01 TRUE TECHNIQUES SMT_REFINEMENT
Problem ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-03 is UNSAT
FORMULA ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-03 TRUE TECHNIQUES SMT_REFINEMENT
Problem ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-07 is UNSAT
FORMULA ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-07 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 5/67 variables, 16/17 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/67 variables, 1/18 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/67 variables, 0/18 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 3/70 variables, 3/21 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/70 variables, 0/21 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 13/83 variables, 13/34 constraints. Problems are: Problem set: 4 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/83 variables, 0/34 constraints. Problems are: Problem set: 4 solved, 2 unsolved
SMT process timed out in 92617ms, After SMT, problems are : Problem set: 4 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 22 out of 83 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 83/83 places, 55349/55349 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 0 with 11 rules applied. Total rules applied 11 place count 83 transition count 55338
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 22 place count 72 transition count 55338
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 18 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 26 place count 70 transition count 55336
Applied a total of 26 rules in 5794 ms. Remains 70 /83 variables (removed 13) and now considering 55336/55349 (removed 13) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5795 ms. Remains : 70/83 places, 55336/55349 transitions.
SDD proceeding with computation,7 properties remain. new max is 4
SDD size :1 after 17
SDD proceeding with computation,7 properties remain. new max is 8
SDD size :17 after 22
SDD proceeding with computation,7 properties remain. new max is 16
SDD size :22 after 24
RANDOM walk for 29367 steps (8 resets) in 120016 ms. (0 steps per ms) remains 2/2 properties
SDD proceeding with computation,7 properties remain. new max is 32
SDD size :24 after 296
BEST_FIRST walk for 40003 steps (8 resets) in 2387 ms. (16 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40000 steps (8 resets) in 2358 ms. (16 steps per ms) remains 2/2 properties
SDD proceeding with computation,7 properties remain. new max is 64
SDD size :296 after 313
SDD proceeding with computation,7 properties remain. new max is 128
SDD size :313 after 2468
SDD proceeding with computation,7 properties remain. new max is 256
SDD size :2468 after 2588
Interrupted probabilistic random walk after 217485 steps, run timeout after 93003 ms. (steps per millisecond=2 ) properties seen :0 out of 2
Probabilistic random walk after 217485 steps, saw 72787 distinct states, run finished after 93016 ms. (steps per millisecond=2 ) 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-9047289138888653951.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3769380924833952955.kers'
[2026-06-02 00:35:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9047289138888653951.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3769380924833952955.kers]
Culling duplicate invariants (modulo rational): removing 4 columns.
Culled 4 columns in 292 ms.
// Phase 1: matrix 55336 rows 66 cols 1677434 entries
Finished phase 1 with 34 SingleSign rule and 3 generalized
[2026-06-02 00:35:05] [INFO ] Computed 33 invariants in 1102 ms
Computed 33 P flows in 1103 ms.
Exported basis to /tmp/petrispot-output-3769380924833952955.kers
Total runtime 1371 ms.
[2026-06-02 00:35:05] [INFO ] State equation strengthened by 19 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 11/33 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 8/41 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/41 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/41 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 29/70 variables, 14/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/70 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
SDD proceeding with computation,7 properties remain. new max is 512
SDD size :2588 after 14139
After SMT solving in domain Real declared 55406/55406 variables, and 104 constraints, problems are : Problem set: 0 solved, 2 unsolved in 64750 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 14/14 constraints, State Equation: 70/70 constraints, ReadFeed: 0/19 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 11/33 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 8/41 variables, 4/19 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/41 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/41 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 29/70 variables, 14/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/70 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 55406/55406 variables, and 104 constraints, problems are : Problem set: 0 solved, 2 unsolved in 49945 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 14/14 constraints, State Equation: 70/70 constraints, ReadFeed: 0/19 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 117016ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 22 out of 70 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 70/70 places, 55336/55336 transitions.
Applied a total of 0 rules in 2371 ms. Remains 70 /70 variables (removed 0) and now considering 55336/55336 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2371 ms. Remains : 70/70 places, 55336/55336 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 70/70 places, 55336/55336 transitions.
Applied a total of 0 rules in 2397 ms. Remains 70 /70 variables (removed 0) and now considering 55336/55336 (removed 0) transitions.
[2026-06-02 00:37:05] [INFO ] Invariant cache hit.
[2026-06-02 00:38:30] [INFO ] Performed 61/70 implicitness test of which 3 returned IMPLICIT in 85 seconds.
[2026-06-02 00:38:33] [INFO ] Implicit Places using invariants in 88254 ms returned [59, 60, 61, 64]
[2026-06-02 00:38:33] [INFO ] Actually due to overlaps returned [61, 64]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 88476 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 68/70 places, 55336/55336 transitions.
Graph (trivial) has 19 edges and 68 vertex of which 3 / 68 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 2 transitions
Reduce isomorphic transitions removed 6 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 65 transition count 36898
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 65 transition count 36898
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 4 place count 65 transition count 36897
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 5 place count 64 transition count 36896
Reduce places removed 2 places and 0 transitions.
Graph (trivial) has 30 edges and 62 vertex of which 28 / 62 are part of one of the 13 SCC in 2 ms
Free SCC test removed 15 places
Iterating post reduction 1 with 3 rules applied. Total rules applied 8 place count 47 transition count 36896
Drop transitions (Empty/Sink Transition effects.) removed 30 transitions
Reduce isomorphic transitions removed 30 transitions.
Iterating post reduction 2 with 30 rules applied. Total rules applied 38 place count 47 transition count 36866
Ensure Unique test removed 12 places
Iterating post reduction 3 with 12 rules applied. Total rules applied 50 place count 35 transition count 36866
Applied a total of 50 rules in 10726 ms. Remains 35 /68 variables (removed 33) and now considering 36866/55336 (removed 18470) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10814250348865584705.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13812814537237272462.kers'
[2026-06-02 00:38:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10814250348865584705.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13812814537237272462.kers]
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 111 ms.
// Phase 1: matrix 36866 rows 32 cols 571395 entries
Finished phase 1 with 18 SingleSign rule and 0 generalized
[2026-06-02 00:38:45] [INFO ] Computed 17 invariants in 504 ms
Computed 17 P flows in 505 ms.
Exported basis to /tmp/petrispot-output-13812814537237272462.kers
Total runtime 614 ms.
[2026-06-02 00:39:06] [INFO ] Implicit Places using invariants in 21614 ms returned [30]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 21670 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 34/70 places, 36866/55336 transitions.
Applied a total of 0 rules in 413 ms. Remains 34 /34 variables (removed 0) and now considering 36866/36866 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 123692 ms. Remains : 34/70 places, 36866/55336 transitions.
SDD proceeding with computation,7 properties remain. new max is 1024
SDD size :14139 after 57041
RANDOM walk for 2664 steps (0 resets) in 120265 ms. (0 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (0 resets) in 823 ms. (48 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (0 resets) in 895 ms. (44 steps per ms) remains 2/2 properties
Finished probabilistic random walk after 64843 steps, run visited all 2 properties in 45782 ms. (steps per millisecond=1 )
Probabilistic random walk after 64843 steps, saw 30037 distinct states, run finished after 45791 ms. (steps per millisecond=1 ) properties seen :2
FORMULA ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-15 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA ErlangenMainframeV2-PT-aP13C02-ReachabilityFireability-2024-09 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 693370 ms.
BK_STOP 1780360823540
--------------------
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-aP13C02"
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-aP13C02, 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-178021499100199"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/ErlangenMainframeV2-PT-aP13C02.tgz
mv ErlangenMainframeV2-PT-aP13C02 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 ;