Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r180-tall-171640602700143.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-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 2-5568
Executing tool itstools
Input is FlexibleBarrier-PT-20b, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r180-tall-171640602700143
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.9M
-rw-r--r-- 1 mcc users 7.8K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K May 19 07:09 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 19 15:53 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 19 07:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 19 18:22 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.2K Apr 13 08:29 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 78K Apr 13 08:29 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Apr 13 08:28 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 51K Apr 13 08:28 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:45 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:45 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 1.5M May 18 16:42 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME FlexibleBarrier-PT-20b-ReachabilityFireability-2024-00
FORMULA_NAME FlexibleBarrier-PT-20b-ReachabilityFireability-2024-01
FORMULA_NAME FlexibleBarrier-PT-20b-ReachabilityFireability-2024-02
FORMULA_NAME FlexibleBarrier-PT-20b-ReachabilityFireability-2024-03
FORMULA_NAME FlexibleBarrier-PT-20b-ReachabilityFireability-2024-04
FORMULA_NAME FlexibleBarrier-PT-20b-ReachabilityFireability-2024-05
FORMULA_NAME FlexibleBarrier-PT-20b-ReachabilityFireability-2024-06
FORMULA_NAME FlexibleBarrier-PT-20b-ReachabilityFireability-2024-07
FORMULA_NAME FlexibleBarrier-PT-20b-ReachabilityFireability-2024-08
FORMULA_NAME FlexibleBarrier-PT-20b-ReachabilityFireability-2024-09
FORMULA_NAME FlexibleBarrier-PT-20b-ReachabilityFireability-2024-10
FORMULA_NAME FlexibleBarrier-PT-20b-ReachabilityFireability-2024-11
FORMULA_NAME FlexibleBarrier-PT-20b-ReachabilityFireability-2024-12
FORMULA_NAME FlexibleBarrier-PT-20b-ReachabilityFireability-2024-13
FORMULA_NAME FlexibleBarrier-PT-20b-ReachabilityFireability-2024-14
FORMULA_NAME FlexibleBarrier-PT-20b-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1716432286172

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FlexibleBarrier-PT-20b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202405141337
[2024-05-23 02:44:47] [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]
[2024-05-23 02:44:47] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 02:44:47] [INFO ] Load time of PNML (sax parser for PT used): 232 ms
[2024-05-23 02:44:47] [INFO ] Transformed 5372 places.
[2024-05-23 02:44:47] [INFO ] Transformed 6193 transitions.
[2024-05-23 02:44:47] [INFO ] Found NUPN structural information;
[2024-05-23 02:44:47] [INFO ] Parsed PT model containing 5372 places and 6193 transitions and 15575 arcs in 382 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 15 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (295 resets) in 2091 ms. (19 steps per ms) remains 12/16 properties
FORMULA FlexibleBarrier-PT-20b-ReachabilityFireability-2024-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-20b-ReachabilityFireability-2024-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-20b-ReachabilityFireability-2024-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-20b-ReachabilityFireability-2024-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (21 resets) in 338 ms. (118 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (20 resets) in 119 ms. (333 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 305 ms. (130 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (21 resets) in 129 ms. (307 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (18 resets) in 158 ms. (251 steps per ms) remains 11/12 properties
FORMULA FlexibleBarrier-PT-20b-ReachabilityFireability-2024-05 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (21 resets) in 94 ms. (421 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (21 resets) in 117 ms. (339 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (21 resets) in 115 ms. (344 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (11 resets) in 289 ms. (137 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (17 resets) in 144 ms. (275 steps per ms) remains 10/11 properties
FORMULA FlexibleBarrier-PT-20b-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2024-05-23 02:44:49] [INFO ] Flatten gal took : 818 ms
BEST_FIRST walk for 40004 steps (22 resets) in 518 ms. (77 steps per ms) remains 10/10 properties
[2024-05-23 02:44:49] [INFO ] Flatten gal took : 404 ms
BEST_FIRST walk for 40004 steps (21 resets) in 1220 ms. (32 steps per ms) remains 10/10 properties
// Phase 1: matrix 6193 rows 5372 cols
[2024-05-23 02:44:49] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17172296458231938283.gal : 128 ms
[2024-05-23 02:44:49] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1222999132401122245.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17172296458231938283.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1222999132401122245.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
[2024-05-23 02:44:50] [INFO ] Computed 22 invariants in 201 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/107 variables, 107/107 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/107 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Loading property file /tmp/ReachabilityCardinality1222999132401122245.prop.
Problem FlexibleBarrier-PT-20b-ReachabilityFireability-2024-12 is UNSAT
FORMULA FlexibleBarrier-PT-20b-ReachabilityFireability-2024-12 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 5265/5372 variables, 22/129 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5372 variables, 5265/5394 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5372 variables, 0/5394 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 6193/11565 variables, 5372/10766 constraints. Problems are: Problem set: 1 solved, 9 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 11565/11565 variables, and 10766 constraints, problems are : Problem set: 1 solved, 9 unsolved in 5058 ms.
Refiners :[Domain max(s): 5372/5372 constraints, Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 5372/5372 constraints, PredecessorRefiner: 10/8 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/98 variables, 98/98 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/98 variables, 0/98 constraints. Problems are: Problem set: 1 solved, 9 unsolved
Problem FlexibleBarrier-PT-20b-ReachabilityFireability-2024-14 is UNSAT
FORMULA FlexibleBarrier-PT-20b-ReachabilityFireability-2024-14 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 5094/5192 variables, 21/119 constraints. Problems are: Problem set: 2 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5192 variables, 5094/5213 constraints. Problems are: Problem set: 2 solved, 8 unsolved
[2024-05-23 02:44:59] [INFO ] Deduced a trap composed of 2009 places in 3460 ms of which 183 ms to minimize.
[2024-05-23 02:45:03] [INFO ] Deduced a trap composed of 1942 places in 3347 ms of which 25 ms to minimize.
SMT process timed out in 13494ms, After SMT, problems are : Problem set: 2 solved, 8 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 68 out of 5372 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5372/5372 places, 6193/6193 transitions.
Graph (trivial) has 4318 edges and 5372 vertex of which 92 / 5372 are part of one of the 15 SCC in 17 ms
Free SCC test removed 77 places
Drop transitions (Empty/Sink Transition effects.) removed 93 transitions
Reduce isomorphic transitions removed 93 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 931 transitions
Trivial Post-agglo rules discarded 931 transitions
Performed 931 trivial Post agglomeration. Transition count delta: 931
Iterating post reduction 0 with 931 rules applied. Total rules applied 932 place count 5295 transition count 5169
Reduce places removed 931 places and 0 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Iterating post reduction 1 with 939 rules applied. Total rules applied 1871 place count 4364 transition count 5161
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 1879 place count 4356 transition count 5161
Performed 712 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 712 Pre rules applied. Total rules applied 1879 place count 4356 transition count 4449
Deduced a syphon composed of 712 places in 4 ms
Reduce places removed 712 places and 0 transitions.
Iterating global reduction 3 with 1424 rules applied. Total rules applied 3303 place count 3644 transition count 4449
Discarding 2176 places :
Symmetric choice reduction at 3 with 2176 rule applications. Total rules 5479 place count 1468 transition count 2273
Iterating global reduction 3 with 2176 rules applied. Total rules applied 7655 place count 1468 transition count 2273
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 17 Pre rules applied. Total rules applied 7655 place count 1468 transition count 2256
Deduced a syphon composed of 17 places in 5 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 3 with 34 rules applied. Total rules applied 7689 place count 1451 transition count 2256
Discarding 344 places :
Symmetric choice reduction at 3 with 344 rule applications. Total rules 8033 place count 1107 transition count 1912
Iterating global reduction 3 with 344 rules applied. Total rules applied 8377 place count 1107 transition count 1912
Ensure Unique test removed 327 transitions
Reduce isomorphic transitions removed 327 transitions.
Iterating post reduction 3 with 327 rules applied. Total rules applied 8704 place count 1107 transition count 1585
Performed 116 Post agglomeration using F-continuation condition.Transition count delta: 116
Deduced a syphon composed of 116 places in 0 ms
Reduce places removed 116 places and 0 transitions.
Iterating global reduction 4 with 232 rules applied. Total rules applied 8936 place count 991 transition count 1469
Drop transitions (Empty/Sink Transition effects.) removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 4 with 19 rules applied. Total rules applied 8955 place count 991 transition count 1450
Discarding 19 places :
Symmetric choice reduction at 5 with 19 rule applications. Total rules 8974 place count 972 transition count 1431
Iterating global reduction 5 with 19 rules applied. Total rules applied 8993 place count 972 transition count 1431
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 5 with 10 rules applied. Total rules applied 9003 place count 967 transition count 1431
Free-agglomeration rule applied 319 times.
Iterating global reduction 5 with 319 rules applied. Total rules applied 9322 place count 967 transition count 1112
Reduce places removed 319 places and 0 transitions.
Iterating post reduction 5 with 319 rules applied. Total rules applied 9641 place count 648 transition count 1112
Discarding 28 places :
Symmetric choice reduction at 6 with 28 rule applications. Total rules 9669 place count 620 transition count 1084
Iterating global reduction 6 with 28 rules applied. Total rules applied 9697 place count 620 transition count 1084
Ensure Unique test removed 28 transitions
Reduce isomorphic transitions removed 28 transitions.
Iterating post reduction 6 with 28 rules applied. Total rules applied 9725 place count 620 transition count 1056
Drop transitions (Redundant composition of simpler transitions.) removed 17 transitions
Redundant transition composition rules discarded 17 transitions
Iterating global reduction 7 with 17 rules applied. Total rules applied 9742 place count 620 transition count 1039
Partial Free-agglomeration rule applied 5 times.
Drop transitions (Partial Free agglomeration) removed 5 transitions
Iterating global reduction 7 with 5 rules applied. Total rules applied 9747 place count 620 transition count 1039
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 9748 place count 620 transition count 1039
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 7 with 1 rules applied. Total rules applied 9749 place count 619 transition count 1038
Reduce places removed 1 places and 0 transitions.
Graph (trivial) has 101 edges and 618 vertex of which 30 / 618 are part of one of the 15 SCC in 0 ms
Free SCC test removed 15 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 7 with 3 rules applied. Total rules applied 9752 place count 603 transition count 1037
Reduce places removed 1 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 30 transitions
Reduce isomorphic transitions removed 30 transitions.
Iterating post reduction 8 with 31 rules applied. Total rules applied 9783 place count 602 transition count 1007
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 9 with 19 Pre rules applied. Total rules applied 9783 place count 602 transition count 988
Deduced a syphon composed of 19 places in 0 ms
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 9 with 38 rules applied. Total rules applied 9821 place count 583 transition count 988
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: 24
Deduced a syphon composed of 24 places in 1 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 9 with 48 rules applied. Total rules applied 9869 place count 559 transition count 964
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 9 with 10 rules applied. Total rules applied 9879 place count 554 transition count 964
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 9 with 10 rules applied. Total rules applied 9889 place count 554 transition count 954
Drop transitions (Redundant composition of simpler transitions.) removed 15 transitions
Redundant transition composition rules discarded 15 transitions
Iterating global reduction 10 with 15 rules applied. Total rules applied 9904 place count 554 transition count 939
Free-agglomeration rule applied 16 times.
Iterating global reduction 10 with 16 rules applied. Total rules applied 9920 place count 554 transition count 923
Reduce places removed 19 places and 0 transitions.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 10 with 39 rules applied. Total rules applied 9959 place count 535 transition count 903
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 11 with 7 rules applied. Total rules applied 9966 place count 531 transition count 900
Discarding 38 places :
Symmetric choice reduction at 12 with 38 rule applications. Total rules 10004 place count 493 transition count 862
Iterating global reduction 12 with 38 rules applied. Total rules applied 10042 place count 493 transition count 862
Ensure Unique test removed 38 transitions
Reduce isomorphic transitions removed 38 transitions.
Iterating post reduction 12 with 38 rules applied. Total rules applied 10080 place count 493 transition count 824
Drop transitions (Redundant composition of simpler transitions.) removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 13 with 16 rules applied. Total rules applied 10096 place count 493 transition count 808
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 13 with 1 rules applied. Total rules applied 10097 place count 493 transition count 808
Applied a total of 10097 rules in 2248 ms. Remains 493 /5372 variables (removed 4879) and now considering 808/6193 (removed 5385) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2270 ms. Remains : 493/5372 places, 808/6193 transitions.
RANDOM walk for 40000 steps (8 resets) in 297 ms. (134 steps per ms) remains 7/8 properties
FORMULA FlexibleBarrier-PT-20b-ReachabilityFireability-2024-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40000 steps (8 resets) in 151 ms. (263 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40000 steps (8 resets) in 269 ms. (148 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40000 steps (8 resets) in 162 ms. (245 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40000 steps (8 resets) in 191 ms. (208 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40000 steps (8 resets) in 178 ms. (223 steps per ms) remains 6/7 properties
FORMULA FlexibleBarrier-PT-20b-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40003 steps (8 resets) in 122 ms. (325 steps per ms) remains 6/6 properties
// Phase 1: matrix 808 rows 493 cols
[2024-05-23 02:45:06] [INFO ] Computed 18 invariants in 16 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 442/491 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/491 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 807/1298 variables, 491/508 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1298 variables, 0/508 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 3/1301 variables, 2/510 constraints. Problems are: Problem set: 0 solved, 6 unsolved
SDD proceeding with computation,10 properties remain. new max is 4
At refinement iteration 6 (INCLUDED_ONLY) 0/1301 variables, 1/511 constraints. Problems are: Problem set: 0 solved, 6 unsolved
SDD size :1 after 5
At refinement iteration 7 (INCLUDED_ONLY) 0/1301 variables, 0/511 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/1301 variables, 0/511 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1301/1301 variables, and 511 constraints, problems are : Problem set: 0 solved, 6 unsolved in 560 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 493/493 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 442/491 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 6 unsolved
[2024-05-23 02:45:06] [INFO ] Deduced a trap composed of 53 places in 53 ms of which 2 ms to minimize.
[2024-05-23 02:45:07] [INFO ] Deduced a trap composed of 319 places in 160 ms of which 3 ms to minimize.
SDD proceeding with computation,10 properties remain. new max is 8
SDD size :5 after 10
[2024-05-23 02:45:07] [INFO ] Deduced a trap composed of 338 places in 142 ms of which 3 ms to minimize.
[2024-05-23 02:45:07] [INFO ] Deduced a trap composed of 342 places in 141 ms of which 3 ms to minimize.
[2024-05-23 02:45:07] [INFO ] Deduced a trap composed of 336 places in 143 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/491 variables, 5/22 constraints. Problems are: Problem set: 0 solved, 6 unsolved
SDD proceeding with computation,10 properties remain. new max is 16
SDD size :10 after 19
[2024-05-23 02:45:07] [INFO ] Deduced a trap composed of 337 places in 146 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/491 variables, 1/23 constraints. Problems are: Problem set: 0 solved, 6 unsolved
SDD proceeding with computation,10 properties remain. new max is 32
SDD size :19 after 68
At refinement iteration 4 (INCLUDED_ONLY) 0/491 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 6 unsolved
SDD proceeding with computation,10 properties remain. new max is 64
SDD size :68 after 2324
SDD proceeding with computation,10 properties remain. new max is 128
SDD size :2324 after 110659
At refinement iteration 5 (OVERLAPS) 807/1298 variables, 491/514 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1298 variables, 2/516 constraints. Problems are: Problem set: 0 solved, 6 unsolved
SDD proceeding with computation,10 properties remain. new max is 256
SDD size :110659 after 2.54917e+08
At refinement iteration 7 (INCLUDED_ONLY) 0/1298 variables, 0/516 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 3/1301 variables, 2/518 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1301 variables, 1/519 constraints. Problems are: Problem set: 0 solved, 6 unsolved
SDD proceeding with computation,10 properties remain. new max is 512
SDD size :2.54917e+08 after 1.35321e+15
At refinement iteration 10 (INCLUDED_ONLY) 0/1301 variables, 4/523 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1301 variables, 0/523 constraints. Problems are: Problem set: 0 solved, 6 unsolved
SDD proceeding with computation,10 properties remain. new max is 1024
SDD size :1.35321e+15 after 7.94424e+26
At refinement iteration 12 (OVERLAPS) 0/1301 variables, 0/523 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1301/1301 variables, and 523 constraints, problems are : Problem set: 0 solved, 6 unsolved in 2092 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 493/493 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 6/6 constraints]
After SMT, in 2726ms problems are : Problem set: 0 solved, 6 unsolved
SDD proceeding with computation,10 properties remain. new max is 2048
SDD size :7.94424e+26 after 4.4807e+33
FORMULA FlexibleBarrier-PT-20b-ReachabilityFireability-2024-07 TRUE TECHNIQUES PARIKH_WALK
FORMULA FlexibleBarrier-PT-20b-ReachabilityFireability-2024-06 TRUE TECHNIQUES PARIKH_WALK
FORMULA FlexibleBarrier-PT-20b-ReachabilityFireability-2024-01 TRUE TECHNIQUES PARIKH_WALK
FORMULA FlexibleBarrier-PT-20b-ReachabilityFireability-2024-04 TRUE TECHNIQUES PARIKH_WALK
FORMULA FlexibleBarrier-PT-20b-ReachabilityFireability-2024-15 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 5 properties in 668 ms.
Support contains 10 out of 493 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 493/493 places, 808/808 transitions.
Graph (trivial) has 472 edges and 493 vertex of which 18 / 493 are part of one of the 7 SCC in 0 ms
Free SCC test removed 11 places
Drop transitions (Empty/Sink Transition effects.) removed 25 transitions
Reduce isomorphic transitions removed 25 transitions.
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t1825.t1826.t1892.t3700.t3701.t3703.t5452 and 1 places that fell out of Prefix Of Interest.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Graph (trivial) has 452 edges and 480 vertex of which 3 / 480 are part of one of the 1 SCC in 1 ms
Free SCC test removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 0 with 15 rules applied. Total rules applied 16 place count 478 transition count 769
Reduce places removed 12 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 31 place count 466 transition count 766
Discarding 34 places :
Symmetric choice reduction at 2 with 34 rule applications. Total rules 65 place count 432 transition count 732
Iterating global reduction 2 with 34 rules applied. Total rules applied 99 place count 432 transition count 732
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 2 with 15 rules applied. Total rules applied 114 place count 432 transition count 717
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: 15
Deduced a syphon composed of 15 places in 0 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t3169.t3170.t3172.t4939.t4940.t4996.t6096.t3341.t3342 and 1 places that fell out of Prefix Of Interest.
Iterating global reduction 3 with 16 rules applied. Total rules applied 130 place count 414 transition count 701
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t1930.t1931.t1933.t4939.t4940.t4968.t6082.t2102.t2103 and 1 places that fell out of Prefix Of Interest.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 4 transitions.
Graph (trivial) has 387 edges and 413 vertex of which 2 / 413 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Iterating post reduction 3 with 6 rules applied. Total rules applied 136 place count 412 transition count 696
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 138 place count 412 transition count 694
Discarding 52 places :
Symmetric choice reduction at 5 with 52 rule applications. Total rules 190 place count 360 transition count 642
Iterating global reduction 5 with 52 rules applied. Total rules applied 242 place count 360 transition count 642
Ensure Unique test removed 52 transitions
Reduce isomorphic transitions removed 52 transitions.
Iterating post reduction 5 with 52 rules applied. Total rules applied 294 place count 360 transition count 590
Drop transitions (Redundant composition of simpler transitions.) removed 5 transitions
Redundant transition composition rules discarded 5 transitions
Iterating global reduction 6 with 5 rules applied. Total rules applied 299 place count 360 transition count 585
Free-agglomeration rule applied 332 times with reduction of 6 identical transitions.
Iterating global reduction 6 with 332 rules applied. Total rules applied 631 place count 360 transition count 247
Reduce places removed 341 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 211 transitions
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 220 transitions.
Iterating post reduction 6 with 561 rules applied. Total rules applied 1192 place count 19 transition count 27
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 7 with 3 rules applied. Total rules applied 1195 place count 19 transition count 24
Applied a total of 1195 rules in 260 ms. Remains 19 /493 variables (removed 474) and now considering 24/808 (removed 784) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 260 ms. Remains : 19/493 places, 24/808 transitions.
RANDOM walk for 59 steps (0 resets) in 4 ms. (11 steps per ms) remains 0/1 properties
FORMULA FlexibleBarrier-PT-20b-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_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 22383 ms.

BK_STOP 1716432309768

--------------------
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
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /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="FlexibleBarrier-PT-20b"
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 2-5568"
echo " Executing tool itstools"
echo " Input is FlexibleBarrier-PT-20b, 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 r180-tall-171640602700143"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-20b.tgz
mv FlexibleBarrier-PT-20b 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.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -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 ;