About the Execution of ITS-Tools for ErlangenMainframeV0-PT-1008
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 12143.544 | 3600000.00 | 5831918.00 | 10120.10 | ?????T???T??FF?? | 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.r114-smll-177955740600487.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is ErlangenMainframeV0-PT-1008, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r114-smll-177955740600487
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 94M
-rw-r--r-- 1 mcc users 7.6K Mar 7 04:53 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K Mar 7 04:53 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Mar 7 04:53 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Mar 7 04:53 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Mar 15 09:56 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Mar 15 09:56 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 09:56 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 15 09:56 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 7 04:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 153K Mar 7 04:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 7 04:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 88K Mar 7 04:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 09:56 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 09:56 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 93M Mar 3 18:30 model.pnml
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content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityFireability-2024-00
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityFireability-2024-01
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityFireability-2024-02
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityFireability-2024-03
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityFireability-2024-04
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityFireability-2024-05
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityFireability-2024-06
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityFireability-2024-07
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityFireability-2024-08
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityFireability-2024-09
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityFireability-2024-10
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityFireability-2024-11
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityFireability-2024-12
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityFireability-2024-13
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityFireability-2024-14
FORMULA_NAME ErlangenMainframeV0-PT-1008-ReachabilityFireability-2024-15
=== Now, execution of the tool begins
BK_START 1779901084257
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ErlangenMainframeV0-PT-1008
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-05-27 16:58:06] [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]
[2026-05-27 16:58:06] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-27 16:58:11] [INFO ] Load time of PNML (sax parser for PT used): 5006 ms
[2026-05-27 16:58:11] [INFO ] Transformed 291 places.
[2026-05-27 16:58:12] [INFO ] Transformed 79030 transitions.
[2026-05-27 16:58:12] [INFO ] Found NUPN structural information;
[2026-05-27 16:58:12] [INFO ] Parsed PT model containing 291 places and 79030 transitions and 1837903 arcs in 5788 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 44 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (8 resets) in 65368 ms. (0 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 355 ms. (11 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 353 ms. (11 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 158 ms. (25 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 198 ms. (20 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 206 ms. (19 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 663 ms. (6 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 580 ms. (6 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 584 ms. (6 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 161 ms. (24 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (8 resets) in 258 ms. (15 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 286 ms. (13 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 183 ms. (21 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 223 ms. (17 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (8 resets) in 258 ms. (15 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 190 ms. (20 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 203 ms. (19 steps per ms) remains 16/16 properties
[2026-05-27 16:58:33] [INFO ] Flatten gal took : 17279 ms
[2026-05-27 16:58:43] [INFO ] Flatten gal took : 9841 ms
[2026-05-27 16:58:45] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1425923088197539536.gal : 1824 ms
[2026-05-27 16:58:45] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality265908944669263086.prop : 22 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/ReachabilityCardinality1425923088197539536.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality265908944669263086.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 ...327
Interrupted probabilistic random walk after 96123 steps, run timeout after 54004 ms. (steps per millisecond=1 ) properties seen :0 out of 16
Probabilistic random walk after 96123 steps, saw 67405 distinct states, run finished after 54015 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-8562516915161220587.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3653601840470527436.kers'
[2026-05-27 16:59:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8562516915161220587.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3653601840470527436.kers]
Culled 0 columns in 326 ms.
// Phase 1: matrix 79030 rows 291 cols 1837903 entries
Finished phase 1 with 262 SingleSign rule and 3 generalized
[2026-05-27 16:59:28] [INFO ] Computed 26 invariants in 1792 ms
Computed 26 P flows in 1797 ms.
Exported basis to /tmp/petrispot-output-3653601840470527436.kers
Total runtime 2047 ms.
Excessive predecessor constraint size, skipping predecessor.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 60/60 constraints. Problems are: Problem set: 0 solved, 16 unsolved
Problem ErlangenMainframeV0-PT-1008-ReachabilityFireability-2024-12 is UNSAT
FORMULA ErlangenMainframeV0-PT-1008-ReachabilityFireability-2024-12 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (INCLUDED_ONLY) 0/60 variables, 10/70 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 0/70 constraints. Problems are: Problem set: 1 solved, 15 unsolved
Problem ErlangenMainframeV0-PT-1008-ReachabilityFireability-2024-13 is UNSAT
FORMULA ErlangenMainframeV0-PT-1008-ReachabilityFireability-2024-13 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 3 (OVERLAPS) 165/225 variables, 12/82 constraints. Problems are: Problem set: 2 solved, 14 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/225 variables, 165/247 constraints. Problems are: Problem set: 2 solved, 14 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 225/79321 variables, and 247 constraints, problems are : Problem set: 2 solved, 14 unsolved in 6051 ms.
Refiners :[Domain max(s): 225/291 constraints, Positive P Invariants (semi-flows): 12/16 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 0/291 constraints, PredecessorRefiner: 15/0 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) 0/60 variables, 60/60 constraints. Problems are: Problem set: 2 solved, 14 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/60 variables, 10/70 constraints. Problems are: Problem set: 2 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 0/70 constraints. Problems are: Problem set: 2 solved, 14 unsolved
Problem ErlangenMainframeV0-PT-1008-ReachabilityFireability-2024-05 is UNSAT
FORMULA ErlangenMainframeV0-PT-1008-ReachabilityFireability-2024-05 TRUE TECHNIQUES SMT_REFINEMENT
Problem ErlangenMainframeV0-PT-1008-ReachabilityFireability-2024-09 is UNSAT
FORMULA ErlangenMainframeV0-PT-1008-ReachabilityFireability-2024-09 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 3 (OVERLAPS) 165/225 variables, 12/82 constraints. Problems are: Problem set: 4 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/225 variables, 165/247 constraints. Problems are: Problem set: 4 solved, 12 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 225/79321 variables, and 247 constraints, problems are : Problem set: 4 solved, 12 unsolved in 5357 ms.
Refiners :[Domain max(s): 225/291 constraints, Positive P Invariants (semi-flows): 12/16 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 0/291 constraints, PredecessorRefiner: 14/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15457ms problems are : Problem set: 4 solved, 12 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 60 out of 291 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 291/291 places, 79030/79030 transitions.
Graph (trivial) has 194 edges and 291 vertex of which 4 / 291 are part of one of the 2 SCC in 32 ms
Free SCC test removed 2 places
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 93 transitions
Trivial Post-agglo rules discarded 93 transitions
Performed 93 trivial Post agglomeration. Transition count delta: 93
Iterating post reduction 0 with 93 rules applied. Total rules applied 94 place count 289 transition count 78933
Reduce places removed 93 places and 0 transitions.
Iterating post reduction 1 with 93 rules applied. Total rules applied 187 place count 196 transition count 78933
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 187 place count 196 transition count 78929
Deduced a syphon composed of 4 places in 112 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 195 place count 192 transition count 78929
Discarding 50 places :
Symmetric choice reduction at 2 with 50 rule applications. Total rules 245 place count 142 transition count 78879
Iterating global reduction 2 with 50 rules applied. Total rules applied 295 place count 142 transition count 78879
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 295 place count 142 transition count 78874
Deduced a syphon composed of 5 places in 94 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 305 place count 137 transition count 78874
Performed 28 Post agglomeration using F-continuation condition.Transition count delta: 28
Deduced a syphon composed of 28 places in 22 ms
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 2 with 56 rules applied. Total rules applied 361 place count 109 transition count 78846
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 363 place count 107 transition count 78829
Iterating global reduction 2 with 2 rules applied. Total rules applied 365 place count 107 transition count 78829
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 367 place count 107 transition count 78827
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -20
Deduced a syphon composed of 2 places in 28 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 371 place count 105 transition count 78847
Free-agglomeration rule applied 5 times.
Iterating global reduction 3 with 5 rules applied. Total rules applied 376 place count 105 transition count 78842
Reduce places removed 5 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 7 rules applied. Total rules applied 383 place count 100 transition count 78840
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 4 with 2 rules applied. Total rules applied 385 place count 100 transition count 78840
Partial Post-agglomeration rule applied 10 times.
Drop transitions (Partial Post agglomeration) removed 10 transitions
Iterating global reduction 4 with 10 rules applied. Total rules applied 395 place count 100 transition count 78840
Applied a total of 395 rules in 20222 ms. Remains 100 /291 variables (removed 191) and now considering 78840/79030 (removed 190) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20249 ms. Remains : 100/291 places, 78840/79030 transitions.
RANDOM walk for 40000 steps (8 resets) in 91229 ms. (0 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 12475 ms. (3 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 8808 ms. (4 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 12285 ms. (3 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40002 steps (8 resets) in 12638 ms. (3 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 8558 ms. (4 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 13083 ms. (3 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 8766 ms. (4 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 12924 ms. (3 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 12885 ms. (3 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 11715 ms. (3 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40002 steps (8 resets) in 11739 ms. (3 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 11976 ms. (3 steps per ms) remains 12/12 properties
Interrupted probabilistic random walk after 596886 steps, run timeout after 177001 ms. (steps per millisecond=3 ) properties seen :0 out of 12
Probabilistic random walk after 596886 steps, saw 72464 distinct states, run finished after 177001 ms. (steps per millisecond=3 ) properties seen :0
[2026-05-27 17:03:59] [INFO ] Flow matrix only has 78823 transitions (discarded 17 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2685183996564069661.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-741827159481310454.kers'
[2026-05-27 17:03:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2685183996564069661.kers, --Pflows, --basisKERS=/tmp/petrispot-output-741827159481310454.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 310 ms.
// Phase 1: matrix 78823 rows 99 cols 1837420 entries
Finished phase 1 with 71 SingleSign rule and 3 generalized
[2026-05-27 17:04:01] [INFO ] Computed 26 invariants in 1596 ms
Computed 26 P flows in 1597 ms.
Exported basis to /tmp/petrispot-output-741827159481310454.kers
Total runtime 1834 ms.
[2026-05-27 17:04:01] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/60 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (OVERLAPS) 33/93 variables, 12/22 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/93 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (OVERLAPS) 7/100 variables, 4/26 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/100 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 12 unsolved
Loading property file /tmp/ReachabilityCardinality265908944669263086.prop.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 78923/78923 variables, and 126 constraints, problems are : Problem set: 0 solved, 12 unsolved in 45030 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 100/100 constraints, ReadFeed: 0/40 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) 0/60 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/60 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (OVERLAPS) 33/93 variables, 12/22 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/93 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (OVERLAPS) 7/100 variables, 4/26 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/100 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 12 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 78923/78923 variables, and 126 constraints, problems are : Problem set: 0 solved, 12 unsolved in 45013 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 100/100 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 12/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 93009ms problems are : Problem set: 0 solved, 12 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 60 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 78840/78840 transitions.
Applied a total of 0 rules in 1888 ms. Remains 100 /100 variables (removed 0) and now considering 78840/78840 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1889 ms. Remains : 100/100 places, 78840/78840 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 78840/78840 transitions.
Applied a total of 0 rules in 1879 ms. Remains 100 /100 variables (removed 0) and now considering 78840/78840 (removed 0) transitions.
[2026-05-27 17:05:35] [INFO ] Flow matrix only has 78823 transitions (discarded 17 similar events)
[2026-05-27 17:05:35] [INFO ] Invariant cache hit.
[2026-05-27 17:05:36] [INFO ] Implicit Places using invariants in 232 ms returned [85]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 404 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 99/100 places, 78840/78840 transitions.
Applied a total of 0 rules in 1945 ms. Remains 99 /99 variables (removed 0) and now considering 78840/78840 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 4264 ms. Remains : 99/100 places, 78840/78840 transitions.
RANDOM walk for 40000 steps (8 resets) in 87023 ms. (0 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40001 steps (8 resets) in 11713 ms. (3 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 7430 ms. (5 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 12355 ms. (3 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40002 steps (8 resets) in 11947 ms. (3 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 7240 ms. (5 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 12873 ms. (3 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 7604 ms. (5 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 12113 ms. (3 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40002 steps (8 resets) in 12696 ms. (3 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 11018 ms. (3 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 11043 ms. (3 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 12528 ms. (3 steps per ms) remains 12/12 properties
Interrupted probabilistic random walk after 544891 steps, run timeout after 171004 ms. (steps per millisecond=3 ) properties seen :0 out of 12
Probabilistic random walk after 544891 steps, saw 63299 distinct states, run finished after 171005 ms. (steps per millisecond=3 ) properties seen :0
[2026-05-27 17:09:27] [INFO ] Flow matrix only has 78823 transitions (discarded 17 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5316752409671309429.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13622971974657858097.kers'
[2026-05-27 17:09:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5316752409671309429.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13622971974657858097.kers]
Culled 0 columns in 330 ms.
// Phase 1: matrix 78823 rows 99 cols 1837420 entries
Finished phase 1 with 71 SingleSign rule and 3 generalized
[2026-05-27 17:09:29] [INFO ] Computed 25 invariants in 1817 ms
Computed 25 P flows in 1818 ms.
Exported basis to /tmp/petrispot-output-13622971974657858097.kers
Total runtime 2059 ms.
[2026-05-27 17:09:30] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/60 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (OVERLAPS) 33/93 variables, 12/22 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/93 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (OVERLAPS) 6/99 variables, 3/25 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/99 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 12 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 78922/78922 variables, and 124 constraints, problems are : Problem set: 0 solved, 12 unsolved in 75014 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 99/99 constraints, ReadFeed: 0/22 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) 0/60 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/60 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (OVERLAPS) 33/93 variables, 12/22 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/93 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (OVERLAPS) 6/99 variables, 3/25 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/99 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 12 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 78922/78922 variables, and 124 constraints, problems are : Problem set: 0 solved, 12 unsolved in 75036 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 10/10 constraints, State Equation: 99/99 constraints, ReadFeed: 0/22 constraints, PredecessorRefiner: 12/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 153325ms problems are : Problem set: 0 solved, 12 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 60 out of 99 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 78840/78840 transitions.
Applied a total of 0 rules in 1898 ms. Remains 99 /99 variables (removed 0) and now considering 78840/78840 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1899 ms. Remains : 99/99 places, 78840/78840 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 78840/78840 transitions.
Applied a total of 0 rules in 1954 ms. Remains 99 /99 variables (removed 0) and now considering 78840/78840 (removed 0) transitions.
[2026-05-27 17:12:04] [INFO ] Flow matrix only has 78823 transitions (discarded 17 similar events)
[2026-05-27 17:12:04] [INFO ] Invariant cache hit.
[2026-05-27 17:12:04] [INFO ] Implicit Places using invariants in 155 ms returned []
Implicit Place search using SMT only with invariants took 156 ms to find 0 implicit places.
Running 78836 sub problems to find dead transitions.
[2026-05-27 17:12:05] [INFO ] Flow matrix only has 78823 transitions (discarded 17 similar events)
[2026-05-27 17:12:05] [INFO ] Invariant cache hit.
[2026-05-27 17:12:06] [INFO ] State equation strengthened by 22 read => feed constraints.
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 4
SDD proceeding with computation,16 properties remain. new max is 16
SDD size :4 after 13
SDD proceeding with computation,16 properties remain. new max is 32
SDD size :13 after 73
SDD proceeding with computation,16 properties remain. new max is 64
SDD size :73 after 575
SDD proceeding with computation,16 properties remain. new max is 128
SDD size :575 after 2.27192e+06
SDD proceeding with computation,16 properties remain. new max is 256
SDD size :2.27192e+06 after 1.7072e+08
SMT process timed out in 550379ms, After SMT, problems are : Problem set: 0 solved, 78836 unsolved
Search for dead transitions found 0 dead transitions in 550819ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 553434 ms. Remains : 99/99 places, 78840/78840 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 13 edges and 99 vertex of which 4 / 99 are part of one of the 2 SCC in 4 ms
Free SCC test removed 2 places
Drop transitions (Empty/Sink Transition effects.) removed 7 transitions
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 29 transitions.
Applied a total of 1 rules in 2337 ms. Remains 97 /99 variables (removed 2) and now considering 78811/78840 (removed 29) transitions.
Running SMT prover for 12 properties.
[2026-05-27 17:21:18] [INFO ] Flow matrix only has 78805 transitions (discarded 6 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1528874082468708638.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8334863741862202111.kers'
[2026-05-27 17:21:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1528874082468708638.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8334863741862202111.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 316 ms.
// Phase 1: matrix 78805 rows 95 cols 1837320 entries
Finished phase 1 with 69 SingleSign rule and 3 generalized
[2026-05-27 17:21:20] [INFO ] Computed 25 invariants in 1944 ms
Computed 25 P flows in 1945 ms.
Exported basis to /tmp/petrispot-output-8334863741862202111.kers
Total runtime 2181 ms.
[2026-05-27 17:21:20] [INFO ] [Real]Absence check using 15 positive place invariants in 6 ms returned sat
[2026-05-27 17:21:20] [INFO ] [Real]Absence check using 15 positive and 10 generalized place invariants in 4 ms returned sat
SDD proceeding with computation,16 properties remain. new max is 512
SDD size :1.7072e+08 after 1.70906e+08
[2026-05-27 17:22:47] [INFO ] After 86745ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:11
TRAPS : Iteration 0
[2026-05-27 17:22:52] [INFO ] After 91869ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1 real:11
[2026-05-27 17:22:55] [INFO ] After 94819ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1 real:11
[2026-05-27 17:22:55] [INFO ] [Nat]Absence check using 15 positive place invariants in 5 ms returned sat
[2026-05-27 17:22:55] [INFO ] [Nat]Absence check using 15 positive and 10 generalized place invariants in 12 ms returned sat
[2026-05-27 17:25:17] [INFO ] After 142137ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :12
TRAPS : Iteration 0
SDD proceeding with computation,16 properties remain. new max is 1024
SDD size :1.70906e+08 after 1.71021e+08
[2026-05-27 17:26:20] [INFO ] After 205064ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :12
[2026-05-27 17:27:03] [INFO ] After 248011ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :12
Over-approximation ignoring read arcs solved 0 properties in 348019 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-27 17:27:14] [INFO ] Flatten gal took : 9724 ms
[2026-05-27 17:27:14] [INFO ] Applying decomposition
[2026-05-27 17:27:24] [INFO ] Flatten gal took : 10370 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph15840133004190068279.txt' '-o' '/tmp/graph15840133004190068279.bin' '-w' '/tmp/graph15840133004190068279.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph15840133004190068279.bin' '-l' '-1' '-v' '-w' '/tmp/graph15840133004190068279.weights' '-q' '0' '-e' '0.001'
[2026-05-27 17:27:59] [INFO ] Decomposing Gal with order
[2026-05-27 17:27:59] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-27 17:28:31] [INFO ] Removed a total of 918695 redundant transitions.
[2026-05-27 17:28:33] [INFO ] Flatten gal took : 25174 ms
[2026-05-27 17:28:48] [INFO ] Fuse similar labels procedure discarded/fused a total of 6 labels/synchronizations in 13251 ms.
[2026-05-27 17:28:49] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15218442922192804640.gal : 623 ms
[2026-05-27 17:28:49] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4028626008587654136.prop : 5 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/ReachabilityCardinality15218442922192804640.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4028626008587654136.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality4028626008587654136.prop.
SDD proceeding with computation,12 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,12 properties remain. new max is 8
SDD size :1 after 1
SDD proceeding with computation,12 properties remain. new max is 16
SDD size :1 after 1
SDD proceeding with computation,12 properties remain. new max is 32
SDD size :1 after 1
SDD proceeding with computation,12 properties remain. new max is 64
SDD size :1 after 1021
SDD proceeding with computation,12 properties remain. new max is 128
SDD size :1021 after 1.60942e+12
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="ErlangenMainframeV0-PT-1008"
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 ErlangenMainframeV0-PT-1008, 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 r114-smll-177955740600487"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/ErlangenMainframeV0-PT-1008.tgz
mv ErlangenMainframeV0-PT-1008 execution
cd execution
if [ "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 ;