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.r168-smll-177961110100117.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 JoinFreeModules-PT-0100, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r168-smll-177961110100117
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 708K
-rw-r--r-- 1 mcc users 7.0K Mar 7 15:43 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K Mar 7 15:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K Mar 7 15:43 CTLFireability.txt
-rw-r--r-- 1 mcc users 62K Mar 7 15:43 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K Mar 15 11:04 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 11:04 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 11:04 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 11:04 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.4K Mar 7 15:43 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 95K Mar 7 15:43 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Mar 7 15:43 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 45K Mar 7 15:43 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 11:04 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 11:04 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 304K 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 1779705984714

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=JoinFreeModules-PT-0100
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202604301425
[2026-05-25 10:46:27] [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]
[2026-05-25 10:46:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 10:46:27] [INFO ] Load time of PNML (sax parser for PT used): 259 ms
[2026-05-25 10:46:27] [INFO ] Transformed 501 places.
[2026-05-25 10:46:27] [INFO ] Transformed 801 transitions.
[2026-05-25 10:46:27] [INFO ] Parsed PT model containing 501 places and 801 transitions and 2302 arcs in 443 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 501/501 places, 801/801 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 500 transition count 801
Applied a total of 1 rules in 62 ms. Remains 500 /501 variables (removed 1) and now considering 801/801 (removed 0) transitions.
Running 600 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10515101171929717834.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10328778367129621520.kers'
[2026-05-25 10:46:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10515101171929717834.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10328778367129621520.kers]
Normalized transition count is 800 out of 801 initially.
Culled 0 columns in 1 ms.
// Phase 1: matrix 800 rows 500 cols 2000 entries
Finished phase 1 with 400 SingleSign rule and 0 generalized
[2026-05-25 10:46:27] [INFO ] Computed 100 invariants in 7 ms
Computed 100 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-10328778367129621520.kers
Total runtime 10 ms.
[2026-05-25 10:46:27] [INFO ] State equation strengthened by 100 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/400 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (OVERLAPS) 100/500 variables, 100/100 constraints. Problems are: Problem set: 0 solved, 600 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 500/1301 variables, and 100 constraints, problems are : Problem set: 0 solved, 600 unsolved in 20132 ms.
Refiners :[Positive P Invariants (semi-flows): 100/100 constraints, State Equation: 0/500 constraints, ReadFeed: 0/100 constraints, PredecessorRefiner: 600/600 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 600 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/400 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (OVERLAPS) 100/500 variables, 100/100 constraints. Problems are: Problem set: 0 solved, 600 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 500/1301 variables, and 100 constraints, problems are : Problem set: 0 solved, 600 unsolved in 20031 ms.
Refiners :[Positive P Invariants (semi-flows): 100/100 constraints, State Equation: 0/500 constraints, ReadFeed: 0/100 constraints, PredecessorRefiner: 0/600 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40579ms problems are : Problem set: 0 solved, 600 unsolved
Search for dead transitions found 0 dead transitions in 40619ms
[2026-05-25 10:47:08] [INFO ] Invariant cache hit.
[2026-05-25 10:47:08] [INFO ] Implicit Places using invariants in 159 ms returned []
[2026-05-25 10:47:08] [INFO ] Invariant cache hit.
[2026-05-25 10:47:09] [INFO ] State equation strengthened by 100 read => feed constraints.
[2026-05-25 10:47:09] [INFO ] Implicit Places using invariants and state equation in 493 ms returned []
Implicit Place search using SMT with State Equation took 661 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LIVENESS mode, iteration 1 : 500/501 places, 801/801 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 41476 ms. Remains : 500/501 places, 801/801 transitions.
Discarding 400 transitions out of 801. Remains 401
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40231 steps (8 resets) in 1535 ms. (26 steps per ms) remains 68/400 properties
BEST_FIRST walk for 4004 steps (8 resets) in 109 ms. (36 steps per ms) remains 67/68 properties
BEST_FIRST walk for 4004 steps (8 resets) in 74 ms. (53 steps per ms) remains 66/67 properties
BEST_FIRST walk for 4004 steps (8 resets) in 76 ms. (52 steps per ms) remains 65/66 properties
[2026-05-25 10:47:09] [INFO ] Flatten gal took : 187 ms
BEST_FIRST walk for 4004 steps (8 resets) in 60 ms. (65 steps per ms) remains 64/65 properties
BEST_FIRST walk for 4004 steps (8 resets) in 66 ms. (59 steps per ms) remains 64/64 properties
BEST_FIRST walk for 4004 steps (8 resets) in 63 ms. (62 steps per ms) remains 64/64 properties
BEST_FIRST walk for 4004 steps (8 resets) in 65 ms. (60 steps per ms) remains 64/64 properties
BEST_FIRST walk for 4004 steps (8 resets) in 63 ms. (62 steps per ms) remains 64/64 properties
BEST_FIRST walk for 4004 steps (8 resets) in 83 ms. (47 steps per ms) remains 64/64 properties
BEST_FIRST walk for 4004 steps (8 resets) in 52 ms. (75 steps per ms) remains 64/64 properties
BEST_FIRST walk for 4004 steps (8 resets) in 58 ms. (67 steps per ms) remains 64/64 properties
[2026-05-25 10:47:09] [INFO ] Flatten gal took : 130 ms
BEST_FIRST walk for 4004 steps (8 resets) in 81 ms. (48 steps per ms) remains 64/64 properties
BEST_FIRST walk for 4004 steps (8 resets) in 74 ms. (53 steps per ms) remains 63/64 properties
BEST_FIRST walk for 4004 steps (8 resets) in 96 ms. (41 steps per ms) remains 63/63 properties
[2026-05-25 10:47:09] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1896599950563899128.gal : 69 ms
BEST_FIRST walk for 4004 steps (8 resets) in 62 ms. (63 steps per ms) remains 63/63 properties
[2026-05-25 10:47:09] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8014187375655886960.prop : 8 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/ReachabilityCardinality1896599950563899128.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8014187375655886960.prop' '--nowitness' '--gen-order' 'FOLLOW'

BEST_FIRST walk for 4004 steps (8 resets) in 69 ms. (57 steps per ms) remains 63/63 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 75 ms. (52 steps per ms) remains 63/63 properties
BEST_FIRST walk for 4004 steps (8 resets) in 107 ms. (37 steps per ms) remains 63/63 properties
BEST_FIRST walk for 4004 steps (8 resets) in 65 ms. (60 steps per ms) remains 63/63 properties
BEST_FIRST walk for 4004 steps (8 resets) in 69 ms. (57 steps per ms) remains 63/63 properties
BEST_FIRST walk for 4004 steps (8 resets) in 50 ms. (78 steps per ms) remains 63/63 properties
Loading property file /tmp/ReachabilityCardinality8014187375655886960.prop.
BEST_FIRST walk for 4004 steps (8 resets) in 60 ms. (65 steps per ms) remains 63/63 properties
BEST_FIRST walk for 4004 steps (8 resets) in 120 ms. (33 steps per ms) remains 63/63 properties
BEST_FIRST walk for 4004 steps (8 resets) in 57 ms. (69 steps per ms) remains 63/63 properties
BEST_FIRST walk for 4004 steps (8 resets) in 64 ms. (61 steps per ms) remains 63/63 properties
BEST_FIRST walk for 4004 steps (8 resets) in 64 ms. (61 steps per ms) remains 63/63 properties
BEST_FIRST walk for 4004 steps (8 resets) in 83 ms. (47 steps per ms) remains 63/63 properties
BEST_FIRST walk for 4004 steps (8 resets) in 67 ms. (58 steps per ms) remains 63/63 properties
BEST_FIRST walk for 4004 steps (8 resets) in 105 ms. (37 steps per ms) remains 63/63 properties
BEST_FIRST walk for 4004 steps (8 resets) in 62 ms. (63 steps per ms) remains 62/63 properties
BEST_FIRST walk for 4004 steps (8 resets) in 59 ms. (66 steps per ms) remains 62/62 properties
BEST_FIRST walk for 4004 steps (8 resets) in 65 ms. (60 steps per ms) remains 62/62 properties
BEST_FIRST walk for 4004 steps (8 resets) in 61 ms. (64 steps per ms) remains 62/62 properties
SDD proceeding with computation,63 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,63 properties remain. new max is 8
SDD size :8 after 25
SDD proceeding with computation,63 properties remain. new max is 16
SDD size :25 after 76
BEST_FIRST walk for 4004 steps (8 resets) in 85 ms. (46 steps per ms) remains 62/62 properties
BEST_FIRST walk for 4004 steps (8 resets) in 80 ms. (49 steps per ms) remains 61/62 properties
SDD proceeding with computation,63 properties remain. new max is 32
SDD size :76 after 246
BEST_FIRST walk for 4004 steps (8 resets) in 81 ms. (48 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4004 steps (8 resets) in 76 ms. (52 steps per ms) remains 61/61 properties
SDD proceeding with computation,63 properties remain. new max is 64
SDD size :246 after 851
BEST_FIRST walk for 4004 steps (8 resets) in 82 ms. (48 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4004 steps (8 resets) in 77 ms. (51 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4004 steps (8 resets) in 61 ms. (64 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4004 steps (8 resets) in 80 ms. (49 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4004 steps (8 resets) in 60 ms. (65 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4004 steps (8 resets) in 93 ms. (42 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4004 steps (8 resets) in 65 ms. (60 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4004 steps (8 resets) in 63 ms. (62 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4004 steps (8 resets) in 63 ms. (62 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4004 steps (8 resets) in 66 ms. (59 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4004 steps (8 resets) in 44 ms. (88 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4004 steps (8 resets) in 48 ms. (81 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4004 steps (8 resets) in 58 ms. (67 steps per ms) remains 61/61 properties
SDD proceeding with computation,63 properties remain. new max is 128
SDD size :851 after 2815
BEST_FIRST walk for 4004 steps (8 resets) in 57 ms. (69 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4004 steps (8 resets) in 116 ms. (34 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4004 steps (8 resets) in 71 ms. (55 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4004 steps (8 resets) in 54 ms. (72 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4004 steps (8 resets) in 55 ms. (71 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4004 steps (8 resets) in 61 ms. (64 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4004 steps (8 resets) in 55 ms. (71 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4004 steps (8 resets) in 40 ms. (97 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4004 steps (8 resets) in 46 ms. (85 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4004 steps (8 resets) in 47 ms. (83 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4004 steps (8 resets) in 74 ms. (53 steps per ms) remains 61/61 properties
BEST_FIRST walk for 4004 steps (8 resets) in 49 ms. (80 steps per ms) remains 61/61 properties
[2026-05-25 10:47:11] [INFO ] Invariant cache hit.
[2026-05-25 10:47:11] [INFO ] State equation strengthened by 100 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (OVERLAPS) 184/245 variables, 49/49 constraints. Problems are: Problem set: 0 solved, 61 unsolved
SDD proceeding with computation,63 properties remain. new max is 256
SDD size :2815 after 5105
SDD proceeding with computation,63 properties remain. new max is 512
SDD size :5105 after 608293
SDD proceeding with computation,63 properties remain. new max is 1024
SDD size :608293 after 1.71184e+06
At refinement iteration 2 (INCLUDED_ONLY) 0/245 variables, 15/64 constraints. Problems are: Problem set: 0 solved, 61 unsolved
SDD proceeding with computation,63 properties remain. new max is 2048
SDD size :1.71184e+06 after 3.13478e+12
At refinement iteration 3 (INCLUDED_ONLY) 0/245 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 4 (OVERLAPS) 392/637 variables, 245/309 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/637 variables, 49/358 constraints. Problems are: Problem set: 0 solved, 61 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 637/1301 variables, and 358 constraints, problems are : Problem set: 0 solved, 61 unsolved in 5016 ms.
Refiners :[Positive P Invariants (semi-flows): 49/100 constraints, State Equation: 245/500 constraints, ReadFeed: 49/100 constraints, PredecessorRefiner: 61/61 constraints, Known Traps: 15/15 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 61 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (OVERLAPS) 184/245 variables, 49/49 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/245 variables, 15/64 constraints. Problems are: Problem set: 0 solved, 61 unsolved
Reachability property qltransition_17 is true.
SDD proceeding with computation,62 properties remain. new max is 2048
SDD size :3.13478e+12 after 3.4008e+19
At refinement iteration 3 (INCLUDED_ONLY) 0/245 variables, 12/76 constraints. Problems are: Problem set: 1 solved, 60 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/245 variables, 0/76 constraints. Problems are: Problem set: 1 solved, 60 unsolved
At refinement iteration 5 (OVERLAPS) 392/637 variables, 245/321 constraints. Problems are: Problem set: 1 solved, 60 unsolved
Reachability property qltransition_25 is true.
SDD proceeding with computation,61 properties remain. new max is 2048
At refinement iteration 6 (INCLUDED_ONLY) 0/637 variables, 49/370 constraints. Problems are: Problem set: 2 solved, 59 unsolved
SDD size :3.4008e+19 after 3.06255e+26
At refinement iteration 7 (INCLUDED_ONLY) 0/637 variables, 59/429 constraints. Problems are: Problem set: 2 solved, 59 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 637/1301 variables, and 432 constraints, problems are : Problem set: 2 solved, 59 unsolved in 5018 ms.
Refiners :[Positive P Invariants (semi-flows): 49/100 constraints, State Equation: 245/500 constraints, ReadFeed: 49/100 constraints, PredecessorRefiner: 59/61 constraints, Known Traps: 30/30 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10056ms problems are : Problem set: 2 solved, 59 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 59 out of 500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 500/500 places, 801/801 transitions.
Graph (complete) has 1200 edges and 500 vertex of which 235 are kept as prefixes of interest. Removing 265 places using SCC suffix rule.6 ms
Discarding 265 places :
Also discarding 424 output transitions
Drop transitions (Output transitions of discarded places.) removed 424 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 2 place count 235 transition count 376
Applied a total of 2 rules in 95 ms. Remains 235 /500 variables (removed 265) and now considering 376/801 (removed 425) transitions.
Running 282 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5456521424755804067.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8089432636913810406.kers'
[2026-05-25 10:47:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5456521424755804067.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8089432636913810406.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 376 rows 235 cols 940 entries
Finished phase 1 with 188 SingleSign rule and 0 generalized
[2026-05-25 10:47:21] [INFO ] Computed 47 invariants in 1 ms
Computed 47 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-8089432636913810406.kers
Total runtime 3 ms.
[2026-05-25 10:47:21] [INFO ] State equation strengthened by 47 read => feed constraints.
SDD proceeding with computation,61 properties remain. new max is 4096
SDD size :3.06255e+26 after 2.20602e+39
At refinement iteration 0 (INCLUDED_ONLY) 0/188 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 47/235 variables, 47/47 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Reachability property qltransition_64 is true.
Reachability property qltransition_63 is true.
Reachability property qltransition_57 is true.
Reachability property qltransition_49 is true.
SDD proceeding with computation,57 properties remain. new max is 4096
SDD size :2.20602e+39 after 2.16459e+53
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (OVERLAPS) 376/611 variables, 235/282 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/611 variables, 47/329 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Reachability property qltransition_81 is true.
Reachability property qltransition_80 is true.
Reachability property qltransition_79 is true.
SDD proceeding with computation,54 properties remain. new max is 4096
SDD size :2.16459e+53 after 8.22372e+72
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 611/611 variables, and 329 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20036 ms.
Refiners :[Positive P Invariants (semi-flows): 47/47 constraints, State Equation: 235/235 constraints, ReadFeed: 47/47 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Reachability property qltransition_105 is true.
Reachability property qltransition_96 is true.
Reachability property qltransition_95 is true.
SDD proceeding with computation,51 properties remain. new max is 4096
SDD size :8.22372e+72 after 1.7362e+90
At refinement iteration 0 (INCLUDED_ONLY) 0/188 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 47/235 variables, 47/47 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Reachability property qltransition_121 is true.
Reachability property qltransition_113 is true.
SDD proceeding with computation,49 properties remain. new max is 4096
SDD size :1.7362e+90 after 8.33241e+106
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (OVERLAPS) 376/611 variables, 235/282 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/611 variables, 47/329 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/611 variables, 282/611 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Reachability property qltransition_144 is true.
Reachability property qltransition_143 is true.
Reachability property qltransition_137 is true.
SDD proceeding with computation,46 properties remain. new max is 4096
SDD size :8.33241e+106 after 4.05197e+126
SDD proceeding with computation,46 properties remain. new max is 8192
SDD size :4.05197e+126 after 3.96414e+140
At refinement iteration 6 (INCLUDED_ONLY) 0/611 variables, 2/613 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 611/611 variables, and 613 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20015 ms.
Refiners :[Positive P Invariants (semi-flows): 47/47 constraints, State Equation: 235/235 constraints, ReadFeed: 47/47 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40106ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 40108ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40206 ms. Remains : 235/500 places, 376/801 transitions.
RANDOM walk for 60735 steps (0 resets) in 744 ms. (81 steps per ms) remains 0/44 properties
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 401 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK DECISION_DIAGRAMS COLLATERAL_PROCESSING BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 94573 ms.

BK_STOP 1779706081710

--------------------
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="JoinFreeModules-PT-0100"
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 JoinFreeModules-PT-0100, 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 r168-smll-177961110100117"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/JoinFreeModules-PT-0100.tgz
mv JoinFreeModules-PT-0100 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 ;