Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r189-tall-171640617000027.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-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 2-5568
Executing tool itstools
Input is FlexibleBarrier-PT-08b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r189-tall-171640617000027
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 668K
-rw-r--r-- 1 mcc users 7.8K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 87K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:45 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 22 14:45 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 19 07:17 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 19 18:20 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.9K Apr 13 08:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 91K Apr 13 08:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.2K Apr 13 08:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 70K Apr 13 08:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:45 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:45 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 241K May 18 16:42 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 1716472379204

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FlexibleBarrier-PT-08b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202405141337
[2024-05-23 13:53:00] [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]
[2024-05-23 13:53:00] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 13:53:00] [INFO ] Load time of PNML (sax parser for PT used): 127 ms
[2024-05-23 13:53:00] [INFO ] Transformed 920 places.
[2024-05-23 13:53:00] [INFO ] Transformed 1057 transitions.
[2024-05-23 13:53:00] [INFO ] Found NUPN structural information;
[2024-05-23 13:53:00] [INFO ] Parsed PT model containing 920 places and 1057 transitions and 2627 arcs in 231 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 920/920 places, 1057/1057 transitions.
Graph (trivial) has 894 edges and 920 vertex of which 50 / 920 are part of one of the 8 SCC in 6 ms
Free SCC test removed 42 places
Ensure Unique test removed 43 transitions
Reduce isomorphic transitions removed 43 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 241 transitions
Trivial Post-agglo rules discarded 241 transitions
Performed 241 trivial Post agglomeration. Transition count delta: 241
Iterating post reduction 0 with 241 rules applied. Total rules applied 242 place count 878 transition count 773
Reduce places removed 241 places and 0 transitions.
Iterating post reduction 1 with 241 rules applied. Total rules applied 483 place count 637 transition count 773
Performed 56 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 56 Pre rules applied. Total rules applied 483 place count 637 transition count 717
Deduced a syphon composed of 56 places in 3 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 2 with 112 rules applied. Total rules applied 595 place count 581 transition count 717
Performed 367 Post agglomeration using F-continuation condition.Transition count delta: 367
Deduced a syphon composed of 367 places in 1 ms
Reduce places removed 367 places and 0 transitions.
Iterating global reduction 2 with 734 rules applied. Total rules applied 1329 place count 214 transition count 350
Applied a total of 1329 rules in 113 ms. Remains 214 /920 variables (removed 706) and now considering 350/1057 (removed 707) transitions.
[2024-05-23 13:53:00] [INFO ] Flow matrix only has 327 transitions (discarded 23 similar events)
// Phase 1: matrix 327 rows 214 cols
[2024-05-23 13:53:00] [INFO ] Computed 10 invariants in 24 ms
[2024-05-23 13:53:01] [INFO ] Implicit Places using invariants in 320 ms returned []
[2024-05-23 13:53:01] [INFO ] Flow matrix only has 327 transitions (discarded 23 similar events)
[2024-05-23 13:53:01] [INFO ] Invariant cache hit.
[2024-05-23 13:53:01] [INFO ] State equation strengthened by 49 read => feed constraints.
[2024-05-23 13:53:01] [INFO ] Implicit Places using invariants and state equation in 316 ms returned []
Implicit Place search using SMT with State Equation took 666 ms to find 0 implicit places.
Running 349 sub problems to find dead transitions.
[2024-05-23 13:53:01] [INFO ] Flow matrix only has 327 transitions (discarded 23 similar events)
[2024-05-23 13:53:01] [INFO ] Invariant cache hit.
[2024-05-23 13:53:01] [INFO ] State equation strengthened by 49 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/213 variables, 213/213 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/213 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 2 (OVERLAPS) 1/214 variables, 10/223 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/214 variables, 1/224 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 5 (OVERLAPS) 326/540 variables, 214/438 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/540 variables, 48/486 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/540 variables, 0/486 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 8 (OVERLAPS) 1/541 variables, 1/487 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/541 variables, 0/487 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 10 (OVERLAPS) 0/541 variables, 0/487 constraints. Problems are: Problem set: 0 solved, 349 unsolved
No progress, stopping.
After SMT solving in domain Real declared 541/541 variables, and 487 constraints, problems are : Problem set: 0 solved, 349 unsolved in 19118 ms.
Refiners :[Domain max(s): 214/214 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 214/214 constraints, ReadFeed: 49/49 constraints, PredecessorRefiner: 349/349 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 349 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/213 variables, 213/213 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/213 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 2 (OVERLAPS) 1/214 variables, 10/223 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/214 variables, 1/224 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 5 (OVERLAPS) 326/540 variables, 214/438 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/540 variables, 48/486 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/540 variables, 349/835 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/540 variables, 0/835 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 9 (OVERLAPS) 1/541 variables, 1/836 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/541 variables, 0/836 constraints. Problems are: Problem set: 0 solved, 349 unsolved
At refinement iteration 11 (OVERLAPS) 0/541 variables, 0/836 constraints. Problems are: Problem set: 0 solved, 349 unsolved
No progress, stopping.
After SMT solving in domain Int declared 541/541 variables, and 836 constraints, problems are : Problem set: 0 solved, 349 unsolved in 23780 ms.
Refiners :[Domain max(s): 214/214 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 214/214 constraints, ReadFeed: 49/49 constraints, PredecessorRefiner: 349/349 constraints, Known Traps: 0/0 constraints]
After SMT, in 43333ms problems are : Problem set: 0 solved, 349 unsolved
Search for dead transitions found 0 dead transitions in 43349ms
Starting structural reductions in LIVENESS mode, iteration 1 : 214/920 places, 350/1057 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 44157 ms. Remains : 214/920 places, 350/1057 transitions.
Discarding 195 transitions out of 350. Remains 155
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (2894 resets) in 2898 ms. (13 steps per ms) remains 105/154 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 105/105 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 105/105 properties
[2024-05-23 13:53:45] [INFO ] Flow matrix only has 327 transitions (discarded 23 similar events)
[2024-05-23 13:53:45] [INFO ] Invariant cache hit.
[2024-05-23 13:53:45] [INFO ] State equation strengthened by 49 read => feed constraints.
[2024-05-23 13:53:46] [INFO ] Flatten gal took : 132 ms
[2024-05-23 13:53:46] [INFO ] Flatten gal took : 52 ms
[2024-05-23 13:53:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8359617994274986189.gal : 13 ms
[2024-05-23 13:53:46] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality82978825344418924.prop : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8359617994274986189.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality82978825344418924.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...326
Loading property file /tmp/ReachabilityCardinality82978825344418924.prop.
SDD proceeding with computation,105 properties remain. new max is 4
SDD size :1 after 14
SDD proceeding with computation,105 properties remain. new max is 8
SDD size :14 after 1681
SDD proceeding with computation,105 properties remain. new max is 16
SDD size :1681 after 30185
At refinement iteration 0 (INCLUDED_ONLY) 0/162 variables, 162/162 constraints. Problems are: Problem set: 0 solved, 105 unsolved
Reachability property qltransition_226 is true.
Reachability property qltransition_225 is true.
Reachability property qltransition_224 is true.
Reachability property qltransition_223 is true.
Reachability property qltransition_222 is true.
Reachability property qltransition_221 is true.
Reachability property qltransition_219 is true.
Reachability property qltransition_214 is true.
Reachability property qltransition_213 is true.
Reachability property qltransition_212 is true.
Reachability property qltransition_211 is true.
Reachability property qltransition_210 is true.
Reachability property qltransition_208 is true.
Reachability property qltransition_207 is true.
Reachability property qltransition_202 is true.
At refinement iteration 1 (INCLUDED_ONLY) 0/162 variables, 0/162 constraints. Problems are: Problem set: 15 solved, 90 unsolved
At refinement iteration 2 (OVERLAPS) 52/214 variables, 10/172 constraints. Problems are: Problem set: 15 solved, 90 unsolved
Reachability property qltransition_201 is true.
At refinement iteration 3 (INCLUDED_ONLY) 0/214 variables, 52/224 constraints. Problems are: Problem set: 15 solved, 90 unsolved
Reachability property qltransition_200 is true.
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/224 constraints. Problems are: Problem set: 17 solved, 88 unsolved
At refinement iteration 5 (OVERLAPS) 326/540 variables, 214/438 constraints. Problems are: Problem set: 17 solved, 88 unsolved
Reachability property qltransition_199 is true.
Reachability property qltransition_198 is true.
Reachability property qltransition_197 is true.
Reachability property qltransition_196 is true.
Reachability property qltransition_195 is true.
At refinement iteration 6 (INCLUDED_ONLY) 0/540 variables, 48/486 constraints. Problems are: Problem set: 17 solved, 88 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/540 variables, 0/486 constraints. Problems are: Problem set: 22 solved, 83 unsolved
Reachability property qltransition_190 is true.
At refinement iteration 8 (OVERLAPS) 1/541 variables, 1/487 constraints. Problems are: Problem set: 23 solved, 82 unsolved
Reachability property qltransition_189 is true.
At refinement iteration 9 (INCLUDED_ONLY) 0/541 variables, 0/487 constraints. Problems are: Problem set: 23 solved, 82 unsolved
Reachability property qltransition_187 is true.
At refinement iteration 10 (OVERLAPS) 0/541 variables, 0/487 constraints. Problems are: Problem set: 25 solved, 80 unsolved
No progress, stopping.
Reachability property qltransition_185 is true.
Reachability property qltransition_183 is true.
After SMT solving in domain Real declared 541/541 variables, and 487 constraints, problems are : Problem set: 25 solved, 80 unsolved in 5026 ms.
Refiners :[Domain max(s): 214/214 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 214/214 constraints, ReadFeed: 49/49 constraints, PredecessorRefiner: 105/105 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 25 solved, 80 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/123 variables, 123/123 constraints. Problems are: Problem set: 27 solved, 78 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/123 variables, 0/123 constraints. Problems are: Problem set: 27 solved, 78 unsolved
At refinement iteration 2 (OVERLAPS) 91/214 variables, 10/133 constraints. Problems are: Problem set: 27 solved, 78 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/214 variables, 91/224 constraints. Problems are: Problem set: 27 solved, 78 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/224 constraints. Problems are: Problem set: 27 solved, 78 unsolved
At refinement iteration 5 (OVERLAPS) 326/540 variables, 214/438 constraints. Problems are: Problem set: 27 solved, 78 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/540 variables, 48/486 constraints. Problems are: Problem set: 27 solved, 78 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/540 variables, 78/564 constraints. Problems are: Problem set: 27 solved, 78 unsolved
Reachability property qltransition_178 is true.
At refinement iteration 8 (INCLUDED_ONLY) 0/540 variables, 0/564 constraints. Problems are: Problem set: 28 solved, 77 unsolved
At refinement iteration 9 (OVERLAPS) 1/541 variables, 1/565 constraints. Problems are: Problem set: 28 solved, 77 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/541 variables, 0/565 constraints. Problems are: Problem set: 28 solved, 77 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 541/541 variables, and 565 constraints, problems are : Problem set: 28 solved, 77 unsolved in 5015 ms.
Refiners :[Domain max(s): 214/214 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 214/214 constraints, ReadFeed: 49/49 constraints, PredecessorRefiner: 78/105 constraints, Known Traps: 0/0 constraints]
After SMT, in 10128ms problems are : Problem set: 28 solved, 77 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 118 out of 214 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 214/214 places, 350/350 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 24 place count 214 transition count 326
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 41 place count 197 transition count 309
Iterating global reduction 1 with 17 rules applied. Total rules applied 58 place count 197 transition count 309
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 1 with 17 rules applied. Total rules applied 75 place count 197 transition count 292
Free-agglomeration rule applied 36 times.
Iterating global reduction 2 with 36 rules applied. Total rules applied 111 place count 197 transition count 256
Reduce places removed 36 places and 0 transitions.
Iterating post reduction 2 with 36 rules applied. Total rules applied 147 place count 161 transition count 256
Applied a total of 147 rules in 45 ms. Remains 161 /214 variables (removed 53) and now considering 256/350 (removed 94) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45 ms. Remains : 161/214 places, 256/350 transitions.
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_171 is true.
SDD proceeding with computation,70 properties remain. new max is 16
SDD size :30185 after 1.79787e+07
Reachability property qltransition_250 is true.
Reachability property qltransition_249 is true.
Reachability property qltransition_247 is true.
Reachability property qltransition_246 is true.
Reachability property qltransition_245 is true.
Reachability property qltransition_239 is true.
Reachability property qltransition_238 is true.
Reachability property qltransition_237 is true.
Reachability property qltransition_236 is true.
Reachability property qltransition_235 is true.
Reachability property qltransition_234 is true.
Reachability property qltransition_233 is true.
Reachability property qltransition_231 is true.
Reachability property qltransition_230 is true.
Reachability property qltransition_228 is true.
Reachability property qltransition_227 is true.
Reachability property qltransition_217 is true.
Reachability property qltransition_216 is true.
Reachability property qltransition_206 is true.
RANDOM walk for 4000000 steps (318151 resets) in 30527 ms. (131 steps per ms) remains 12/77 properties
Reachability property qltransition_205 is true.
Reachability property qltransition_204 is true.
Reachability property qltransition_203 is true.
BEST_FIRST walk for 4000004 steps (9567 resets) in 3067 ms. (1303 steps per ms) remains 12/12 properties
Reachability property qltransition_193 is true.
BEST_FIRST walk for 4000004 steps (9587 resets) in 2149 ms. (1860 steps per ms) remains 12/12 properties
Reachability property qltransition_192 is true.
BEST_FIRST walk for 4000004 steps (9559 resets) in 2052 ms. (1948 steps per ms) remains 12/12 properties
Reachability property qltransition_191 is true.
BEST_FIRST walk for 4000004 steps (9571 resets) in 2191 ms. (1824 steps per ms) remains 12/12 properties
BEST_FIRST walk for 4000004 steps (9576 resets) in 2152 ms. (1857 steps per ms) remains 12/12 properties
BEST_FIRST walk for 4000004 steps (9590 resets) in 2105 ms. (1899 steps per ms) remains 12/12 properties
BEST_FIRST walk for 4000004 steps (9575 resets) in 1983 ms. (2016 steps per ms) remains 12/12 properties
BEST_FIRST walk for 4000004 steps (9584 resets) in 1971 ms. (2028 steps per ms) remains 12/12 properties
BEST_FIRST walk for 4000004 steps (9576 resets) in 1860 ms. (2149 steps per ms) remains 12/12 properties
BEST_FIRST walk for 4000004 steps (9559 resets) in 1924 ms. (2077 steps per ms) remains 12/12 properties
BEST_FIRST walk for 4000003 steps (9578 resets) in 2068 ms. (1933 steps per ms) remains 12/12 properties
BEST_FIRST walk for 4000004 steps (9615 resets) in 2009 ms. (1990 steps per ms) remains 12/12 properties
// Phase 1: matrix 256 rows 161 cols
[2024-05-23 13:54:13] [INFO ] Computed 10 invariants in 2 ms
[2024-05-23 13:54:13] [INFO ] State equation strengthened by 76 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 78/91 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/91 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (OVERLAPS) 70/161 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/161 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (OVERLAPS) 256/417 variables, 161/171 constraints. Problems are: Problem set: 0 solved, 12 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/417 variables, 76/247 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/417 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 8 (OVERLAPS) 0/417 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Real declared 417/417 variables, and 247 constraints, problems are : Problem set: 0 solved, 12 unsolved in 376 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 161/161 constraints, ReadFeed: 76/76 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 78/91 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/91 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (OVERLAPS) 70/161 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/161 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (OVERLAPS) 256/417 variables, 161/171 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/417 variables, 76/247 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/417 variables, 12/259 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/417 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 9 (OVERLAPS) 0/417 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Int declared 417/417 variables, and 259 constraints, problems are : Problem set: 0 solved, 12 unsolved in 454 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 161/161 constraints, ReadFeed: 76/76 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints]
After SMT, in 842ms problems are : Problem set: 0 solved, 12 unsolved
Finished Parikh walk after 3945 steps, including 112 resets, run visited all 12 properties in 74 ms. (steps per millisecond=53 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 12 properties in 81 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 155 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK DECISION_DIAGRAMS COLLATERAL_PROCESSING TOPOLOGICAL INITIAL_STATE
Total runtime 74474 ms.

BK_STOP 1716472454836

--------------------
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
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /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="FlexibleBarrier-PT-08b"
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 2-5568"
echo " Executing tool itstools"
echo " Input is FlexibleBarrier-PT-08b, 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 r189-tall-171640617000027"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-08b.tgz
mv FlexibleBarrier-PT-08b 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.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -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 ;