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.r189-tall-171640617000057.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)
...............
=====================================================================
Generated by BenchKit 2-5568
Executing tool itstools
Input is FlexibleBarrier-PT-14b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r189-tall-171640617000057
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 7.5K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 64K 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 3.5K May 19 07:09 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 19 15:53 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 19 07:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 18:21 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.4K Apr 13 08:01 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 68K Apr 13 08:01 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Apr 13 08:01 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 45K Apr 13 08:01 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 726K 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

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1716472460238

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FlexibleBarrier-PT-14b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202405141337
[2024-05-23 13:54:21] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2024-05-23 13:54:21] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 13:54:21] [INFO ] Load time of PNML (sax parser for PT used): 153 ms
[2024-05-23 13:54:21] [INFO ] Transformed 2678 places.
[2024-05-23 13:54:21] [INFO ] Transformed 3085 transitions.
[2024-05-23 13:54:21] [INFO ] Found NUPN structural information;
[2024-05-23 13:54:21] [INFO ] Parsed PT model containing 2678 places and 3085 transitions and 7733 arcs in 261 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 2678/2678 places, 3085/3085 transitions.
Graph (trivial) has 2634 edges and 2678 vertex of which 86 / 2678 are part of one of the 14 SCC in 12 ms
Free SCC test removed 72 places
Ensure Unique test removed 73 transitions
Reduce isomorphic transitions removed 73 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 667 transitions
Trivial Post-agglo rules discarded 667 transitions
Performed 667 trivial Post agglomeration. Transition count delta: 667
Iterating post reduction 0 with 667 rules applied. Total rules applied 668 place count 2606 transition count 2345
Reduce places removed 667 places and 0 transitions.
Iterating post reduction 1 with 667 rules applied. Total rules applied 1335 place count 1939 transition count 2345
Performed 182 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 182 Pre rules applied. Total rules applied 1335 place count 1939 transition count 2163
Deduced a syphon composed of 182 places in 13 ms
Reduce places removed 182 places and 0 transitions.
Iterating global reduction 2 with 364 rules applied. Total rules applied 1699 place count 1757 transition count 2163
Performed 1135 Post agglomeration using F-continuation condition.Transition count delta: 1135
Deduced a syphon composed of 1135 places in 2 ms
Reduce places removed 1135 places and 0 transitions.
Iterating global reduction 2 with 2270 rules applied. Total rules applied 3969 place count 622 transition count 1028
Applied a total of 3969 rules in 351 ms. Remains 622 /2678 variables (removed 2056) and now considering 1028/3085 (removed 2057) transitions.
[2024-05-23 13:54:21] [INFO ] Flow matrix only has 987 transitions (discarded 41 similar events)
// Phase 1: matrix 987 rows 622 cols
[2024-05-23 13:54:22] [INFO ] Computed 16 invariants in 44 ms
[2024-05-23 13:54:22] [INFO ] Implicit Places using invariants in 613 ms returned []
[2024-05-23 13:54:22] [INFO ] Flow matrix only has 987 transitions (discarded 41 similar events)
[2024-05-23 13:54:22] [INFO ] Invariant cache hit.
[2024-05-23 13:54:22] [INFO ] State equation strengthened by 85 read => feed constraints.
[2024-05-23 13:54:23] [INFO ] Implicit Places using invariants and state equation in 1097 ms returned []
Implicit Place search using SMT with State Equation took 1734 ms to find 0 implicit places.
Running 1027 sub problems to find dead transitions.
[2024-05-23 13:54:23] [INFO ] Flow matrix only has 987 transitions (discarded 41 similar events)
[2024-05-23 13:54:23] [INFO ] Invariant cache hit.
[2024-05-23 13:54:23] [INFO ] State equation strengthened by 85 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/621 variables, 621/621 constraints. Problems are: Problem set: 0 solved, 1027 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/621 variables, 0/621 constraints. Problems are: Problem set: 0 solved, 1027 unsolved
At refinement iteration 2 (OVERLAPS) 1/622 variables, 16/637 constraints. Problems are: Problem set: 0 solved, 1027 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/622 variables, 1/638 constraints. Problems are: Problem set: 0 solved, 1027 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 622/1609 variables, and 638 constraints, problems are : Problem set: 0 solved, 1027 unsolved in 30027 ms.
Refiners :[Domain max(s): 622/622 constraints, Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 0/622 constraints, ReadFeed: 0/85 constraints, PredecessorRefiner: 1027/1027 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1027 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/621 variables, 621/621 constraints. Problems are: Problem set: 0 solved, 1027 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/621 variables, 0/621 constraints. Problems are: Problem set: 0 solved, 1027 unsolved
At refinement iteration 2 (OVERLAPS) 1/622 variables, 16/637 constraints. Problems are: Problem set: 0 solved, 1027 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/622 variables, 1/638 constraints. Problems are: Problem set: 0 solved, 1027 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/622 variables, 0/638 constraints. Problems are: Problem set: 0 solved, 1027 unsolved
At refinement iteration 5 (OVERLAPS) 986/1608 variables, 622/1260 constraints. Problems are: Problem set: 0 solved, 1027 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1608 variables, 84/1344 constraints. Problems are: Problem set: 0 solved, 1027 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1608 variables, 1027/2371 constraints. Problems are: Problem set: 0 solved, 1027 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1608/1609 variables, and 2371 constraints, problems are : Problem set: 0 solved, 1027 unsolved in 30033 ms.
Refiners :[Domain max(s): 622/622 constraints, Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 622/622 constraints, ReadFeed: 84/85 constraints, PredecessorRefiner: 1027/1027 constraints, Known Traps: 0/0 constraints]
After SMT, in 62382ms problems are : Problem set: 0 solved, 1027 unsolved
Search for dead transitions found 0 dead transitions in 62412ms
Starting structural reductions in LIVENESS mode, iteration 1 : 622/2678 places, 1028/3085 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 64529 ms. Remains : 622/2678 places, 1028/3085 transitions.
Discarding 591 transitions out of 1028. Remains 437
Initial state reduction rules removed 1 formulas.
[2024-05-23 13:55:26] [INFO ] Flatten gal took : 310 ms
[2024-05-23 13:55:27] [INFO ] Flatten gal took : 179 ms
[2024-05-23 13:55:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13356805588746120020.gal : 49 ms
[2024-05-23 13:55:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9146832693601805173.prop : 16 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/ReachabilityCardinality13356805588746120020.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9146832693601805173.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
Loading property file /tmp/ReachabilityCardinality9146832693601805173.prop.
Reachability property qltransition_900 is true.
Reachability property qltransition_899 is true.
Reachability property qltransition_898 is true.
Reachability property qltransition_897 is true.
Reachability property qltransition_896 is true.
Reachability property qltransition_895 is true.
Reachability property qltransition_894 is true.
Reachability property qltransition_893 is true.
Reachability property qltransition_892 is true.
Reachability property qltransition_891 is true.
Reachability property qltransition_890 is true.
Reachability property qltransition_889 is true.
Reachability property qltransition_888 is true.
Reachability property qltransition_887 is true.
SDD proceeding with computation,422 properties remain. new max is 2
SDD size :1 after 343
RANDOM walk for 40000 steps (2050 resets) in 6553 ms. (6 steps per ms) remains 372/436 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 372/372 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 372/372 properties
[2024-05-23 13:55:28] [INFO ] Flow matrix only has 987 transitions (discarded 41 similar events)
[2024-05-23 13:55:28] [INFO ] Invariant cache hit.
SDD proceeding with computation,422 properties remain. new max is 4
SDD size :343 after 400
[2024-05-23 13:55:28] [INFO ] State equation strengthened by 85 read => feed constraints.
SDD proceeding with computation,422 properties remain. new max is 8
SDD size :400 after 8361
SDD proceeding with computation,422 properties remain. new max is 16
SDD size :8361 after 207937
SDD proceeding with computation,422 properties remain. new max is 32
SDD size :207937 after 6.78163e+06
At refinement iteration 0 (INCLUDED_ONLY) 0/556 variables, 556/556 constraints. Problems are: Problem set: 0 solved, 372 unsolved
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
(s3 1.0)
(s4 1.0)
(s5 1.0)
(s6 1.0)
(s7 1.0)
(s8 1.0)
(s9 1.0)
(s10 1.0)
(s11 1.0)
(s12 1.0)
(s13 1.0)
(s14 1.0)
(s15 1.0)
(s16 1.0)
(s17 1.0)
(s18 1.0)
(s19 1.0)
(s20 1.0)
(s21 1.0)
(s22 1.0)
(s23 1.0)
(s24 1.0)
(s26 1.0)
(s27 1.0)
(s31 1.0)
(s33 1.0)
(s34 1.0)
(s35 1.0)
(s36 1.0)
(s37 1.0)
(s38 1.0)
(s39 1.0)
(s40 1.0)
(s41 1.0)
(s42 1.0)
(s43 1.0)
(s44 1.0)
(s45 1.0)
(s46 1.0)
(s47 1.0)
(s48 1.0)
(s49 1.0)
(s50 1.0)
(s51 1.0)
(s52 1.0)
(s53 1.0)
(s54 1.0)
(s55 1.0)
(s56 1.0)
(s58 1.0)
(s59 1.0)
(s60 1.0)
(s63 1.0)
(s65 1.0)
(s66 1.0)
(s67 1.0)
(s68 1.0)
(s69 1.0)
(s70 1.0)
(s71 1.0)
(s72 1.0)
(s73 1.0)
(s74 1.0)
(s75 1.0)
(s76 1.0)
(s77 1.0)
(s78 1.0)
(s80 1.0)
(s81 1.0)
(s82 1.0)
(s83 1.0)
(s84 1.0)
(s85 1.0)
(s86 1.0)
(s87 1.0)
(s88 1.0)
(s90 1.0)
(s91 1.0)
(s92 1.0)
(s95 1.0)
(s97 1.0)
(s98 1.0)
(s99 1.0)
(s100 1.0)
(s101 1.0)
(s102 1.0)
(s103 1.0)
(s104 1.0)
(s105 1.0)
(s106 1.0)
(s107 1.0)
(s108 1.0)
(s109 1.0)
(s110 1.0)
(s111 1.0)
(s112 1.0)
(s113 1.0)
(s114 1.0)
(s115 1.0)
(s116 1.0)
(s117 1.0)
(s118 1.0)
(s120 1.0)
(s122 1.0)
(s123 1.0)
(s124 1.0)
(s127 1.0)
(s129 1.0)
(s130 1.0)
(s131 1.0)
(s132 1.0)
(s133 1.0)
(s134 1.0)
(s135 1.0)
(s136 1.0)
(s137 1.0)
(s138 1.0)
(s139 1.0)
(s140 1.0)
(s141 1.0)
(s142 1.0)
(s143 timeout
1.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 556/1609 variables, and 556 constraints, problems are : Problem set: 0 solved, 372 unsolved in 5010 ms.
Refiners :[Domain max(s): 556/622 constraints, Positive P Invariants (semi-flows): 0/16 constraints, State Equation: 0/622 constraints, ReadFeed: 0/85 constraints, PredecessorRefiner: 372/372 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 372 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/556 variables, 556/556 constraints. Problems are: Problem set: 0 solved, 372 unsolved
Reachability property qltransition_730 is true.
Reachability property qltransition_729 is true.
Reachability property qltransition_728 is true.
Reachability property qltransition_727 is true.
Reachability property qltransition_726 is true.
Reachability property qltransition_725 is true.
Reachability property qltransition_724 is true.
Reachability property qltransition_723 is true.
Reachability property qltransition_722 is true.
Reachability property qltransition_721 is true.
Reachability property qltransition_720 is true.
Reachability property qltransition_719 is true.
Reachability property qltransition_718 is true.
Reachability property qltransition_717 is true.
Reachability property qltransition_706 is true.
Reachability property qltransition_705 is true.
Reachability property qltransition_704 is true.
Reachability property qltransition_703 is true.
Reachability property qltransition_702 is true.
Reachability property qltransition_701 is true.
At refinement iteration 1 (INCLUDED_ONLY) 0/556 variables, 0/556 constraints. Problems are: Problem set: 19 solved, 353 unsolved
At refinement iteration 2 (OVERLAPS) 66/622 variables, 16/572 constraints. Problems are: Problem set: 19 solved, 353 unsolved
Reachability property qltransition_700 is true.
At refinement iteration 3 (INCLUDED_ONLY) 0/622 variables, 66/638 constraints. Problems are: Problem set: 20 solved, 352 unsolved
Reachability property qltransition_699 is true.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 622/1609 variables, and 638 constraints, problems are : Problem set: 21 solved, 351 unsolved in 5009 ms.
Refiners :[Domain max(s): 622/622 constraints, Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 0/622 constraints, ReadFeed: 0/85 constraints, PredecessorRefiner: 0/372 constraints, Known Traps: 0/0 constraints]
After SMT, in 10510ms problems are : Problem set: 21 solved, 351 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 524 out of 622 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 622/622 places, 1028/1028 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 42 transitions
Reduce isomorphic transitions removed 42 transitions.
Iterating post reduction 0 with 42 rules applied. Total rules applied 42 place count 622 transition count 986
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 53 place count 611 transition count 975
Iterating global reduction 1 with 11 rules applied. Total rules applied 64 place count 611 transition count 975
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 75 place count 611 transition count 964
Free-agglomeration rule applied 31 times.
Iterating global reduction 2 with 31 rules applied. Total rules applied 106 place count 611 transition count 933
Reduce places removed 31 places and 0 transitions.
Iterating post reduction 2 with 31 rules applied. Total rules applied 137 place count 580 transition count 933
Applied a total of 137 rules in 194 ms. Remains 580 /622 variables (removed 42) and now considering 933/1028 (removed 95) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 195 ms. Remains : 580/622 places, 933/1028 transitions.
Reachability property qltransition_698 is true.
Reachability property qltransition_697 is true.
Reachability property qltransition_696 is true.
Reachability property qltransition_695 is true.
Reachability property qltransition_694 is true.
Reachability property qltransition_693 is true.
RANDOM walk for 2871180 steps (158690 resets) in 120013 ms. (23 steps per ms) remains 89/351 properties
BEST_FIRST walk for 400004 steps (8 resets) in 591 ms. (675 steps per ms) remains 88/89 properties
BEST_FIRST walk for 400004 steps (8 resets) in 538 ms. (742 steps per ms) remains 87/88 properties
BEST_FIRST walk for 400004 steps (8 resets) in 401 ms. (995 steps per ms) remains 85/87 properties
Reachability property qltransition_682 is true.
BEST_FIRST walk for 400004 steps (8 resets) in 333 ms. (1197 steps per ms) remains 84/85 properties
BEST_FIRST walk for 400004 steps (8 resets) in 289 ms. (1379 steps per ms) remains 83/84 properties
BEST_FIRST walk for 400003 steps (8 resets) in 337 ms. (1183 steps per ms) remains 82/83 properties
BEST_FIRST walk for 400004 steps (8 resets) in 284 ms. (1403 steps per ms) remains 81/82 properties
BEST_FIRST walk for 400004 steps (8 resets) in 275 ms. (1449 steps per ms) remains 80/81 properties
BEST_FIRST walk for 400004 steps (8 resets) in 300 ms. (1328 steps per ms) remains 79/80 properties
BEST_FIRST walk for 400004 steps (8 resets) in 305 ms. (1307 steps per ms) remains 78/79 properties
BEST_FIRST walk for 400003 steps (8 resets) in 290 ms. (1374 steps per ms) remains 77/78 properties
BEST_FIRST walk for 400004 steps (8 resets) in 312 ms. (1277 steps per ms) remains 76/77 properties
BEST_FIRST walk for 400004 steps (8 resets) in 299 ms. (1333 steps per ms) remains 75/76 properties
BEST_FIRST walk for 400004 steps (8 resets) in 321 ms. (1242 steps per ms) remains 74/75 properties
BEST_FIRST walk for 400004 steps (8 resets) in 315 ms. (1265 steps per ms) remains 73/74 properties
BEST_FIRST walk for 400004 steps (8 resets) in 298 ms. (1337 steps per ms) remains 72/73 properties
BEST_FIRST walk for 400004 steps (8 resets) in 288 ms. (1384 steps per ms) remains 71/72 properties
BEST_FIRST walk for 400004 steps (8 resets) in 324 ms. (1230 steps per ms) remains 70/71 properties
BEST_FIRST walk for 400004 steps (8 resets) in 300 ms. (1328 steps per ms) remains 69/70 properties
BEST_FIRST walk for 400004 steps (8 resets) in 294 ms. (1355 steps per ms) remains 68/69 properties
BEST_FIRST walk for 400004 steps (8 resets) in 296 ms. (1346 steps per ms) remains 67/68 properties
BEST_FIRST walk for 400004 steps (8 resets) in 329 ms. (1212 steps per ms) remains 66/67 properties
BEST_FIRST walk for 400004 steps (8 resets) in 315 ms. (1265 steps per ms) remains 65/66 properties
BEST_FIRST walk for 400004 steps (8 resets) in 298 ms. (1337 steps per ms) remains 64/65 properties
BEST_FIRST walk for 400003 steps (8 resets) in 288 ms. (1384 steps per ms) remains 63/64 properties
BEST_FIRST walk for 400004 steps (8 resets) in 303 ms. (1315 steps per ms) remains 62/63 properties
BEST_FIRST walk for 400004 steps (8 resets) in 308 ms. (1294 steps per ms) remains 61/62 properties
BEST_FIRST walk for 400004 steps (8 resets) in 303 ms. (1315 steps per ms) remains 60/61 properties
BEST_FIRST walk for 400004 steps (8 resets) in 306 ms. (1302 steps per ms) remains 59/60 properties
BEST_FIRST walk for 400004 steps (8 resets) in 296 ms. (1346 steps per ms) remains 58/59 properties
BEST_FIRST walk for 400004 steps (8 resets) in 305 ms. (1307 steps per ms) remains 57/58 properties
BEST_FIRST walk for 400004 steps (8 resets) in 327 ms. (1219 steps per ms) remains 56/57 properties
BEST_FIRST walk for 400004 steps (8 resets) in 313 ms. (1273 steps per ms) remains 55/56 properties
BEST_FIRST walk for 400004 steps (8 resets) in 303 ms. (1315 steps per ms) remains 53/55 properties
BEST_FIRST walk for 400004 steps (8 resets) in 289 ms. (1379 steps per ms) remains 52/53 properties
BEST_FIRST walk for 400004 steps (8 resets) in 305 ms. (1307 steps per ms) remains 51/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 303 ms. (1315 steps per ms) remains 50/51 properties
BEST_FIRST walk for 400004 steps (8 resets) in 304 ms. (1311 steps per ms) remains 49/50 properties
BEST_FIRST walk for 400004 steps (8 resets) in 321 ms. (1242 steps per ms) remains 48/49 properties
BEST_FIRST walk for 400004 steps (8 resets) in 312 ms. (1277 steps per ms) remains 47/48 properties
BEST_FIRST walk for 400004 steps (8 resets) in 301 ms. (1324 steps per ms) remains 46/47 properties
BEST_FIRST walk for 400004 steps (8 resets) in 329 ms. (1212 steps per ms) remains 45/46 properties
BEST_FIRST walk for 400004 steps (8 resets) in 306 ms. (1302 steps per ms) remains 44/45 properties
BEST_FIRST walk for 400004 steps (8 resets) in 290 ms. (1374 steps per ms) remains 43/44 properties
BEST_FIRST walk for 400004 steps (8 resets) in 280 ms. (1423 steps per ms) remains 42/43 properties
BEST_FIRST walk for 400004 steps (8 resets) in 318 ms. (1253 steps per ms) remains 41/42 properties
BEST_FIRST walk for 400004 steps (8 resets) in 277 ms. (1438 steps per ms) remains 40/41 properties
BEST_FIRST walk for 400004 steps (8 resets) in 290 ms. (1374 steps per ms) remains 39/40 properties
BEST_FIRST walk for 400004 steps (8 resets) in 289 ms. (1379 steps per ms) remains 38/39 properties
BEST_FIRST walk for 400004 steps (8 resets) in 316 ms. (1261 steps per ms) remains 37/38 properties
BEST_FIRST walk for 400004 steps (76 resets) in 219 ms. (1818 steps per ms) remains 36/37 properties
BEST_FIRST walk for 400004 steps (76 resets) in 214 ms. (1860 steps per ms) remains 36/36 properties
BEST_FIRST walk for 400004 steps (76 resets) in 184 ms. (2162 steps per ms) remains 36/36 properties
BEST_FIRST walk for 400004 steps (75 resets) in 220 ms. (1809 steps per ms) remains 36/36 properties
BEST_FIRST walk for 400004 steps (76 resets) in 222 ms. (1793 steps per ms) remains 35/36 properties
BEST_FIRST walk for 400004 steps (76 resets) in 221 ms. (1801 steps per ms) remains 34/35 properties
BEST_FIRST walk for 400004 steps (76 resets) in 200 ms. (1990 steps per ms) remains 33/34 properties
BEST_FIRST walk for 400004 steps (76 resets) in 199 ms. (2000 steps per ms) remains 33/33 properties
BEST_FIRST walk for 400004 steps (124 resets) in 253 ms. (1574 steps per ms) remains 33/33 properties
BEST_FIRST walk for 400004 steps (126 resets) in 239 ms. (1666 steps per ms) remains 33/33 properties
BEST_FIRST walk for 400004 steps (126 resets) in 242 ms. (1646 steps per ms) remains 33/33 properties
BEST_FIRST walk for 400004 steps (123 resets) in 235 ms. (1694 steps per ms) remains 33/33 properties
BEST_FIRST walk for 400004 steps (124 resets) in 209 ms. (1904 steps per ms) remains 33/33 properties
BEST_FIRST walk for 400004 steps (125 resets) in 247 ms. (1612 steps per ms) remains 33/33 properties
BEST_FIRST walk for 400004 steps (125 resets) in 254 ms. (1568 steps per ms) remains 33/33 properties
BEST_FIRST walk for 400004 steps (124 resets) in 234 ms. (1702 steps per ms) remains 33/33 properties
BEST_FIRST walk for 400004 steps (126 resets) in 247 ms. (1612 steps per ms) remains 33/33 properties
BEST_FIRST walk for 400004 steps (123 resets) in 262 ms. (1520 steps per ms) remains 33/33 properties
BEST_FIRST walk for 400004 steps (125 resets) in 236 ms. (1687 steps per ms) remains 33/33 properties
BEST_FIRST walk for 400004 steps (126 resets) in 211 ms. (1886 steps per ms) remains 33/33 properties
BEST_FIRST walk for 400004 steps (124 resets) in 266 ms. (1498 steps per ms) remains 33/33 properties
BEST_FIRST walk for 400004 steps (124 resets) in 236 ms. (1687 steps per ms) remains 33/33 properties
BEST_FIRST walk for 400004 steps (125 resets) in 271 ms. (1470 steps per ms) remains 33/33 properties
BEST_FIRST walk for 400004 steps (126 resets) in 238 ms. (1673 steps per ms) remains 33/33 properties
BEST_FIRST walk for 400004 steps (123 resets) in 265 ms. (1503 steps per ms) remains 33/33 properties
BEST_FIRST walk for 400004 steps (124 resets) in 224 ms. (1777 steps per ms) remains 33/33 properties
BEST_FIRST walk for 400004 steps (123 resets) in 243 ms. (1639 steps per ms) remains 33/33 properties
BEST_FIRST walk for 400004 steps (126 resets) in 241 ms. (1652 steps per ms) remains 33/33 properties
BEST_FIRST walk for 400004 steps (125 resets) in 225 ms. (1769 steps per ms) remains 33/33 properties
BEST_FIRST walk for 400004 steps (125 resets) in 244 ms. (1632 steps per ms) remains 33/33 properties
BEST_FIRST walk for 400004 steps (124 resets) in 237 ms. (1680 steps per ms) remains 33/33 properties
BEST_FIRST walk for 400004 steps (125 resets) in 249 ms. (1600 steps per ms) remains 33/33 properties
BEST_FIRST walk for 400004 steps (126 resets) in 252 ms. (1581 steps per ms) remains 33/33 properties
BEST_FIRST walk for 400004 steps (126 resets) in 220 ms. (1809 steps per ms) remains 33/33 properties
BEST_FIRST walk for 400004 steps (125 resets) in 257 ms. (1550 steps per ms) remains 33/33 properties
// Phase 1: matrix 933 rows 580 cols
[2024-05-23 13:56:16] [INFO ] Computed 16 invariants in 15 ms
[2024-05-23 13:56:16] [INFO ] State equation strengthened by 101 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 33 unsolved
At refinement iteration 1 (OVERLAPS) 545/580 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 33 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/580 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 33 unsolved
At refinement iteration 3 (OVERLAPS) 933/1513 variables, 580/596 constraints. Problems are: Problem set: 0 solved, 33 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1513 variables, 101/697 constraints. Problems are: Problem set: 0 solved, 33 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1513 variables, 0/697 constraints. Problems are: Problem set: 0 solved, 33 unsolved
At refinement iteration 6 (OVERLAPS) 0/1513 variables, 0/697 constraints. Problems are: Problem set: 0 solved, 33 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1513/1513 variables, and 697 constraints, problems are : Problem set: 0 solved, 33 unsolved in 3536 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 580/580 constraints, ReadFeed: 101/101 constraints, PredecessorRefiner: 33/33 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 33 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 33 unsolved
At refinement iteration 1 (OVERLAPS) 545/580 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 33 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/580 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 33 unsolved
At refinement iteration 3 (OVERLAPS) 933/1513 variables, 580/596 constraints. Problems are: Problem set: 0 solved, 33 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1513 variables, 101/697 constraints. Problems are: Problem set: 0 solved, 33 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1513 variables, 33/730 constraints. Problems are: Problem set: 0 solved, 33 unsolved
Reachability property qltransition_681 is true.
At refinement iteration 6 (INCLUDED_ONLY) 0/1513 variables, 0/730 constraints. Problems are: Problem set: 0 solved, 33 unsolved
At refinement iteration 7 (OVERLAPS) 0/1513 variables, 0/730 constraints. Problems are: Problem set: 0 solved, 33 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1513/1513 variables, and 730 constraints, problems are : Problem set: 0 solved, 33 unsolved in 4553 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 580/580 constraints, ReadFeed: 101/101 constraints, PredecessorRefiner: 33/33 constraints, Known Traps: 0/0 constraints]
After SMT, in 8192ms problems are : Problem set: 0 solved, 33 unsolved
Parikh walk visited 28 properties in 30321 ms.
Support contains 7 out of 580 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 580/580 places, 933/933 transitions.
Discarding 164 places :
Symmetric choice reduction at 0 with 164 rule applications. Total rules 164 place count 416 transition count 769
Iterating global reduction 0 with 164 rules applied. Total rules applied 328 place count 416 transition count 769
Ensure Unique test removed 152 transitions
Reduce isomorphic transitions removed 152 transitions.
Iterating post reduction 0 with 152 rules applied. Total rules applied 480 place count 416 transition count 617
Free-agglomeration rule applied 171 times with reduction of 3 identical transitions.
Iterating global reduction 1 with 171 rules applied. Total rules applied 651 place count 416 transition count 443
Reduce places removed 171 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 174 rules applied. Total rules applied 825 place count 245 transition count 440
Discarding 78 places :
Symmetric choice reduction at 2 with 78 rule applications. Total rules 903 place count 167 transition count 362
Iterating global reduction 2 with 78 rules applied. Total rules applied 981 place count 167 transition count 362
Ensure Unique test removed 78 transitions
Reduce isomorphic transitions removed 78 transitions.
Iterating post reduction 2 with 78 rules applied. Total rules applied 1059 place count 167 transition count 284
Applied a total of 1059 rules in 108 ms. Remains 167 /580 variables (removed 413) and now considering 284/933 (removed 649) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 108 ms. Remains : 167/580 places, 284/933 transitions.
RANDOM walk for 184932 steps (2003 resets) in 2892 ms. (63 steps per ms) remains 0/5 properties
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 437 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK DECISION_DIAGRAMS COLLATERAL_PROCESSING BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 155198 ms.

BK_STOP 1716472616549

--------------------
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
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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 QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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-14b"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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-14b, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r189-tall-171640617000057"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-14b.tgz
mv FlexibleBarrier-PT-14b execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;