Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2022-input.r103-smll-165260579100057.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2022-input.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 2-4028
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 r103-smll-165260579100057
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 936K
-rw-r--r-- 1 mcc users 6.9K Apr 29 13:07 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K Apr 29 13:07 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K Apr 29 13:06 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Apr 29 13:06 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K May 9 07:51 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 9 07:51 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 9 07:51 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 9 07:51 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 9 07:51 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 9 07:51 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:33 equiv_col
-rw-r--r-- 1 mcc users 4 May 10 09:33 instance
-rw-r--r-- 1 mcc users 6 May 10 09:33 iscolored
-rw-r--r-- 1 mcc users 726K May 10 09:33 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 1652629416759

Running Version 202205111006
[2022-05-15 15:43:39] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2022-05-15 15:43:39] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-15 15:43:39] [INFO ] Load time of PNML (sax parser for PT used): 455 ms
[2022-05-15 15:43:39] [INFO ] Transformed 2678 places.
[2022-05-15 15:43:39] [INFO ] Transformed 3085 transitions.
[2022-05-15 15:43:39] [INFO ] Found NUPN structural information;
[2022-05-15 15:43:39] [INFO ] Parsed PT model containing 2678 places and 3085 transitions in 708 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 26 ms
Free SCC test removed 72 places
Ensure Unique test removed 73 transitions
Reduce isomorphic transitions removed 73 transitions.
Drop transitions 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 26 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
Discarding 1049 places :
Symmetric choice reduction at 2 with 1049 rule applications. Total rules 2748 place count 708 transition count 1114
Iterating global reduction 2 with 1049 rules applied. Total rules applied 3797 place count 708 transition count 1114
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 3797 place count 708 transition count 1112
Deduced a syphon composed of 2 places in 4 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 3801 place count 706 transition count 1112
Discarding 169 places :
Symmetric choice reduction at 2 with 169 rule applications. Total rules 3970 place count 537 transition count 943
Iterating global reduction 2 with 169 rules applied. Total rules applied 4139 place count 537 transition count 943
Ensure Unique test removed 169 transitions
Reduce isomorphic transitions removed 169 transitions.
Iterating post reduction 2 with 169 rules applied. Total rules applied 4308 place count 537 transition count 774
Performed 84 Post agglomeration using F-continuation condition.Transition count delta: 84
Deduced a syphon composed of 84 places in 0 ms
Reduce places removed 84 places and 0 transitions.
Iterating global reduction 3 with 168 rules applied. Total rules applied 4476 place count 453 transition count 690
Applied a total of 4476 rules in 920 ms. Remains 453 /2678 variables (removed 2225) and now considering 690/3085 (removed 2395) transitions.
[2022-05-15 15:43:40] [INFO ] Flow matrix only has 649 transitions (discarded 41 similar events)
// Phase 1: matrix 649 rows 453 cols
[2022-05-15 15:43:40] [INFO ] Computed 16 place invariants in 64 ms
[2022-05-15 15:43:41] [INFO ] Implicit Places using invariants in 927 ms returned []
[2022-05-15 15:43:41] [INFO ] Flow matrix only has 649 transitions (discarded 41 similar events)
// Phase 1: matrix 649 rows 453 cols
[2022-05-15 15:43:41] [INFO ] Computed 16 place invariants in 24 ms
[2022-05-15 15:43:42] [INFO ] State equation strengthened by 85 read => feed constraints.
[2022-05-15 15:43:43] [INFO ] Implicit Places using invariants and state equation in 1501 ms returned []
Implicit Place search using SMT with State Equation took 2492 ms to find 0 implicit places.
[2022-05-15 15:43:43] [INFO ] Flow matrix only has 649 transitions (discarded 41 similar events)
// Phase 1: matrix 649 rows 453 cols
[2022-05-15 15:43:43] [INFO ] Computed 16 place invariants in 22 ms
[2022-05-15 15:43:43] [INFO ] Dead Transitions using invariants and state equation in 655 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 453/2678 places, 690/3085 transitions.
Finished structural reductions, in 1 iterations. Remains : 453/2678 places, 690/3085 transitions.
Discarding 422 transitions out of 690. Remains 268
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 472 resets, run finished after 1157 ms. (steps per millisecond=8 ) properties (out of 267) seen :59
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 208) seen :0
Incomplete Best-First random walk after 101 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 208) seen :0
Running SMT prover for 208 properties.
[2022-05-15 15:43:45] [INFO ] Flow matrix only has 649 transitions (discarded 41 similar events)
// Phase 1: matrix 649 rows 453 cols
[2022-05-15 15:43:45] [INFO ] Computed 16 place invariants in 14 ms
[2022-05-15 15:43:49] [INFO ] [Real]Absence check using 16 positive place invariants in 15 ms returned sat
[2022-05-15 15:44:00] [INFO ] After 14744ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:208
[2022-05-15 15:44:03] [INFO ] [Nat]Absence check using 16 positive place invariants in 16 ms returned sat
[2022-05-15 15:44:14] [INFO ] After 8782ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :208
[2022-05-15 15:44:14] [INFO ] State equation strengthened by 85 read => feed constraints.
[2022-05-15 15:44:24] [INFO ] After 9340ms SMT Verify possible using 85 Read/Feed constraints in natural domain returned unsat :0 sat :208
[2022-05-15 15:44:25] [INFO ] Deduced a trap composed of 3 places in 449 ms of which 11 ms to minimize.
[2022-05-15 15:44:25] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2022-05-15 15:44:25] [INFO ] After 25467ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:208
Parikh walk visited 0 properties in 165 ms.
Support contains 389 out of 453 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 453/453 places, 690/690 transitions.
Drop transitions removed 42 transitions
Reduce isomorphic transitions removed 42 transitions.
Iterating post reduction 0 with 42 rules applied. Total rules applied 42 place count 453 transition count 648
Free-agglomeration rule applied 17 times.
Iterating global reduction 1 with 17 rules applied. Total rules applied 59 place count 453 transition count 631
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 1 with 17 rules applied. Total rules applied 76 place count 436 transition count 631
Applied a total of 76 rules in 194 ms. Remains 436 /453 variables (removed 17) and now considering 631/690 (removed 59) transitions.
Finished structural reductions, in 1 iterations. Remains : 436/453 places, 631/690 transitions.
Interrupted random walk after 419598 steps, including 23051 resets, run timeout after 30001 ms. (steps per millisecond=13 ) properties seen 109
Incomplete Best-First random walk after 100001 steps, including 53 resets, run finished after 111 ms. (steps per millisecond=900 ) properties (out of 99) seen :0
Incomplete Best-First random walk after 100001 steps, including 53 resets, run finished after 109 ms. (steps per millisecond=917 ) properties (out of 99) seen :0
Incomplete Best-First random walk after 100001 steps, including 53 resets, run finished after 114 ms. (steps per millisecond=877 ) properties (out of 99) seen :0
Incomplete Best-First random walk after 100001 steps, including 53 resets, run finished after 114 ms. (steps per millisecond=877 ) properties (out of 99) seen :0
Incomplete Best-First random walk after 100001 steps, including 52 resets, run finished after 118 ms. (steps per millisecond=847 ) properties (out of 99) seen :0
Incomplete Best-First random walk after 100001 steps, including 54 resets, run finished after 116 ms. (steps per millisecond=862 ) properties (out of 99) seen :0
Incomplete Best-First random walk after 100001 steps, including 53 resets, run finished after 109 ms. (steps per millisecond=917 ) properties (out of 99) seen :0
Incomplete Best-First random walk after 100001 steps, including 54 resets, run finished after 116 ms. (steps per millisecond=862 ) properties (out of 99) seen :0
Incomplete Best-First random walk after 100001 steps, including 52 resets, run finished after 114 ms. (steps per millisecond=877 ) properties (out of 99) seen :0
Incomplete Best-First random walk after 100001 steps, including 52 resets, run finished after 115 ms. (steps per millisecond=869 ) properties (out of 99) seen :0
Incomplete Best-First random walk after 100001 steps, including 54 resets, run finished after 115 ms. (steps per millisecond=869 ) properties (out of 99) seen :0
Incomplete Best-First random walk after 100001 steps, including 54 resets, run finished after 112 ms. (steps per millisecond=892 ) properties (out of 99) seen :0
Incomplete Best-First random walk after 100001 steps, including 51 resets, run finished after 108 ms. (steps per millisecond=925 ) properties (out of 99) seen :0
Incomplete Best-First random walk after 100001 steps, including 53 resets, run finished after 114 ms. (steps per millisecond=877 ) properties (out of 99) seen :0
Incomplete Best-First random walk after 100001 steps, including 52 resets, run finished after 104 ms. (steps per millisecond=961 ) properties (out of 99) seen :0
Incomplete Best-First random walk after 100001 steps, including 24 resets, run finished after 75 ms. (steps per millisecond=1333 ) properties (out of 99) seen :0
Incomplete Best-First random walk after 100001 steps, including 53 resets, run finished after 109 ms. (steps per millisecond=917 ) properties (out of 99) seen :0
Incomplete Best-First random walk after 100001 steps, including 24 resets, run finished after 72 ms. (steps per millisecond=1388 ) properties (out of 99) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 129 ms. (steps per millisecond=775 ) properties (out of 99) seen :1
Incomplete Best-First random walk after 100001 steps, including 52 resets, run finished after 140 ms. (steps per millisecond=714 ) properties (out of 98) seen :0
Incomplete Best-First random walk after 100001 steps, including 24 resets, run finished after 96 ms. (steps per millisecond=1041 ) properties (out of 98) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 140 ms. (steps per millisecond=714 ) properties (out of 98) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 142 ms. (steps per millisecond=704 ) properties (out of 97) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 138 ms. (steps per millisecond=724 ) properties (out of 96) seen :1
Incomplete Best-First random walk after 100001 steps, including 53 resets, run finished after 143 ms. (steps per millisecond=699 ) properties (out of 95) seen :0
Incomplete Best-First random walk after 100001 steps, including 24 resets, run finished after 102 ms. (steps per millisecond=980 ) properties (out of 95) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 139 ms. (steps per millisecond=719 ) properties (out of 95) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 135 ms. (steps per millisecond=740 ) properties (out of 94) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 143 ms. (steps per millisecond=699 ) properties (out of 93) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 140 ms. (steps per millisecond=714 ) properties (out of 92) seen :1
Incomplete Best-First random walk after 100001 steps, including 52 resets, run finished after 142 ms. (steps per millisecond=704 ) properties (out of 91) seen :0
Incomplete Best-First random walk after 100001 steps, including 23 resets, run finished after 71 ms. (steps per millisecond=1408 ) properties (out of 91) seen :4
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 113 ms. (steps per millisecond=884 ) properties (out of 87) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 121 ms. (steps per millisecond=826 ) properties (out of 85) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 119 ms. (steps per millisecond=840 ) properties (out of 84) seen :1
Incomplete Best-First random walk after 100001 steps, including 53 resets, run finished after 108 ms. (steps per millisecond=925 ) properties (out of 83) seen :0
Incomplete Best-First random walk after 100001 steps, including 24 resets, run finished after 72 ms. (steps per millisecond=1388 ) properties (out of 83) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 105 ms. (steps per millisecond=952 ) properties (out of 83) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 120 ms. (steps per millisecond=833 ) properties (out of 82) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 116 ms. (steps per millisecond=862 ) properties (out of 81) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 114 ms. (steps per millisecond=877 ) properties (out of 80) seen :1
Incomplete Best-First random walk after 100001 steps, including 53 resets, run finished after 103 ms. (steps per millisecond=970 ) properties (out of 79) seen :0
Incomplete Best-First random walk after 100001 steps, including 24 resets, run finished after 71 ms. (steps per millisecond=1408 ) properties (out of 79) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 110 ms. (steps per millisecond=909 ) properties (out of 79) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 115 ms. (steps per millisecond=869 ) properties (out of 78) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 109 ms. (steps per millisecond=917 ) properties (out of 77) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 111 ms. (steps per millisecond=900 ) properties (out of 76) seen :1
Incomplete Best-First random walk after 100001 steps, including 52 resets, run finished after 95 ms. (steps per millisecond=1052 ) properties (out of 75) seen :0
Incomplete Best-First random walk after 100001 steps, including 24 resets, run finished after 71 ms. (steps per millisecond=1408 ) properties (out of 75) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 114 ms. (steps per millisecond=877 ) properties (out of 75) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 120 ms. (steps per millisecond=833 ) properties (out of 74) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 116 ms. (steps per millisecond=862 ) properties (out of 73) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 112 ms. (steps per millisecond=892 ) properties (out of 72) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 113 ms. (steps per millisecond=884 ) properties (out of 71) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 117 ms. (steps per millisecond=854 ) properties (out of 70) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 113 ms. (steps per millisecond=884 ) properties (out of 69) seen :1
Incomplete Best-First random walk after 100001 steps, including 52 resets, run finished after 109 ms. (steps per millisecond=917 ) properties (out of 68) seen :0
Incomplete Best-First random walk after 100001 steps, including 24 resets, run finished after 74 ms. (steps per millisecond=1351 ) properties (out of 68) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 120 ms. (steps per millisecond=833 ) properties (out of 68) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 118 ms. (steps per millisecond=847 ) properties (out of 66) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 113 ms. (steps per millisecond=884 ) properties (out of 64) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 135 ms. (steps per millisecond=740 ) properties (out of 63) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 147 ms. (steps per millisecond=680 ) properties (out of 62) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 146 ms. (steps per millisecond=684 ) properties (out of 61) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 140 ms. (steps per millisecond=714 ) properties (out of 60) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 110 ms. (steps per millisecond=909 ) properties (out of 59) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 111 ms. (steps per millisecond=900 ) properties (out of 58) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 109 ms. (steps per millisecond=917 ) properties (out of 57) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 110 ms. (steps per millisecond=909 ) properties (out of 56) seen :1
Incomplete Best-First random walk after 100001 steps, including 52 resets, run finished after 97 ms. (steps per millisecond=1030 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 108 ms. (steps per millisecond=925 ) properties (out of 55) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 114 ms. (steps per millisecond=877 ) properties (out of 54) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 114 ms. (steps per millisecond=877 ) properties (out of 53) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 107 ms. (steps per millisecond=934 ) properties (out of 52) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 112 ms. (steps per millisecond=892 ) properties (out of 51) seen :1
Incomplete Best-First random walk after 100001 steps, including 52 resets, run finished after 99 ms. (steps per millisecond=1010 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 112 ms. (steps per millisecond=892 ) properties (out of 50) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 111 ms. (steps per millisecond=900 ) properties (out of 49) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 107 ms. (steps per millisecond=934 ) properties (out of 48) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 113 ms. (steps per millisecond=884 ) properties (out of 47) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 107 ms. (steps per millisecond=934 ) properties (out of 46) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 111 ms. (steps per millisecond=900 ) properties (out of 45) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 106 ms. (steps per millisecond=943 ) properties (out of 44) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 110 ms. (steps per millisecond=909 ) properties (out of 43) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 104 ms. (steps per millisecond=961 ) properties (out of 42) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 108 ms. (steps per millisecond=925 ) properties (out of 41) seen :1
Incomplete Best-First random walk after 100001 steps, including 54 resets, run finished after 97 ms. (steps per millisecond=1030 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 100001 steps, including 24 resets, run finished after 72 ms. (steps per millisecond=1388 ) properties (out of 40) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 109 ms. (steps per millisecond=917 ) properties (out of 38) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 107 ms. (steps per millisecond=934 ) properties (out of 37) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 109 ms. (steps per millisecond=917 ) properties (out of 36) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 106 ms. (steps per millisecond=943 ) properties (out of 35) seen :1
Incomplete Best-First random walk after 100001 steps, including 52 resets, run finished after 93 ms. (steps per millisecond=1075 ) properties (out of 34) seen :0
Running SMT prover for 34 properties.
// Phase 1: matrix 631 rows 436 cols
[2022-05-15 15:45:06] [INFO ] Computed 16 place invariants in 8 ms
[2022-05-15 15:45:07] [INFO ] [Real]Absence check using 16 positive place invariants in 10 ms returned sat
[2022-05-15 15:45:09] [INFO ] After 2912ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:34
[2022-05-15 15:45:10] [INFO ] [Nat]Absence check using 16 positive place invariants in 11 ms returned sat
[2022-05-15 15:45:12] [INFO ] After 1890ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :34
[2022-05-15 15:45:12] [INFO ] State equation strengthened by 87 read => feed constraints.
[2022-05-15 15:45:14] [INFO ] After 1838ms SMT Verify possible using 87 Read/Feed constraints in natural domain returned unsat :0 sat :34
[2022-05-15 15:45:17] [INFO ] After 4460ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :34
Attempting to minimize the solution found.
Minimization took 2507 ms.
[2022-05-15 15:45:19] [INFO ] After 9861ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :34
Parikh walk visited 10 properties in 3361 ms.
Support contains 26 out of 436 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 436/436 places, 631/631 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 433 transition count 628
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 433 transition count 628
Free-agglomeration rule applied 179 times.
Iterating global reduction 0 with 179 rules applied. Total rules applied 185 place count 433 transition count 449
Reduce places removed 179 places and 0 transitions.
Iterating post reduction 0 with 179 rules applied. Total rules applied 364 place count 254 transition count 449
Discarding 78 places :
Symmetric choice reduction at 1 with 78 rule applications. Total rules 442 place count 176 transition count 371
Iterating global reduction 1 with 78 rules applied. Total rules applied 520 place count 176 transition count 371
Ensure Unique test removed 78 transitions
Reduce isomorphic transitions removed 78 transitions.
Iterating post reduction 1 with 78 rules applied. Total rules applied 598 place count 176 transition count 293
Applied a total of 598 rules in 125 ms. Remains 176 /436 variables (removed 260) and now considering 293/631 (removed 338) transitions.
Finished structural reductions, in 1 iterations. Remains : 176/436 places, 293/631 transitions.
Finished random walk after 61763 steps, including 674 resets, run visited all 24 properties in 1968 ms. (steps per millisecond=31 )
Able to resolve query QuasiLiveness after proving 268 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 106019 ms.

BK_STOP 1652629525127

--------------------
content from stderr:

+ export LANG=C
+ LANG=C
+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ export PYTHONPATH=/usr/lib/python3.9/site-packages/
+ PYTHONPATH=/usr/lib/python3.9/site-packages/
+ export LD_LIBRARY_PATH=/usr/local/lib:
+ LD_LIBRARY_PATH=/usr/local/lib:
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202205111006.jar
+ VERSION=202205111006
+ echo 'Running Version 202205111006'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data @none -pnfolder /home/mcc/execution -examination QuasiLiveness -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=@none -Xss128m -Xms40m -Xmx8192m

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 2-4028"
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 r103-smll-165260579100057"
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 ;