Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r498-tall-171640617000037.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..................
=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is FlexibleBarrier-PT-10b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r498-tall-171640617000037
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 748K
-rw-r--r-- 1 mcc users 5.9K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 60K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.4K May 19 07:09 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K May 19 15:53 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 19 07:17 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K May 19 18:21 LTLFireability.xml
-rw-r--r-- 1 mcc users 6.6K Apr 13 07:58 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 60K Apr 13 07:58 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.1K Apr 13 07:58 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 77K Apr 13 07:58 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:45 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:45 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 374K May 18 16:42 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1717192612115

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FlexibleBarrier-PT-10b
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 21:56:53] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-05-31 21:56:53] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 21:56:53] [INFO ] Load time of PNML (sax parser for PT used): 121 ms
[2024-05-31 21:56:53] [INFO ] Transformed 1402 places.
[2024-05-31 21:56:53] [INFO ] Transformed 1613 transitions.
[2024-05-31 21:56:53] [INFO ] Found NUPN structural information;
[2024-05-31 21:56:53] [INFO ] Parsed PT model containing 1402 places and 1613 transitions and 4025 arcs in 233 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1402/1402 places, 1613/1613 transitions.
Graph (trivial) has 1370 edges and 1402 vertex of which 62 / 1402 are part of one of the 10 SCC in 11 ms
Free SCC test removed 52 places
Ensure Unique test removed 53 transitions
Reduce isomorphic transitions removed 53 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 359 transitions
Trivial Post-agglo rules discarded 359 transitions
Performed 359 trivial Post agglomeration. Transition count delta: 359
Iterating post reduction 0 with 359 rules applied. Total rules applied 360 place count 1350 transition count 1201
Reduce places removed 359 places and 0 transitions.
Iterating post reduction 1 with 359 rules applied. Total rules applied 719 place count 991 transition count 1201
Performed 90 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 90 Pre rules applied. Total rules applied 719 place count 991 transition count 1111
Deduced a syphon composed of 90 places in 5 ms
Reduce places removed 90 places and 0 transitions.
Iterating global reduction 2 with 180 rules applied. Total rules applied 899 place count 901 transition count 1111
Performed 575 Post agglomeration using F-continuation condition.Transition count delta: 575
Deduced a syphon composed of 575 places in 0 ms
Reduce places removed 575 places and 0 transitions.
Iterating global reduction 2 with 1150 rules applied. Total rules applied 2049 place count 326 transition count 536
Applied a total of 2049 rules in 153 ms. Remains 326 /1402 variables (removed 1076) and now considering 536/1613 (removed 1077) transitions.
[2024-05-31 21:56:53] [INFO ] Flow matrix only has 507 transitions (discarded 29 similar events)
// Phase 1: matrix 507 rows 326 cols
[2024-05-31 21:56:53] [INFO ] Computed 12 invariants in 27 ms
[2024-05-31 21:56:54] [INFO ] Implicit Places using invariants in 428 ms returned []
[2024-05-31 21:56:54] [INFO ] Flow matrix only has 507 transitions (discarded 29 similar events)
[2024-05-31 21:56:54] [INFO ] Invariant cache hit.
[2024-05-31 21:56:54] [INFO ] State equation strengthened by 61 read => feed constraints.
[2024-05-31 21:56:54] [INFO ] Implicit Places using invariants and state equation in 565 ms returned []
Implicit Place search using SMT with State Equation took 1024 ms to find 0 implicit places.
Running 535 sub problems to find dead transitions.
[2024-05-31 21:56:54] [INFO ] Flow matrix only has 507 transitions (discarded 29 similar events)
[2024-05-31 21:56:54] [INFO ] Invariant cache hit.
[2024-05-31 21:56:54] [INFO ] State equation strengthened by 61 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/325 variables, 325/325 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/325 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 2 (OVERLAPS) 1/326 variables, 12/337 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/326 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/326 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 5 (OVERLAPS) 506/832 variables, 326/664 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/832 variables, 60/724 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/832 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 8 (OVERLAPS) 1/833 variables, 1/725 constraints. Problems are: Problem set: 0 solved, 535 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 833/833 variables, and 725 constraints, problems are : Problem set: 0 solved, 535 unsolved in 30036 ms.
Refiners :[Domain max(s): 326/326 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 326/326 constraints, ReadFeed: 61/61 constraints, PredecessorRefiner: 535/535 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 535 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/325 variables, 325/325 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/325 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 2 (OVERLAPS) 1/326 variables, 12/337 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/326 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/326 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 5 (OVERLAPS) 506/832 variables, 326/664 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/832 variables, 60/724 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/832 variables, 535/1259 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/832 variables, 0/1259 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 9 (OVERLAPS) 1/833 variables, 1/1260 constraints. Problems are: Problem set: 0 solved, 535 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 833/833 variables, and 1260 constraints, problems are : Problem set: 0 solved, 535 unsolved in 30026 ms.
Refiners :[Domain max(s): 326/326 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 326/326 constraints, ReadFeed: 61/61 constraints, PredecessorRefiner: 535/535 constraints, Known Traps: 0/0 constraints]
After SMT, in 60822ms problems are : Problem set: 0 solved, 535 unsolved
Search for dead transitions found 0 dead transitions in 60848ms
Starting structural reductions in LIVENESS mode, iteration 1 : 326/1402 places, 536/1613 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 62053 ms. Remains : 326/1402 places, 536/1613 transitions.
Discarding 303 transitions out of 536. Remains 233
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (2552 resets) in 4505 ms. (8 steps per ms) remains 178/232 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 178/178 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 178/178 properties
[2024-05-31 21:57:57] [INFO ] Flow matrix only has 507 transitions (discarded 29 similar events)
[2024-05-31 21:57:57] [INFO ] Invariant cache hit.
[2024-05-31 21:57:57] [INFO ] State equation strengthened by 61 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/269 variables, 269/269 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/269 variables, 0/269 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 2 (OVERLAPS) 57/326 variables, 12/281 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/326 variables, 57/338 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/326 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 5 (OVERLAPS) 506/832 variables, 326/664 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/832 variables, 60/724 constraints. Problems are: Problem set: 0 solved, 178 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 832/833 variables, and 724 constraints, problems are : Problem set: 0 solved, 178 unsolved in 5025 ms.
Refiners :[Domain max(s): 326/326 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 326/326 constraints, ReadFeed: 60/61 constraints, PredecessorRefiner: 178/178 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 178 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/269 variables, 269/269 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/269 variables, 0/269 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 2 (OVERLAPS) 57/326 variables, 12/281 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/326 variables, 57/338 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/326 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 5 (OVERLAPS) 506/832 variables, 326/664 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/832 variables, 60/724 constraints. Problems are: Problem set: 0 solved, 178 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/832 variables, 178/902 constraints. Problems are: Problem set: 0 solved, 178 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 832/833 variables, and 902 constraints, problems are : Problem set: 0 solved, 178 unsolved in 5023 ms.
Refiners :[Domain max(s): 326/326 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 326/326 constraints, ReadFeed: 60/61 constraints, PredecessorRefiner: 178/178 constraints, Known Traps: 0/0 constraints]
After SMT, in 10234ms problems are : Problem set: 0 solved, 178 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 269 out of 326 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 326/326 places, 536/536 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 30 transitions
Reduce isomorphic transitions removed 30 transitions.
Iterating post reduction 0 with 30 rules applied. Total rules applied 30 place count 326 transition count 506
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 31 place count 325 transition count 505
Iterating global reduction 1 with 1 rules applied. Total rules applied 32 place count 325 transition count 505
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 33 place count 325 transition count 504
Free-agglomeration rule applied 23 times.
Iterating global reduction 2 with 23 rules applied. Total rules applied 56 place count 325 transition count 481
Reduce places removed 23 places and 0 transitions.
Iterating post reduction 2 with 23 rules applied. Total rules applied 79 place count 302 transition count 481
Applied a total of 79 rules in 84 ms. Remains 302 /326 variables (removed 24) and now considering 481/536 (removed 55) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 85 ms. Remains : 302/326 places, 481/536 transitions.
RANDOM walk for 4000000 steps (283097 resets) in 57027 ms. (70 steps per ms) remains 22/178 properties
BEST_FIRST walk for 400004 steps (212 resets) in 611 ms. (653 steps per ms) remains 17/22 properties
BEST_FIRST walk for 400004 steps (323 resets) in 276 ms. (1444 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400004 steps (323 resets) in 245 ms. (1626 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400004 steps (326 resets) in 154 ms. (2580 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400004 steps (322 resets) in 154 ms. (2580 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400004 steps (323 resets) in 154 ms. (2580 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400004 steps (323 resets) in 150 ms. (2649 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400004 steps (322 resets) in 154 ms. (2580 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400004 steps (322 resets) in 153 ms. (2597 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400004 steps (320 resets) in 153 ms. (2597 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400004 steps (321 resets) in 153 ms. (2597 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400003 steps (323 resets) in 154 ms. (2580 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400004 steps (320 resets) in 145 ms. (2739 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400004 steps (323 resets) in 147 ms. (2702 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400004 steps (322 resets) in 146 ms. (2721 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400004 steps (325 resets) in 153 ms. (2597 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400004 steps (323 resets) in 145 ms. (2739 steps per ms) remains 17/17 properties
BEST_FIRST walk for 400004 steps (321 resets) in 146 ms. (2721 steps per ms) remains 17/17 properties
// Phase 1: matrix 481 rows 302 cols
[2024-05-31 21:58:25] [INFO ] Computed 12 invariants in 5 ms
[2024-05-31 21:58:25] [INFO ] State equation strengthened by 73 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (OVERLAPS) 180/198 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/198 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 104/302 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/302 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 481/783 variables, 302/314 constraints. Problems are: Problem set: 0 solved, 17 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/783 variables, 73/387 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/783 variables, 0/387 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/783 variables, 0/387 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 783/783 variables, and 387 constraints, problems are : Problem set: 0 solved, 17 unsolved in 807 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 302/302 constraints, ReadFeed: 73/73 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (OVERLAPS) 180/198 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/198 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 104/302 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/302 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 481/783 variables, 302/314 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/783 variables, 73/387 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/783 variables, 17/404 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/783 variables, 0/404 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 9 (OVERLAPS) 0/783 variables, 0/404 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 783/783 variables, and 404 constraints, problems are : Problem set: 0 solved, 17 unsolved in 1017 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 302/302 constraints, ReadFeed: 73/73 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints]
After SMT, in 1849ms problems are : Problem set: 0 solved, 17 unsolved
Finished Parikh walk after 4108 steps, including 97 resets, run visited all 15 properties in 84 ms. (steps per millisecond=48 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 17 properties in 204 ms.
Able to resolve query QuasiLiveness after proving 233 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 93899 ms.
ITS solved all properties within timeout

BK_STOP 1717192707249

--------------------
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="FlexibleBarrier-PT-10b"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool ltsminxred"
echo " Input is FlexibleBarrier-PT-10b, 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 r498-tall-171640617000037"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-10b.tgz
mv FlexibleBarrier-PT-10b execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;