Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r168-tall-174881267000432.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool gold2024
Input is PolyORBNT-PT-S10J40, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r168-tall-174881267000432
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 19M
-rw-r--r-- 1 mcc users 18K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 107K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 353K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 1.4M May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 17K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 66K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 109K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 356K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 41K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 207K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 510K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 1.8M May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 6.4K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 7 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 14M May 29 14:32 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 1748903445150

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=PolyORBNT-PT-S10J40
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-02 22:30:46] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-06-02 22:30:46] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 22:30:47] [INFO ] Load time of PNML (sax parser for PT used): 638 ms
[2025-06-02 22:30:47] [INFO ] Transformed 854 places.
[2025-06-02 22:30:47] [INFO ] Transformed 12340 transitions.
[2025-06-02 22:30:47] [INFO ] Parsed PT model containing 854 places and 12340 transitions and 113999 arcs in 844 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 854/854 places, 12340/12340 transitions.
Ensure Unique test removed 10 places
Ensure Unique test removed 10110 transitions
Reduce isomorphic transitions removed 10110 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 46 transitions
Trivial Post-agglo rules discarded 46 transitions
Performed 46 trivial Post agglomeration. Transition count delta: 46
Iterating post reduction 0 with 10166 rules applied. Total rules applied 10166 place count 844 transition count 2184
Reduce places removed 46 places and 0 transitions.
Iterating post reduction 1 with 46 rules applied. Total rules applied 10212 place count 798 transition count 2184
Performed 45 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 45 Pre rules applied. Total rules applied 10212 place count 798 transition count 2139
Deduced a syphon composed of 45 places in 6 ms
Reduce places removed 45 places and 0 transitions.
Iterating global reduction 2 with 90 rules applied. Total rules applied 10302 place count 753 transition count 2139
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 5 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 10308 place count 750 transition count 2136
Applied a total of 10308 rules in 268 ms. Remains 750 /854 variables (removed 104) and now considering 2136/12340 (removed 10204) transitions.
Running 2125 sub problems to find dead transitions.
[2025-06-02 22:30:47] [INFO ] Flow matrix only has 2127 transitions (discarded 9 similar events)
// Phase 1: matrix 2127 rows 750 cols
[2025-06-02 22:30:47] [INFO ] Computed 102 invariants in 118 ms
[2025-06-02 22:30:47] [INFO ] State equation strengthened by 1 read => feed constraints.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/740 variables, 80/80 constraints. Problems are: Problem set: 0 solved, 2125 unsolved
SMT process timed out in 34910ms, After SMT, problems are : Problem set: 0 solved, 2125 unsolved
Search for dead transitions found 0 dead transitions in 34969ms
[2025-06-02 22:31:22] [INFO ] Flow matrix only has 2127 transitions (discarded 9 similar events)
[2025-06-02 22:31:22] [INFO ] Invariant cache hit.
[2025-06-02 22:31:23] [INFO ] Implicit Places using invariants in 1194 ms returned []
[2025-06-02 22:31:23] [INFO ] Flow matrix only has 2127 transitions (discarded 9 similar events)
[2025-06-02 22:31:23] [INFO ] Invariant cache hit.
[2025-06-02 22:31:24] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-02 22:31:38] [INFO ] Implicit Places using invariants and state equation in 14716 ms returned []
Implicit Place search using SMT with State Equation took 15922 ms to find 0 implicit places.
Running 2125 sub problems to find dead transitions.
[2025-06-02 22:31:38] [INFO ] Flow matrix only has 2127 transitions (discarded 9 similar events)
[2025-06-02 22:31:38] [INFO ] Invariant cache hit.
[2025-06-02 22:31:38] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/740 variables, 80/80 constraints. Problems are: Problem set: 0 solved, 2125 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/740 variables, 12/92 constraints. Problems are: Problem set: 0 solved, 2125 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 740/2877 variables, and 92 constraints, problems are : Problem set: 0 solved, 2125 unsolved in 30050 ms.
Refiners :[Positive P Invariants (semi-flows): 80/80 constraints, Generalized P Invariants (flows): 12/22 constraints, State Equation: 0/750 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 2125/1125 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2125 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/740 variables, 80/80 constraints. Problems are: Problem set: 0 solved, 2125 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/740 variables, 12/92 constraints. Problems are: Problem set: 0 solved, 2125 unsolved
[2025-06-02 22:32:32] [INFO ] Deduced a trap composed of 18 places in 358 ms of which 11 ms to minimize.
Error getting values : (error "ParserException while parsing response: ((s0 0)
(s1 0)
(s2 0)
(s3 1)
(s4 0)
(s5 0)
(s6 0)
(s7 0)
(s8 0)
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(s10 0)
(s11 0)
(s12 0)
(s13 0)
(s14 0)
(s15 0)
(s16 0)
(s17 0)
(s18 4)
(s19 0)
(s20 0)
(s21 0)
(s22 0)
(s23 0)
(s24 0)
(s25 0)
(s26 1)
(s27 1)
(s28 0)
(s29 0)
(s30 0)
(s31 0)
(s32 0)
(s33 0)
(s34 0)
(s35 0)
(s36 0)
(s37 0)
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(s40 0)
(s41 0)
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(s44 0)
(s45 0)
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(s47 0)
(s48 0)
(s49 0)
(s50 0)
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(s53 0)
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(s55 1)
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(s70 0)
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(s72 0)
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(s97 1)
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(s100 0)
(s101 0)
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(s104 0)
(s105 0)
(s106 4)
(s107 0)
(s108 0)
(s109 0)
(s110 0)
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(s112 1)
(s113 0)
(s114 0)
(s115 0)
(s116 0)
(s117 0)
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(s121 0)
(s122 0)
(s123 0)
(s124 0)
(s125 0)
(s126 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 740/2877 variables, and 93 constraints, problems are : Problem set: 0 solved, 2125 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 80/80 constraints, Generalized P Invariants (flows): 12/22 constraints, State Equation: 0/750 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1000/1125 constraints, Known Traps: 1/1 constraints]
After SMT, in 76095ms problems are : Problem set: 0 solved, 2125 unsolved
Search for dead transitions found 0 dead transitions in 76114ms
Starting structural reductions in LIVENESS mode, iteration 1 : 750/854 places, 2136/12340 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 127349 ms. Remains : 750/854 places, 2136/12340 transitions.
Initial state reduction rules removed 11 formulas.
RANDOM walk for 40001 steps (2901 resets) in 9751 ms. (4 steps per ms) remains 875/2125 properties
BEST_FIRST walk for 124 steps (8 resets) in 12 ms. (9 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 9 ms. (12 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 13 ms. (8 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 13 ms. (8 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 9 ms. (12 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 9 ms. (12 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 5 ms. (20 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 9 ms. (12 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 9 ms. (12 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 5 ms. (20 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 9 ms. (12 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 5 ms. (20 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 5 ms. (20 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 14 ms. (8 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 875/875 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 875/875 properties
[2025-06-02 22:32:57] [INFO ] Flow matrix only has 2127 transitions (discarded 9 similar events)
[2025-06-02 22:32:57] [INFO ] Invariant cache hit.
[2025-06-02 22:32:57] [INFO ] State equation strengthened by 1 read => feed constraints.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/167 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 875 unsolved
SMT process timed out in 14569ms, After SMT, problems are : Problem set: 0 solved, 875 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 167 out of 750 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 750/750 places, 2136/2136 transitions.
Applied a total of 0 rules in 171 ms. Remains 750 /750 variables (removed 0) and now considering 2136/2136 (removed 0) transitions.
Running 2125 sub problems to find dead transitions.
[2025-06-02 22:33:12] [INFO ] Flow matrix only has 2127 transitions (discarded 9 similar events)
[2025-06-02 22:33:12] [INFO ] Invariant cache hit.
[2025-06-02 22:33:12] [INFO ] State equation strengthened by 1 read => feed constraints.
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
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(s297 0.0)
(s298 0.0)
(s299 0.0)
(s300 0.0)
(s301 0.0)
(s302 timeout
0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/740 variables, 80/80 constraints. Problems are: Problem set: 0 solved, 2125 unsolved
SMT process timed out in 35356ms, After SMT, problems are : Problem set: 0 solved, 2125 unsolved
Search for dead transitions found 0 dead transitions in 35379ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35555 ms. Remains : 750/750 places, 2136/2136 transitions.
RANDOM walk for 1854696 steps (134670 resets) in 120004 ms. (15 steps per ms) remains 616/875 properties
BEST_FIRST walk for 4003 steps (8 resets) in 30 ms. (129 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (14 resets) in 33 ms. (117 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (9 resets) in 29 ms. (133 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4003 steps (13 resets) in 44 ms. (88 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (10 resets) in 33 ms. (117 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4003 steps (8 resets) in 27 ms. (142 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (8 resets) in 37 ms. (105 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4003 steps (8 resets) in 34 ms. (114 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (10 resets) in 27 ms. (143 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4003 steps (9 resets) in 26 ms. (148 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4003 steps (10 resets) in 28 ms. (138 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4002 steps (8 resets) in 24 ms. (160 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4003 steps (8 resets) in 25 ms. (153 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4003 steps (8 resets) in 25 ms. (153 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (9 resets) in 22 ms. (174 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (13 resets) in 33 ms. (117 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4003 steps (9 resets) in 23 ms. (166 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (9 resets) in 29 ms. (133 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (9 resets) in 37 ms. (105 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4003 steps (8 resets) in 28 ms. (138 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (10 resets) in 29 ms. (133 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (9 resets) in 20 ms. (190 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (13 resets) in 36 ms. (108 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4003 steps (10 resets) in 28 ms. (138 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (9 resets) in 25 ms. (154 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (8 resets) in 40 ms. (97 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4003 steps (8 resets) in 25 ms. (153 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4003 steps (8 resets) in 33 ms. (117 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (9 resets) in 42 ms. (93 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4002 steps (10 resets) in 27 ms. (142 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4003 steps (13 resets) in 47 ms. (83 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4005 steps (9 resets) in 26 ms. (148 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 616/616 properties
[2025-06-02 22:34:18] [INFO ] Flow matrix only has 2127 transitions (discarded 9 similar events)
[2025-06-02 22:34:18] [INFO ] Invariant cache hit.
[2025-06-02 22:34:18] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 616 unsolved
At refinement iteration 1 (OVERLAPS) 589/602 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 616 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/602 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 616 unsolved
Problem qltransition_720 is UNSAT
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK SMT_REFINEMENT TOPOLOGICAL INITIAL_STATE
SMT process timed out in 18250ms, After SMT, problems are : Problem set: 0 solved, 616 unsolved
Fused 616 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 13 out of 750 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 750/750 places, 2136/2136 transitions.
Applied a total of 0 rules in 97 ms. Remains 750 /750 variables (removed 0) and now considering 2136/2136 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 97 ms. Remains : 750/750 places, 2136/2136 transitions.
Total runtime 230364 ms.
ITS solved all properties within timeout

BK_STOP 1748903677159

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

+ 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//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -timeout 180 -rebuildPNML

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="PolyORBNT-PT-S10J40"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="gold2024"
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 2-5832"
echo " Executing tool gold2024"
echo " Input is PolyORBNT-PT-S10J40, 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 r168-tall-174881267000432"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBNT-PT-S10J40.tgz
mv PolyORBNT-PT-S10J40 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.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 ;