Execution Chart

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

Trace from the execution

Formatting '/data/sdalzilio/mcc2026-input.r008-oct2-177944369900342.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/sdalzilio/mcc2026-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is AutoFlight-PT-12b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r008-oct2-177944369900342
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 792K
-rw-r--r-- 1 mcc users 7.3K Mar 5 16:32 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K Mar 5 16:32 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.5K Mar 5 16:32 CTLFireability.txt
-rw-r--r-- 1 mcc users 37K Mar 5 16:32 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 07:15 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 07:15 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 07:15 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 07:15 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Mar 5 16:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 188K Mar 5 16:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.2K Mar 5 16:32 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 79K Mar 5 16:32 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 07:15 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:15 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 266K 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 1779656107418

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=AutoFlight-PT-12b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202604301425
[2026-05-24 20:55:09] [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]
[2026-05-24 20:55:09] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 20:55:09] [INFO ] Load time of PNML (sax parser for PT used): 206 ms
[2026-05-24 20:55:09] [INFO ] Transformed 1126 places.
[2026-05-24 20:55:10] [INFO ] Transformed 1124 transitions.
[2026-05-24 20:55:10] [INFO ] Found NUPN structural information;
[2026-05-24 20:55:10] [INFO ] Parsed PT model containing 1126 places and 1124 transitions and 2618 arcs in 391 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1126/1126 places, 1124/1124 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 448 transitions
Trivial Post-agglo rules discarded 448 transitions
Performed 448 trivial Post agglomeration. Transition count delta: 448
Iterating post reduction 0 with 448 rules applied. Total rules applied 448 place count 1126 transition count 676
Reduce places removed 448 places and 0 transitions.
Ensure Unique test removed 60 transitions
Reduce isomorphic transitions removed 60 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 24 transitions
Trivial Post-agglo rules discarded 24 transitions
Performed 24 trivial Post agglomeration. Transition count delta: 24
Iterating post reduction 1 with 532 rules applied. Total rules applied 980 place count 678 transition count 592
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 2 with 24 rules applied. Total rules applied 1004 place count 654 transition count 592
Performed 151 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 151 Pre rules applied. Total rules applied 1004 place count 654 transition count 441
Deduced a syphon composed of 151 places in 6 ms
Reduce places removed 151 places and 0 transitions.
Iterating global reduction 3 with 302 rules applied. Total rules applied 1306 place count 503 transition count 441
Performed 218 Post agglomeration using F-continuation condition.Transition count delta: 218
Deduced a syphon composed of 218 places in 1 ms
Reduce places removed 218 places and 0 transitions.
Iterating global reduction 3 with 436 rules applied. Total rules applied 1742 place count 285 transition count 223
Applied a total of 1742 rules in 246 ms. Remains 285 /1126 variables (removed 841) and now considering 223/1124 (removed 901) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2190277620528710155.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15226632485051332209.kers'
[2026-05-24 20:55:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2190277620528710155.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15226632485051332209.kers]
Culling duplicate invariants (modulo rational): removing 12 columns.
Culled 12 columns in 1 ms.
// Phase 1: matrix 223 rows 273 cols 712 entries
Finished phase 1 with 181 SingleSign rule and 28 generalized
[2026-05-24 20:55:10] [INFO ] Computed 76 invariants in 2 ms
Computed 76 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-15226632485051332209.kers
Total runtime 4 ms.
[2026-05-24 20:55:12] [INFO ] Implicit Places using invariants in 2550 ms returned [87, 90, 93, 96, 99, 102, 105, 108, 111, 114, 117, 120, 284]
Discarding 13 places :
Implicit Place search using SMT only with invariants took 2632 ms to find 13 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 272/1126 places, 223/1124 transitions.
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 12 Pre rules applied. Total rules applied 0 place count 272 transition count 211
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 0 with 24 rules applied. Total rules applied 24 place count 260 transition count 211
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: 14
Deduced a syphon composed of 14 places in 1 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 0 with 28 rules applied. Total rules applied 52 place count 246 transition count 197
Applied a total of 52 rules in 8 ms. Remains 246 /272 variables (removed 26) and now considering 197/223 (removed 26) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7322113686557170262.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17058309317902182022.kers'
[2026-05-24 20:55:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7322113686557170262.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17058309317902182022.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 197 rows 246 cols 618 entries
Finished phase 1 with 183 SingleSign rule and 0 generalized
[2026-05-24 20:55:12] [INFO ] Computed 63 invariants in 1 ms
Computed 63 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-17058309317902182022.kers
Total runtime 1 ms.
[2026-05-24 20:55:14] [INFO ] Implicit Places using invariants in 1244 ms returned []
[2026-05-24 20:55:14] [INFO ] Invariant cache hit.
[2026-05-24 20:55:14] [INFO ] State equation strengthened by 60 read => feed constraints.
[2026-05-24 20:55:17] [INFO ] Implicit Places using invariants and state equation in 3673 ms returned []
Implicit Place search using SMT with State Equation took 4941 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 246/1126 places, 197/1124 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 7851 ms. Remains : 246/1126 places, 197/1124 transitions.
Discarding 48 transitions out of 197. Remains 149
Initial state reduction rules removed 1 formulas.
[2026-05-24 20:55:18] [INFO ] Flatten gal took : 115 ms
[2026-05-24 20:55:18] [INFO ] Flatten gal took : 54 ms
[2026-05-24 20:55:18] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9854305848334809964.gal : 19 ms
[2026-05-24 20:55:18] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3711300294132981900.prop : 11 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/ReachabilityCardinality9854305848334809964.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3711300294132981900.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40000 steps (919 resets) in 2205 ms. (18 steps per ms) remains 48/148 properties

BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 48/48 properties
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
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 48/48 properties
Loading property file /tmp/ReachabilityCardinality3711300294132981900.prop.
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4003 steps (8 resets) in 15 ms. (250 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4003 steps (8 resets) in 21 ms. (181 steps per ms) remains 48/48 properties
Reachability property qltransition_74 is true.
Reachability property qltransition_72 is true.
Reachability property qltransition_70 is true.
Reachability property qltransition_68 is true.
Reachability property qltransition_66 is true.
Reachability property qltransition_64 is true.
Reachability property qltransition_63 is true.
Reachability property qltransition_60 is true.
Reachability property qltransition_58 is true.
Reachability property qltransition_56 is true.
Reachability property qltransition_54 is true.
Reachability property qltransition_52 is true.
Reachability property qltransition_50 is true.
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 48/48 properties
Reachability property qltransition_48 is true.
SDD proceeding with computation,134 properties remain. new max is 2
SDD size :1 after 28
SDD proceeding with computation,134 properties remain. new max is 4
SDD size :28 after 82
BEST_FIRST walk for 4002 steps (8 resets) in 22 ms. (174 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 48/48 properties
SDD proceeding with computation,134 properties remain. new max is 8
SDD size :82 after 19684
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 48/48 properties
SDD proceeding with computation,134 properties remain. new max is 16
SDD size :19684 after 8.50306e+06
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4003 steps (8 resets) in 62 ms. (63 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 48/48 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 48/48 properties
[2026-05-24 20:55:19] [INFO ] Invariant cache hit.
[2026-05-24 20:55:19] [INFO ] State equation strengthened by 60 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/83 variables, 83/83 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/83 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (OVERLAPS) 99/182 variables, 31/114 constraints. Problems are: Problem set: 0 solved, 48 unsolved
SDD proceeding with computation,134 properties remain. new max is 32
SDD size :8.50306e+06 after 1.11451e+12
At refinement iteration 3 (INCLUDED_ONLY) 0/182 variables, 99/213 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Reachability property qltransition_162 is true.
Reachability property qltransition_160 is true.
Reachability property qltransition_156 is true.
Reachability property qltransition_151 is true.
Reachability property qltransition_149 is true.
Reachability property qltransition_144 is true.
Reachability property qltransition_137 is true.
At refinement iteration 4 (INCLUDED_ONLY) 0/182 variables, 4/217 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Reachability property qltransition_130 is true.
Reachability property qltransition_123 is true.
Reachability property qltransition_116 is true.
Reachability property qltransition_109 is true.
Reachability property qltransition_102 is true.
Reachability property qltransition_95 is true.
At refinement iteration 5 (INCLUDED_ONLY) 0/182 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 48 unsolved
Reachability property qltransition_88 is true.
Reachability property qltransition_81 is true.
Reachability property qltransition_76 is true.
SDD proceeding with computation,118 properties remain. new max is 32
SDD size :1.11451e+12 after 2.0713e+13
Reachability property qltransition_142 is true.
Reachability property qltransition_135 is true.
Reachability property qltransition_128 is true.
Reachability property qltransition_121 is true.
Reachability property qltransition_114 is true.
Reachability property qltransition_107 is true.
Reachability property qltransition_100 is true.
Reachability property qltransition_93 is true.
Reachability property qltransition_86 is true.
Reachability property qltransition_80 is true.
SDD proceeding with computation,108 properties remain. new max is 32
SDD size :2.0713e+13 after 2.0713e+13
Reachability property qltransition_155 is true.
Reachability property qltransition_148 is true.
Reachability property qltransition_141 is true.
Reachability property qltransition_134 is true.
Reachability property qltransition_127 is true.
Reachability property qltransition_120 is true.
Reachability property qltransition_113 is true.
Reachability property qltransition_106 is true.
SDD proceeding with computation,100 properties remain. new max is 32
SDD size :2.0713e+13 after 2.0713e+13
Reachability property qltransition_99 is true.
Reachability property qltransition_92 is true.
Reachability property qltransition_85 is true.
SDD proceeding with computation,97 properties remain. new max is 32
SDD size :2.0713e+13 after 2.0713e+13
Reachability property qltransition_183 is true.
SDD proceeding with computation,96 properties remain. new max is 32
SDD size :2.0713e+13 after 2.0713e+13
SDD proceeding with computation,96 properties remain. new max is 64
SDD size :2.0713e+13 after 2.07131e+13
SDD proceeding with computation,96 properties remain. new max is 128
SDD size :2.07131e+13 after 2.07133e+13
At refinement iteration 6 (OVERLAPS) 64/246 variables, 32/249 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/246 variables, 64/313 constraints. Problems are: Problem set: 19 solved, 29 unsolved
SDD proceeding with computation,96 properties remain. new max is 256
SDD size :2.07133e+13 after 2.07178e+13
At refinement iteration 8 (INCLUDED_ONLY) 0/246 variables, 2/315 constraints. Problems are: Problem set: 19 solved, 29 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/246 variables, 0/315 constraints. Problems are: Problem set: 19 solved, 29 unsolved
At refinement iteration 10 (OVERLAPS) 197/443 variables, 246/561 constraints. Problems are: Problem set: 19 solved, 29 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/443 variables, 60/621 constraints. Problems are: Problem set: 19 solved, 29 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 443/443 variables, and 621 constraints, problems are : Problem set: 19 solved, 29 unsolved in 5034 ms.
Refiners :[Domain max(s): 246/246 constraints, Positive P Invariants (semi-flows): 63/63 constraints, State Equation: 246/246 constraints, ReadFeed: 60/60 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 19 solved, 29 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/57 variables, 57/57 constraints. Problems are: Problem set: 19 solved, 29 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/57 variables, 0/57 constraints. Problems are: Problem set: 19 solved, 29 unsolved
At refinement iteration 2 (OVERLAPS) 125/182 variables, 31/88 constraints. Problems are: Problem set: 19 solved, 29 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/182 variables, 125/213 constraints. Problems are: Problem set: 19 solved, 29 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/182 variables, 4/217 constraints. Problems are: Problem set: 19 solved, 29 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/182 variables, 0/217 constraints. Problems are: Problem set: 19 solved, 29 unsolved
At refinement iteration 6 (OVERLAPS) 64/246 variables, 32/249 constraints. Problems are: Problem set: 19 solved, 29 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/246 variables, 64/313 constraints. Problems are: Problem set: 19 solved, 29 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/246 variables, 2/315 constraints. Problems are: Problem set: 19 solved, 29 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/246 variables, 3/318 constraints. Problems are: Problem set: 19 solved, 29 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/246 variables, 0/318 constraints. Problems are: Problem set: 19 solved, 29 unsolved
At refinement iteration 11 (OVERLAPS) 197/443 variables, 246/564 constraints. Problems are: Problem set: 19 solved, 29 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/443 variables, 60/624 constraints. Problems are: Problem set: 19 solved, 29 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/443 variables, 29/653 constraints. Problems are: Problem set: 19 solved, 29 unsolved
Reachability property qltransition_185 is true.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 443/443 variables, and 653 constraints, problems are : Problem set: 19 solved, 29 unsolved in 5013 ms.
Refiners :[Domain max(s): 246/246 constraints, Positive P Invariants (semi-flows): 63/63 constraints, State Equation: 246/246 constraints, ReadFeed: 60/60 constraints, PredecessorRefiner: 29/48 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10092ms problems are : Problem set: 19 solved, 29 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 57 out of 246 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 246/246 places, 197/197 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 234 transition count 185
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 234 transition count 185
Free-agglomeration rule applied 24 times.
Iterating global reduction 0 with 24 rules applied. Total rules applied 48 place count 234 transition count 161
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 72 place count 210 transition count 161
Applied a total of 72 rules in 60 ms. Remains 210 /246 variables (removed 36) and now considering 161/197 (removed 36) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60 ms. Remains : 210/246 places, 161/197 transitions.
Reachability property qltransition_78 is true.
SDD proceeding with computation,94 properties remain. new max is 256
SDD size :2.07178e+13 after 1.80568e+14
SDD proceeding with computation,94 properties remain. new max is 512
SDD size :1.80568e+14 after 1.8113e+14
RANDOM walk for 4000000 steps (75491 resets) in 31897 ms. (125 steps per ms) remains 14/29 properties
SDD proceeding with computation,94 properties remain. new max is 1024
SDD size :1.8113e+14 after 1.82249e+14
SDD proceeding with computation,94 properties remain. new max is 2048
SDD size :1.82249e+14 after 1.8278e+14
BEST_FIRST walk for 4000003 steps (8367 resets) in 8175 ms. (489 steps per ms) remains 14/14 properties
Reachability property qltransition_186 is true.
Reachability property qltransition_83 is true.
SDD proceeding with computation,92 properties remain. new max is 2048
SDD size :1.8278e+14 after 1.91696e+14
BEST_FIRST walk for 4000004 steps (8377 resets) in 8613 ms. (464 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4000004 steps (8388 resets) in 7815 ms. (511 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4000003 steps (8288 resets) in 8024 ms. (498 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4000004 steps (8416 resets) in 7713 ms. (518 steps per ms) remains 14/14 properties
Reachability property qltransition_55 is true.
Reachability property qltransition_53 is true.
Reachability property qltransition_49 is true.
SDD proceeding with computation,89 properties remain. new max is 2048
SDD size :1.91696e+14 after 2.00612e+14
BEST_FIRST walk for 4000003 steps (8316 resets) in 7719 ms. (518 steps per ms) remains 14/14 properties
SDD proceeding with computation,89 properties remain. new max is 4096
SDD size :2.00612e+14 after 2.02841e+14
Reachability property qltransition_161 is true.
Reachability property qltransition_159 is true.
SDD proceeding with computation,87 properties remain. new max is 4096
SDD size :2.02841e+14 after 4.05683e+14
BEST_FIRST walk for 4000003 steps (8398 resets) in 7555 ms. (529 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4000004 steps (8335 resets) in 7760 ms. (515 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4000003 steps (8397 resets) in 8917 ms. (448 steps per ms) remains 14/14 properties
SDD proceeding with computation,87 properties remain. new max is 8192
SDD size :4.05683e+14 after 6.01837e+14
BEST_FIRST walk for 4000003 steps (8374 resets) in 7859 ms. (508 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4000004 steps (8427 resets) in 7774 ms. (514 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4000002 steps (8420 resets) in 7813 ms. (511 steps per ms) remains 14/14 properties
BEST_FIRST walk for 4000004 steps (8416 resets) in 7653 ms. (522 steps per ms) remains 13/14 properties
Reachability property qltransition_187 is true.
Reachability property qltransition_184 is true.
Reachability property qltransition_166 is true.
Reachability property qltransition_164 is true.
Reachability property qltransition_163 is true.
Reachability property qltransition_157 is true.
Reachability property qltransition_154 is true.
Reachability property qltransition_152 is true.
Reachability property qltransition_150 is true.
Reachability property qltransition_147 is true.
Reachability property qltransition_145 is true.
Reachability property qltransition_143 is true.
Reachability property qltransition_140 is true.
Reachability property qltransition_138 is true.
Reachability property qltransition_136 is true.
Reachability property qltransition_133 is true.
Reachability property qltransition_131 is true.
Reachability property qltransition_129 is true.
Reachability property qltransition_126 is true.
Reachability property qltransition_124 is true.
Reachability property qltransition_122 is true.
Reachability property qltransition_119 is true.
Reachability property qltransition_117 is true.
Reachability property qltransition_115 is true.
Reachability property qltransition_112 is true.
Reachability property qltransition_110 is true.
Reachability property qltransition_108 is true.
Reachability property qltransition_105 is true.
Reachability property qltransition_103 is true.
Reachability property qltransition_101 is true.
Reachability property qltransition_98 is true.
Reachability property qltransition_96 is true.
Reachability property qltransition_94 is true.
Reachability property qltransition_91 is true.
Reachability property qltransition_90 is true.
Reachability property qltransition_89 is true.
Reachability property qltransition_87 is true.
Reachability property qltransition_84 is true.
Reachability property qltransition_82 is true.
Reachability property qltransition_79 is true.
Reachability property qltransition_77 is true.
Reachability property qltransition_57 is true.
Reachability property qltransition_51 is true.
SDD proceeding with computation,44 properties remain. new max is 8192
SDD size :6.01837e+14 after 5.17134e+15
BEST_FIRST walk for 4000003 steps (8329 resets) in 7475 ms. (535 steps per ms) remains 13/13 properties
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 149 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK DECISION_DIAGRAMS COLLATERAL_PROCESSING BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 59742 ms.

BK_STOP 1779656169380

--------------------
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
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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="AutoFlight-PT-12b"
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 AutoFlight-PT-12b, 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 r008-oct2-177944369900342"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutoFlight-PT-12b.tgz
mv AutoFlight-PT-12b 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 ;