Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r119-tall-167814497300147.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is DBSingleClientW-PT-d1m04, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r119-tall-167814497300147
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 844K
-rw-r--r-- 1 mcc users 5.8K Feb 26 15:35 CTLCardinality.txt
-rw-r--r-- 1 mcc users 56K Feb 26 15:35 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Feb 26 15:34 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Feb 26 15:34 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 15:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 15:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 15:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 15:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 26 15:36 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 105K Feb 26 15:36 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.9K Feb 26 15:35 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 77K Feb 26 15:35 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 15:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:48 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 432K Mar 5 18:22 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 1679413087534

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DBSingleClientW-PT-d1m04
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-21 15:38:09] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-21 15:38:09] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 15:38:09] [INFO ] Load time of PNML (sax parser for PT used): 91 ms
[2023-03-21 15:38:09] [INFO ] Transformed 1440 places.
[2023-03-21 15:38:09] [INFO ] Transformed 672 transitions.
[2023-03-21 15:38:09] [INFO ] Parsed PT model containing 1440 places and 672 transitions and 2688 arcs in 161 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1440/1440 places, 672/672 transitions.
Reduce places removed 1114 places and 0 transitions.
Ensure Unique test removed 80 transitions
Reduce isomorphic transitions removed 80 transitions.
Iterating post reduction 0 with 1194 rules applied. Total rules applied 1194 place count 326 transition count 592
Applied a total of 1194 rules in 31 ms. Remains 326 /1440 variables (removed 1114) and now considering 592/672 (removed 80) transitions.
// Phase 1: matrix 592 rows 326 cols
[2023-03-21 15:38:09] [INFO ] Computed 2 place invariants in 22 ms
[2023-03-21 15:38:10] [INFO ] Implicit Places using invariants in 363 ms returned []
[2023-03-21 15:38:10] [INFO ] Invariant cache hit.
[2023-03-21 15:38:10] [INFO ] State equation strengthened by 338 read => feed constraints.
[2023-03-21 15:38:11] [INFO ] Implicit Places using invariants and state equation in 1356 ms returned []
Implicit Place search using SMT with State Equation took 1932 ms to find 0 implicit places.
[2023-03-21 15:38:11] [INFO ] Invariant cache hit.
[2023-03-21 15:38:11] [INFO ] Dead Transitions using invariants and state equation in 210 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 326/1440 places, 592/672 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 2175 ms. Remains : 326/1440 places, 592/672 transitions.
Discarding 275 transitions out of 592. Remains 317
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 2275 resets, run finished after 631 ms. (steps per millisecond=15 ) properties (out of 316) seen :43
Incomplete Best-First random walk after 101 steps, including 7 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 5 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 4 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 5 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 6 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 3 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 6 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 6 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 3 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 100 steps, including 5 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 100 steps, including 4 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 100 steps, including 8 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 5 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 4 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 5 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 6 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 6 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 100 steps, including 3 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 7 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 5 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 7 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 6 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 7 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 4 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 3 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 100 steps, including 3 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 6 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 7 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 5 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 5 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 3 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 6 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 100 steps, including 5 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 100 steps, including 4 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 100 steps, including 5 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 100 steps, including 4 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 5 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 100 steps, including 4 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 5 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 100 steps, including 5 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 5 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 4 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 7 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 100 steps, including 3 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 273) seen :0
Incomplete Best-First random walk after 101 steps, including 6 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 273) seen :0
Running SMT prover for 273 properties.
[2023-03-21 15:38:12] [INFO ] Invariant cache hit.
[2023-03-21 15:38:14] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 15:38:14] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 3 ms returned sat
[2023-03-21 15:38:37] [INFO ] After 24341ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:273
[2023-03-21 15:38:39] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-21 15:38:39] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-21 15:39:00] [INFO ] After 20356ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :273
[2023-03-21 15:39:00] [INFO ] State equation strengthened by 338 read => feed constraints.
[2023-03-21 15:39:02] [INFO ] After 2036ms SMT Verify possible using 338 Read/Feed constraints in natural domain returned unsat :0 sat :272
[2023-03-21 15:39:02] [INFO ] After 2037ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :272
Attempting to minimize the solution found.
Minimization took 1 ms.
[2023-03-21 15:39:02] [INFO ] After 25013ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :272
Parikh walk visited 21 properties in 546 ms.
Support contains 262 out of 326 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 326/326 places, 592/592 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 321 transition count 587
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 321 transition count 587
Applied a total of 10 rules in 67 ms. Remains 321 /326 variables (removed 5) and now considering 587/592 (removed 5) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 67 ms. Remains : 321/326 places, 587/592 transitions.
Interrupted random walk after 904639 steps, including 207768 resets, run timeout after 30001 ms. (steps per millisecond=30 ) properties seen 15
Incomplete Best-First random walk after 10000 steps, including 466 resets, run finished after 126 ms. (steps per millisecond=79 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 454 resets, run finished after 122 ms. (steps per millisecond=81 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 474 resets, run finished after 120 ms. (steps per millisecond=83 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10000 steps, including 476 resets, run finished after 119 ms. (steps per millisecond=84 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 471 resets, run finished after 120 ms. (steps per millisecond=83 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10001 steps, including 477 resets, run finished after 117 ms. (steps per millisecond=85 ) properties (out of 237) seen :0
Incomplete Best-First random walk after 10000 steps, including 514 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 237) seen :5
Incomplete Best-First random walk after 10001 steps, including 488 resets, run finished after 101 ms. (steps per millisecond=99 ) properties (out of 232) seen :0
Incomplete Best-First random walk after 10001 steps, including 437 resets, run finished after 117 ms. (steps per millisecond=85 ) properties (out of 232) seen :0
Incomplete Best-First random walk after 10001 steps, including 480 resets, run finished after 153 ms. (steps per millisecond=65 ) properties (out of 232) seen :0
Incomplete Best-First random walk after 10001 steps, including 463 resets, run finished after 112 ms. (steps per millisecond=89 ) properties (out of 232) seen :0
Incomplete Best-First random walk after 10000 steps, including 489 resets, run finished after 102 ms. (steps per millisecond=98 ) properties (out of 232) seen :0
Incomplete Best-First random walk after 10001 steps, including 465 resets, run finished after 100 ms. (steps per millisecond=100 ) properties (out of 232) seen :0
Incomplete Best-First random walk after 10001 steps, including 460 resets, run finished after 142 ms. (steps per millisecond=70 ) properties (out of 232) seen :0
Incomplete Best-First random walk after 10001 steps, including 499 resets, run finished after 161 ms. (steps per millisecond=62 ) properties (out of 232) seen :0
Incomplete Best-First random walk after 10001 steps, including 515 resets, run finished after 162 ms. (steps per millisecond=61 ) properties (out of 232) seen :0
Incomplete Best-First random walk after 10000 steps, including 492 resets, run finished after 156 ms. (steps per millisecond=64 ) properties (out of 232) seen :0
Incomplete Best-First random walk after 10001 steps, including 458 resets, run finished after 154 ms. (steps per millisecond=64 ) properties (out of 232) seen :0
Incomplete Best-First random walk after 10001 steps, including 443 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 232) seen :0
Incomplete Best-First random walk after 10001 steps, including 475 resets, run finished after 106 ms. (steps per millisecond=94 ) properties (out of 232) seen :0
Incomplete Best-First random walk after 10001 steps, including 500 resets, run finished after 111 ms. (steps per millisecond=90 ) properties (out of 232) seen :0
Incomplete Best-First random walk after 10001 steps, including 477 resets, run finished after 107 ms. (steps per millisecond=93 ) properties (out of 232) seen :0
Incomplete Best-First random walk after 10000 steps, including 487 resets, run finished after 109 ms. (steps per millisecond=91 ) properties (out of 232) seen :0
Incomplete Best-First random walk after 10001 steps, including 486 resets, run finished after 116 ms. (steps per millisecond=86 ) properties (out of 232) seen :0
Incomplete Best-First random walk after 10001 steps, including 464 resets, run finished after 107 ms. (steps per millisecond=93 ) properties (out of 232) seen :0
Incomplete Best-First random walk after 10001 steps, including 489 resets, run finished after 111 ms. (steps per millisecond=90 ) properties (out of 232) seen :0
Incomplete Best-First random walk after 10001 steps, including 471 resets, run finished after 108 ms. (steps per millisecond=92 ) properties (out of 232) seen :0
Incomplete Best-First random walk after 10001 steps, including 476 resets, run finished after 110 ms. (steps per millisecond=90 ) properties (out of 232) seen :0
Incomplete Best-First random walk after 10000 steps, including 466 resets, run finished after 108 ms. (steps per millisecond=92 ) properties (out of 232) seen :0
Incomplete Best-First random walk after 10001 steps, including 452 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 232) seen :0
Incomplete Best-First random walk after 10001 steps, including 508 resets, run finished after 108 ms. (steps per millisecond=92 ) properties (out of 232) seen :0
Incomplete Best-First random walk after 10001 steps, including 474 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 232) seen :0
Incomplete Best-First random walk after 10001 steps, including 447 resets, run finished after 102 ms. (steps per millisecond=98 ) properties (out of 232) seen :0
Incomplete Best-First random walk after 10000 steps, including 481 resets, run finished after 106 ms. (steps per millisecond=94 ) properties (out of 232) seen :0
Incomplete Best-First random walk after 10000 steps, including 474 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 232) seen :6
Incomplete Best-First random walk after 10001 steps, including 484 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10000 steps, including 475 resets, run finished after 106 ms. (steps per millisecond=94 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 476 resets, run finished after 110 ms. (steps per millisecond=90 ) properties (out of 226) seen :0
Incomplete Best-First random walk after 10001 steps, including 451 resets, run finished after 101 ms. (steps per millisecond=99 ) properties (out of 226) seen :4
Incomplete Best-First random walk after 10001 steps, including 485 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10001 steps, including 495 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10001 steps, including 479 resets, run finished after 109 ms. (steps per millisecond=91 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10001 steps, including 468 resets, run finished after 100 ms. (steps per millisecond=100 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10001 steps, including 479 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10001 steps, including 451 resets, run finished after 97 ms. (steps per millisecond=103 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10001 steps, including 477 resets, run finished after 119 ms. (steps per millisecond=84 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10000 steps, including 471 resets, run finished after 102 ms. (steps per millisecond=98 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10001 steps, including 497 resets, run finished after 108 ms. (steps per millisecond=92 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10000 steps, including 483 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10000 steps, including 490 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10001 steps, including 459 resets, run finished after 100 ms. (steps per millisecond=100 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10000 steps, including 460 resets, run finished after 101 ms. (steps per millisecond=99 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10001 steps, including 519 resets, run finished after 106 ms. (steps per millisecond=94 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10000 steps, including 497 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10000 steps, including 491 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10000 steps, including 497 resets, run finished after 107 ms. (steps per millisecond=93 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10000 steps, including 462 resets, run finished after 106 ms. (steps per millisecond=94 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10001 steps, including 484 resets, run finished after 107 ms. (steps per millisecond=93 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10001 steps, including 440 resets, run finished after 102 ms. (steps per millisecond=98 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10001 steps, including 473 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10000 steps, including 464 resets, run finished after 102 ms. (steps per millisecond=98 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10000 steps, including 469 resets, run finished after 102 ms. (steps per millisecond=98 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10000 steps, including 472 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10001 steps, including 454 resets, run finished after 97 ms. (steps per millisecond=103 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10001 steps, including 465 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10000 steps, including 465 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10001 steps, including 477 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10001 steps, including 495 resets, run finished after 109 ms. (steps per millisecond=91 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10000 steps, including 453 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10001 steps, including 484 resets, run finished after 106 ms. (steps per millisecond=94 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10001 steps, including 483 resets, run finished after 102 ms. (steps per millisecond=98 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10000 steps, including 498 resets, run finished after 111 ms. (steps per millisecond=90 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10001 steps, including 467 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10000 steps, including 500 resets, run finished after 106 ms. (steps per millisecond=94 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10000 steps, including 462 resets, run finished after 106 ms. (steps per millisecond=94 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10000 steps, including 483 resets, run finished after 108 ms. (steps per millisecond=92 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10001 steps, including 487 resets, run finished after 108 ms. (steps per millisecond=92 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10001 steps, including 483 resets, run finished after 107 ms. (steps per millisecond=93 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10001 steps, including 480 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10001 steps, including 480 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10000 steps, including 482 resets, run finished after 102 ms. (steps per millisecond=98 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10001 steps, including 475 resets, run finished after 107 ms. (steps per millisecond=93 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10001 steps, including 484 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10001 steps, including 471 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10000 steps, including 448 resets, run finished after 102 ms. (steps per millisecond=98 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10000 steps, including 455 resets, run finished after 110 ms. (steps per millisecond=90 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10001 steps, including 478 resets, run finished after 113 ms. (steps per millisecond=88 ) properties (out of 222) seen :0
Incomplete Best-First random walk after 10000 steps, including 503 resets, run finished after 116 ms. (steps per millisecond=86 ) properties (out of 222) seen :0
Running SMT prover for 222 properties.
// Phase 1: matrix 587 rows 321 cols
[2023-03-21 15:39:42] [INFO ] Computed 2 place invariants in 14 ms
[2023-03-21 15:39:44] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-21 15:39:44] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-21 15:40:01] [INFO ] After 18476ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:222
[2023-03-21 15:40:03] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-21 15:40:03] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-21 15:40:19] [INFO ] After 15932ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :222
[2023-03-21 15:40:20] [INFO ] State equation strengthened by 337 read => feed constraints.
[2023-03-21 15:40:44] [INFO ] After 24688ms SMT Verify possible using 337 Read/Feed constraints in natural domain returned unsat :0 sat :222
[2023-03-21 15:41:09] [INFO ] After 49231ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :222
Attempting to minimize the solution found.
Minimization took 22969 ms.
[2023-03-21 15:41:32] [INFO ] After 90246ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :222
Parikh walk visited 0 properties in 2053 ms.
Support contains 234 out of 321 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 321/321 places, 587/587 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 315 transition count 566
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 315 transition count 566
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 16 place count 311 transition count 562
Iterating global reduction 0 with 4 rules applied. Total rules applied 20 place count 311 transition count 562
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 23 place count 308 transition count 559
Iterating global reduction 0 with 3 rules applied. Total rules applied 26 place count 308 transition count 559
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 28 place count 308 transition count 557
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 29 place count 307 transition count 555
Iterating global reduction 1 with 1 rules applied. Total rules applied 30 place count 307 transition count 555
Applied a total of 30 rules in 47 ms. Remains 307 /321 variables (removed 14) and now considering 555/587 (removed 32) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 307/321 places, 555/587 transitions.
Incomplete random walk after 1000000 steps, including 229969 resets, run finished after 28727 ms. (steps per millisecond=34 ) properties (out of 222) seen :5
Incomplete Best-First random walk after 10001 steps, including 449 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 485 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 484 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10000 steps, including 458 resets, run finished after 92 ms. (steps per millisecond=108 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 433 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 498 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 457 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10000 steps, including 483 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10000 steps, including 479 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 528 resets, run finished after 101 ms. (steps per millisecond=99 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 498 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10000 steps, including 457 resets, run finished after 93 ms. (steps per millisecond=107 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 468 resets, run finished after 93 ms. (steps per millisecond=107 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 484 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 440 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 477 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 442 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 479 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 503 resets, run finished after 92 ms. (steps per millisecond=108 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 467 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 490 resets, run finished after 93 ms. (steps per millisecond=107 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 428 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 478 resets, run finished after 93 ms. (steps per millisecond=107 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 463 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 450 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10000 steps, including 468 resets, run finished after 92 ms. (steps per millisecond=108 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 457 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 481 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 488 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 476 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 477 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 445 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 457 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 462 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 448 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 505 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10000 steps, including 457 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 488 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 440 resets, run finished after 88 ms. (steps per millisecond=113 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 479 resets, run finished after 93 ms. (steps per millisecond=107 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 480 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10000 steps, including 464 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10000 steps, including 478 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 501 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 496 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 485 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 476 resets, run finished after 93 ms. (steps per millisecond=107 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 464 resets, run finished after 92 ms. (steps per millisecond=108 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10001 steps, including 460 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 217) seen :0
Incomplete Best-First random walk after 10000 steps, including 483 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 217) seen :0
Finished probabilistic random walk after 123655 steps, run visited all 217 properties in 1436 ms. (steps per millisecond=86 )
Probabilistic random walk after 123655 steps, saw 52668 distinct states, run finished after 1437 ms. (steps per millisecond=86 ) properties seen :217
Able to resolve query QuasiLiveness after proving 317 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK PROBABILISTIC_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 239734 ms.
ITS solved all properties within timeout

BK_STOP 1679413329959

--------------------
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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /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="DBSingleClientW-PT-d1m04"
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 2-5348"
echo " Executing tool ltsminxred"
echo " Input is DBSingleClientW-PT-d1m04, 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 r119-tall-167814497300147"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DBSingleClientW-PT-d1m04.tgz
mv DBSingleClientW-PT-d1m04 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 ;