Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2022-input.r157-smll-165277001700202.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2022-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is Parking-PT-432, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r157-smll-165277001700202
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 416K
-rw-r--r-- 1 mcc users 5.6K Apr 30 06:24 CTLCardinality.txt
-rw-r--r-- 1 mcc users 58K Apr 30 06:24 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Apr 30 06:04 CTLFireability.txt
-rw-r--r-- 1 mcc users 65K Apr 30 06:04 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:34 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K May 9 08:23 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 9 08:23 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 9 08:23 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K May 9 08:23 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 9 08:23 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 9 08:23 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:34 equiv_col
-rw-r--r-- 1 mcc users 4 May 10 09:34 instance
-rw-r--r-- 1 mcc users 6 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 192K May 10 09:34 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 1652865997939

Running Version 202205111006
[2022-05-18 09:26:39] [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]
[2022-05-18 09:26:39] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-18 09:26:40] [INFO ] Load time of PNML (sax parser for PT used): 212 ms
[2022-05-18 09:26:40] [INFO ] Transformed 529 places.
[2022-05-18 09:26:40] [INFO ] Transformed 785 transitions.
[2022-05-18 09:26:40] [INFO ] Found NUPN structural information;
[2022-05-18 09:26:40] [INFO ] Parsed PT model containing 529 places and 785 transitions in 414 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 529/529 places, 785/785 transitions.
Ensure Unique test removed 328 transitions
Reduce isomorphic transitions removed 328 transitions.
Drop transitions removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 0 with 344 rules applied. Total rules applied 344 place count 529 transition count 441
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 360 place count 513 transition count 441
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 16 Pre rules applied. Total rules applied 360 place count 513 transition count 425
Deduced a syphon composed of 16 places in 2 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 2 with 32 rules applied. Total rules applied 392 place count 497 transition count 425
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 396 place count 493 transition count 421
Iterating global reduction 2 with 4 rules applied. Total rules applied 400 place count 493 transition count 421
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Deduced a syphon composed of 20 places in 2 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 2 with 40 rules applied. Total rules applied 440 place count 473 transition count 401
Applied a total of 440 rules in 236 ms. Remains 473 /529 variables (removed 56) and now considering 401/785 (removed 384) transitions.
// Phase 1: matrix 401 rows 473 cols
[2022-05-18 09:26:40] [INFO ] Computed 124 place invariants in 28 ms
[2022-05-18 09:26:41] [INFO ] Implicit Places using invariants in 938 ms returned [63, 70, 76, 82, 89, 96, 102, 108, 132, 134, 175, 182, 188, 194, 201, 208, 214, 220, 244, 246, 287, 294, 300, 306, 313, 320, 326, 332, 356, 358, 399, 406, 412, 418, 425, 432, 438, 444, 468, 470]
Discarding 40 places :
Implicit Place search using SMT only with invariants took 997 ms to find 40 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 433/529 places, 401/785 transitions.
Discarding 32 places :
Symmetric choice reduction at 0 with 32 rule applications. Total rules 32 place count 401 transition count 369
Iterating global reduction 0 with 32 rules applied. Total rules applied 64 place count 401 transition count 369
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 72 place count 397 transition count 365
Applied a total of 72 rules in 75 ms. Remains 397 /433 variables (removed 36) and now considering 365/401 (removed 36) transitions.
// Phase 1: matrix 365 rows 397 cols
[2022-05-18 09:26:41] [INFO ] Computed 84 place invariants in 6 ms
[2022-05-18 09:26:42] [INFO ] Implicit Places using invariants in 335 ms returned []
// Phase 1: matrix 365 rows 397 cols
[2022-05-18 09:26:42] [INFO ] Computed 84 place invariants in 5 ms
[2022-05-18 09:26:42] [INFO ] State equation strengthened by 156 read => feed constraints.
[2022-05-18 09:26:42] [INFO ] Implicit Places using invariants and state equation in 837 ms returned []
Implicit Place search using SMT with State Equation took 1175 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 397/529 places, 365/785 transitions.
Finished structural reductions, in 2 iterations. Remains : 397/529 places, 365/785 transitions.
Discarding 128 transitions out of 365. Remains 237
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 92 resets, run finished after 909 ms. (steps per millisecond=11 ) properties (out of 236) seen :152
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 84) seen :0
Running SMT prover for 84 properties.
// Phase 1: matrix 365 rows 397 cols
[2022-05-18 09:26:44] [INFO ] Computed 84 place invariants in 5 ms
[2022-05-18 09:26:45] [INFO ] [Real]Absence check using 84 positive place invariants in 37 ms returned sat
[2022-05-18 09:26:48] [INFO ] After 4286ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:84
[2022-05-18 09:26:49] [INFO ] [Nat]Absence check using 84 positive place invariants in 27 ms returned sat
[2022-05-18 09:26:52] [INFO ] After 2123ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :84
[2022-05-18 09:26:52] [INFO ] State equation strengthened by 156 read => feed constraints.
[2022-05-18 09:26:55] [INFO ] After 2990ms SMT Verify possible using 156 Read/Feed constraints in natural domain returned unsat :0 sat :84
[2022-05-18 09:26:58] [INFO ] After 6627ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :84
Attempting to minimize the solution found.
Minimization took 2803 ms.
[2022-05-18 09:27:01] [INFO ] After 13210ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :84
Parikh walk visited 41 properties in 18839 ms.
Support contains 86 out of 397 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 397/397 places, 365/365 transitions.
Free-agglomeration rule applied 73 times.
Iterating global reduction 0 with 73 rules applied. Total rules applied 73 place count 397 transition count 292
Reduce places removed 73 places and 0 transitions.
Iterating post reduction 0 with 73 rules applied. Total rules applied 146 place count 324 transition count 292
Applied a total of 146 rules in 71 ms. Remains 324 /397 variables (removed 73) and now considering 292/365 (removed 73) transitions.
Finished structural reductions, in 1 iterations. Remains : 324/397 places, 292/365 transitions.
Interrupted random walk after 685983 steps, including 3695 resets, run timeout after 30001 ms. (steps per millisecond=22 ) properties seen 3
Incomplete Best-First random walk after 100001 steps, including 37 resets, run finished after 525 ms. (steps per millisecond=190 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 100001 steps, including 37 resets, run finished after 501 ms. (steps per millisecond=199 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 100001 steps, including 38 resets, run finished after 506 ms. (steps per millisecond=197 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 100001 steps, including 39 resets, run finished after 481 ms. (steps per millisecond=207 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 100001 steps, including 39 resets, run finished after 492 ms. (steps per millisecond=203 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 100001 steps, including 39 resets, run finished after 544 ms. (steps per millisecond=183 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 100001 steps, including 40 resets, run finished after 577 ms. (steps per millisecond=173 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 100001 steps, including 37 resets, run finished after 545 ms. (steps per millisecond=183 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 100001 steps, including 36 resets, run finished after 517 ms. (steps per millisecond=193 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 100001 steps, including 39 resets, run finished after 478 ms. (steps per millisecond=209 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 100001 steps, including 39 resets, run finished after 479 ms. (steps per millisecond=208 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 100001 steps, including 37 resets, run finished after 495 ms. (steps per millisecond=202 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 100001 steps, including 36 resets, run finished after 512 ms. (steps per millisecond=195 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 100001 steps, including 37 resets, run finished after 509 ms. (steps per millisecond=196 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 100001 steps, including 38 resets, run finished after 481 ms. (steps per millisecond=207 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 100001 steps, including 35 resets, run finished after 486 ms. (steps per millisecond=205 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 100001 steps, including 39 resets, run finished after 466 ms. (steps per millisecond=214 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 100001 steps, including 38 resets, run finished after 481 ms. (steps per millisecond=207 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 100001 steps, including 37 resets, run finished after 485 ms. (steps per millisecond=206 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 100001 steps, including 38 resets, run finished after 482 ms. (steps per millisecond=207 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 100001 steps, including 39 resets, run finished after 480 ms. (steps per millisecond=208 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 100001 steps, including 38 resets, run finished after 506 ms. (steps per millisecond=197 ) properties (out of 40) seen :1
Incomplete Best-First random walk after 100001 steps, including 39 resets, run finished after 568 ms. (steps per millisecond=176 ) properties (out of 39) seen :0
Incomplete Best-First random walk after 100001 steps, including 40 resets, run finished after 458 ms. (steps per millisecond=218 ) properties (out of 39) seen :0
Incomplete Best-First random walk after 100001 steps, including 41 resets, run finished after 467 ms. (steps per millisecond=214 ) properties (out of 39) seen :0
Incomplete Best-First random walk after 100001 steps, including 40 resets, run finished after 460 ms. (steps per millisecond=217 ) properties (out of 39) seen :0
Incomplete Best-First random walk after 100001 steps, including 41 resets, run finished after 472 ms. (steps per millisecond=211 ) properties (out of 39) seen :0
Incomplete Best-First random walk after 100001 steps, including 40 resets, run finished after 453 ms. (steps per millisecond=220 ) properties (out of 39) seen :1
Incomplete Best-First random walk after 100001 steps, including 39 resets, run finished after 464 ms. (steps per millisecond=215 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 100001 steps, including 39 resets, run finished after 467 ms. (steps per millisecond=214 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 100001 steps, including 38 resets, run finished after 462 ms. (steps per millisecond=216 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 100001 steps, including 41 resets, run finished after 459 ms. (steps per millisecond=217 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 100001 steps, including 37 resets, run finished after 484 ms. (steps per millisecond=206 ) properties (out of 38) seen :1
Incomplete Best-First random walk after 100001 steps, including 39 resets, run finished after 474 ms. (steps per millisecond=210 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 100000 steps, including 37 resets, run finished after 470 ms. (steps per millisecond=212 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 100001 steps, including 39 resets, run finished after 464 ms. (steps per millisecond=215 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 100001 steps, including 39 resets, run finished after 469 ms. (steps per millisecond=213 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 100001 steps, including 40 resets, run finished after 470 ms. (steps per millisecond=212 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 100001 steps, including 38 resets, run finished after 477 ms. (steps per millisecond=209 ) properties (out of 37) seen :0
Running SMT prover for 37 properties.
// Phase 1: matrix 292 rows 324 cols
[2022-05-18 09:28:09] [INFO ] Computed 84 place invariants in 6 ms
[2022-05-18 09:28:09] [INFO ] [Real]Absence check using 84 positive place invariants in 25 ms returned sat
[2022-05-18 09:28:11] [INFO ] After 1680ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:37
[2022-05-18 09:28:11] [INFO ] [Nat]Absence check using 84 positive place invariants in 23 ms returned sat
[2022-05-18 09:28:12] [INFO ] After 1090ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :37
[2022-05-18 09:28:12] [INFO ] State equation strengthened by 205 read => feed constraints.
[2022-05-18 09:28:13] [INFO ] After 815ms SMT Verify possible using 205 Read/Feed constraints in natural domain returned unsat :0 sat :37
[2022-05-18 09:28:14] [INFO ] After 2019ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :37
Attempting to minimize the solution found.
Minimization took 798 ms.
[2022-05-18 09:28:15] [INFO ] After 4512ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :37
Parikh walk visited 4 properties in 3882 ms.
Support contains 66 out of 324 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 324/324 places, 292/292 transitions.
Free-agglomeration rule applied 10 times.
Iterating global reduction 0 with 10 rules applied. Total rules applied 10 place count 324 transition count 282
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 20 place count 314 transition count 282
Applied a total of 20 rules in 53 ms. Remains 314 /324 variables (removed 10) and now considering 282/292 (removed 10) transitions.
Finished structural reductions, in 1 iterations. Remains : 314/324 places, 282/292 transitions.
Interrupted random walk after 716397 steps, including 3001 resets, run timeout after 30001 ms. (steps per millisecond=23 ) properties seen 0
Incomplete Best-First random walk after 100001 steps, including 40 resets, run finished after 698 ms. (steps per millisecond=143 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 100001 steps, including 38 resets, run finished after 555 ms. (steps per millisecond=180 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 100000 steps, including 39 resets, run finished after 551 ms. (steps per millisecond=181 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 100001 steps, including 40 resets, run finished after 548 ms. (steps per millisecond=182 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 100001 steps, including 40 resets, run finished after 543 ms. (steps per millisecond=184 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 100001 steps, including 38 resets, run finished after 576 ms. (steps per millisecond=173 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 100001 steps, including 41 resets, run finished after 744 ms. (steps per millisecond=134 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 100001 steps, including 40 resets, run finished after 572 ms. (steps per millisecond=174 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 100001 steps, including 41 resets, run finished after 547 ms. (steps per millisecond=182 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 100001 steps, including 39 resets, run finished after 540 ms. (steps per millisecond=185 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 100001 steps, including 43 resets, run finished after 638 ms. (steps per millisecond=156 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 100001 steps, including 40 resets, run finished after 631 ms. (steps per millisecond=158 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 100001 steps, including 43 resets, run finished after 545 ms. (steps per millisecond=183 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 100001 steps, including 40 resets, run finished after 534 ms. (steps per millisecond=187 ) properties (out of 33) seen :1
Incomplete Best-First random walk after 100001 steps, including 40 resets, run finished after 698 ms. (steps per millisecond=143 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 40 resets, run finished after 527 ms. (steps per millisecond=189 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 39 resets, run finished after 544 ms. (steps per millisecond=183 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 39 resets, run finished after 658 ms. (steps per millisecond=151 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 42 resets, run finished after 555 ms. (steps per millisecond=180 ) properties (out of 32) seen :1
Incomplete Best-First random walk after 100001 steps, including 40 resets, run finished after 661 ms. (steps per millisecond=151 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 100000 steps, including 41 resets, run finished after 531 ms. (steps per millisecond=188 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 100001 steps, including 38 resets, run finished after 517 ms. (steps per millisecond=193 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 100001 steps, including 40 resets, run finished after 511 ms. (steps per millisecond=195 ) properties (out of 31) seen :1
Incomplete Best-First random walk after 100001 steps, including 40 resets, run finished after 493 ms. (steps per millisecond=202 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 100001 steps, including 41 resets, run finished after 515 ms. (steps per millisecond=194 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 100001 steps, including 39 resets, run finished after 532 ms. (steps per millisecond=187 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 100001 steps, including 41 resets, run finished after 536 ms. (steps per millisecond=186 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 100001 steps, including 39 resets, run finished after 512 ms. (steps per millisecond=195 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 100001 steps, including 40 resets, run finished after 502 ms. (steps per millisecond=199 ) properties (out of 30) seen :1
Incomplete Best-First random walk after 100001 steps, including 42 resets, run finished after 516 ms. (steps per millisecond=193 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 100001 steps, including 40 resets, run finished after 535 ms. (steps per millisecond=186 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 100001 steps, including 41 resets, run finished after 543 ms. (steps per millisecond=184 ) properties (out of 29) seen :0
Incomplete Best-First random walk after 100001 steps, including 41 resets, run finished after 519 ms. (steps per millisecond=192 ) properties (out of 29) seen :0
Running SMT prover for 29 properties.
// Phase 1: matrix 282 rows 314 cols
[2022-05-18 09:29:08] [INFO ] Computed 84 place invariants in 3 ms
[2022-05-18 09:29:08] [INFO ] [Real]Absence check using 84 positive place invariants in 34 ms returned sat
[2022-05-18 09:29:10] [INFO ] After 1827ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:29
[2022-05-18 09:29:10] [INFO ] [Nat]Absence check using 84 positive place invariants in 35 ms returned sat
[2022-05-18 09:29:11] [INFO ] After 1015ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :29
[2022-05-18 09:29:11] [INFO ] State equation strengthened by 215 read => feed constraints.
[2022-05-18 09:29:12] [INFO ] After 1009ms SMT Verify possible using 215 Read/Feed constraints in natural domain returned unsat :0 sat :29
[2022-05-18 09:29:14] [INFO ] After 2440ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :29
Attempting to minimize the solution found.
Minimization took 944 ms.
[2022-05-18 09:29:15] [INFO ] After 5169ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :29
Parikh walk visited 4 properties in 2408 ms.
Support contains 50 out of 314 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 314/314 places, 282/282 transitions.
Free-agglomeration rule applied 8 times.
Iterating global reduction 0 with 8 rules applied. Total rules applied 8 place count 314 transition count 274
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 16 place count 306 transition count 274
Applied a total of 16 rules in 26 ms. Remains 306 /314 variables (removed 8) and now considering 274/282 (removed 8) transitions.
Finished structural reductions, in 1 iterations. Remains : 306/314 places, 274/282 transitions.
Interrupted random walk after 794107 steps, including 3354 resets, run timeout after 30001 ms. (steps per millisecond=26 ) properties seen 0
Incomplete Best-First random walk after 100001 steps, including 42 resets, run finished after 533 ms. (steps per millisecond=187 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 42 resets, run finished after 537 ms. (steps per millisecond=186 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 46 resets, run finished after 542 ms. (steps per millisecond=184 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 45 resets, run finished after 570 ms. (steps per millisecond=175 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 43 resets, run finished after 529 ms. (steps per millisecond=189 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 45 resets, run finished after 532 ms. (steps per millisecond=187 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100000 steps, including 44 resets, run finished after 547 ms. (steps per millisecond=182 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100000 steps, including 44 resets, run finished after 548 ms. (steps per millisecond=182 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 41 resets, run finished after 552 ms. (steps per millisecond=181 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 44 resets, run finished after 536 ms. (steps per millisecond=186 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 44 resets, run finished after 541 ms. (steps per millisecond=184 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 41 resets, run finished after 532 ms. (steps per millisecond=187 ) properties (out of 25) seen :1
Incomplete Best-First random walk after 100001 steps, including 49 resets, run finished after 511 ms. (steps per millisecond=195 ) properties (out of 24) seen :0
Incomplete Best-First random walk after 100000 steps, including 43 resets, run finished after 520 ms. (steps per millisecond=192 ) properties (out of 24) seen :0
Incomplete Best-First random walk after 100001 steps, including 44 resets, run finished after 541 ms. (steps per millisecond=184 ) properties (out of 24) seen :1
Incomplete Best-First random walk after 100001 steps, including 44 resets, run finished after 560 ms. (steps per millisecond=178 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 100001 steps, including 45 resets, run finished after 553 ms. (steps per millisecond=180 ) properties (out of 23) seen :1
Incomplete Best-First random walk after 100001 steps, including 40 resets, run finished after 578 ms. (steps per millisecond=173 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 41 resets, run finished after 571 ms. (steps per millisecond=175 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 44 resets, run finished after 573 ms. (steps per millisecond=174 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 100001 steps, including 41 resets, run finished after 600 ms. (steps per millisecond=166 ) properties (out of 22) seen :1
Incomplete Best-First random walk after 100001 steps, including 45 resets, run finished after 606 ms. (steps per millisecond=165 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 41 resets, run finished after 561 ms. (steps per millisecond=178 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 43 resets, run finished after 732 ms. (steps per millisecond=136 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 45 resets, run finished after 556 ms. (steps per millisecond=179 ) properties (out of 21) seen :0
Running SMT prover for 21 properties.
// Phase 1: matrix 274 rows 306 cols
[2022-05-18 09:30:01] [INFO ] Computed 84 place invariants in 6 ms
[2022-05-18 09:30:01] [INFO ] [Real]Absence check using 84 positive place invariants in 40 ms returned sat
[2022-05-18 09:30:03] [INFO ] After 1307ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:21
[2022-05-18 09:30:03] [INFO ] [Nat]Absence check using 84 positive place invariants in 38 ms returned sat
[2022-05-18 09:30:04] [INFO ] After 757ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :21
[2022-05-18 09:30:04] [INFO ] State equation strengthened by 223 read => feed constraints.
[2022-05-18 09:30:05] [INFO ] After 823ms SMT Verify possible using 223 Read/Feed constraints in natural domain returned unsat :0 sat :21
[2022-05-18 09:30:06] [INFO ] After 1837ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :21
Attempting to minimize the solution found.
Minimization took 666 ms.
[2022-05-18 09:30:06] [INFO ] After 3827ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :21
Parikh walk visited 4 properties in 1699 ms.
Support contains 34 out of 306 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 306/306 places, 274/274 transitions.
Free-agglomeration rule applied 8 times.
Iterating global reduction 0 with 8 rules applied. Total rules applied 8 place count 306 transition count 266
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 16 place count 298 transition count 266
Applied a total of 16 rules in 28 ms. Remains 298 /306 variables (removed 8) and now considering 266/274 (removed 8) transitions.
Finished structural reductions, in 1 iterations. Remains : 298/306 places, 266/274 transitions.
Interrupted random walk after 852982 steps, including 3578 resets, run timeout after 30001 ms. (steps per millisecond=28 ) properties seen 3
Interrupted Best-First random walk after 887145 steps, including 444 resets, run timeout after 5001 ms. (steps per millisecond=177 ) properties seen 0
Interrupted Best-First random walk after 872139 steps, including 441 resets, run timeout after 5001 ms. (steps per millisecond=174 ) properties seen 0
Interrupted Best-First random walk after 874622 steps, including 436 resets, run timeout after 5001 ms. (steps per millisecond=174 ) properties seen 0
Interrupted Best-First random walk after 869908 steps, including 445 resets, run timeout after 5001 ms. (steps per millisecond=173 ) properties seen 0
Interrupted Best-First random walk after 870197 steps, including 437 resets, run timeout after 5001 ms. (steps per millisecond=174 ) properties seen 0
Interrupted Best-First random walk after 864353 steps, including 435 resets, run timeout after 5001 ms. (steps per millisecond=172 ) properties seen 0
Interrupted Best-First random walk after 863869 steps, including 426 resets, run timeout after 5001 ms. (steps per millisecond=172 ) properties seen 0
Interrupted Best-First random walk after 891264 steps, including 431 resets, run timeout after 5001 ms. (steps per millisecond=178 ) properties seen 1
Interrupted Best-First random walk after 911812 steps, including 447 resets, run timeout after 5001 ms. (steps per millisecond=182 ) properties seen 1
Interrupted Best-First random walk after 882357 steps, including 440 resets, run timeout after 5001 ms. (steps per millisecond=176 ) properties seen 0
Interrupted Best-First random walk after 912188 steps, including 440 resets, run timeout after 5001 ms. (steps per millisecond=182 ) properties seen 1
Interrupted Best-First random walk after 919380 steps, including 465 resets, run timeout after 5001 ms. (steps per millisecond=183 ) properties seen 0
Interrupted Best-First random walk after 946562 steps, including 474 resets, run timeout after 5001 ms. (steps per millisecond=189 ) properties seen 0
Interrupted Best-First random walk after 925196 steps, including 458 resets, run timeout after 5001 ms. (steps per millisecond=185 ) properties seen 0
Running SMT prover for 11 properties.
// Phase 1: matrix 266 rows 298 cols
[2022-05-18 09:31:48] [INFO ] Computed 84 place invariants in 1 ms
[2022-05-18 09:31:48] [INFO ] [Real]Absence check using 84 positive place invariants in 24 ms returned sat
[2022-05-18 09:31:49] [INFO ] After 640ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:11
[2022-05-18 09:31:49] [INFO ] [Nat]Absence check using 84 positive place invariants in 36 ms returned sat
[2022-05-18 09:31:50] [INFO ] After 462ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :11
[2022-05-18 09:31:50] [INFO ] State equation strengthened by 231 read => feed constraints.
[2022-05-18 09:31:50] [INFO ] After 361ms SMT Verify possible using 231 Read/Feed constraints in natural domain returned unsat :0 sat :11
[2022-05-18 09:31:50] [INFO ] After 831ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :11
Attempting to minimize the solution found.
Minimization took 309 ms.
[2022-05-18 09:31:51] [INFO ] After 1918ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :11
Parikh walk visited 6 properties in 5083 ms.
Support contains 10 out of 298 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 298/298 places, 266/266 transitions.
Free-agglomeration rule applied 12 times.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 298 transition count 254
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 24 place count 286 transition count 254
Applied a total of 24 rules in 26 ms. Remains 286 /298 variables (removed 12) and now considering 254/266 (removed 12) transitions.
Finished structural reductions, in 1 iterations. Remains : 286/298 places, 254/266 transitions.
Finished random walk after 1315 steps, including 0 resets, run visited all 5 properties in 16 ms. (steps per millisecond=82 )
Able to resolve query QuasiLiveness after proving 237 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 316401 ms.

BK_STOP 1652866316369

--------------------
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="Parking-PT-432"
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 Parking-PT-432, 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 r157-smll-165277001700202"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Parking-PT-432.tgz
mv Parking-PT-432 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 ;