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-174881267000427.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-S10J30, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r168-tall-174881267000427
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 19M
-rw-r--r-- 1 mcc users 32K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 171K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 755K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 2.8M 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 7.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 35K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 57K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 179K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 33K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 166K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 323K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 1.2M May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.1K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.7K 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 1748903361176

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-S10J30
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-02 22:29:22] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-06-02 22:29:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 22:29:23] [INFO ] Load time of PNML (sax parser for PT used): 612 ms
[2025-06-02 22:29:23] [INFO ] Transformed 664 places.
[2025-06-02 22:29:23] [INFO ] Transformed 12050 transitions.
[2025-06-02 22:29:23] [INFO ] Parsed PT model containing 664 places and 12050 transitions and 112559 arcs in 802 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 664/664 places, 12050/12050 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 36 transitions
Trivial Post-agglo rules discarded 36 transitions
Performed 36 trivial Post agglomeration. Transition count delta: 36
Iterating post reduction 0 with 10156 rules applied. Total rules applied 10156 place count 654 transition count 1904
Reduce places removed 36 places and 0 transitions.
Iterating post reduction 1 with 36 rules applied. Total rules applied 10192 place count 618 transition count 1904
Performed 35 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 35 Pre rules applied. Total rules applied 10192 place count 618 transition count 1869
Deduced a syphon composed of 35 places in 5 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 2 with 70 rules applied. Total rules applied 10262 place count 583 transition count 1869
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 3 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 10268 place count 580 transition count 1866
Applied a total of 10268 rules in 241 ms. Remains 580 /664 variables (removed 84) and now considering 1866/12050 (removed 10184) transitions.
Running 1855 sub problems to find dead transitions.
[2025-06-02 22:29:23] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
// Phase 1: matrix 1857 rows 580 cols
[2025-06-02 22:29:23] [INFO ] Computed 82 invariants in 131 ms
[2025-06-02 22:29:23] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 63/63 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/570 variables, 9/72 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
(s1 0.0)
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(s44 0.0)
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(s47 1.0)
(s48 0.0)
(s49 0.0)
(s50 0.0)
(s51 0.0)
(s52 0.0)
(s53 0.0)
(s54 0.0)
(s55 1.0)
(s56 0.0)
(s57 0.0)
(s58 1.0)
(s59 0.0)
(s60 0.0)
(s61 0.0)
(s62 0.0)
(s63 0.0)
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(s65 0.0)
(s66 0.0)
(s67 0.0)
(s68 0.0)
(s69 0.0)
(s70 0.0)
(s71 0.0)
(s72 0.0)
(s73 1.0)
(s74 0.0)
(s75 0.0)
(s76 0.0)
(s77 0.0)
(s78 0.0)
(s79 0.0)
(s80 0.0)
(s81 0.0)
(s82 0.0)
(s83 0.0)
(s84 0.0)
(s85 0.0)
(s86 0.0)
(s87 0.0)
(s88 9.0)
(s89 0.0)
(s90 0.0)
(s91 0.0)
(s92 0.0)
(s93 0.0)
(s94 0.0)
(s95 0.0)
(s96 4.0)
(s97 0.0)
(s98 4.0)
(s99 0.0)
(s100 0.0)
(s101 0.0)
(s102 0.0)
(s103 0.0)
(s104 0.0)
(s105 0.0)
(s106 0.0)
(s107 0.0)
(s108 0.0)
(s109 0.0)
(s110 1.0)
(s111 0.0)
(s112 0.0)
(s113 0.0)
(s114 0.0)
(s115 0.0)
(s116 0.0)
(s117 0.0)
(s118 0.0)
(s119 1.0)
(s120 0.0)
(s121 0.0)
(s122 0.0)
(s123 0.0)
(s124 0.0)
(s125 1.0)
(s126 0.0)
(s127 0.0)
(s128 0.0)
(s129 0.0)
(s130 0.0)
(s131 0.0)
(s132 0.0)
(s133 0.0)
(s134 0.0)
(s135 0.0)
(s136 0.0)
(s137 0.0)
(s138 0.0)
(s139 0.0)
(s140 0.0)
(s141 0.0)
(s142 0.0)
(s143 0.0)
(s144 0.0)
(s145 0.0)
(s146 0.0)
(s147 0.0)
(s148 0.0)
(s150 0.0)
(s151 1.0)
(s152 0.0)
(s153 0.0)
(s154 0.0)
(s155 4.0)
(s156 0.0)
(s157 0.0)
(s158 0.0)
(s159 0.0)
(s160 0.0)
(s161 0.0)
(s162 0.0)
(s163 0.0)
(s164 0.0)
(s165 0.0)
(s166 0.0)
(s167 0.0)
(s168 0.0)
(s169 0.0)
(s170 0.0)
(s171 0.0)
(s172 0.0)
(s173 0.0)
(s174 0.0)
(s175 0.0)
(s176 0.0)
(s177 timeout
0.0)
(s178 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 570/2437 variables, and 72 constraints, problems are : Problem set: 0 solved, 1855 unsolved in 20092 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 9/19 constraints, State Equation: 0/580 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1855/855 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1855 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 63/63 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/570 variables, 9/72 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
[2025-06-02 22:29:59] [INFO ] Deduced a trap composed of 87 places in 484 ms of which 12 ms to minimize.
[2025-06-02 22:30:07] [INFO ] Deduced a trap composed of 283 places in 485 ms of which 4 ms to minimize.
[2025-06-02 22:30:08] [INFO ] Deduced a trap composed of 265 places in 451 ms of which 3 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 570/2437 variables, and 75 constraints, problems are : Problem set: 0 solved, 1855 unsolved in 20035 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 9/19 constraints, State Equation: 0/580 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1000/855 constraints, Known Traps: 3/3 constraints]
After SMT, in 53563ms problems are : Problem set: 0 solved, 1855 unsolved
Search for dead transitions found 0 dead transitions in 53618ms
[2025-06-02 22:30:17] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 22:30:17] [INFO ] Invariant cache hit.
[2025-06-02 22:30:17] [INFO ] Implicit Places using invariants in 845 ms returned []
[2025-06-02 22:30:17] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 22:30:17] [INFO ] Invariant cache hit.
[2025-06-02 22:30:18] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-02 22:30:26] [INFO ] Implicit Places using invariants and state equation in 8542 ms returned []
Implicit Place search using SMT with State Equation took 9393 ms to find 0 implicit places.
Running 1855 sub problems to find dead transitions.
[2025-06-02 22:30:26] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 22:30:26] [INFO ] Invariant cache hit.
[2025-06-02 22:30:26] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 63/63 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/570 variables, 9/72 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 570/2437 variables, and 72 constraints, problems are : Problem set: 0 solved, 1855 unsolved in 30043 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 9/19 constraints, State Equation: 0/580 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1855/855 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1855 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 63/63 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/570 variables, 9/72 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
[2025-06-02 22:31:12] [INFO ] Deduced a trap composed of 18 places in 369 ms of which 3 ms to minimize.
[2025-06-02 22:31:18] [INFO ] Deduced a trap composed of 95 places in 441 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/570 variables, 2/74 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 570/2437 variables, and 74 constraints, problems are : Problem set: 0 solved, 1855 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 9/19 constraints, State Equation: 0/580 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1000/855 constraints, Known Traps: 2/2 constraints]
After SMT, in 72970ms problems are : Problem set: 0 solved, 1855 unsolved
Search for dead transitions found 0 dead transitions in 72991ms
Starting structural reductions in LIVENESS mode, iteration 1 : 580/664 places, 1866/12050 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 136314 ms. Remains : 580/664 places, 1866/12050 transitions.
Initial state reduction rules removed 11 formulas.
RANDOM walk for 40000 steps (2885 resets) in 7068 ms. (5 steps per ms) remains 824/1855 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 15 ms. (7 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 11 ms. (10 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 12 ms. (9 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 13 ms. (8 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 5 ms. (20 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 11 ms. (10 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 8 ms. (13 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 5 ms. (20 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 5 ms. (20 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 5 ms. (20 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 6 ms. (17 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 5 ms. (20 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 824/824 properties
BEST_FIRST walk for 124 steps (8 resets) in 7 ms. (15 steps per ms) remains 824/824 properties
[2025-06-02 22:31:41] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 22:31:41] [INFO ] Invariant cache hit.
[2025-06-02 22:31:41] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/95 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 824 unsolved
At refinement iteration 1 (OVERLAPS) 367/462 variables, 52/52 constraints. Problems are: Problem set: 0 solved, 824 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 462/2437 variables, and 52 constraints, problems are : Problem set: 0 solved, 824 unsolved in 5030 ms.
Refiners :[Positive P Invariants (semi-flows): 52/63 constraints, Generalized P Invariants (flows): 0/19 constraints, State Equation: 0/580 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 824/56 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 824 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/95 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 824 unsolved
At refinement iteration 1 (OVERLAPS) 367/462 variables, 52/52 constraints. Problems are: Problem set: 0 solved, 824 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 462/2437 variables, and 52 constraints, problems are : Problem set: 0 solved, 824 unsolved in 5024 ms.
Refiners :[Positive P Invariants (semi-flows): 52/63 constraints, Generalized P Invariants (flows): 0/19 constraints, State Equation: 0/580 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 768/56 constraints, Known Traps: 0/0 constraints]
After SMT, in 18457ms problems are : Problem set: 0 solved, 824 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 95 out of 580 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 580/580 places, 1866/1866 transitions.
Applied a total of 0 rules in 153 ms. Remains 580 /580 variables (removed 0) and now considering 1866/1866 (removed 0) transitions.
Running 1855 sub problems to find dead transitions.
[2025-06-02 22:32:00] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 22:32:00] [INFO ] Invariant cache hit.
[2025-06-02 22:32:00] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 63/63 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/570 variables, 9/72 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 570/2437 variables, and 72 constraints, problems are : Problem set: 0 solved, 1855 unsolved in 20035 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 9/19 constraints, State Equation: 0/580 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1855/855 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1855 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 63/63 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/570 variables, 9/72 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
[2025-06-02 22:32:36] [INFO ] Deduced a trap composed of 18 places in 334 ms of which 2 ms to minimize.
[2025-06-02 22:32:43] [INFO ] Deduced a trap composed of 95 places in 444 ms of which 3 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 570/2437 variables, and 74 constraints, problems are : Problem set: 0 solved, 1855 unsolved in 20029 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 9/19 constraints, State Equation: 0/580 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1000/855 constraints, Known Traps: 2/2 constraints]
After SMT, in 53444ms problems are : Problem set: 0 solved, 1855 unsolved
Search for dead transitions found 0 dead transitions in 53459ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53616 ms. Remains : 580/580 places, 1866/1866 transitions.
RANDOM walk for 2199748 steps (159518 resets) in 120004 ms. (18 steps per ms) remains 616/824 properties
BEST_FIRST walk for 4004 steps (11 resets) in 37 ms. (105 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (10 resets) in 24 ms. (160 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 (15 resets) in 32 ms. (121 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (10 resets) in 25 ms. (154 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (9 resets) in 26 ms. (148 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4003 steps (15 resets) in 33 ms. (117 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (10 resets) in 20 ms. (190 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 22 ms. (174 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (14 resets) in 32 ms. (121 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 (9 resets) in 29 ms. (133 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (11 resets) in 29 ms. (133 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (9 resets) in 27 ms. (143 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (16 resets) in 34 ms. (114 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (9 resets) in 21 ms. (182 steps per ms) remains 616/616 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 27 ms. (143 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (10 resets) in 23 ms. (166 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4003 steps (13 resets) in 39 ms. (100 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (12 resets) in 28 ms. (138 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4003 steps (10 resets) in 32 ms. (121 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (10 resets) in 25 ms. (154 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (12 resets) in 40 ms. (97 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (9 resets) in 21 ms. (182 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (14 resets) in 51 ms. (77 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (10 resets) in 32 ms. (121 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (9 resets) in 28 ms. (138 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (9 resets) in 33 ms. (117 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (10 resets) in 30 ms. (129 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (9 resets) in 44 ms. (88 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (8 resets) in 47 ms. (83 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4002 steps (10 resets) in 41 ms. (95 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4005 steps (8 resets) in 27 ms. (143 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4003 steps (8 resets) in 38 ms. (102 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (11 resets) in 43 ms. (91 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4003 steps (9 resets) in 28 ms. (138 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (9 resets) in 36 ms. (108 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (11 resets) in 36 ms. (108 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4003 steps (10 resets) in 37 ms. (105 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (9 resets) in 36 ms. (108 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (9 resets) in 28 ms. (138 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 616/616 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 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 4004 steps (9 resets) in 24 ms. (160 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
[2025-06-02 22:33:24] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 22:33:24] [INFO ] Invariant cache hit.
[2025-06-02 22:33:24] [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) 444/457 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 616 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/457 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 616 unsolved
Problem qltransition_542 is UNSAT
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK SMT_REFINEMENT TOPOLOGICAL INITIAL_STATE
SMT process timed out in 14676ms, 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 580 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 580/580 places, 1866/1866 transitions.
Applied a total of 0 rules in 76 ms. Remains 580 /580 variables (removed 0) and now considering 1866/1866 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 77 ms. Remains : 580/580 places, 1866/1866 transitions.
Total runtime 256989 ms.
ITS solved all properties within timeout

BK_STOP 1748903619750

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ 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-S10J30"
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-S10J30, 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-174881267000427"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBNT-PT-S10J30.tgz
mv PolyORBNT-PT-S10J30 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 ;