fond
Model Checking Contest 2026
16th edition, Hamburg, Germany, June 23, 2026
Execution of r082-smll-177946993600239
Last Updated
Jun 17, 2026

About the Execution of ITS-Tools for DBSingleClientW-PT-d2m09

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
1075.955 25014.00 69558.00 134.90 FTTFFFTFFTTTFTTF 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.r082-smll-177946993600239.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 DBSingleClientW-PT-d2m09, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r082-smll-177946993600239
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.0M
-rw-r--r-- 1 mcc users 8.9K Mar 6 18:20 CTLCardinality.txt
-rw-r--r-- 1 mcc users 99K Mar 6 18:20 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Mar 6 18:20 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Mar 6 18:20 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Mar 15 08:51 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 08:51 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 08:51 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 08:51 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Mar 6 18:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 113K Mar 6 18:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.4K Mar 6 18:20 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 69K Mar 6 18:20 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 08:51 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:51 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 1.6M Mar 3 18:30 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-00
FORMULA_NAME DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-01
FORMULA_NAME DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-02
FORMULA_NAME DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-03
FORMULA_NAME DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-04
FORMULA_NAME DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-05
FORMULA_NAME DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-06
FORMULA_NAME DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-07
FORMULA_NAME DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-08
FORMULA_NAME DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-09
FORMULA_NAME DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-10
FORMULA_NAME DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-11
FORMULA_NAME DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-12
FORMULA_NAME DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-13
FORMULA_NAME DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-14
FORMULA_NAME DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779627915198

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DBSingleClientW-PT-d2m09
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-05-24 13:05:17] [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]
[2026-05-24 13:05:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 13:05:17] [INFO ] Load time of PNML (sax parser for PT used): 409 ms
[2026-05-24 13:05:17] [INFO ] Transformed 4763 places.
[2026-05-24 13:05:17] [INFO ] Transformed 2478 transitions.
[2026-05-24 13:05:17] [INFO ] Parsed PT model containing 4763 places and 2478 transitions and 9912 arcs in 585 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 37 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 3580 places in 22 ms
Reduce places removed 3580 places and 0 transitions.
[2026-05-24 13:05:19] [INFO ] Flatten gal took : 688 ms
[2026-05-24 13:05:19] [INFO ] Flatten gal took : 329 ms
RANDOM walk for 40000 steps (9154 resets) in 6803 ms. (5 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (173 resets) in 176 ms. (22 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (194 resets) in 107 ms. (37 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (356 resets) in 132 ms. (30 steps per ms) remains 16/16 properties
[2026-05-24 13:05:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10074549537241761846.gal : 168 ms
[2026-05-24 13:05:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11316347642391680902.prop : 4 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/ReachabilityCardinality10074549537241761846.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11316347642391680902.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 4002 steps (186 resets) in 224 ms. (17 steps per ms) remains 14/16 properties
FORMULA DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-04 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 4003 steps (150 resets) in 223 ms. (17 steps per ms) remains 14/14 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
BEST_FIRST walk for 4003 steps (178 resets) in 205 ms. (19 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4003 steps (180 resets) in 117 ms. (33 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4003 steps (371 resets) in 153 ms. (25 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4004 steps (159 resets) in 89 ms. (44 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4003 steps (167 resets) in 243 ms. (16 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4004 steps (189 resets) in 206 ms. (19 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4001 steps (418 resets) in 161 ms. (24 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4002 steps (162 resets) in 71 ms. (55 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4002 steps (176 resets) in 132 ms. (30 steps per ms) remains 14/14 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17675169013509150459.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15061244961574824590.kers'
[2026-05-24 13:05:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17675169013509150459.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15061244961574824590.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 2478 rows 1183 cols 6734 entries
Loading property file /tmp/ReachabilityCardinality11316347642391680902.prop.
Finished phase 1 with 736 SingleSign rule and 441 generalized
[2026-05-24 13:05:20] [INFO ] Computed 6 invariants in 41 ms
Computed 6 P flows in 46 ms.
Exported basis to /tmp/petrispot-output-15061244961574824590.kers
Total runtime 48 ms.
[2026-05-24 13:05:21] [INFO ] State equation strengthened by 1588 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/175 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
Problem DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-12 is UNSAT
FORMULA DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-12 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 405/580 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 13 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/580 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 13 unsolved
At refinement iteration 3 (OVERLAPS) 7/587 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/587 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 13 unsolved
Problem DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-11 is UNSAT
FORMULA DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-11 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 5 (OVERLAPS) 596/1183 variables, 4/6 constraints. Problems are: Problem set: 2 solved, 12 unsolved
SDD proceeding with computation,16 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,16 properties remain. new max is 8
SDD size :5 after 24
SMT process timed out in 6359ms, After SMT, problems are : Problem set: 2 solved, 12 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 138 out of 1183 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1183/1183 places, 2478/2478 transitions.
Graph (complete) has 4476 edges and 1183 vertex of which 1137 are kept as prefixes of interest. Removing 46 places using SCC suffix rule.14 ms
Discarding 46 places :
Also discarding 0 output transitions
Ensure Unique test removed 199 transitions
Reduce isomorphic transitions removed 199 transitions.
Iterating post reduction 0 with 199 rules applied. Total rules applied 200 place count 1137 transition count 2279
Discarding 313 places :
Symmetric choice reduction at 1 with 313 rule applications. Total rules 513 place count 824 transition count 1818
Iterating global reduction 1 with 313 rules applied. Total rules applied 826 place count 824 transition count 1818
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 126 transitions.
Iterating post reduction 1 with 126 rules applied. Total rules applied 952 place count 824 transition count 1692
Discarding 238 places :
Symmetric choice reduction at 2 with 238 rule applications. Total rules 1190 place count 586 transition count 1454
Iterating global reduction 2 with 238 rules applied. Total rules applied 1428 place count 586 transition count 1454
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 1430 place count 586 transition count 1452
Discarding 156 places :
Symmetric choice reduction at 3 with 156 rule applications. Total rules 1586 place count 430 transition count 1249
Iterating global reduction 3 with 156 rules applied. Total rules applied 1742 place count 430 transition count 1249
Ensure Unique test removed 208 transitions
Reduce isomorphic transitions removed 208 transitions.
Iterating post reduction 3 with 208 rules applied. Total rules applied 1950 place count 430 transition count 1041
Discarding 5 places :
Symmetric choice reduction at 4 with 5 rule applications. Total rules 1955 place count 425 transition count 1035
Iterating global reduction 4 with 5 rules applied. Total rules applied 1960 place count 425 transition count 1035
Discarding 4 places :
Symmetric choice reduction at 4 with 4 rule applications. Total rules 1964 place count 421 transition count 1031
Iterating global reduction 4 with 4 rules applied. Total rules applied 1968 place count 421 transition count 1031
Discarding 4 places :
Symmetric choice reduction at 4 with 4 rule applications. Total rules 1972 place count 417 transition count 1027
Iterating global reduction 4 with 4 rules applied. Total rules applied 1976 place count 417 transition count 1027
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 4 with 8 rules applied. Total rules applied 1984 place count 417 transition count 1019
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 1985 place count 416 transition count 1017
Iterating global reduction 5 with 1 rules applied. Total rules applied 1986 place count 416 transition count 1017
Applied a total of 1986 rules in 550 ms. Remains 416 /1183 variables (removed 767) and now considering 1017/2478 (removed 1461) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 562 ms. Remains : 416/1183 places, 1017/2478 transitions.
SDD proceeding with computation,16 properties remain. new max is 16
SDD size :24 after 66
RANDOM walk for 40000 steps (9214 resets) in 1455 ms. (27 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (1777 resets) in 525 ms. (76 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (1769 resets) in 651 ms. (61 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (3793 resets) in 548 ms. (72 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (1825 resets) in 652 ms. (61 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40001 steps (1737 resets) in 282 ms. (141 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (1775 resets) in 306 ms. (130 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (1752 resets) in 336 ms. (118 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40001 steps (3761 resets) in 517 ms. (77 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (1764 resets) in 334 ms. (119 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (1755 resets) in 512 ms. (77 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40002 steps (1657 resets) in 300 ms. (132 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40002 steps (1811 resets) in 448 ms. (89 steps per ms) remains 12/12 properties
SDD proceeding with computation,16 properties remain. new max is 32
SDD size :66 after 108
SDD proceeding with computation,16 properties remain. new max is 64
SDD size :108 after 150
SDD proceeding with computation,16 properties remain. new max is 128
SDD size :150 after 192
SDD proceeding with computation,16 properties remain. new max is 256
SDD size :192 after 234
Interrupted probabilistic random walk after 698731 steps, run timeout after 6001 ms. (steps per millisecond=116 ) properties seen :11 out of 12
Probabilistic random walk after 698731 steps, saw 259501 distinct states, run finished after 6013 ms. (steps per millisecond=116 ) properties seen :11
FORMULA DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-15 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-10 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-09 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-08 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-07 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-05 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-03 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-02 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11776675030973607328.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16406131227614438477.kers'
[2026-05-24 13:05:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11776675030973607328.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16406131227614438477.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1017 rows 416 cols 2760 entries
Finished phase 1 with 412 SingleSign rule and 2 generalized
[2026-05-24 13:05:35] [INFO ] Computed 2 invariants in 6 ms
Computed 2 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-16406131227614438477.kers
Total runtime 8 ms.
[2026-05-24 13:05:35] [INFO ] State equation strengthened by 628 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,16 properties remain. new max is 512
At refinement iteration 1 (OVERLAPS) 147/164 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD size :234 after 278
At refinement iteration 2 (INCLUDED_ONLY) 0/164 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 94/258 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/258 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 542/800 variables, 258/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/800 variables, 153/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/800 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 611/1411 variables, 147/560 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1411 variables, 464/1024 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1411 variables, 0/1024 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 22/1433 variables, 11/1035 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1433 variables, 11/1046 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1433 variables, 0/1046 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/1433 variables, 0/1046 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1433/1433 variables, and 1046 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1010 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 416/416 constraints, ReadFeed: 628/628 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 147/164 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/164 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 94/258 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/258 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 542/800 variables, 258/260 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/800 variables, 153/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/800 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 611/1411 variables, 147/560 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1411 variables, 464/1024 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1411 variables, 0/1024 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,16 properties remain. new max is 1024
SDD size :278 after 408
At refinement iteration 11 (OVERLAPS) 22/1433 variables, 11/1035 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1433 variables, 11/1046 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1433 variables, 0/1046 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/1433 variables, 0/1046 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1433/1433 variables, and 1046 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2263 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 416/416 constraints, ReadFeed: 628/628 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3402ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 627 ms.
Support contains 17 out of 416 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1017/1017 transitions.
Graph (complete) has 1695 edges and 416 vertex of which 415 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 12 place count 415 transition count 1006
Discarding 92 places :
Symmetric choice reduction at 1 with 92 rule applications. Total rules 104 place count 323 transition count 609
Iterating global reduction 1 with 92 rules applied. Total rules applied 196 place count 323 transition count 609
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 211 place count 323 transition count 594
Discarding 80 places :
Symmetric choice reduction at 2 with 80 rule applications. Total rules 291 place count 243 transition count 504
Iterating global reduction 2 with 80 rules applied. Total rules applied 371 place count 243 transition count 504
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
Iterating post reduction 2 with 29 rules applied. Total rules applied 400 place count 243 transition count 475
Discarding 57 places :
Symmetric choice reduction at 3 with 57 rule applications. Total rules 457 place count 186 transition count 387
Iterating global reduction 3 with 57 rules applied. Total rules applied 514 place count 186 transition count 387
Ensure Unique test removed 47 transitions
Reduce isomorphic transitions removed 47 transitions.
Iterating post reduction 3 with 47 rules applied. Total rules applied 561 place count 186 transition count 340
Discarding 15 places :
Symmetric choice reduction at 4 with 15 rule applications. Total rules 576 place count 171 transition count 313
Iterating global reduction 4 with 15 rules applied. Total rules applied 591 place count 171 transition count 313
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 4 with 14 rules applied. Total rules applied 605 place count 171 transition count 299
Discarding 8 places :
Symmetric choice reduction at 5 with 8 rule applications. Total rules 613 place count 163 transition count 291
Iterating global reduction 5 with 8 rules applied. Total rules applied 621 place count 163 transition count 291
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 623 place count 163 transition count 289
Discarding 6 places :
Symmetric choice reduction at 6 with 6 rule applications. Total rules 629 place count 157 transition count 283
Iterating global reduction 6 with 6 rules applied. Total rules applied 635 place count 157 transition count 283
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 636 place count 157 transition count 282
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 637 place count 156 transition count 280
Iterating global reduction 7 with 1 rules applied. Total rules applied 638 place count 156 transition count 280
Applied a total of 638 rules in 154 ms. Remains 156 /416 variables (removed 260) and now considering 280/1017 (removed 737) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 154 ms. Remains : 156/416 places, 280/1017 transitions.
RANDOM walk for 40000 steps (9199 resets) in 302 ms. (132 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (1763 resets) in 136 ms. (292 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 48720 steps, run visited all 1 properties in 131 ms. (steps per millisecond=371 )
Probabilistic random walk after 48720 steps, saw 22041 distinct states, run finished after 137 ms. (steps per millisecond=355 ) properties seen :1
FORMULA DBSingleClientW-PT-d2m09-ReachabilityFireability-2024-01 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 23067 ms.

BK_STOP 1779627940212

--------------------
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="DBSingleClientW-PT-d2m09"
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 DBSingleClientW-PT-d2m09, 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 r082-smll-177946993600239"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DBSingleClientW-PT-d2m09.tgz
mv DBSingleClientW-PT-d2m09 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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;