Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2022-input.r016-tajo-165245743400182.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2022-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
....................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is AirplaneLD-PT-1000, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r016-tajo-165245743400182
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 11M
-rw-r--r-- 1 mcc users 625K Apr 29 21:26 CTLCardinality.txt
-rw-r--r-- 1 mcc users 2.1M Apr 29 21:26 CTLCardinality.xml
-rw-r--r-- 1 mcc users 196K Apr 29 21:10 CTLFireability.txt
-rw-r--r-- 1 mcc users 1.1M Apr 29 21:10 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 382K May 9 07:02 LTLCardinality.txt
-rw-r--r-- 1 mcc users 895K May 9 07:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 196K May 9 07:02 LTLFireability.txt
-rw-r--r-- 1 mcc users 871K May 9 07:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 76K May 9 07:02 UpperBounds.txt
-rw-r--r-- 1 mcc users 140K May 9 07:02 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 10 09:33 equiv_col
-rw-r--r-- 1 mcc users 5 May 10 09:33 instance
-rw-r--r-- 1 mcc users 6 May 10 09:33 iscolored
-rw-r--r-- 1 mcc users 4.3M May 10 09:33 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1652772259212

Running Version 202205111006
[2022-05-17 07:24:20] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2022-05-17 07:24:20] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-17 07:24:21] [INFO ] Load time of PNML (sax parser for PT used): 525 ms
[2022-05-17 07:24:21] [INFO ] Transformed 7019 places.
[2022-05-17 07:24:21] [INFO ] Transformed 8008 transitions.
[2022-05-17 07:24:21] [INFO ] Parsed PT model containing 7019 places and 8008 transitions in 703 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 7019/7019 places, 8008/8008 transitions.
Reduce places removed 3005 places and 0 transitions.
Iterating post reduction 0 with 3005 rules applied. Total rules applied 3005 place count 4014 transition count 8008
Discarding 1500 places :
Symmetric choice reduction at 1 with 1500 rule applications. Total rules 4505 place count 2514 transition count 6508
Iterating global reduction 1 with 1500 rules applied. Total rules applied 6005 place count 2514 transition count 6508
Ensure Unique test removed 1500 transitions
Reduce isomorphic transitions removed 1500 transitions.
Iterating post reduction 1 with 1500 rules applied. Total rules applied 7505 place count 2514 transition count 5008
Applied a total of 7505 rules in 950 ms. Remains 2514 /7019 variables (removed 4505) and now considering 5008/8008 (removed 3000) transitions.
// Phase 1: matrix 5008 rows 2514 cols
[2022-05-17 07:24:23] [INFO ] Computed 1 place invariants in 766 ms
[2022-05-17 07:24:23] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-17 07:24:24] [INFO ] Implicit Places using invariants in 2480 ms returned [2513]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 2552 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 2513/7019 places, 5008/8008 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 2513 transition count 5006
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 2511 transition count 5006
Applied a total of 4 rules in 213 ms. Remains 2511 /2513 variables (removed 2) and now considering 5006/5008 (removed 2) transitions.
// Phase 1: matrix 5006 rows 2511 cols
[2022-05-17 07:24:25] [INFO ] Computed 0 place invariants in 459 ms
[2022-05-17 07:24:27] [INFO ] Implicit Places using invariants in 1857 ms returned []
// Phase 1: matrix 5006 rows 2511 cols
[2022-05-17 07:24:27] [INFO ] Computed 0 place invariants in 608 ms
[2022-05-17 07:24:28] [INFO ] Implicit Places using invariants and state equation in 1652 ms returned []
Implicit Place search using SMT with State Equation took 3518 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 2511/7019 places, 5006/8008 transitions.
Finished structural reductions, in 2 iterations. Remains : 2511/7019 places, 5006/8008 transitions.
Discarding 2499 transitions out of 5006. Remains 2507
Initial state reduction rules removed 5 formulas.
Incomplete random walk after 10000 steps, including 1481 resets, run finished after 3768 ms. (steps per millisecond=2 ) properties (out of 2502) seen :309
Running SMT prover for 2193 properties.
// Phase 1: matrix 5006 rows 2511 cols
[2022-05-17 07:24:33] [INFO ] Computed 0 place invariants in 446 ms
[2022-05-17 07:25:25] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2022-05-17 07:25:25] [INFO ] After 25068ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 2193 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 2196 out of 2511 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 2511/2511 places, 5006/5006 transitions.
Graph (complete) has 2509 edges and 2511 vertex of which 2510 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.26 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 4 place count 2510 transition count 5003
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 2 Pre rules applied. Total rules applied 4 place count 2510 transition count 5001
Deduced a syphon composed of 2 places in 3 ms
Ensure Unique test removed 1 places
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 5 rules applied. Total rules applied 9 place count 2507 transition count 5001
Discarding 306 places :
Symmetric choice reduction at 1 with 306 rule applications. Total rules 315 place count 2201 transition count 4695
Iterating global reduction 1 with 306 rules applied. Total rules applied 621 place count 2201 transition count 4695
Ensure Unique test removed 306 transitions
Reduce isomorphic transitions removed 306 transitions.
Iterating post reduction 1 with 306 rules applied. Total rules applied 927 place count 2201 transition count 4389
Free-agglomeration rule applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 928 place count 2201 transition count 4388
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 929 place count 2200 transition count 4388
Applied a total of 929 rules in 327 ms. Remains 2200 /2511 variables (removed 311) and now considering 4388/5006 (removed 618) transitions.
Finished structural reductions, in 1 iterations. Remains : 2200/2511 places, 4388/5006 transitions.
Interrupted random walk after 121807 steps, including 20297 resets, run timeout after 30004 ms. (steps per millisecond=4 ) properties seen 713
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 1480) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 1480) seen :0
Running SMT prover for 1480 properties.
// Phase 1: matrix 4388 rows 2200 cols
[2022-05-17 07:25:56] [INFO ] Computed 1 place invariants in 376 ms
[2022-05-17 07:26:48] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 6 ms returned sat
[2022-05-17 07:29:57] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2022-05-17 07:29:57] [INFO ] After 225042ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 1480 Parikh solutions to 1262 different solutions.
Parikh walk visited 43 properties in 2250 ms.
Support contains 1439 out of 2200 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 2200/2200 places, 4388/4388 transitions.
Graph (complete) has 2198 edges and 2200 vertex of which 1508 are kept as prefixes of interest. Removing 692 places using SCC suffix rule.5 ms
Discarding 692 places :
Also discarding 0 output transitions
Drop transitions removed 1385 transitions
Reduce isomorphic transitions removed 1385 transitions.
Iterating post reduction 0 with 1385 rules applied. Total rules applied 1386 place count 1508 transition count 3003
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 2 Pre rules applied. Total rules applied 1386 place count 1508 transition count 3001
Deduced a syphon composed of 2 places in 2 ms
Ensure Unique test removed 1 places
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 5 rules applied. Total rules applied 1391 place count 1505 transition count 3001
Discarding 61 places :
Symmetric choice reduction at 1 with 61 rule applications. Total rules 1452 place count 1444 transition count 2940
Iterating global reduction 1 with 61 rules applied. Total rules applied 1513 place count 1444 transition count 2940
Ensure Unique test removed 61 transitions
Reduce isomorphic transitions removed 61 transitions.
Iterating post reduction 1 with 61 rules applied. Total rules applied 1574 place count 1444 transition count 2879
Free-agglomeration rule applied 2 times.
Iterating global reduction 2 with 2 rules applied. Total rules applied 1576 place count 1444 transition count 2877
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 1578 place count 1442 transition count 2877
Applied a total of 1578 rules in 116 ms. Remains 1442 /2200 variables (removed 758) and now considering 2877/4388 (removed 1511) transitions.
Finished structural reductions, in 1 iterations. Remains : 1442/2200 places, 2877/4388 transitions.
Interrupted random walk after 145681 steps, including 29136 resets, run timeout after 30001 ms. (steps per millisecond=4 ) properties seen 439
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 1 ms. (steps per millisecond=1001 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Incomplete Best-First random walk after 1001 steps, including 0 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 998) seen :0
Running SMT prover for 998 properties.
// Phase 1: matrix 2877 rows 1442 cols
[2022-05-17 07:30:30] [INFO ] Computed 1 place invariants in 381 ms
[2022-05-17 07:30:57] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 3 ms returned sat
[2022-05-17 07:32:38] [INFO ] After 86500ms SMT Verify possible using state equation in real domain returned unsat :0 sat :998
[2022-05-17 07:34:27] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2022-05-17 07:34:27] [INFO ] After 225034ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 901 ms.
Support contains 999 out of 1442 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1442/1442 places, 2877/2877 transitions.
Graph (complete) has 1440 edges and 1442 vertex of which 1005 are kept as prefixes of interest. Removing 437 places using SCC suffix rule.4 ms
Discarding 437 places :
Also discarding 0 output transitions
Drop transitions removed 875 transitions
Reduce isomorphic transitions removed 875 transitions.
Iterating post reduction 0 with 875 rules applied. Total rules applied 876 place count 1005 transition count 2002
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 876 place count 1005 transition count 2001
Deduced a syphon composed of 1 places in 1 ms
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 3 rules applied. Total rules applied 879 place count 1003 transition count 2001
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 880 place count 1002 transition count 2000
Iterating global reduction 1 with 1 rules applied. Total rules applied 881 place count 1002 transition count 2000
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 882 place count 1002 transition count 1999
Free-agglomeration rule applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 883 place count 1002 transition count 1998
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 884 place count 1001 transition count 1998
Applied a total of 884 rules in 103 ms. Remains 1001 /1442 variables (removed 441) and now considering 1998/2877 (removed 879) transitions.
Finished structural reductions, in 1 iterations. Remains : 1001/1442 places, 1998/2877 transitions.
Finished random walk after 27862 steps, including 6965 resets, run visited all 998 properties in 3838 ms. (steps per millisecond=7 )
Able to resolve query QuasiLiveness after proving 2507 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 612121 ms.

BK_STOP 1652772872944

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

+ export LANG=C
+ LANG=C
+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ export PYTHONPATH=/usr/lib/python3.9/site-packages/
+ PYTHONPATH=/usr/lib/python3.9/site-packages/
+ export LD_LIBRARY_PATH=/usr/local/lib:
+ LD_LIBRARY_PATH=/usr/local/lib:
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ 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 QuasiLiveness -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=@none -Xss128m -Xms40m -Xmx8192m

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="AirplaneLD-PT-1000"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-4028"
echo " Executing tool itstools"
echo " Input is AirplaneLD-PT-1000, 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 r016-tajo-165245743400182"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-PT-1000.tgz
mv AirplaneLD-PT-1000 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 ;