Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r063-smll-174854070300067.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is DBSingleClientW-PT-d1m10, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r063-smll-174854070300067
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 908K
-rw-r--r-- 1 mcc users 6.4K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 115K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 124K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 6 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 432K May 29 14:32 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1748585030675

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DBSingleClientW-PT-d1m10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202505121319
[2025-05-30 06:03:52] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2025-05-30 06:03:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 06:03:53] [INFO ] Load time of PNML (sax parser for PT used): 255 ms
[2025-05-30 06:03:53] [INFO ] Transformed 1440 places.
[2025-05-30 06:03:53] [INFO ] Transformed 672 transitions.
[2025-05-30 06:03:53] [INFO ] Parsed PT model containing 1440 places and 672 transitions and 2688 arcs in 428 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 62 ms. Remains 326 /1440 variables (removed 1114) and now considering 592/672 (removed 80) transitions.
// Phase 1: matrix 592 rows 326 cols
[2025-05-30 06:03:53] [INFO ] Computed 2 invariants in 42 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 06:03:54] [INFO ] Implicit Places using invariants in 998 ms returned []
[2025-05-30 06:03:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 06:03:54] [INFO ] State equation strengthened by 338 read => feed constraints.
[2025-05-30 06:03:58] [INFO ] Implicit Places using invariants and state equation in 3809 ms returned []
Implicit Place search using SMT with State Equation took 4859 ms to find 0 implicit places.
Running 591 sub problems to find dead transitions.
[2025-05-30 06:03:58] [INFO ] Invariant cache hit.
[2025-05-30 06:03:58] [INFO ] State equation strengthened by 338 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/325 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 591 unsolved
At refinement iteration 1 (OVERLAPS) 1/326 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 591 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/326 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 591 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/326 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 591 unsolved
SMT process timed out in 32459ms, After SMT, problems are : Problem set: 0 solved, 591 unsolved
Search for dead transitions found 0 dead transitions in 32502ms
Starting structural reductions in LIVENESS mode, iteration 1 : 326/1440 places, 592/672 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 37483 ms. Remains : 326/1440 places, 592/672 transitions.
Discarding 275 transitions out of 592. Remains 317
Initial state reduction rules removed 1 formulas.
[2025-05-30 06:04:31] [INFO ] Flatten gal took : 162 ms
[2025-05-30 06:04:31] [INFO ] Flatten gal took : 88 ms
[2025-05-30 06:04:31] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6366206544315581328.gal : 77 ms
[2025-05-30 06:04:31] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4360928950833493662.prop : 16 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6366206544315581328.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4360928950833493662.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality4360928950833493662.prop.
Reachability property qltransition_466 is true.
RANDOM walk for 40000 steps (9142 resets) in 4880 ms. (8 steps per ms) remains 263/316 properties
BEST_FIRST walk for 402 steps (17 resets) in 18 ms. (21 steps per ms) remains 263/263 properties
Reachability property qltransition_13 is true.
Reachability property qltransition_12 is true.
Reachability property qltransition_3 is true.
Reachability property qltransition_2 is true.
Reachability property qltransition_1 is true.
SDD proceeding with computation,310 properties remain. new max is 2
SDD size :1 after 5
BEST_FIRST walk for 402 steps (17 resets) in 35 ms. (11 steps per ms) remains 263/263 properties
BEST_FIRST walk for 403 steps (19 resets) in 29 ms. (13 steps per ms) remains 263/263 properties
BEST_FIRST walk for 404 steps (21 resets) in 35 ms. (11 steps per ms) remains 263/263 properties
BEST_FIRST walk for 403 steps (20 resets) in 28 ms. (13 steps per ms) remains 263/263 properties
BEST_FIRST walk for 404 steps (18 resets) in 26 ms. (14 steps per ms) remains 263/263 properties
BEST_FIRST walk for 402 steps (22 resets) in 19 ms. (20 steps per ms) remains 263/263 properties
BEST_FIRST walk for 403 steps (21 resets) in 12 ms. (31 steps per ms) remains 263/263 properties
BEST_FIRST walk for 404 steps (20 resets) in 15 ms. (25 steps per ms) remains 263/263 properties
BEST_FIRST walk for 403 steps (20 resets) in 12 ms. (31 steps per ms) remains 263/263 properties
BEST_FIRST walk for 403 steps (18 resets) in 11 ms. (33 steps per ms) remains 263/263 properties
BEST_FIRST walk for 404 steps (21 resets) in 15 ms. (25 steps per ms) remains 263/263 properties
BEST_FIRST walk for 402 steps (20 resets) in 17 ms. (22 steps per ms) remains 263/263 properties
BEST_FIRST walk for 402 steps (27 resets) in 20 ms. (19 steps per ms) remains 263/263 properties
BEST_FIRST walk for 401 steps (18 resets) in 14 ms. (26 steps per ms) remains 263/263 properties
Reachability property qltransition_46 is true.
BEST_FIRST walk for 404 steps (17 resets) in 16 ms. (23 steps per ms) remains 263/263 properties
Reachability property qltransition_4 is true.
SDD proceeding with computation,308 properties remain. new max is 2
SDD size :5 after 20
BEST_FIRST walk for 404 steps (18 resets) in 20 ms. (19 steps per ms) remains 263/263 properties
BEST_FIRST walk for 401 steps (18 resets) in 13 ms. (28 steps per ms) remains 263/263 properties
BEST_FIRST walk for 402 steps (17 resets) in 15 ms. (25 steps per ms) remains 263/263 properties
BEST_FIRST walk for 404 steps (22 resets) in 15 ms. (25 steps per ms) remains 263/263 properties
BEST_FIRST walk for 403 steps (20 resets) in 16 ms. (23 steps per ms) remains 263/263 properties
BEST_FIRST walk for 404 steps (21 resets) in 20 ms. (19 steps per ms) remains 263/263 properties
BEST_FIRST walk for 404 steps (20 resets) in 14 ms. (26 steps per ms) remains 263/263 properties
BEST_FIRST walk for 404 steps (18 resets) in 15 ms. (25 steps per ms) remains 263/263 properties
BEST_FIRST walk for 404 steps (19 resets) in 22 ms. (17 steps per ms) remains 263/263 properties
BEST_FIRST walk for 404 steps (17 resets) in 13 ms. (28 steps per ms) remains 263/263 properties
BEST_FIRST walk for 403 steps (15 resets) in 8 ms. (44 steps per ms) remains 263/263 properties
BEST_FIRST walk for 404 steps (22 resets) in 9 ms. (40 steps per ms) remains 263/263 properties
BEST_FIRST walk for 401 steps (20 resets) in 14 ms. (26 steps per ms) remains 263/263 properties
BEST_FIRST walk for 400 steps (24 resets) in 10 ms. (36 steps per ms) remains 263/263 properties
BEST_FIRST walk for 402 steps (24 resets) in 12 ms. (30 steps per ms) remains 263/263 properties
BEST_FIRST walk for 402 steps (23 resets) in 8 ms. (44 steps per ms) remains 263/263 properties
BEST_FIRST walk for 401 steps (24 resets) in 8 ms. (44 steps per ms) remains 263/263 properties
BEST_FIRST walk for 404 steps (16 resets) in 7 ms. (50 steps per ms) remains 263/263 properties
BEST_FIRST walk for 402 steps (17 resets) in 8 ms. (44 steps per ms) remains 263/263 properties
BEST_FIRST walk for 402 steps (21 resets) in 7 ms. (50 steps per ms) remains 263/263 properties
BEST_FIRST walk for 402 steps (19 resets) in 9 ms. (40 steps per ms) remains 263/263 properties
BEST_FIRST walk for 403 steps (17 resets) in 11 ms. (33 steps per ms) remains 263/263 properties
BEST_FIRST walk for 403 steps (19 resets) in 9 ms. (40 steps per ms) remains 263/263 properties
Reachability property qltransition_467 is true.
BEST_FIRST walk for 402 steps (17 resets) in 15 ms. (25 steps per ms) remains 263/263 properties
BEST_FIRST walk for 403 steps (16 resets) in 13 ms. (28 steps per ms) remains 263/263 properties
Reachability property qltransition_7 is true.
Reachability property qltransition_5 is true.
SDD proceeding with computation,305 properties remain. new max is 2
SDD size :20 after 34
BEST_FIRST walk for 402 steps (17 resets) in 13 ms. (28 steps per ms) remains 263/263 properties
BEST_FIRST walk for 403 steps (14 resets) in 10 ms. (36 steps per ms) remains 263/263 properties
BEST_FIRST walk for 403 steps (19 resets) in 14 ms. (26 steps per ms) remains 263/263 properties
BEST_FIRST walk for 404 steps (16 resets) in 10 ms. (36 steps per ms) remains 263/263 properties
BEST_FIRST walk for 404 steps (20 resets) in 11 ms. (33 steps per ms) remains 263/263 properties
BEST_FIRST walk for 404 steps (17 resets) in 10 ms. (36 steps per ms) remains 263/263 properties
BEST_FIRST walk for 403 steps (20 resets) in 9 ms. (40 steps per ms) remains 263/263 properties
BEST_FIRST walk for 403 steps (17 resets) in 8 ms. (44 steps per ms) remains 263/263 properties
BEST_FIRST walk for 404 steps (24 resets) in 10 ms. (36 steps per ms) remains 263/263 properties
[2025-05-30 06:04:32] [INFO ] Invariant cache hit.
SDD proceeding with computation,305 properties remain. new max is 4
SDD size :34 after 46
[2025-05-30 06:04:32] [INFO ] State equation strengthened by 338 read => feed constraints.
SDD proceeding with computation,305 properties remain. new max is 8
SDD size :46 after 72
SDD proceeding with computation,305 properties remain. new max is 16
SDD size :72 after 96
SDD proceeding with computation,305 properties remain. new max is 32
SDD size :96 after 124
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SDD proceeding with computation,305 properties remain. new max is 64
SDD size :124 after 148
SDD proceeding with computation,305 properties remain. new max is 128
SDD size :148 after 200
SDD proceeding with computation,305 properties remain. new max is 256
SDD size :200 after 278
SDD proceeding with computation,305 properties remain. new max is 512
SDD size :278 after 404
SDD proceeding with computation,305 properties remain. new max is 1024
SDD size :404 after 636
SDD proceeding with computation,305 properties remain. new max is 2048
SDD size :636 after 1110
At refinement iteration 0 (INCLUDED_ONLY) 0/273 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (OVERLAPS) 17/290 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 263 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 290/918 variables, and 1 constraints, problems are : Problem set: 0 solved, 263 unsolved in 5024 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/326 constraints, ReadFeed: 0/338 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 263 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/273 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (OVERLAPS) 17/290 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 263 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0)
(s1 0)
(s2 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 290/918 variables, and 1 constraints, problems are : Problem set: 0 solved, 263 unsolved in 5020 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/326 constraints, ReadFeed: 0/338 constraints, PredecessorRefiner: 0/263 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10582ms problems are : Problem set: 0 solved, 263 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 273 out of 326 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 326/326 places, 592/592 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 322 transition count 588
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 322 transition count 588
Applied a total of 8 rules in 100 ms. Remains 322 /326 variables (removed 4) and now considering 588/592 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 101 ms. Remains : 322/326 places, 588/592 transitions.
Reachability property qltransition_588 is true.
Reachability property qltransition_584 is true.
Reachability property qltransition_563 is true.
Reachability property qltransition_562 is true.
Reachability property qltransition_561 is true.
Reachability property qltransition_560 is true.
Reachability property qltransition_505 is true.
Reachability property qltransition_504 is true.
Reachability property qltransition_485 is true.
Reachability property qltransition_484 is true.
Reachability property qltransition_454 is true.
Reachability property qltransition_450 is true.
Reachability property qltransition_375 is true.
Reachability property qltransition_370 is true.
Reachability property qltransition_369 is true.
Reachability property qltransition_226 is true.
Reachability property qltransition_225 is true.
Reachability property qltransition_224 is true.
Reachability property qltransition_135 is true.
Reachability property qltransition_66 is true.
Reachability property qltransition_62 is true.
Reachability property qltransition_31 is true.
Reachability property qltransition_30 is true.
SDD proceeding with computation,282 properties remain. new max is 2048
SDD size :1110 after 26952
SDD proceeding with computation,282 properties remain. new max is 4096
SDD size :26952 after 214009
RANDOM walk for 2471735 steps (566783 resets) in 120005 ms. (20 steps per ms) remains 231/263 properties
BEST_FIRST walk for 40002 steps (1892 resets) in 472 ms. (84 steps per ms) remains 231/231 properties
BEST_FIRST walk for 40001 steps (1952 resets) in 414 ms. (96 steps per ms) remains 231/231 properties
BEST_FIRST walk for 40003 steps (1900 resets) in 579 ms. (68 steps per ms) remains 231/231 properties
BEST_FIRST walk for 40004 steps (1923 resets) in 549 ms. (72 steps per ms) remains 231/231 properties
BEST_FIRST walk for 40003 steps (1834 resets) in 519 ms. (76 steps per ms) remains 231/231 properties
BEST_FIRST walk for 40004 steps (1835 resets) in 541 ms. (73 steps per ms) remains 231/231 properties
BEST_FIRST walk for 40004 steps (1856 resets) in 446 ms. (89 steps per ms) remains 231/231 properties
BEST_FIRST walk for 40002 steps (1828 resets) in 445 ms. (89 steps per ms) remains 231/231 properties
BEST_FIRST walk for 40004 steps (1899 resets) in 410 ms. (97 steps per ms) remains 231/231 properties
BEST_FIRST walk for 40002 steps (1934 resets) in 357 ms. (111 steps per ms) remains 231/231 properties
BEST_FIRST walk for 40003 steps (1885 resets) in 343 ms. (116 steps per ms) remains 231/231 properties
BEST_FIRST walk for 40004 steps (1872 resets) in 356 ms. (112 steps per ms) remains 231/231 properties
BEST_FIRST walk for 40002 steps (1861 resets) in 333 ms. (119 steps per ms) remains 231/231 properties
BEST_FIRST walk for 40004 steps (1775 resets) in 379 ms. (105 steps per ms) remains 231/231 properties
BEST_FIRST walk for 40004 steps (1942 resets) in 461 ms. (86 steps per ms) remains 231/231 properties
BEST_FIRST walk for 40002 steps (1794 resets) in 403 ms. (99 steps per ms) remains 231/231 properties
BEST_FIRST walk for 40002 steps (1858 resets) in 406 ms. (98 steps per ms) remains 231/231 properties
BEST_FIRST walk for 40002 steps (1947 resets) in 513 ms. (77 steps per ms) remains 231/231 properties
BEST_FIRST walk for 40004 steps (1876 resets) in 461 ms. (86 steps per ms) remains 230/231 properties
BEST_FIRST walk for 40002 steps (1874 resets) in 471 ms. (84 steps per ms) remains 230/230 properties
BEST_FIRST walk for 40002 steps (1833 resets) in 414 ms. (96 steps per ms) remains 230/230 properties
BEST_FIRST walk for 40002 steps (1877 resets) in 418 ms. (95 steps per ms) remains 230/230 properties
BEST_FIRST walk for 40003 steps (1914 resets) in 427 ms. (93 steps per ms) remains 230/230 properties
BEST_FIRST walk for 40004 steps (1846 resets) in 449 ms. (88 steps per ms) remains 230/230 properties
BEST_FIRST walk for 40002 steps (1867 resets) in 411 ms. (97 steps per ms) remains 230/230 properties
BEST_FIRST walk for 40003 steps (1840 resets) in 478 ms. (83 steps per ms) remains 230/230 properties
BEST_FIRST walk for 40003 steps (1904 resets) in 440 ms. (90 steps per ms) remains 230/230 properties
BEST_FIRST walk for 40003 steps (1880 resets) in 456 ms. (87 steps per ms) remains 229/230 properties
BEST_FIRST walk for 40003 steps (1924 resets) in 392 ms. (101 steps per ms) remains 229/229 properties
BEST_FIRST walk for 40002 steps (1842 resets) in 353 ms. (113 steps per ms) remains 229/229 properties
BEST_FIRST walk for 40003 steps (1873 resets) in 358 ms. (111 steps per ms) remains 229/229 properties
BEST_FIRST walk for 40004 steps (1837 resets) in 345 ms. (115 steps per ms) remains 229/229 properties
BEST_FIRST walk for 40002 steps (1887 resets) in 426 ms. (93 steps per ms) remains 229/229 properties
BEST_FIRST walk for 40004 steps (1873 resets) in 333 ms. (119 steps per ms) remains 229/229 properties
BEST_FIRST walk for 40002 steps (1794 resets) in 346 ms. (115 steps per ms) remains 229/229 properties
BEST_FIRST walk for 40002 steps (1845 resets) in 360 ms. (110 steps per ms) remains 223/229 properties
BEST_FIRST walk for 40001 steps (1831 resets) in 468 ms. (85 steps per ms) remains 223/223 properties
BEST_FIRST walk for 40004 steps (1807 resets) in 398 ms. (100 steps per ms) remains 223/223 properties
BEST_FIRST walk for 40003 steps (1857 resets) in 348 ms. (114 steps per ms) remains 223/223 properties
BEST_FIRST walk for 40004 steps (1906 resets) in 572 ms. (69 steps per ms) remains 223/223 properties
BEST_FIRST walk for 40003 steps (1839 resets) in 714 ms. (55 steps per ms) remains 223/223 properties
BEST_FIRST walk for 40002 steps (1814 resets) in 723 ms. (55 steps per ms) remains 223/223 properties
BEST_FIRST walk for 40002 steps (1833 resets) in 502 ms. (79 steps per ms) remains 223/223 properties
BEST_FIRST walk for 40003 steps (1852 resets) in 560 ms. (71 steps per ms) remains 223/223 properties
BEST_FIRST walk for 40002 steps (1930 resets) in 482 ms. (82 steps per ms) remains 223/223 properties
BEST_FIRST walk for 40003 steps (1954 resets) in 489 ms. (81 steps per ms) remains 223/223 properties
BEST_FIRST walk for 40003 steps (1859 resets) in 490 ms. (81 steps per ms) remains 223/223 properties
BEST_FIRST walk for 40001 steps (1844 resets) in 478 ms. (83 steps per ms) remains 223/223 properties
SDD proceeding with computation,282 properties remain. new max is 8192
SDD size :214009 after 2.01172e+06
BEST_FIRST walk for 40003 steps (1835 resets) in 411 ms. (97 steps per ms) remains 223/223 properties
BEST_FIRST walk for 40001 steps (1898 resets) in 498 ms. (80 steps per ms) remains 223/223 properties
BEST_FIRST walk for 40003 steps (1930 resets) in 501 ms. (79 steps per ms) remains 223/223 properties
BEST_FIRST walk for 40003 steps (1951 resets) in 606 ms. (65 steps per ms) remains 223/223 properties
BEST_FIRST walk for 40004 steps (1843 resets) in 500 ms. (79 steps per ms) remains 214/223 properties
BEST_FIRST walk for 40002 steps (1910 resets) in 541 ms. (73 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40004 steps (1813 resets) in 502 ms. (79 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40003 steps (1844 resets) in 516 ms. (77 steps per ms) remains 214/214 properties
BEST_FIRST walk for 40001 steps (1894 resets) in 489 ms. (81 steps per ms) remains 208/214 properties
BEST_FIRST walk for 40004 steps (1895 resets) in 586 ms. (68 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (1888 resets) in 571 ms. (69 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (1918 resets) in 428 ms. (93 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (1810 resets) in 475 ms. (84 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (1898 resets) in 556 ms. (71 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (1881 resets) in 488 ms. (81 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (1829 resets) in 459 ms. (86 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (1839 resets) in 426 ms. (93 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (1904 resets) in 492 ms. (81 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (1817 resets) in 525 ms. (76 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40001 steps (1864 resets) in 478 ms. (83 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40001 steps (1875 resets) in 435 ms. (91 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (1900 resets) in 510 ms. (78 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (1899 resets) in 475 ms. (84 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40002 steps (1901 resets) in 440 ms. (90 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (1890 resets) in 386 ms. (103 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (1849 resets) in 438 ms. (91 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (1873 resets) in 450 ms. (88 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (1867 resets) in 473 ms. (84 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40001 steps (1899 resets) in 491 ms. (81 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (1937 resets) in 427 ms. (93 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (1859 resets) in 466 ms. (85 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (1940 resets) in 478 ms. (83 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (1858 resets) in 471 ms. (84 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (1885 resets) in 429 ms. (93 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (1919 resets) in 476 ms. (83 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (1910 resets) in 492 ms. (81 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (1906 resets) in 567 ms. (70 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (1838 resets) in 586 ms. (68 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (1880 resets) in 499 ms. (80 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40002 steps (1832 resets) in 451 ms. (88 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40002 steps (1886 resets) in 413 ms. (96 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (1892 resets) in 478 ms. (83 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40002 steps (1859 resets) in 451 ms. (88 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (1917 resets) in 440 ms. (90 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (1945 resets) in 469 ms. (85 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (1890 resets) in 510 ms. (78 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (1900 resets) in 493 ms. (80 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40001 steps (1907 resets) in 462 ms. (86 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40002 steps (1871 resets) in 386 ms. (103 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40002 steps (1859 resets) in 435 ms. (91 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (1900 resets) in 450 ms. (88 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (1853 resets) in 489 ms. (81 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (1874 resets) in 438 ms. (91 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40004 steps (1900 resets) in 490 ms. (81 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (1893 resets) in 504 ms. (79 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40001 steps (1849 resets) in 405 ms. (98 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (1806 resets) in 482 ms. (82 steps per ms) remains 208/208 properties
BEST_FIRST walk for 40003 steps (1887 resets) in 469 ms. (85 steps per ms) remains 208/208 properties
// Phase 1: matrix 588 rows 322 cols
[2025-05-30 06:05:30] [INFO ] Computed 2 invariants in 10 ms
[2025-05-30 06:05:30] [INFO ] State equation strengthened by 338 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/221 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 1 (OVERLAPS) 33/254 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/254 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 3 (OVERLAPS) 36/290 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/290 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 5 (OVERLAPS) 542/832 variables, 290/292 constraints. Problems are: Problem set: 0 solved, 208 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/832 variables, 292/584 constraints. Problems are: Problem set: 0 solved, 208 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/832 variables, 0/584 constraints. Problems are: Problem set: 0 solved, 208 unsolved
Reachability property qltransition_580 is true.
Reachability property qltransition_576 is true.
Reachability property qltransition_559 is true.
Reachability property qltransition_558 is true.
Reachability property qltransition_503 is true.
Reachability property qltransition_469 is true.
Reachability property qltransition_468 is true.
Reachability property qltransition_446 is true.
Reachability property qltransition_442 is true.
Reachability property qltransition_368 is true.
Reachability property qltransition_363 is true.
Reachability property qltransition_362 is true.
Reachability property qltransition_222 is true.
Reachability property qltransition_221 is true.
Reachability property qltransition_220 is true.
Reachability property qltransition_118 is true.
At refinement iteration 8 (OVERLAPS) 76/908 variables, 31/615 constraints. Problems are: Problem set: 2 solved, 206 unsolved
Reachability property qltransition_64 is true.
SMT process timed out in 45224ms, After SMT, problems are : Problem set: 2 solved, 206 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 218 out of 322 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 322/322 places, 588/588 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 309 transition count 541
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 309 transition count 541
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 36 place count 299 transition count 531
Iterating global reduction 0 with 10 rules applied. Total rules applied 46 place count 299 transition count 531
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 50 place count 295 transition count 527
Iterating global reduction 0 with 4 rules applied. Total rules applied 54 place count 295 transition count 527
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 56 place count 295 transition count 525
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 57 place count 294 transition count 523
Iterating global reduction 1 with 1 rules applied. Total rules applied 58 place count 294 transition count 523
Applied a total of 58 rules in 72 ms. Remains 294 /322 variables (removed 28) and now considering 523/588 (removed 65) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 72 ms. Remains : 294/322 places, 523/588 transitions.
Reachability property qltransition_60 is true.
RANDOM walk for 4000000 steps (916788 resets) in 101419 ms. (39 steps per ms) remains 193/206 properties
BEST_FIRST walk for 40001 steps (1858 resets) in 325 ms. (122 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40003 steps (1903 resets) in 332 ms. (120 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40002 steps (1904 resets) in 432 ms. (92 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40003 steps (1864 resets) in 363 ms. (109 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40003 steps (1849 resets) in 395 ms. (101 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40003 steps (1906 resets) in 331 ms. (120 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40003 steps (1785 resets) in 376 ms. (106 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40003 steps (1831 resets) in 333 ms. (119 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40004 steps (1918 resets) in 320 ms. (124 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40003 steps (1880 resets) in 288 ms. (138 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40004 steps (1856 resets) in 313 ms. (127 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40003 steps (1915 resets) in 493 ms. (80 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40004 steps (1884 resets) in 531 ms. (75 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40003 steps (1811 resets) in 425 ms. (93 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40002 steps (1892 resets) in 389 ms. (102 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40001 steps (1811 resets) in 303 ms. (131 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40004 steps (1788 resets) in 305 ms. (130 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40002 steps (1873 resets) in 385 ms. (103 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40001 steps (1841 resets) in 515 ms. (77 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40004 steps (1891 resets) in 519 ms. (76 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40002 steps (1897 resets) in 490 ms. (81 steps per ms) remains 193/193 properties
Reachability property qltransition_15 is true.
BEST_FIRST walk for 40001 steps (1861 resets) in 330 ms. (120 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40004 steps (1850 resets) in 330 ms. (120 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40001 steps (1933 resets) in 361 ms. (110 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40002 steps (1840 resets) in 342 ms. (116 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40004 steps (1877 resets) in 294 ms. (135 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40002 steps (1903 resets) in 314 ms. (126 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40003 steps (1866 resets) in 327 ms. (121 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40004 steps (1811 resets) in 359 ms. (111 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40003 steps (1862 resets) in 460 ms. (86 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40004 steps (1882 resets) in 531 ms. (75 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40001 steps (1919 resets) in 474 ms. (84 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40004 steps (1871 resets) in 290 ms. (137 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40003 steps (1827 resets) in 319 ms. (125 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40002 steps (1898 resets) in 353 ms. (113 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40002 steps (1874 resets) in 349 ms. (114 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40001 steps (1955 resets) in 481 ms. (82 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40001 steps (1860 resets) in 554 ms. (72 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40004 steps (1904 resets) in 463 ms. (86 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40003 steps (1884 resets) in 407 ms. (98 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40004 steps (1845 resets) in 326 ms. (122 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40003 steps (1888 resets) in 418 ms. (95 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40002 steps (1870 resets) in 415 ms. (96 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40003 steps (1868 resets) in 369 ms. (108 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40004 steps (1889 resets) in 318 ms. (125 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40003 steps (1923 resets) in 353 ms. (113 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40003 steps (1835 resets) in 307 ms. (129 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40001 steps (1891 resets) in 381 ms. (104 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40003 steps (1886 resets) in 333 ms. (119 steps per ms) remains 193/193 properties
BEST_FIRST walk for 40002 steps (1909 resets) in 365 ms. (109 steps per ms) remains 193/193 properties
Finished probabilistic random walk after 333990 steps, run visited all 193 properties in 3356 ms. (steps per millisecond=99 )
Probabilistic random walk after 333990 steps, saw 138578 distinct states, run finished after 3362 ms. (steps per millisecond=99 ) properties seen :193
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 317 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK DECISION_DIAGRAMS COLLATERAL_PROCESSING BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 178996 ms.

BK_STOP 1748585211789

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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-d1m10"
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 2-5832"
echo " Executing tool itstools"
echo " Input is DBSingleClientW-PT-d1m10, 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 r063-smll-174854070300067"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DBSingleClientW-PT-d1m10.tgz
mv DBSingleClientW-PT-d1m10 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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