Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r063-smll-174854070600192.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 DES-PT-20b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r063-smll-174854070600192
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 576K
-rw-r--r-- 1 mcc users 6.3K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K 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 2.1K 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 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 142K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 82K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K 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 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 91K 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 1748589413673

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DES-PT-20b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202505121319
[2025-05-30 07:16:55] [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 07:16:55] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 07:16:55] [INFO ] Load time of PNML (sax parser for PT used): 140 ms
[2025-05-30 07:16:55] [INFO ] Transformed 360 places.
[2025-05-30 07:16:55] [INFO ] Transformed 311 transitions.
[2025-05-30 07:16:55] [INFO ] Found NUPN structural information;
[2025-05-30 07:16:55] [INFO ] Parsed PT model containing 360 places and 311 transitions and 987 arcs in 322 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 360/360 places, 311/311 transitions.
Reduce places removed 3 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 23 transitions
Trivial Post-agglo rules discarded 23 transitions
Performed 23 trivial Post agglomeration. Transition count delta: 23
Iterating post reduction 0 with 26 rules applied. Total rules applied 26 place count 357 transition count 288
Reduce places removed 23 places and 0 transitions.
Iterating post reduction 1 with 23 rules applied. Total rules applied 49 place count 334 transition count 288
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 9 Pre rules applied. Total rules applied 49 place count 334 transition count 279
Deduced a syphon composed of 9 places in 4 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 2 with 18 rules applied. Total rules applied 67 place count 325 transition count 279
Performed 91 Post agglomeration using F-continuation condition.Transition count delta: 91
Deduced a syphon composed of 91 places in 1 ms
Reduce places removed 91 places and 0 transitions.
Iterating global reduction 2 with 182 rules applied. Total rules applied 249 place count 234 transition count 188
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -16
Deduced a syphon composed of 4 places in 2 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 257 place count 230 transition count 204
Applied a total of 257 rules in 131 ms. Remains 230 /360 variables (removed 130) and now considering 204/311 (removed 107) transitions.
// Phase 1: matrix 204 rows 230 cols
[2025-05-30 07:16:56] [INFO ] Computed 62 invariants in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 07:16:57] [INFO ] Implicit Places using invariants in 1154 ms returned [115]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 1210 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 229/360 places, 204/311 transitions.
Applied a total of 0 rules in 5 ms. Remains 229 /229 variables (removed 0) and now considering 204/204 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1370 ms. Remains : 229/360 places, 204/311 transitions.
Discarding 45 transitions out of 204. Remains 159
Initial state reduction rules removed 1 formulas.
[2025-05-30 07:16:58] [INFO ] Flatten gal took : 158 ms
RANDOM walk for 40000 steps (1365 resets) in 2540 ms. (15 steps per ms) remains 70/158 properties
BEST_FIRST walk for 4003 steps (17 resets) in 77 ms. (51 steps per ms) remains 70/70 properties
[2025-05-30 07:16:58] [INFO ] Flatten gal took : 62 ms
BEST_FIRST walk for 4004 steps (21 resets) in 91 ms. (43 steps per ms) remains 69/70 properties
BEST_FIRST walk for 4002 steps (19 resets) in 59 ms. (66 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4003 steps (22 resets) in 93 ms. (42 steps per ms) remains 69/69 properties
[2025-05-30 07:16:58] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality983505158064702891.gal : 70 ms
BEST_FIRST walk for 4004 steps (21 resets) in 94 ms. (42 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4003 steps (21 resets) in 49 ms. (80 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4004 steps (21 resets) in 45 ms. (87 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4004 steps (19 resets) in 39 ms. (100 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4002 steps (23 resets) in 30 ms. (129 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4004 steps (19 resets) in 30 ms. (129 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4004 steps (19 resets) in 53 ms. (74 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4004 steps (18 resets) in 29 ms. (133 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4002 steps (21 resets) in 31 ms. (125 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4004 steps (21 resets) in 30 ms. (129 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4003 steps (21 resets) in 32 ms. (121 steps per ms) remains 69/69 properties
[2025-05-30 07:16:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality335726813677317550.prop : 4 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/ReachabilityCardinality983505158064702891.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality335726813677317550.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 4004 steps (22 resets) in 36 ms. (108 steps per ms) remains 69/69 properties

BEST_FIRST walk for 4002 steps (21 resets) in 25 ms. (153 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4004 steps (15 resets) in 38 ms. (102 steps per ms) remains 69/69 properties
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 ...326
BEST_FIRST walk for 4004 steps (18 resets) in 38 ms. (102 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4003 steps (16 resets) in 15 ms. (250 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4004 steps (13 resets) in 18 ms. (210 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4004 steps (17 resets) in 15 ms. (250 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4003 steps (17 resets) in 18 ms. (210 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4003 steps (15 resets) in 22 ms. (174 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4004 steps (19 resets) in 12 ms. (308 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4002 steps (16 resets) in 14 ms. (266 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4004 steps (17 resets) in 13 ms. (286 steps per ms) remains 69/69 properties
Loading property file /tmp/ReachabilityCardinality335726813677317550.prop.
BEST_FIRST walk for 4004 steps (16 resets) in 18 ms. (210 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4004 steps (13 resets) in 14 ms. (266 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4003 steps (15 resets) in 17 ms. (222 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4004 steps (17 resets) in 17 ms. (222 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4004 steps (19 resets) in 12 ms. (308 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4004 steps (18 resets) in 22 ms. (174 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4004 steps (17 resets) in 12 ms. (308 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4004 steps (17 resets) in 18 ms. (210 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4004 steps (21 resets) in 23 ms. (166 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4004 steps (16 resets) in 12 ms. (308 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4004 steps (17 resets) in 16 ms. (235 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4004 steps (18 resets) in 59 ms. (66 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4003 steps (18 resets) in 26 ms. (148 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4003 steps (16 resets) in 23 ms. (166 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4004 steps (19 resets) in 25 ms. (154 steps per ms) remains 69/69 properties
SDD proceeding with computation,69 properties remain. new max is 4
BEST_FIRST walk for 4003 steps (16 resets) in 16 ms. (235 steps per ms) remains 69/69 properties
SDD size :1 after 3
BEST_FIRST walk for 4004 steps (18 resets) in 20 ms. (190 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4004 steps (19 resets) in 14 ms. (266 steps per ms) remains 69/69 properties
SDD proceeding with computation,69 properties remain. new max is 8
BEST_FIRST walk for 4004 steps (20 resets) in 21 ms. (182 steps per ms) remains 69/69 properties
SDD size :3 after 8
BEST_FIRST walk for 4002 steps (18 resets) in 23 ms. (166 steps per ms) remains 69/69 properties
SDD proceeding with computation,69 properties remain. new max is 16
SDD size :8 after 15
BEST_FIRST walk for 4004 steps (13 resets) in 27 ms. (143 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4004 steps (18 resets) in 30 ms. (129 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4004 steps (16 resets) in 23 ms. (166 steps per ms) remains 69/69 properties
SDD proceeding with computation,69 properties remain. new max is 32
SDD size :15 after 393
BEST_FIRST walk for 4003 steps (17 resets) in 35 ms. (111 steps per ms) remains 69/69 properties
SDD proceeding with computation,69 properties remain. new max is 64
SDD size :393 after 453
// Phase 1: matrix 204 rows 229 cols
[2025-05-30 07:16:58] [INFO ] Computed 61 invariants in 14 ms
[2025-05-30 07:16:58] [INFO ] State equation strengthened by 6 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SDD proceeding with computation,69 properties remain. new max is 128
SDD size :453 after 33755
SDD proceeding with computation,69 properties remain. new max is 256
SDD size :33755 after 69491
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 69 unsolved
SDD proceeding with computation,69 properties remain. new max is 512
SDD size :69491 after 288923
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 20/97 variables, 6/83 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 20/103 constraints. Problems are: Problem set: 0 solved, 69 unsolved
SDD proceeding with computation,69 properties remain. new max is 1024
SDD size :288923 after 1.98968e+07
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (OVERLAPS) 65/162 variables, 25/128 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/162 variables, 65/193 constraints. Problems are: Problem set: 0 solved, 69 unsolved
SDD proceeding with computation,69 properties remain. new max is 2048
SDD size :1.98968e+07 after 5.36533e+07
At refinement iteration 7 (INCLUDED_ONLY) 0/162 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 8 (OVERLAPS) 56/218 variables, 27/220 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/218 variables, 56/276 constraints. Problems are: Problem set: 0 solved, 69 unsolved
SDD proceeding with computation,69 properties remain. new max is 4096
SDD size :5.36533e+07 after 1.7345e+08
At refinement iteration 10 (INCLUDED_ONLY) 0/218 variables, 0/276 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 11 (OVERLAPS) 5/223 variables, 3/279 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/223 variables, 5/284 constraints. Problems are: Problem set: 0 solved, 69 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 223/433 variables, and 284 constraints, problems are : Problem set: 0 solved, 69 unsolved in 5044 ms.
Refiners :[Domain max(s): 223/229 constraints, Positive P Invariants (semi-flows): 31/31 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 0/229 constraints, ReadFeed: 0/6 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 69 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 77/77 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 20/97 variables, 6/83 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/97 variables, 20/103 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (OVERLAPS) 65/162 variables, 25/128 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/162 variables, 65/193 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/162 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 8 (OVERLAPS) 56/218 variables, 27/220 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/218 variables, 56/276 constraints. Problems are: Problem set: 0 solved, 69 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 07:17:06] [INFO ] Deduced a trap composed of 14 places in 87 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 07:17:06] [INFO ] Deduced a trap composed of 15 places in 50 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 07:17:06] [INFO ] Deduced a trap composed of 17 places in 46 ms of which 4 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/218 variables, 3/279 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/218 variables, 0/279 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 12 (OVERLAPS) 5/223 variables, 3/282 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/223 variables, 5/287 constraints. Problems are: Problem set: 0 solved, 69 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 223/433 variables, and 287 constraints, problems are : Problem set: 0 solved, 69 unsolved in 5045 ms.
Refiners :[Domain max(s): 223/229 constraints, Positive P Invariants (semi-flows): 31/31 constraints, Generalized P Invariants (flows): 30/30 constraints, State Equation: 0/229 constraints, ReadFeed: 0/6 constraints, PredecessorRefiner: 0/69 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10235ms problems are : Problem set: 0 solved, 69 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 77 out of 229 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 229/229 places, 204/204 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 229 transition count 203
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 18 place count 212 transition count 166
Iterating global reduction 1 with 17 rules applied. Total rules applied 35 place count 212 transition count 166
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 45 place count 212 transition count 156
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 45 place count 212 transition count 153
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 51 place count 209 transition count 153
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 55 place count 205 transition count 149
Iterating global reduction 2 with 4 rules applied. Total rules applied 59 place count 205 transition count 149
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 63 place count 205 transition count 145
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 65 place count 204 transition count 145
Free-agglomeration rule applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 66 place count 204 transition count 144
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 67 place count 203 transition count 144
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 4 with 1 rules applied. Total rules applied 68 place count 203 transition count 143
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 69 place count 202 transition count 143
Applied a total of 69 rules in 121 ms. Remains 202 /229 variables (removed 27) and now considering 143/204 (removed 61) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 121 ms. Remains : 202/229 places, 143/204 transitions.
Reachability property qltransition_38 is true.
Reachability property qltransition_29 is true.
SDD proceeding with computation,67 properties remain. new max is 4096
SDD size :5.18773e+11 after 5.34077e+11
RANDOM walk for 4000000 steps (183524 resets) in 45253 ms. (88 steps per ms) remains 65/69 properties
BEST_FIRST walk for 400001 steps (3797 resets) in 1694 ms. (235 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400004 steps (4446 resets) in 1551 ms. (257 steps per ms) remains 65/65 properties
SDD proceeding with computation,67 properties remain. new max is 8192
BEST_FIRST walk for 400004 steps (4493 resets) in 1275 ms. (313 steps per ms) remains 65/65 properties
SDD size :5.34077e+11 after 5.34363e+11
BEST_FIRST walk for 400004 steps (4443 resets) in 1756 ms. (227 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400004 steps (4432 resets) in 1448 ms. (276 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400002 steps (4475 resets) in 1452 ms. (275 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400001 steps (4501 resets) in 1349 ms. (296 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400003 steps (4443 resets) in 1321 ms. (302 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400003 steps (4469 resets) in 1469 ms. (272 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400004 steps (4439 resets) in 1525 ms. (262 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400003 steps (4455 resets) in 1428 ms. (279 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400004 steps (4419 resets) in 1352 ms. (295 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400003 steps (4443 resets) in 1387 ms. (288 steps per ms) remains 65/65 properties
Reachability property qltransition_158 is true.
BEST_FIRST walk for 400004 steps (4441 resets) in 1249 ms. (320 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400002 steps (4462 resets) in 1330 ms. (300 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400003 steps (4453 resets) in 1470 ms. (271 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400002 steps (3626 resets) in 1549 ms. (258 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400003 steps (3591 resets) in 1364 ms. (293 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400004 steps (3546 resets) in 1208 ms. (330 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400003 steps (3524 resets) in 1335 ms. (299 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400002 steps (3562 resets) in 1185 ms. (337 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400004 steps (3562 resets) in 1224 ms. (326 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400004 steps (3515 resets) in 1455 ms. (274 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400002 steps (3521 resets) in 1492 ms. (267 steps per ms) remains 65/65 properties
Reachability property qltransition_39 is true.
BEST_FIRST walk for 400003 steps (3506 resets) in 1273 ms. (313 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400003 steps (3545 resets) in 1297 ms. (308 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400003 steps (3578 resets) in 1314 ms. (304 steps per ms) remains 65/65 properties
SDD proceeding with computation,65 properties remain. new max is 8192
SDD size :5.34363e+11 after 5.3637e+11
BEST_FIRST walk for 400003 steps (3559 resets) in 1435 ms. (278 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400003 steps (3602 resets) in 1357 ms. (294 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400001 steps (3596 resets) in 1315 ms. (303 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400004 steps (3521 resets) in 1189 ms. (336 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400004 steps (3791 resets) in 1602 ms. (249 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400004 steps (3786 resets) in 1373 ms. (291 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400002 steps (3751 resets) in 1259 ms. (317 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400003 steps (3892 resets) in 1493 ms. (267 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400002 steps (3776 resets) in 1376 ms. (290 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400003 steps (3771 resets) in 1663 ms. (240 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400004 steps (3753 resets) in 1449 ms. (275 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400004 steps (3854 resets) in 1293 ms. (309 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400004 steps (3816 resets) in 1369 ms. (291 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400004 steps (3793 resets) in 1480 ms. (270 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400003 steps (3801 resets) in 1322 ms. (302 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400002 steps (3817 resets) in 1441 ms. (277 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400003 steps (3807 resets) in 1456 ms. (274 steps per ms) remains 65/65 properties
SDD proceeding with computation,65 properties remain. new max is 16384
SDD size :5.3637e+11 after 5.91293e+11
BEST_FIRST walk for 400002 steps (3845 resets) in 1508 ms. (265 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400002 steps (3725 resets) in 1500 ms. (266 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400004 steps (3814 resets) in 1271 ms. (314 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400003 steps (3857 resets) in 1476 ms. (270 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400004 steps (3770 resets) in 1278 ms. (312 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400003 steps (3826 resets) in 1668 ms. (239 steps per ms) remains 65/65 properties
Finished probabilistic random walk after 443585 steps, run visited all 65 properties in 3525 ms. (steps per millisecond=125 )
Probabilistic random walk after 443585 steps, saw 104332 distinct states, run finished after 3532 ms. (steps per millisecond=125 ) properties seen :65
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 159 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK DECISION_DIAGRAMS COLLATERAL_PROCESSING BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 53544 ms.

BK_STOP 1748589469162

--------------------
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="DES-PT-20b"
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 DES-PT-20b, 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-174854070600192"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DES-PT-20b.tgz
mv DES-PT-20b 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 ;