Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r072-tall-177946970300152.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-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 2-5973
Executing tool itstools
Input is CloudReconfiguration-PT-318, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r072-tall-177946970300152
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 7.9K Mar 6 08:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K Mar 6 08:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Mar 6 08:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Mar 6 08:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.9K Mar 15 08:26 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 08:26 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 08:26 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 08:26 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 6 08:55 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 152K Mar 6 08:55 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 6 08:55 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 96K Mar 6 08:55 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 08:26 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:26 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 661K Mar 3 18:30 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 1779523465883

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=CloudReconfiguration-PT-318
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202604301425
[2026-05-23 08:04:27] [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]
[2026-05-23 08:04:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 08:04:27] [INFO ] Load time of PNML (sax parser for PT used): 152 ms
[2026-05-23 08:04:27] [INFO ] Transformed 2587 places.
[2026-05-23 08:04:27] [INFO ] Transformed 3099 transitions.
[2026-05-23 08:04:27] [INFO ] Found NUPN structural information;
[2026-05-23 08:04:27] [INFO ] Parsed PT model containing 2587 places and 3099 transitions and 6479 arcs in 258 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 2587/2587 places, 3099/3099 transitions.
Graph (trivial) has 2957 edges and 2587 vertex of which 882 / 2587 are part of one of the 63 SCC in 29 ms
Free SCC test removed 819 places
Ensure Unique test removed 936 transitions
Reduce isomorphic transitions removed 936 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1190 transitions
Trivial Post-agglo rules discarded 1190 transitions
Performed 1190 trivial Post agglomeration. Transition count delta: 1190
Iterating post reduction 0 with 1190 rules applied. Total rules applied 1191 place count 1768 transition count 973
Reduce places removed 1190 places and 0 transitions.
Ensure Unique test removed 68 transitions
Reduce isomorphic transitions removed 68 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 33 transitions
Trivial Post-agglo rules discarded 33 transitions
Performed 33 trivial Post agglomeration. Transition count delta: 33
Iterating post reduction 1 with 1291 rules applied. Total rules applied 2482 place count 578 transition count 872
Reduce places removed 33 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 2 with 36 rules applied. Total rules applied 2518 place count 545 transition count 869
Performed 20 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 20 Pre rules applied. Total rules applied 2518 place count 545 transition count 849
Deduced a syphon composed of 20 places in 8 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 3 with 40 rules applied. Total rules applied 2558 place count 525 transition count 849
Performed 292 Post agglomeration using F-continuation condition with reduction of 75 identical transitions.
Deduced a syphon composed of 292 places in 1 ms
Reduce places removed 292 places and 0 transitions.
Iterating global reduction 3 with 584 rules applied. Total rules applied 3142 place count 233 transition count 482
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 3145 place count 233 transition count 479
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: -60
Deduced a syphon composed of 24 places in 1 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 4 with 48 rules applied. Total rules applied 3193 place count 209 transition count 539
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 4 with 15 rules applied. Total rules applied 3208 place count 209 transition count 524
Applied a total of 3208 rules in 192 ms. Remains 209 /2587 variables (removed 2378) and now considering 524/3099 (removed 2575) transitions.
[2026-05-23 08:04:27] [INFO ] Flow matrix only has 443 transitions (discarded 81 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7625461755550871694.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15608496367460315219.kers'
[2026-05-23 08:04:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7625461755550871694.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15608496367460315219.kers]
Normalized transition count is 442 out of 443 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 442 rows 209 cols 1411 entries
Finished phase 1 with 204 SingleSign rule and 1 generalized
[2026-05-23 08:04:27] [INFO ] Computed 4 invariants in 1 ms
Computed 4 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-15608496367460315219.kers
Total runtime 4 ms.
[2026-05-23 08:04:28] [INFO ] Implicit Places using invariants in 527 ms returned []
[2026-05-23 08:04:28] [INFO ] Flow matrix only has 443 transitions (discarded 81 similar events)
[2026-05-23 08:04:28] [INFO ] Invariant cache hit.
[2026-05-23 08:04:28] [INFO ] State equation strengthened by 9 read => feed constraints.
[2026-05-23 08:04:28] [INFO ] Implicit Places using invariants and state equation in 415 ms returned [200]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 976 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 208/2587 places, 524/3099 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 207 transition count 523
Applied a total of 2 rules in 10 ms. Remains 207 /208 variables (removed 1) and now considering 523/524 (removed 1) transitions.
[2026-05-23 08:04:28] [INFO ] Flow matrix only has 442 transitions (discarded 81 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13224663170310101920.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8267323558603373113.kers'
[2026-05-23 08:04:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13224663170310101920.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8267323558603373113.kers]
Normalized transition count is 441 out of 442 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 441 rows 207 cols 1406 entries
Finished phase 1 with 203 SingleSign rule and 1 generalized
[2026-05-23 08:04:28] [INFO ] Computed 3 invariants in 1 ms
Computed 3 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-8267323558603373113.kers
Total runtime 2 ms.
[2026-05-23 08:04:28] [INFO ] Implicit Places using invariants in 270 ms returned []
[2026-05-23 08:04:28] [INFO ] Flow matrix only has 442 transitions (discarded 81 similar events)
[2026-05-23 08:04:28] [INFO ] Invariant cache hit.
[2026-05-23 08:04:28] [INFO ] State equation strengthened by 9 read => feed constraints.
[2026-05-23 08:04:29] [INFO ] Implicit Places using invariants and state equation in 356 ms returned []
Implicit Place search using SMT with State Equation took 628 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 207/2587 places, 523/3099 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1824 ms. Remains : 207/2587 places, 523/3099 transitions.
Discarding 322 transitions out of 523. Remains 201
Initial state reduction rules removed 1 formulas.
[2026-05-23 08:04:29] [INFO ] Flatten gal took : 181 ms
[2026-05-23 08:04:29] [INFO ] Flatten gal took : 88 ms
[2026-05-23 08:04:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5528668573732583284.gal : 46 ms
[2026-05-23 08:04:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1014100537616390951.prop : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5528668573732583284.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1014100537616390951.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
RANDOM walk for 40000 steps (5076 resets) in 2830 ms. (14 steps per ms) remains 35/200 properties
BEST_FIRST walk for 4004 steps (81 resets) in 20 ms. (190 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4003 steps (94 resets) in 18 ms. (210 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4003 steps (80 resets) in 16 ms. (235 steps per ms) remains 35/35 properties
Loading property file /tmp/ReachabilityCardinality1014100537616390951.prop.
BEST_FIRST walk for 4002 steps (95 resets) in 30 ms. (129 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4004 steps (87 resets) in 18 ms. (210 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4004 steps (82 resets) in 15 ms. (250 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4004 steps (89 resets) in 18 ms. (210 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4004 steps (77 resets) in 10 ms. (364 steps per ms) remains 35/35 properties
BEST_FIRST walk for 4004 steps (100 resets) in 12 ms. (308 steps per ms) remains 35/35 properties
Reachability property qltransition_522 is true.
BEST_FIRST walk for 4004 steps (96 resets) in 12 ms. (308 steps per ms) remains 34/35 properties
SDD proceeding with computation,199 properties remain. new max is 2
SDD size :1 after 5
BEST_FIRST walk for 4003 steps (85 resets) in 12 ms. (307 steps per ms) remains 34/34 properties
SDD proceeding with computation,199 properties remain. new max is 4
SDD size :5 after 6
BEST_FIRST walk for 4004 steps (88 resets) in 14 ms. (266 steps per ms) remains 34/34 properties
Reachability property qltransition_401 is true.
BEST_FIRST walk for 4001 steps (91 resets) in 12 ms. (307 steps per ms) remains 34/34 properties
Reachability property qltransition_190 is true.
Reachability property qltransition_130 is true.
Reachability property qltransition_129 is true.
Reachability property qltransition_128 is true.
Reachability property qltransition_60 is true.
Reachability property qltransition_0 is true.
SDD proceeding with computation,192 properties remain. new max is 4
SDD size :6 after 31
BEST_FIRST walk for 4003 steps (100 resets) in 25 ms. (153 steps per ms) remains 34/34 properties
SDD proceeding with computation,192 properties remain. new max is 8
SDD size :31 after 33
Reachability property qltransition_426 is true.
Reachability property qltransition_423 is true.
Reachability property qltransition_421 is true.
Reachability property qltransition_416 is true.
BEST_FIRST walk for 4004 steps (124 resets) in 13 ms. (286 steps per ms) remains 34/34 properties
Reachability property qltransition_189 is true.
Reachability property qltransition_188 is true.
Reachability property qltransition_187 is true.
Reachability property qltransition_186 is true.
BEST_FIRST walk for 4004 steps (60 resets) in 19 ms. (200 steps per ms) remains 34/34 properties
Reachability property qltransition_185 is true.
Reachability property qltransition_184 is true.
Reachability property qltransition_183 is true.
Reachability property qltransition_182 is true.
Reachability property qltransition_181 is true.
BEST_FIRST walk for 4004 steps (61 resets) in 12 ms. (308 steps per ms) remains 34/34 properties
BEST_FIRST walk for 4004 steps (53 resets) in 10 ms. (364 steps per ms) remains 33/34 properties
Reachability property qltransition_180 is true.
BEST_FIRST walk for 4004 steps (51 resets) in 11 ms. (333 steps per ms) remains 33/33 properties
Reachability property qltransition_179 is true.
Reachability property qltransition_178 is true.
Reachability property qltransition_177 is true.
Reachability property qltransition_176 is true.
Reachability property qltransition_175 is true.
Reachability property qltransition_174 is true.
Reachability property qltransition_173 is true.
Reachability property qltransition_172 is true.
Reachability property qltransition_112 is true.
BEST_FIRST walk for 4003 steps (49 resets) in 9 ms. (400 steps per ms) remains 33/33 properties
Reachability property qltransition_109 is true.
BEST_FIRST walk for 4004 steps (57 resets) in 11 ms. (333 steps per ms) remains 33/33 properties
Reachability property qltransition_103 is true.
BEST_FIRST walk for 4003 steps (52 resets) in 8 ms. (444 steps per ms) remains 33/33 properties
Reachability property qltransition_102 is true.
Reachability property qltransition_101 is true.
Reachability property qltransition_100 is true.
Reachability property qltransition_80 is true.
Reachability property qltransition_75 is true.
Reachability property qltransition_70 is true.
Reachability property qltransition_65 is true.
SDD proceeding with computation,160 properties remain. new max is 8
SDD size :33 after 81
BEST_FIRST walk for 4004 steps (54 resets) in 14 ms. (266 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4003 steps (56 resets) in 11 ms. (333 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4004 steps (59 resets) in 9 ms. (400 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4004 steps (52 resets) in 8 ms. (444 steps per ms) remains 30/33 properties
Reachability property qltransition_71 is true.
BEST_FIRST walk for 4004 steps (55 resets) in 17 ms. (222 steps per ms) remains 30/30 properties
SDD proceeding with computation,159 properties remain. new max is 8
SDD size :81 after 85
BEST_FIRST walk for 4004 steps (58 resets) in 13 ms. (286 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4003 steps (56 resets) in 10 ms. (363 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4003 steps (58 resets) in 9 ms. (400 steps per ms) remains 30/30 properties
Reachability property qltransition_153 is true.
BEST_FIRST walk for 4002 steps (53 resets) in 12 ms. (307 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4003 steps (47 resets) in 10 ms. (363 steps per ms) remains 30/30 properties
Reachability property qltransition_72 is true.
SDD proceeding with computation,157 properties remain. new max is 8
BEST_FIRST walk for 4004 steps (74 resets) in 10 ms. (364 steps per ms) remains 30/30 properties
SDD size :85 after 87
Reachability property qltransition_164 is true.
Reachability property qltransition_62 is true.
Reachability property qltransition_61 is true.
SDD proceeding with computation,154 properties remain. new max is 8
SDD size :87 after 90
Reachability property qltransition_162 is true.
Reachability property qltransition_151 is true.
SDD proceeding with computation,152 properties remain. new max is 8
SDD size :90 after 92
Reachability property qltransition_145 is true.
Reachability property qltransition_144 is true.
Reachability property qltransition_143 is true.
Reachability property qltransition_76 is true.
Reachability property qltransition_66 is true.
SDD proceeding with computation,147 properties remain. new max is 8
SDD size :92 after 176
Reachability property qltransition_77 is true.
Reachability property qltransition_67 is true.
SDD proceeding with computation,145 properties remain. new max is 8
SDD size :176 after 180
SDD proceeding with computation,145 properties remain. new max is 16
SDD size :180 after 255
[2026-05-23 08:04:30] [INFO ] Flow matrix only has 442 transitions (discarded 81 similar events)
Reachability property qltransition_419 is true.
[2026-05-23 08:04:30] [INFO ] Invariant cache hit.
Reachability property qltransition_161 is true.
Reachability property qltransition_150 is true.
SDD proceeding with computation,142 properties remain. new max is 16
SDD size :255 after 302
[2026-05-23 08:04:30] [INFO ] State equation strengthened by 9 read => feed constraints.
Reachability property qltransition_385 is true.
Reachability property qltransition_287 is true.
Reachability property qltransition_149 is true.
Reachability property qltransition_148 is true.
Reachability property qltransition_146 is true.
SDD proceeding with computation,137 properties remain. new max is 16
SDD size :302 after 404
Reachability property qltransition_82 is true.
Reachability property qltransition_81 is true.
SDD proceeding with computation,135 properties remain. new max is 16
SDD size :404 after 450
SDD proceeding with computation,135 properties remain. new max is 32
SDD size :450 after 469
SDD proceeding with computation,135 properties remain. new max is 64
SDD size :469 after 477
Reachability property qltransition_396 is true.
Reachability property qltransition_384 is true.
Reachability property qltransition_217 is true.
Reachability property qltransition_216 is true.
Reachability property qltransition_215 is true.
Reachability property qltransition_147 is true.
Reachability property qltransition_127 is true.
Reachability property qltransition_126 is true.
Reachability property qltransition_125 is true.
Reachability property qltransition_114 is true.
Reachability property qltransition_110 is true.
Reachability property qltransition_98 is true.
Reachability property qltransition_97 is true.
Reachability property qltransition_96 is true.
Reachability property qltransition_95 is true.
Reachability property qltransition_30 is true.
SDD proceeding with computation,119 properties remain. new max is 64
SDD size :477 after 3630
Reachability property qltransition_472 is true.
Reachability property qltransition_469 is true.
Reachability property qltransition_467 is true.
Reachability property qltransition_462 is true.
Reachability property qltransition_442 is true.
Reachability property qltransition_262 is true.
Reachability property qltransition_261 is true.
Reachability property qltransition_260 is true.
Reachability property qltransition_259 is true.
Reachability property qltransition_258 is true.
Reachability property qltransition_257 is true.
Reachability property qltransition_256 is true.
Reachability property qltransition_255 is true.
Reachability property qltransition_254 is true.
Reachability property qltransition_253 is true.
Reachability property qltransition_252 is true.
Reachability property qltransition_251 is true.
Reachability property qltransition_250 is true.
Reachability property qltransition_249 is true.
Reachability property qltransition_248 is true.
Reachability property qltransition_247 is true.
Reachability property qltransition_246 is true.
Reachability property qltransition_245 is true.
Reachability property qltransition_244 is true.
SDD proceeding with computation,95 properties remain. new max is 64
SDD size :3630 after 8632
Reachability property qltransition_465 is true.
Reachability property qltransition_50 is true.
SDD proceeding with computation,93 properties remain. new max is 64
SDD size :8632 after 16730
Reachability property qltransition_431 is true.
Reachability property qltransition_286 is true.
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 30/30 constraints. Problems are: Problem set: 3 solved, 21 unsolved
Reachability property qltransition_234 is true.
Reachability property qltransition_233 is true.
Reachability property qltransition_223 is true.
Reachability property qltransition_222 is true.
Reachability property qltransition_221 is true.
Reachability property qltransition_220 is true.
Reachability property qltransition_218 is true.
Reachability property qltransition_47 is true.
Reachability property qltransition_46 is true.
Reachability property qltransition_40 is true.
Reachability property qltransition_37 is true.
Reachability property qltransition_36 is true.
SDD proceeding with computation,79 properties remain. new max is 64
SDD size :16730 after 28258
SDD proceeding with computation,79 properties remain. new max is 128
SDD size :28258 after 29077
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 0/30 constraints. Problems are: Problem set: 10 solved, 14 unsolved
Reachability property qltransition_430 is true.
Reachability property qltransition_214 is true.
Reachability property qltransition_51 is true.
SDD proceeding with computation,76 properties remain. new max is 128
At refinement iteration 2 (OVERLAPS) 129/159 variables, 3/33 constraints. Problems are: Problem set: 10 solved, 14 unsolved
SDD size :29077 after 47547
SDD proceeding with computation,76 properties remain. new max is 256
SDD size :47547 after 53796
At refinement iteration 3 (INCLUDED_ONLY) 0/159 variables, 129/162 constraints. Problems are: Problem set: 10 solved, 14 unsolved
Reachability property qltransition_219 is true.
Reachability property qltransition_52 is true.
Reachability property qltransition_45 is true.
Reachability property qltransition_35 is true.
SDD proceeding with computation,72 properties remain. new max is 256
SDD size :53796 after 92700
Reachability property qltransition_518 is true.
Reachability property qltransition_515 is true.
Reachability property qltransition_513 is true.
Reachability property qltransition_508 is true.
Reachability property qltransition_493 is true.
Reachability property qltransition_488 is true.
Reachability property qltransition_477 is true.
Reachability property qltransition_336 is true.
Reachability property qltransition_335 is true.
Reachability property qltransition_334 is true.
Reachability property qltransition_333 is true.
Reachability property qltransition_332 is true.
Reachability property qltransition_331 is true.
Reachability property qltransition_330 is true.
Reachability property qltransition_329 is true.
Reachability property qltransition_328 is true.
Reachability property qltransition_327 is true.
Reachability property qltransition_326 is true.
Reachability property qltransition_325 is true.
Reachability property qltransition_324 is true.
Reachability property qltransition_323 is true.
Reachability property qltransition_322 is true.
Reachability property qltransition_321 is true.
Reachability property qltransition_320 is true.
Reachability property qltransition_319 is true.
Reachability property qltransition_318 is true.
At refinement iteration 4 (INCLUDED_ONLY) 0/159 variables, 0/162 constraints. Problems are: Problem set: 10 solved, 14 unsolved
Reachability property qltransition_105 is true.
SDD proceeding with computation,45 properties remain. new max is 256
SDD size :92700 after 2.26827e+06
Reachability property qltransition_511 is true.
Reachability property qltransition_116 is true.
Reachability property qltransition_111 is true.
Reachability property qltransition_93 is true.
Reachability property qltransition_92 is true.
Reachability property qltransition_91 is true.
Reachability property qltransition_90 is true.
SDD proceeding with computation,38 properties remain. new max is 256
SDD size :2.26827e+06 after 2.78642e+06
At refinement iteration 5 (OVERLAPS) 412/571 variables, 159/321 constraints. Problems are: Problem set: 11 solved, 13 unsolved
SDD proceeding with computation,38 properties remain. new max is 512
SDD size :2.78642e+06 after 3.09166e+06
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/571 variables, 4/325 constraints. Problems are: Problem set: 11 solved, 13 unsolved
Reachability property qltransition_476 is true.
SDD proceeding with computation,37 properties remain. new max is 512
SDD size :3.09166e+06 after 3.27914e+06
At refinement iteration 7 (INCLUDED_ONLY) 0/571 variables, 0/325 constraints. Problems are: Problem set: 11 solved, 13 unsolved
Problem qltransition_447 is UNSAT
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK DECISION_DIAGRAMS COLLATERAL_PROCESSING SMT_REFINEMENT BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
SMT process timed out in 800ms, After SMT, problems are : Problem set: 12 solved, 12 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 15 out of 207 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 207/207 places, 523/523 transitions.
Graph (complete) has 736 edges and 207 vertex of which 202 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.2 ms
Discarding 5 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Empty/Sink Transition effects.) removed 67 transitions
Reduce isomorphic transitions removed 67 transitions.
Iterating post reduction 0 with 67 rules applied. Total rules applied 68 place count 202 transition count 455
SDD proceeding with computation,37 properties remain. new max is 1024
SDD size :3.27914e+06 after 3.61821e+06
Discarding 74 places :
Symmetric choice reduction at 1 with 74 rule applications. Total rules 142 place count 128 transition count 372
Iterating global reduction 1 with 74 rules applied. Total rules applied 216 place count 128 transition count 372
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 1 with 63 rules applied. Total rules applied 279 place count 128 transition count 309
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 287 place count 120 transition count 299
Iterating global reduction 2 with 8 rules applied. Total rules applied 295 place count 120 transition count 299
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 301 place count 120 transition count 293
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 303 place count 118 transition count 287
Iterating global reduction 3 with 2 rules applied. Total rules applied 305 place count 118 transition count 287
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 307 place count 116 transition count 279
Iterating global reduction 3 with 2 rules applied. Total rules applied 309 place count 116 transition count 279
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: 15
Deduced a syphon composed of 15 places in 1 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 3 with 30 rules applied. Total rules applied 339 place count 101 transition count 264
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 3 with 11 rules applied. Total rules applied 350 place count 101 transition count 253
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 7 places in 1 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 364 place count 94 transition count 259
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 4 with 9 rules applied. Total rules applied 373 place count 94 transition count 250
Discarding 5 places :
Symmetric choice reduction at 5 with 5 rule applications. Total rules 378 place count 89 transition count 236
Iterating global reduction 5 with 5 rules applied. Total rules applied 383 place count 89 transition count 236
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 385 place count 89 transition count 234
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 387 place count 87 transition count 230
Iterating global reduction 6 with 2 rules applied. Total rules applied 389 place count 87 transition count 230
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 391 place count 87 transition count 228
Drop transitions (Redundant composition of simpler transitions.) removed 23 transitions
Redundant transition composition rules discarded 23 transitions
Iterating global reduction 7 with 23 rules applied. Total rules applied 414 place count 87 transition count 205
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 7 with 3 rules applied. Total rules applied 417 place count 87 transition count 202
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 8 with 3 rules applied. Total rules applied 420 place count 84 transition count 202
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 9 with 1 Pre rules applied. Total rules applied 420 place count 84 transition count 201
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 9 with 2 rules applied. Total rules applied 422 place count 83 transition count 201
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 9 with 6 rules applied. Total rules applied 428 place count 80 transition count 198
Discarding 3 places :
Symmetric choice reduction at 9 with 3 rule applications. Total rules 431 place count 77 transition count 195
Iterating global reduction 9 with 3 rules applied. Total rules applied 434 place count 77 transition count 195
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 435 place count 77 transition count 194
Discarding 2 places :
Symmetric choice reduction at 10 with 2 rule applications. Total rules 437 place count 75 transition count 190
Iterating global reduction 10 with 2 rules applied. Total rules applied 439 place count 75 transition count 190
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 10 with 3 rules applied. Total rules applied 442 place count 75 transition count 187
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 10 with 1 Pre rules applied. Total rules applied 442 place count 75 transition count 186
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 10 with 2 rules applied. Total rules applied 444 place count 74 transition count 186
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 10 with 4 rules applied. Total rules applied 448 place count 72 transition count 184
Free-agglomeration rule applied 3 times.
Iterating global reduction 10 with 3 rules applied. Total rules applied 451 place count 72 transition count 181
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 10 with 3 rules applied. Total rules applied 454 place count 69 transition count 181
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 455 place count 68 transition count 179
Iterating global reduction 11 with 1 rules applied. Total rules applied 456 place count 68 transition count 179
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 11 with 1 rules applied. Total rules applied 457 place count 68 transition count 178
Partial Free-agglomeration rule applied 7 times.
Drop transitions (Partial Free agglomeration) removed 7 transitions
Iterating global reduction 12 with 7 rules applied. Total rules applied 464 place count 68 transition count 178
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 12 with 2 rules applied. Total rules applied 466 place count 68 transition count 176
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 12 with 1 rules applied. Total rules applied 467 place count 68 transition count 176
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 12 with 1 rules applied. Total rules applied 468 place count 68 transition count 175
Applied a total of 468 rules in 117 ms. Remains 68 /207 variables (removed 139) and now considering 175/523 (removed 348) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 117 ms. Remains : 68/207 places, 175/523 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 4200 ms.

BK_STOP 1779523471581

--------------------
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_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /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="CloudReconfiguration-PT-318"
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 2-5973"
echo " Executing tool itstools"
echo " Input is CloudReconfiguration-PT-318, 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 r072-tall-177946970300152"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-318.tgz
mv CloudReconfiguration-PT-318 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 ;