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.r060-tall-165254772300615.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 Dekker-PT-020, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r060-tall-165254772300615
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 780K
-rw-r--r-- 1 mcc users 7.7K Apr 30 05:18 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K Apr 30 05:18 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Apr 30 05:16 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K Apr 30 05:16 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K May 10 09:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.0K May 9 07:36 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 9 07:36 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K May 9 07:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 9 07:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Apr 30 05:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 155K Apr 30 05:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Apr 30 05:19 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 106K Apr 30 05:19 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 9 07:36 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 9 07:36 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 247K 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

here is the order used to build the result vector(from text file)
FORMULA_NAME Dekker-PT-020-ReachabilityFireability-00
FORMULA_NAME Dekker-PT-020-ReachabilityFireability-01
FORMULA_NAME Dekker-PT-020-ReachabilityFireability-02
FORMULA_NAME Dekker-PT-020-ReachabilityFireability-03
FORMULA_NAME Dekker-PT-020-ReachabilityFireability-04
FORMULA_NAME Dekker-PT-020-ReachabilityFireability-05
FORMULA_NAME Dekker-PT-020-ReachabilityFireability-06
FORMULA_NAME Dekker-PT-020-ReachabilityFireability-07
FORMULA_NAME Dekker-PT-020-ReachabilityFireability-08
FORMULA_NAME Dekker-PT-020-ReachabilityFireability-09
FORMULA_NAME Dekker-PT-020-ReachabilityFireability-10
FORMULA_NAME Dekker-PT-020-ReachabilityFireability-11
FORMULA_NAME Dekker-PT-020-ReachabilityFireability-12
FORMULA_NAME Dekker-PT-020-ReachabilityFireability-13
FORMULA_NAME Dekker-PT-020-ReachabilityFireability-14
FORMULA_NAME Dekker-PT-020-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1654188615816

Running Version 202205111006
[2022-06-02 16:50:17] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -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, 3600]
[2022-06-02 16:50:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-06-02 16:50:17] [INFO ] Load time of PNML (sax parser for PT used): 126 ms
[2022-06-02 16:50:17] [INFO ] Transformed 100 places.
[2022-06-02 16:50:17] [INFO ] Transformed 440 transitions.
[2022-06-02 16:50:17] [INFO ] Found NUPN structural information;
[2022-06-02 16:50:17] [INFO ] Parsed PT model containing 100 places and 440 transitions in 250 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 26 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 7 formulas.
FORMULA Dekker-PT-020-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Dekker-PT-020-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Dekker-PT-020-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Dekker-PT-020-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Dekker-PT-020-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Dekker-PT-020-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Dekker-PT-020-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Dekker-PT-020-ReachabilityFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 2 resets, run finished after 169 ms. (steps per millisecond=59 ) properties (out of 8) seen :7
FORMULA Dekker-PT-020-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Dekker-PT-020-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Dekker-PT-020-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Dekker-PT-020-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Dekker-PT-020-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Dekker-PT-020-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Dekker-PT-020-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2022-06-02 16:50:17] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
// Phase 1: matrix 80 rows 100 cols
[2022-06-02 16:50:17] [INFO ] Computed 60 place invariants in 8 ms
[2022-06-02 16:50:17] [INFO ] After 151ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2022-06-02 16:50:17] [INFO ] [Nat]Absence check using 40 positive place invariants in 9 ms returned sat
[2022-06-02 16:50:17] [INFO ] [Nat]Absence check using 40 positive and 20 generalized place invariants in 4 ms returned sat
[2022-06-02 16:50:17] [INFO ] After 52ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2022-06-02 16:50:17] [INFO ] State equation strengthened by 20 read => feed constraints.
[2022-06-02 16:50:17] [INFO ] After 28ms SMT Verify possible using 20 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2022-06-02 16:50:18] [INFO ] Deduced a trap composed of 4 places in 58 ms of which 4 ms to minimize.
[2022-06-02 16:50:18] [INFO ] Deduced a trap composed of 4 places in 52 ms of which 1 ms to minimize.
[2022-06-02 16:50:18] [INFO ] Deduced a trap composed of 4 places in 39 ms of which 1 ms to minimize.
[2022-06-02 16:50:18] [INFO ] Deduced a trap composed of 4 places in 45 ms of which 1 ms to minimize.
[2022-06-02 16:50:18] [INFO ] Deduced a trap composed of 4 places in 48 ms of which 1 ms to minimize.
[2022-06-02 16:50:18] [INFO ] Deduced a trap composed of 4 places in 37 ms of which 0 ms to minimize.
[2022-06-02 16:50:18] [INFO ] Deduced a trap composed of 6 places in 37 ms of which 2 ms to minimize.
[2022-06-02 16:50:18] [INFO ] Deduced a trap composed of 4 places in 34 ms of which 1 ms to minimize.
[2022-06-02 16:50:18] [INFO ] Deduced a trap composed of 4 places in 26 ms of which 1 ms to minimize.
[2022-06-02 16:50:18] [INFO ] Deduced a trap composed of 4 places in 28 ms of which 0 ms to minimize.
[2022-06-02 16:50:18] [INFO ] Deduced a trap composed of 4 places in 24 ms of which 1 ms to minimize.
[2022-06-02 16:50:18] [INFO ] Deduced a trap composed of 4 places in 25 ms of which 0 ms to minimize.
[2022-06-02 16:50:18] [INFO ] Trap strengthening (SAT) tested/added 13/12 trap constraints in 563 ms
[2022-06-02 16:50:18] [INFO ] After 619ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 34 ms.
[2022-06-02 16:50:18] [INFO ] After 782ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 8 ms.
Support contains 43 out of 100 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 100/100 places, 440/440 transitions.
Applied a total of 0 rules in 37 ms. Remains 100 /100 variables (removed 0) and now considering 440/440 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 100/100 places, 440/440 transitions.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 4109 ms. (steps per millisecond=243 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1889 ms. (steps per millisecond=529 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 10920903 steps, run timeout after 18001 ms. (steps per millisecond=606 ) properties seen :{}
Probabilistic random walk after 10920903 steps, saw 1044267 distinct states, run finished after 18002 ms. (steps per millisecond=606 ) properties seen :0
Running SMT prover for 1 properties.
[2022-06-02 16:50:42] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
// Phase 1: matrix 80 rows 100 cols
[2022-06-02 16:50:42] [INFO ] Computed 60 place invariants in 2 ms
[2022-06-02 16:50:42] [INFO ] After 115ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2022-06-02 16:50:43] [INFO ] [Nat]Absence check using 40 positive place invariants in 101 ms returned sat
[2022-06-02 16:50:43] [INFO ] [Nat]Absence check using 40 positive and 20 generalized place invariants in 3 ms returned sat
[2022-06-02 16:50:43] [INFO ] After 98ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2022-06-02 16:50:43] [INFO ] State equation strengthened by 20 read => feed constraints.
[2022-06-02 16:50:43] [INFO ] After 35ms SMT Verify possible using 20 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2022-06-02 16:50:43] [INFO ] Deduced a trap composed of 4 places in 113 ms of which 0 ms to minimize.
[2022-06-02 16:50:43] [INFO ] Deduced a trap composed of 4 places in 57 ms of which 1 ms to minimize.
[2022-06-02 16:50:43] [INFO ] Deduced a trap composed of 4 places in 45 ms of which 1 ms to minimize.
[2022-06-02 16:50:43] [INFO ] Deduced a trap composed of 4 places in 34 ms of which 0 ms to minimize.
[2022-06-02 16:50:43] [INFO ] Deduced a trap composed of 4 places in 32 ms of which 0 ms to minimize.
[2022-06-02 16:50:43] [INFO ] Deduced a trap composed of 4 places in 44 ms of which 0 ms to minimize.
[2022-06-02 16:50:43] [INFO ] Deduced a trap composed of 6 places in 45 ms of which 0 ms to minimize.
[2022-06-02 16:50:43] [INFO ] Deduced a trap composed of 4 places in 43 ms of which 0 ms to minimize.
[2022-06-02 16:50:43] [INFO ] Deduced a trap composed of 4 places in 38 ms of which 5 ms to minimize.
[2022-06-02 16:50:43] [INFO ] Deduced a trap composed of 4 places in 35 ms of which 0 ms to minimize.
[2022-06-02 16:50:43] [INFO ] Deduced a trap composed of 4 places in 22 ms of which 1 ms to minimize.
[2022-06-02 16:50:43] [INFO ] Deduced a trap composed of 4 places in 22 ms of which 0 ms to minimize.
[2022-06-02 16:50:43] [INFO ] Trap strengthening (SAT) tested/added 13/12 trap constraints in 638 ms
[2022-06-02 16:50:43] [INFO ] After 713ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 27 ms.
[2022-06-02 16:50:43] [INFO ] After 1049ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 43 out of 100 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 100/100 places, 440/440 transitions.
Applied a total of 0 rules in 29 ms. Remains 100 /100 variables (removed 0) and now considering 440/440 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 100/100 places, 440/440 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 100/100 places, 440/440 transitions.
Applied a total of 0 rules in 19 ms. Remains 100 /100 variables (removed 0) and now considering 440/440 (removed 0) transitions.
[2022-06-02 16:50:43] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
// Phase 1: matrix 80 rows 100 cols
[2022-06-02 16:50:43] [INFO ] Computed 60 place invariants in 16 ms
[2022-06-02 16:50:44] [INFO ] Implicit Places using invariants in 131 ms returned [40, 43, 46, 49, 52, 55, 58, 61, 64, 67, 70, 73, 76, 79, 82, 85, 88, 91, 94, 97]
Discarding 20 places :
Implicit Place search using SMT only with invariants took 133 ms to find 20 implicit places.
Starting structural reductions in SAFETY mode, iteration 1 : 80/100 places, 440/440 transitions.
Applied a total of 0 rules in 12 ms. Remains 80 /80 variables (removed 0) and now considering 440/440 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 80/100 places, 440/440 transitions.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 4050 ms. (steps per millisecond=246 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1958 ms. (steps per millisecond=510 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 11047512 steps, run timeout after 18001 ms. (steps per millisecond=613 ) properties seen :{}
Probabilistic random walk after 11047512 steps, saw 1048274 distinct states, run finished after 18001 ms. (steps per millisecond=613 ) properties seen :0
Running SMT prover for 1 properties.
[2022-06-02 16:51:08] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
// Phase 1: matrix 80 rows 80 cols
[2022-06-02 16:51:08] [INFO ] Computed 40 place invariants in 5 ms
[2022-06-02 16:51:08] [INFO ] After 69ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2022-06-02 16:51:08] [INFO ] [Nat]Absence check using 40 positive place invariants in 8 ms returned sat
[2022-06-02 16:51:08] [INFO ] After 45ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2022-06-02 16:51:08] [INFO ] State equation strengthened by 20 read => feed constraints.
[2022-06-02 16:51:08] [INFO ] After 24ms SMT Verify possible using 20 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2022-06-02 16:51:08] [INFO ] Deduced a trap composed of 4 places in 61 ms of which 0 ms to minimize.
[2022-06-02 16:51:08] [INFO ] Deduced a trap composed of 4 places in 45 ms of which 0 ms to minimize.
[2022-06-02 16:51:08] [INFO ] Deduced a trap composed of 4 places in 281 ms of which 0 ms to minimize.
[2022-06-02 16:51:08] [INFO ] Deduced a trap composed of 4 places in 26 ms of which 1 ms to minimize.
[2022-06-02 16:51:08] [INFO ] Deduced a trap composed of 4 places in 38 ms of which 0 ms to minimize.
[2022-06-02 16:51:08] [INFO ] Deduced a trap composed of 4 places in 28 ms of which 0 ms to minimize.
[2022-06-02 16:51:08] [INFO ] Deduced a trap composed of 4 places in 51 ms of which 0 ms to minimize.
[2022-06-02 16:51:08] [INFO ] Deduced a trap composed of 4 places in 20 ms of which 1 ms to minimize.
[2022-06-02 16:51:08] [INFO ] Deduced a trap composed of 4 places in 29 ms of which 13 ms to minimize.
[2022-06-02 16:51:08] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 680 ms
[2022-06-02 16:51:08] [INFO ] After 737ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 21 ms.
[2022-06-02 16:51:09] [INFO ] After 874ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 43 out of 80 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 80/80 places, 440/440 transitions.
Applied a total of 0 rules in 16 ms. Remains 80 /80 variables (removed 0) and now considering 440/440 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 80/80 places, 440/440 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 80/80 places, 440/440 transitions.
Applied a total of 0 rules in 28 ms. Remains 80 /80 variables (removed 0) and now considering 440/440 (removed 0) transitions.
[2022-06-02 16:51:09] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
// Phase 1: matrix 80 rows 80 cols
[2022-06-02 16:51:09] [INFO ] Computed 40 place invariants in 0 ms
[2022-06-02 16:51:09] [INFO ] Implicit Places using invariants in 110 ms returned []
[2022-06-02 16:51:09] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
// Phase 1: matrix 80 rows 80 cols
[2022-06-02 16:51:09] [INFO ] Computed 40 place invariants in 2 ms
[2022-06-02 16:51:09] [INFO ] State equation strengthened by 20 read => feed constraints.
[2022-06-02 16:51:09] [INFO ] Implicit Places using invariants and state equation in 187 ms returned []
Implicit Place search using SMT with State Equation took 309 ms to find 0 implicit places.
[2022-06-02 16:51:09] [INFO ] Redundant transitions in 28 ms returned []
[2022-06-02 16:51:09] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
// Phase 1: matrix 80 rows 80 cols
[2022-06-02 16:51:09] [INFO ] Computed 40 place invariants in 0 ms
[2022-06-02 16:51:09] [INFO ] Dead Transitions using invariants and state equation in 201 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 80/80 places, 440/440 transitions.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 4046 ms. (steps per millisecond=247 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1959 ms. (steps per millisecond=510 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 11235924 steps, run timeout after 18001 ms. (steps per millisecond=624 ) properties seen :{}
Probabilistic random walk after 11235924 steps, saw 1048286 distinct states, run finished after 18001 ms. (steps per millisecond=624 ) properties seen :0
Running SMT prover for 1 properties.
[2022-06-02 16:51:33] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
// Phase 1: matrix 80 rows 80 cols
[2022-06-02 16:51:33] [INFO ] Computed 40 place invariants in 2 ms
[2022-06-02 16:51:33] [INFO ] After 47ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2022-06-02 16:51:33] [INFO ] [Nat]Absence check using 40 positive place invariants in 15 ms returned sat
[2022-06-02 16:51:33] [INFO ] After 51ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2022-06-02 16:51:33] [INFO ] State equation strengthened by 20 read => feed constraints.
[2022-06-02 16:51:33] [INFO ] After 24ms SMT Verify possible using 20 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2022-06-02 16:51:33] [INFO ] Deduced a trap composed of 4 places in 70 ms of which 0 ms to minimize.
[2022-06-02 16:51:34] [INFO ] Deduced a trap composed of 4 places in 62 ms of which 0 ms to minimize.
[2022-06-02 16:51:34] [INFO ] Deduced a trap composed of 4 places in 54 ms of which 0 ms to minimize.
[2022-06-02 16:51:34] [INFO ] Deduced a trap composed of 4 places in 26 ms of which 1 ms to minimize.
[2022-06-02 16:51:34] [INFO ] Deduced a trap composed of 4 places in 51 ms of which 0 ms to minimize.
[2022-06-02 16:51:34] [INFO ] Deduced a trap composed of 4 places in 44 ms of which 1 ms to minimize.
[2022-06-02 16:51:34] [INFO ] Deduced a trap composed of 4 places in 37 ms of which 0 ms to minimize.
[2022-06-02 16:51:34] [INFO ] Deduced a trap composed of 4 places in 25 ms of which 0 ms to minimize.
[2022-06-02 16:51:34] [INFO ] Deduced a trap composed of 4 places in 22 ms of which 0 ms to minimize.
[2022-06-02 16:51:34] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 453 ms
[2022-06-02 16:51:34] [INFO ] After 522ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 21 ms.
[2022-06-02 16:51:34] [INFO ] After 650ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 43 out of 80 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 80/80 places, 440/440 transitions.
Applied a total of 0 rules in 19 ms. Remains 80 /80 variables (removed 0) and now considering 440/440 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 80/80 places, 440/440 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 80/80 places, 440/440 transitions.
Applied a total of 0 rules in 10 ms. Remains 80 /80 variables (removed 0) and now considering 440/440 (removed 0) transitions.
[2022-06-02 16:51:34] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
// Phase 1: matrix 80 rows 80 cols
[2022-06-02 16:51:34] [INFO ] Computed 40 place invariants in 0 ms
[2022-06-02 16:51:34] [INFO ] Implicit Places using invariants in 88 ms returned []
[2022-06-02 16:51:34] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
// Phase 1: matrix 80 rows 80 cols
[2022-06-02 16:51:34] [INFO ] Computed 40 place invariants in 1 ms
[2022-06-02 16:51:34] [INFO ] State equation strengthened by 20 read => feed constraints.
[2022-06-02 16:51:34] [INFO ] Implicit Places using invariants and state equation in 130 ms returned []
Implicit Place search using SMT with State Equation took 238 ms to find 0 implicit places.
[2022-06-02 16:51:34] [INFO ] Redundant transitions in 25 ms returned []
[2022-06-02 16:51:34] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
// Phase 1: matrix 80 rows 80 cols
[2022-06-02 16:51:34] [INFO ] Computed 40 place invariants in 0 ms
[2022-06-02 16:51:34] [INFO ] Dead Transitions using invariants and state equation in 210 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 80/80 places, 440/440 transitions.
Ensure Unique test removed 360 transitions
Reduce isomorphic transitions removed 360 transitions.
Iterating post reduction 0 with 360 rules applied. Total rules applied 360 place count 80 transition count 80
Free-agglomeration rule applied 11 times.
Iterating global reduction 1 with 11 rules applied. Total rules applied 371 place count 80 transition count 69
Ensure Unique test removed 11 places
Reduce places removed 22 places and 0 transitions.
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 1 with 33 rules applied. Total rules applied 404 place count 58 transition count 58
Applied a total of 404 rules in 37 ms. Remains 58 /80 variables (removed 22) and now considering 58/440 (removed 382) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 58 rows 58 cols
[2022-06-02 16:51:34] [INFO ] Computed 29 place invariants in 5 ms
[2022-06-02 16:51:34] [INFO ] After 43ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2022-06-02 16:51:35] [INFO ] [Nat]Absence check using 29 positive place invariants in 4 ms returned sat
[2022-06-02 16:51:35] [INFO ] After 27ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2022-06-02 16:51:35] [INFO ] After 44ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2022-06-02 16:51:35] [INFO ] After 105ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2022-06-02 16:51:35] [INFO ] Flatten gal took : 47 ms
[2022-06-02 16:51:35] [INFO ] Flatten gal took : 7 ms
[2022-06-02 16:51:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11845992110467565456.gal : 6 ms
[2022-06-02 16:51:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13494617896763494551.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11845992110467565456.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13494617896763494551.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /tmp...321
Loading property file /tmp/ReachabilityCardinality13494617896763494551.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 16
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :16 after 288
Reachability property Dekker-PT-020-ReachabilityFireability-04 is true.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 9 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,62208,0.048285,3732,2,82,8,1214,6,0,293,210,0
Total reachable state count : 62208

Verifying 1 reachability properties.
Reachability property Dekker-PT-020-ReachabilityFireability-04 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
Dekker-PT-020-ReachabilityFireability-04,384,0.063873,4132,2,71,8,1214,7,0,407,210,0
[2022-06-02 16:51:35] [INFO ] Flatten gal took : 76 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin13849536184170503175
[2022-06-02 16:51:35] [INFO ] Applying decomposition
[2022-06-02 16:51:35] [INFO ] Flatten gal took : 129 ms
[2022-06-02 16:51:35] [INFO ] Computing symmetric may disable matrix : 440 transitions.
[2022-06-02 16:51:35] [INFO ] Computation of Complete disable matrix. took 14 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-06-02 16:51:35] [INFO ] Computing symmetric may enable matrix : 440 transitions.
[2022-06-02 16:51:35] [INFO ] Flatten gal took : 156 ms
[2022-06-02 16:51:35] [INFO ] Computation of Complete enable matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-06-02 16:51:36] [INFO ] Computing Do-Not-Accords matrix : 440 transitions.
[2022-06-02 16:51:36] [INFO ] Computation of Completed DNA matrix. took 31 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-06-02 16:51:36] [INFO ] Input system was already deterministic with 440 transitions.
[2022-06-02 16:51:36] [INFO ] Built C files in 289ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13849536184170503175
Running compilation step : cd /tmp/ltsmin13849536184170503175;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/limit_time.pl' '720' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
[2022-06-02 16:51:36] [INFO ] Ran tautology test, simplified 0 / 1 in 678 ms.
[2022-06-02 16:51:36] [INFO ] BMC solution for property Dekker-PT-020-ReachabilityFireability-04(UNSAT) depth K=0 took 16 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202205111006/bin/convert-linux64' '-i' '/tmp/graph2830296045159623819.txt' '-o' '/tmp/graph2830296045159623819.bin' '-w' '/tmp/graph2830296045159623819.weights'
[2022-06-02 16:51:36] [INFO ] BMC solution for property Dekker-PT-020-ReachabilityFireability-04(UNSAT) depth K=1 took 33 ms
Built communities with : '/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202205111006/bin/louvain-linux64' '/tmp/graph2830296045159623819.bin' '-l' '-1' '-v' '-w' '/tmp/graph2830296045159623819.weights' '-q' '0' '-e' '0.001'
[2022-06-02 16:51:36] [INFO ] Decomposing Gal with order
[2022-06-02 16:51:36] [INFO ] Rewriting arrays to variables to allow decomposition.
[2022-06-02 16:51:36] [INFO ] Removed a total of 1080 redundant transitions.
Presburger conditions satisfied. Using coverability to approximate state space in K-Induction.
Normalized transition count is 80 out of 440 initially.
// Phase 1: matrix 80 rows 80 cols
[2022-06-02 16:51:36] [INFO ] Computed 40 place invariants in 1 ms
[2022-06-02 16:51:36] [INFO ] Computed 40 place invariants in 1 ms
[2022-06-02 16:51:36] [INFO ] Flatten gal took : 110 ms
[2022-06-02 16:51:36] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 11 ms.
[2022-06-02 16:51:36] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability7643574293448973153.gal : 4 ms
[2022-06-02 16:51:36] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability5267941182269853847.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability7643574293448973153.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability5267941182269853847.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /tmp...298
Loading property file /tmp/ReachabilityFireability5267941182269853847.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 32768
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :1.04862e+06 after 1.26157e+06
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,1.15343e+07,0.043273,5656,43,10,762,255,592,503,35,262,0
Total reachable state count : 11534336

Verifying 1 reachability properties.
Reachability property Dekker-PT-020-ReachabilityFireability-04 is true.
FORMULA Dekker-PT-020-ReachabilityFireability-04 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
Dekker-PT-020-ReachabilityFireability-04,2048,0.045909,5656,25,13,762,255,693,503,44,262,214
[2022-06-02 16:51:37] [WARNING] Interrupting SMT solver.
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Error adding positive variable constraint (error "Failed to assert expression: java.io.IOException: Broken pipe (>= (select (select s 0) 35) 0)")
Exception in thread "Thread-7" java.lang.RuntimeException: SMT assertion produced unexpected response success
at fr.lip6.move.gal.gal2smt.bmc.KInductionSolver.init(KInductionSolver.java:160)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd.runKInduction(Gal2SMTFrontEnd.java:283)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd$2.run(Gal2SMTFrontEnd.java:171)
at java.base/java.lang.Thread.run(Thread.java:829)
[2022-06-02 16:51:37] [WARNING] SMT solver unexpectedly returned 'unknown' answer, retrying.
java.lang.RuntimeException: SMT solver raised an exception or timeout :(error "Failed to check-sat")
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.checkSat(NextBMCSolver.java:299)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.checkSat(NextBMCSolver.java:307)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.verifyAssertion(NextBMCSolver.java:454)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.verify(NextBMCSolver.java:437)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd.runBMC(Gal2SMTFrontEnd.java:385)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd$1.run(Gal2SMTFrontEnd.java:164)
at java.base/java.lang.Thread.run(Thread.java:829)
[2022-06-02 16:51:37] [WARNING] Unexpected error occurred while running SMT. Was verifying Dekker-PT-020-ReachabilityFireability-04 SMT depth 2
java.lang.RuntimeException: java.lang.RuntimeException: SMT solver raised an exception or timeout :(error "Failed to check-sat")
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd.runBMC(Gal2SMTFrontEnd.java:411)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd$1.run(Gal2SMTFrontEnd.java:164)
at java.base/java.lang.Thread.run(Thread.java:829)
Caused by: java.lang.RuntimeException: SMT solver raised an exception or timeout :(error "Failed to check-sat")
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.checkSat(NextBMCSolver.java:299)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.checkSat(NextBMCSolver.java:307)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.verifyAssertion(NextBMCSolver.java:454)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.verify(NextBMCSolver.java:437)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd.runBMC(Gal2SMTFrontEnd.java:385)
... 2 more
[2022-06-02 16:51:37] [INFO ] During BMC, SMT solver timed out at depth 2
[2022-06-02 16:51:37] [INFO ] BMC solving timed out (3600000 secs) at depth 2
[2022-06-02 16:51:37] [INFO ] SMT solved 0/ 1 properties. Interrupting SMT analysis.
Total runtime 80101 ms.

BK_STOP 1654188697314

--------------------
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
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ 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 ReachabilityFireability -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 3600 -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="Dekker-PT-020"
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 2-4028"
echo " Executing tool itstools"
echo " Input is Dekker-PT-020, 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 r060-tall-165254772300615"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Dekker-PT-020.tgz
mv Dekker-PT-020 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 ;