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.r496-tall-171640602700116.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 ltsminxred
Input is FlexibleBarrier-PT-18a, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r496-tall-171640602700116
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 700K
-rw-r--r-- 1 mcc users 7.1K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K 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 6.5K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:45 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 22 14:45 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 19 07:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 19 18:22 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.6K Apr 13 12:27 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 88K Apr 13 12:27 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.7K Apr 13 12:08 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 86K Apr 13 12:08 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 265K 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

here is the order used to build the result vector(from text file)
FORMULA_NAME FlexibleBarrier-PT-18a-LTLFireability-00
FORMULA_NAME FlexibleBarrier-PT-18a-LTLFireability-01
FORMULA_NAME FlexibleBarrier-PT-18a-LTLFireability-02
FORMULA_NAME FlexibleBarrier-PT-18a-LTLFireability-03
FORMULA_NAME FlexibleBarrier-PT-18a-LTLFireability-04
FORMULA_NAME FlexibleBarrier-PT-18a-LTLFireability-05
FORMULA_NAME FlexibleBarrier-PT-18a-LTLFireability-06
FORMULA_NAME FlexibleBarrier-PT-18a-LTLFireability-07
FORMULA_NAME FlexibleBarrier-PT-18a-LTLFireability-08
FORMULA_NAME FlexibleBarrier-PT-18a-LTLFireability-09
FORMULA_NAME FlexibleBarrier-PT-18a-LTLFireability-10
FORMULA_NAME FlexibleBarrier-PT-18a-LTLFireability-11
FORMULA_NAME FlexibleBarrier-PT-18a-LTLFireability-12
FORMULA_NAME FlexibleBarrier-PT-18a-LTLFireability-13
FORMULA_NAME FlexibleBarrier-PT-18a-LTLFireability-14
FORMULA_NAME FlexibleBarrier-PT-18a-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717183422120

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FlexibleBarrier-PT-18a
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 19:23:43] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-31 19:23:43] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 19:23:43] [INFO ] Load time of PNML (sax parser for PT used): 101 ms
[2024-05-31 19:23:43] [INFO ] Transformed 219 places.
[2024-05-31 19:23:43] [INFO ] Transformed 886 transitions.
[2024-05-31 19:23:43] [INFO ] Found NUPN structural information;
[2024-05-31 19:23:43] [INFO ] Parsed PT model containing 219 places and 886 transitions and 4355 arcs in 213 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
Ensure Unique test removed 290 transitions
Reduce redundant transitions removed 290 transitions.
FORMULA FlexibleBarrier-PT-18a-LTLFireability-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-18a-LTLFireability-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-18a-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-18a-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Initial state reduction rules removed 1 formulas.
FORMULA FlexibleBarrier-PT-18a-LTLFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 32 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 596/596 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 18 transitions
Redundant transition composition rules discarded 18 transitions
Iterating global reduction 0 with 18 rules applied. Total rules applied 18 place count 219 transition count 578
Applied a total of 18 rules in 45 ms. Remains 219 /219 variables (removed 0) and now considering 578/596 (removed 18) transitions.
// Phase 1: matrix 578 rows 219 cols
[2024-05-31 19:23:43] [INFO ] Computed 20 invariants in 19 ms
[2024-05-31 19:23:44] [INFO ] Implicit Places using invariants in 270 ms returned []
[2024-05-31 19:23:44] [INFO ] Invariant cache hit.
[2024-05-31 19:23:44] [INFO ] State equation strengthened by 397 read => feed constraints.
[2024-05-31 19:23:44] [INFO ] Implicit Places using invariants and state equation in 406 ms returned []
Implicit Place search using SMT with State Equation took 703 ms to find 0 implicit places.
Running 577 sub problems to find dead transitions.
[2024-05-31 19:23:44] [INFO ] Invariant cache hit.
[2024-05-31 19:23:44] [INFO ] State equation strengthened by 397 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/218 variables, 218/218 constraints. Problems are: Problem set: 0 solved, 577 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/218 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 577 unsolved
At refinement iteration 2 (OVERLAPS) 1/219 variables, 20/238 constraints. Problems are: Problem set: 0 solved, 577 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/219 variables, 1/239 constraints. Problems are: Problem set: 0 solved, 577 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/239 constraints. Problems are: Problem set: 0 solved, 577 unsolved
At refinement iteration 5 (OVERLAPS) 578/797 variables, 219/458 constraints. Problems are: Problem set: 0 solved, 577 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/797 variables, 397/855 constraints. Problems are: Problem set: 0 solved, 577 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/797 variables, 0/855 constraints. Problems are: Problem set: 0 solved, 577 unsolved
At refinement iteration 8 (OVERLAPS) 0/797 variables, 0/855 constraints. Problems are: Problem set: 0 solved, 577 unsolved
No progress, stopping.
After SMT solving in domain Real declared 797/797 variables, and 855 constraints, problems are : Problem set: 0 solved, 577 unsolved in 30033 ms.
Refiners :[Domain max(s): 219/219 constraints, Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 219/219 constraints, ReadFeed: 397/397 constraints, PredecessorRefiner: 577/577 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 577 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/218 variables, 218/218 constraints. Problems are: Problem set: 0 solved, 577 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/218 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 577 unsolved
At refinement iteration 2 (OVERLAPS) 1/219 variables, 20/238 constraints. Problems are: Problem set: 0 solved, 577 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/219 variables, 1/239 constraints. Problems are: Problem set: 0 solved, 577 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/239 constraints. Problems are: Problem set: 0 solved, 577 unsolved
At refinement iteration 5 (OVERLAPS) 578/797 variables, 219/458 constraints. Problems are: Problem set: 0 solved, 577 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/797 variables, 397/855 constraints. Problems are: Problem set: 0 solved, 577 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/797 variables, 577/1432 constraints. Problems are: Problem set: 0 solved, 577 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/797 variables, 0/1432 constraints. Problems are: Problem set: 0 solved, 577 unsolved
At refinement iteration 9 (OVERLAPS) 0/797 variables, 0/1432 constraints. Problems are: Problem set: 0 solved, 577 unsolved
No progress, stopping.
After SMT solving in domain Int declared 797/797 variables, and 1432 constraints, problems are : Problem set: 0 solved, 577 unsolved in 30021 ms.
Refiners :[Domain max(s): 219/219 constraints, Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 219/219 constraints, ReadFeed: 397/397 constraints, PredecessorRefiner: 577/577 constraints, Known Traps: 0/0 constraints]
After SMT, in 60594ms problems are : Problem set: 0 solved, 577 unsolved
Search for dead transitions found 0 dead transitions in 60615ms
Starting structural reductions in LTL mode, iteration 1 : 219/219 places, 578/596 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61387 ms. Remains : 219/219 places, 578/596 transitions.
Support contains 32 out of 219 places after structural reductions.
[2024-05-31 19:24:45] [INFO ] Flatten gal took : 57 ms
[2024-05-31 19:24:45] [INFO ] Flatten gal took : 29 ms
[2024-05-31 19:24:45] [INFO ] Input system was already deterministic with 578 transitions.
RANDOM walk for 40000 steps (8 resets) in 915 ms. (43 steps per ms) remains 1/24 properties
BEST_FIRST walk for 40004 steps (8 resets) in 129 ms. (307 steps per ms) remains 1/1 properties
[2024-05-31 19:24:45] [INFO ] Invariant cache hit.
[2024-05-31 19:24:45] [INFO ] State equation strengthened by 397 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp4 is UNSAT
After SMT solving in domain Real declared 26/797 variables, and 7 constraints, problems are : Problem set: 1 solved, 0 unsolved in 57 ms.
Refiners :[Domain max(s): 4/219 constraints, Positive P Invariants (semi-flows): 3/20 constraints, State Equation: 0/219 constraints, ReadFeed: 0/397 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 77ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 1 atomic propositions for a total of 11 simplifications.
Computed a total of 3 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||G(F(p1)))))'
Support contains 5 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 578/578 transitions.
Applied a total of 0 rules in 9 ms. Remains 219 /219 variables (removed 0) and now considering 578/578 (removed 0) transitions.
[2024-05-31 19:24:46] [INFO ] Invariant cache hit.
[2024-05-31 19:24:46] [INFO ] Implicit Places using invariants in 122 ms returned [218]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 124 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 218/219 places, 578/578 transitions.
Applied a total of 0 rules in 5 ms. Remains 218 /218 variables (removed 0) and now considering 578/578 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 139 ms. Remains : 218/219 places, 578/578 transitions.
Stuttering acceptance computed with spot in 251 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Running random walk in product with property : FlexibleBarrier-PT-18a-LTLFireability-00
Product exploration explored 100000 steps with 1439 reset in 835 ms.
Stack based approach found an accepted trace after 4439 steps with 40 reset with depth 21 and stack size 20 in 31 ms.
FORMULA FlexibleBarrier-PT-18a-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property FlexibleBarrier-PT-18a-LTLFireability-00 finished in 1322 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X(p0)||G(p1)))))'
Support contains 5 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 578/578 transitions.
Applied a total of 0 rules in 4 ms. Remains 219 /219 variables (removed 0) and now considering 578/578 (removed 0) transitions.
[2024-05-31 19:24:47] [INFO ] Invariant cache hit.
[2024-05-31 19:24:47] [INFO ] Implicit Places using invariants in 125 ms returned [218]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 128 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 218/219 places, 578/578 transitions.
Applied a total of 0 rules in 11 ms. Remains 218 /218 variables (removed 0) and now considering 578/578 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 144 ms. Remains : 218/219 places, 578/578 transitions.
Stuttering acceptance computed with spot in 190 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : FlexibleBarrier-PT-18a-LTLFireability-01
Entered a terminal (fully accepting) state of product in 5 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-18a-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-18a-LTLFireability-01 finished in 395 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((!p0 U (p1||F(p2))))'
Support contains 5 out of 219 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 219/219 places, 578/578 transitions.
Graph (trivial) has 170 edges and 219 vertex of which 45 / 219 are part of one of the 15 SCC in 6 ms
Free SCC test removed 30 places
Ensure Unique test removed 135 transitions
Reduce isomorphic transitions removed 135 transitions.
Performed 52 Post agglomeration using F-continuation condition.Transition count delta: 52
Deduced a syphon composed of 52 places in 1 ms
Reduce places removed 52 places and 0 transitions.
Iterating global reduction 0 with 104 rules applied. Total rules applied 105 place count 137 transition count 391
Drop transitions (Redundant composition of simpler transitions.) removed 180 transitions
Redundant transition composition rules discarded 180 transitions
Iterating global reduction 0 with 180 rules applied. Total rules applied 285 place count 137 transition count 211
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 287 place count 137 transition count 211
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 289 place count 135 transition count 209
Iterating global reduction 0 with 2 rules applied. Total rules applied 291 place count 135 transition count 209
Applied a total of 291 rules in 74 ms. Remains 135 /219 variables (removed 84) and now considering 209/578 (removed 369) transitions.
[2024-05-31 19:24:47] [INFO ] Flow matrix only has 178 transitions (discarded 31 similar events)
// Phase 1: matrix 178 rows 135 cols
[2024-05-31 19:24:47] [INFO ] Computed 20 invariants in 1 ms
[2024-05-31 19:24:47] [INFO ] Implicit Places using invariants in 92 ms returned [134]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 93 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 134/219 places, 209/578 transitions.
Graph (trivial) has 176 edges and 134 vertex of which 45 / 134 are part of one of the 15 SCC in 1 ms
Free SCC test removed 30 places
Ensure Unique test removed 60 transitions
Reduce isomorphic transitions removed 60 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 0 with 18 rules applied. Total rules applied 19 place count 104 transition count 131
Reduce places removed 18 places and 0 transitions.
Iterating post reduction 1 with 18 rules applied. Total rules applied 37 place count 86 transition count 131
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 18 Pre rules applied. Total rules applied 37 place count 86 transition count 113
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 2 with 36 rules applied. Total rules applied 73 place count 68 transition count 113
Performed 21 Post agglomeration using F-continuation condition.Transition count delta: 21
Deduced a syphon composed of 21 places in 1 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 2 with 42 rules applied. Total rules applied 115 place count 47 transition count 92
Drop transitions (Redundant composition of simpler transitions.) removed 17 transitions
Redundant transition composition rules discarded 17 transitions
Iterating global reduction 2 with 17 rules applied. Total rules applied 132 place count 47 transition count 75
Applied a total of 132 rules in 14 ms. Remains 47 /134 variables (removed 87) and now considering 75/209 (removed 134) transitions.
[2024-05-31 19:24:47] [INFO ] Flow matrix only has 56 transitions (discarded 19 similar events)
// Phase 1: matrix 56 rows 47 cols
[2024-05-31 19:24:47] [INFO ] Computed 19 invariants in 1 ms
[2024-05-31 19:24:47] [INFO ] Implicit Places using invariants in 26 ms returned []
[2024-05-31 19:24:47] [INFO ] Flow matrix only has 56 transitions (discarded 19 similar events)
[2024-05-31 19:24:47] [INFO ] Invariant cache hit.
[2024-05-31 19:24:48] [INFO ] State equation strengthened by 23 read => feed constraints.
[2024-05-31 19:24:48] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 70 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 47/219 places, 75/578 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 251 ms. Remains : 47/219 places, 75/578 transitions.
Stuttering acceptance computed with spot in 87 ms :[(NOT p2), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : FlexibleBarrier-PT-18a-LTLFireability-04
Product exploration explored 100000 steps with 50000 reset in 261 ms.
Product exploration explored 100000 steps with 50000 reset in 178 ms.
Computed a total of 2 stabilizing places and 1 stable transitions
Computed a total of 2 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0)), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (X p2), (X (NOT p0)), (X (NOT (AND (NOT p1) (NOT p2) p0))), (X (NOT p1)), (X (X (NOT (AND (NOT p1) (NOT p2) p0)))), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X (AND (NOT p1) (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X (NOT p2))), (X (X p2)), (X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 8 factoid took 47 ms. Reduced automaton from 2 states, 3 edges and 3 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FlexibleBarrier-PT-18a-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FlexibleBarrier-PT-18a-LTLFireability-04 finished in 859 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((X(p1)||p0))))'
Support contains 5 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 578/578 transitions.
Applied a total of 0 rules in 3 ms. Remains 219 /219 variables (removed 0) and now considering 578/578 (removed 0) transitions.
// Phase 1: matrix 578 rows 219 cols
[2024-05-31 19:24:48] [INFO ] Computed 20 invariants in 3 ms
[2024-05-31 19:24:48] [INFO ] Implicit Places using invariants in 111 ms returned [218]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 114 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 218/219 places, 578/578 transitions.
Applied a total of 0 rules in 2 ms. Remains 218 /218 variables (removed 0) and now considering 578/578 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 119 ms. Remains : 218/219 places, 578/578 transitions.
Stuttering acceptance computed with spot in 91 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : FlexibleBarrier-PT-18a-LTLFireability-05
Product exploration explored 100000 steps with 943 reset in 769 ms.
Stack based approach found an accepted trace after 37 steps with 1 reset with depth 21 and stack size 21 in 1 ms.
FORMULA FlexibleBarrier-PT-18a-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property FlexibleBarrier-PT-18a-LTLFireability-05 finished in 998 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 4 out of 219 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 219/219 places, 578/578 transitions.
Graph (trivial) has 173 edges and 219 vertex of which 48 / 219 are part of one of the 16 SCC in 1 ms
Free SCC test removed 32 places
Ensure Unique test removed 137 transitions
Reduce isomorphic transitions removed 137 transitions.
Performed 53 Post agglomeration using F-continuation condition.Transition count delta: 53
Deduced a syphon composed of 53 places in 1 ms
Reduce places removed 53 places and 0 transitions.
Iterating global reduction 0 with 106 rules applied. Total rules applied 107 place count 134 transition count 388
Drop transitions (Redundant composition of simpler transitions.) removed 182 transitions
Redundant transition composition rules discarded 182 transitions
Iterating global reduction 0 with 182 rules applied. Total rules applied 289 place count 134 transition count 206
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 290 place count 134 transition count 206
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 291 place count 133 transition count 205
Iterating global reduction 0 with 1 rules applied. Total rules applied 292 place count 133 transition count 205
Applied a total of 292 rules in 39 ms. Remains 133 /219 variables (removed 86) and now considering 205/578 (removed 373) transitions.
[2024-05-31 19:24:49] [INFO ] Flow matrix only has 172 transitions (discarded 33 similar events)
// Phase 1: matrix 172 rows 133 cols
[2024-05-31 19:24:49] [INFO ] Computed 20 invariants in 2 ms
[2024-05-31 19:24:49] [INFO ] Implicit Places using invariants in 101 ms returned [132]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 103 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 132/219 places, 205/578 transitions.
Graph (trivial) has 176 edges and 132 vertex of which 48 / 132 are part of one of the 16 SCC in 0 ms
Free SCC test removed 32 places
Ensure Unique test removed 64 transitions
Reduce isomorphic transitions removed 64 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 0 with 18 rules applied. Total rules applied 19 place count 100 transition count 123
Reduce places removed 18 places and 0 transitions.
Iterating post reduction 1 with 18 rules applied. Total rules applied 37 place count 82 transition count 123
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 18 Pre rules applied. Total rules applied 37 place count 82 transition count 105
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 2 with 36 rules applied. Total rules applied 73 place count 64 transition count 105
Performed 19 Post agglomeration using F-continuation condition.Transition count delta: 19
Deduced a syphon composed of 19 places in 0 ms
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 2 with 38 rules applied. Total rules applied 111 place count 45 transition count 86
Drop transitions (Redundant composition of simpler transitions.) removed 17 transitions
Redundant transition composition rules discarded 17 transitions
Iterating global reduction 2 with 17 rules applied. Total rules applied 128 place count 45 transition count 69
Applied a total of 128 rules in 8 ms. Remains 45 /132 variables (removed 87) and now considering 69/205 (removed 136) transitions.
[2024-05-31 19:24:49] [INFO ] Flow matrix only has 50 transitions (discarded 19 similar events)
// Phase 1: matrix 50 rows 45 cols
[2024-05-31 19:24:49] [INFO ] Computed 19 invariants in 0 ms
[2024-05-31 19:24:49] [INFO ] Implicit Places using invariants in 26 ms returned []
[2024-05-31 19:24:49] [INFO ] Flow matrix only has 50 transitions (discarded 19 similar events)
[2024-05-31 19:24:49] [INFO ] Invariant cache hit.
[2024-05-31 19:24:49] [INFO ] State equation strengthened by 21 read => feed constraints.
[2024-05-31 19:24:49] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 79 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 45/219 places, 69/578 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 229 ms. Remains : 45/219 places, 69/578 transitions.
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-18a-LTLFireability-06
Stuttering criterion allowed to conclude after 14 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-18a-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-18a-LTLFireability-06 finished in 291 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(G(p0))&&F(p1))))'
Support contains 5 out of 219 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 219/219 places, 578/578 transitions.
Graph (trivial) has 170 edges and 219 vertex of which 42 / 219 are part of one of the 14 SCC in 1 ms
Free SCC test removed 28 places
Ensure Unique test removed 106 transitions
Reduce isomorphic transitions removed 106 transitions.
Performed 54 Post agglomeration using F-continuation condition.Transition count delta: 54
Deduced a syphon composed of 54 places in 0 ms
Reduce places removed 54 places and 0 transitions.
Iterating global reduction 0 with 108 rules applied. Total rules applied 109 place count 137 transition count 418
Drop transitions (Redundant composition of simpler transitions.) removed 199 transitions
Redundant transition composition rules discarded 199 transitions
Iterating global reduction 0 with 199 rules applied. Total rules applied 308 place count 137 transition count 219
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 310 place count 137 transition count 219
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 312 place count 135 transition count 217
Iterating global reduction 0 with 2 rules applied. Total rules applied 314 place count 135 transition count 217
Applied a total of 314 rules in 61 ms. Remains 135 /219 variables (removed 84) and now considering 217/578 (removed 361) transitions.
[2024-05-31 19:24:50] [INFO ] Flow matrix only has 186 transitions (discarded 31 similar events)
// Phase 1: matrix 186 rows 135 cols
[2024-05-31 19:24:50] [INFO ] Computed 20 invariants in 2 ms
[2024-05-31 19:24:50] [INFO ] Implicit Places using invariants in 245 ms returned [134]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 247 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 134/219 places, 217/578 transitions.
Graph (trivial) has 176 edges and 134 vertex of which 42 / 134 are part of one of the 14 SCC in 1 ms
Free SCC test removed 28 places
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 0 with 18 rules applied. Total rules applied 19 place count 106 transition count 143
Reduce places removed 18 places and 0 transitions.
Iterating post reduction 1 with 18 rules applied. Total rules applied 37 place count 88 transition count 143
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 18 Pre rules applied. Total rules applied 37 place count 88 transition count 125
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 2 with 36 rules applied. Total rules applied 73 place count 70 transition count 125
Performed 22 Post agglomeration using F-continuation condition.Transition count delta: 22
Deduced a syphon composed of 22 places in 0 ms
Reduce places removed 22 places and 0 transitions.
Iterating global reduction 2 with 44 rules applied. Total rules applied 117 place count 48 transition count 103
Drop transitions (Redundant composition of simpler transitions.) removed 18 transitions
Redundant transition composition rules discarded 18 transitions
Iterating global reduction 2 with 18 rules applied. Total rules applied 135 place count 48 transition count 85
Applied a total of 135 rules in 8 ms. Remains 48 /134 variables (removed 86) and now considering 85/217 (removed 132) transitions.
[2024-05-31 19:24:50] [INFO ] Flow matrix only has 64 transitions (discarded 21 similar events)
// Phase 1: matrix 64 rows 48 cols
[2024-05-31 19:24:50] [INFO ] Computed 19 invariants in 0 ms
[2024-05-31 19:24:50] [INFO ] Implicit Places using invariants in 27 ms returned []
[2024-05-31 19:24:50] [INFO ] Flow matrix only has 64 transitions (discarded 21 similar events)
[2024-05-31 19:24:50] [INFO ] Invariant cache hit.
[2024-05-31 19:24:50] [INFO ] State equation strengthened by 31 read => feed constraints.
[2024-05-31 19:24:50] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 48/219 places, 85/578 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 400 ms. Remains : 48/219 places, 85/578 transitions.
Stuttering acceptance computed with spot in 113 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : FlexibleBarrier-PT-18a-LTLFireability-07
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA FlexibleBarrier-PT-18a-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-18a-LTLFireability-07 finished in 549 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(G(p0)))))'
Support contains 3 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 578/578 transitions.
Applied a total of 0 rules in 2 ms. Remains 219 /219 variables (removed 0) and now considering 578/578 (removed 0) transitions.
// Phase 1: matrix 578 rows 219 cols
[2024-05-31 19:24:50] [INFO ] Computed 20 invariants in 1 ms
[2024-05-31 19:24:50] [INFO ] Implicit Places using invariants in 113 ms returned [218]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 114 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 218/219 places, 578/578 transitions.
Applied a total of 0 rules in 2 ms. Remains 218 /218 variables (removed 0) and now considering 578/578 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 118 ms. Remains : 218/219 places, 578/578 transitions.
Stuttering acceptance computed with spot in 166 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-18a-LTLFireability-10
Entered a terminal (fully accepting) state of product in 34 steps with 0 reset in 4 ms.
FORMULA FlexibleBarrier-PT-18a-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-18a-LTLFireability-10 finished in 301 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U !((X(p1) U X(p2))||p1)))'
Support contains 7 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 578/578 transitions.
Applied a total of 0 rules in 2 ms. Remains 219 /219 variables (removed 0) and now considering 578/578 (removed 0) transitions.
[2024-05-31 19:24:50] [INFO ] Invariant cache hit.
[2024-05-31 19:24:50] [INFO ] Implicit Places using invariants in 125 ms returned [218]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 126 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 218/219 places, 578/578 transitions.
Applied a total of 0 rules in 2 ms. Remains 218 /218 variables (removed 0) and now considering 578/578 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 130 ms. Remains : 218/219 places, 578/578 transitions.
Stuttering acceptance computed with spot in 156 ms :[(OR p2 p1), true, p2, p2]
Running random walk in product with property : FlexibleBarrier-PT-18a-LTLFireability-11
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-18a-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-18a-LTLFireability-11 finished in 306 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0) U G((p1 U X(p1)))))'
Support contains 7 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 578/578 transitions.
Applied a total of 0 rules in 3 ms. Remains 219 /219 variables (removed 0) and now considering 578/578 (removed 0) transitions.
[2024-05-31 19:24:51] [INFO ] Invariant cache hit.
[2024-05-31 19:24:51] [INFO ] Implicit Places using invariants in 120 ms returned [218]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 122 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 218/219 places, 578/578 transitions.
Applied a total of 0 rules in 2 ms. Remains 218 /218 variables (removed 0) and now considering 578/578 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 127 ms. Remains : 218/219 places, 578/578 transitions.
Stuttering acceptance computed with spot in 294 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), true, (NOT p1), (AND (NOT p1) p0)]
Running random walk in product with property : FlexibleBarrier-PT-18a-LTLFireability-12
Entered a terminal (fully accepting) state of product in 9 steps with 2 reset in 1 ms.
FORMULA FlexibleBarrier-PT-18a-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-18a-LTLFireability-12 finished in 444 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0)) U G(!p1)))'
Support contains 5 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 578/578 transitions.
Applied a total of 0 rules in 2 ms. Remains 219 /219 variables (removed 0) and now considering 578/578 (removed 0) transitions.
[2024-05-31 19:24:51] [INFO ] Invariant cache hit.
[2024-05-31 19:24:51] [INFO ] Implicit Places using invariants in 114 ms returned [218]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 116 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 218/219 places, 578/578 transitions.
Applied a total of 0 rules in 4 ms. Remains 218 /218 variables (removed 0) and now considering 578/578 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 124 ms. Remains : 218/219 places, 578/578 transitions.
Stuttering acceptance computed with spot in 190 ms :[p1, (NOT p0), (AND p1 (NOT p0)), true, (AND p1 p0)]
Running random walk in product with property : FlexibleBarrier-PT-18a-LTLFireability-14
Entered a terminal (fully accepting) state of product in 208 steps with 55 reset in 3 ms.
FORMULA FlexibleBarrier-PT-18a-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-18a-LTLFireability-14 finished in 342 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((G(F(!p0))||G(!p1)) U G(p2)))'
Support contains 9 out of 219 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 219/219 places, 578/578 transitions.
Graph (trivial) has 164 edges and 219 vertex of which 39 / 219 are part of one of the 13 SCC in 0 ms
Free SCC test removed 26 places
Ensure Unique test removed 104 transitions
Reduce isomorphic transitions removed 104 transitions.
Performed 51 Post agglomeration using F-continuation condition.Transition count delta: 51
Deduced a syphon composed of 51 places in 0 ms
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 0 with 102 rules applied. Total rules applied 103 place count 142 transition count 423
Drop transitions (Redundant composition of simpler transitions.) removed 182 transitions
Redundant transition composition rules discarded 182 transitions
Iterating global reduction 0 with 182 rules applied. Total rules applied 285 place count 142 transition count 241
Partial Post-agglomeration rule applied 5 times.
Drop transitions (Partial Post agglomeration) removed 5 transitions
Iterating global reduction 0 with 5 rules applied. Total rules applied 290 place count 142 transition count 241
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 294 place count 138 transition count 237
Iterating global reduction 0 with 4 rules applied. Total rules applied 298 place count 138 transition count 237
Applied a total of 298 rules in 29 ms. Remains 138 /219 variables (removed 81) and now considering 237/578 (removed 341) transitions.
[2024-05-31 19:24:51] [INFO ] Flow matrix only has 196 transitions (discarded 41 similar events)
// Phase 1: matrix 196 rows 138 cols
[2024-05-31 19:24:51] [INFO ] Computed 20 invariants in 1 ms
[2024-05-31 19:24:51] [INFO ] Implicit Places using invariants in 58 ms returned []
[2024-05-31 19:24:51] [INFO ] Flow matrix only has 196 transitions (discarded 41 similar events)
[2024-05-31 19:24:51] [INFO ] Invariant cache hit.
[2024-05-31 19:24:52] [INFO ] State equation strengthened by 145 read => feed constraints.
[2024-05-31 19:24:52] [INFO ] Implicit Places using invariants and state equation in 166 ms returned []
Implicit Place search using SMT with State Equation took 226 ms to find 0 implicit places.
[2024-05-31 19:24:52] [INFO ] Redundant transitions in 35 ms returned [100, 101, 102, 103, 126, 127, 128]
Found 7 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 7 transitions
Redundant transitions reduction (with SMT) removed 7 transitions.
Running 229 sub problems to find dead transitions.
[2024-05-31 19:24:52] [INFO ] Flow matrix only has 189 transitions (discarded 41 similar events)
// Phase 1: matrix 189 rows 138 cols
[2024-05-31 19:24:52] [INFO ] Computed 20 invariants in 2 ms
[2024-05-31 19:24:52] [INFO ] State equation strengthened by 138 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/137 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 1 (OVERLAPS) 1/138 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/138 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 3 (OVERLAPS) 188/326 variables, 138/158 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/326 variables, 137/295 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/326 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 6 (OVERLAPS) 1/327 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/327 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 8 (OVERLAPS) 0/327 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 229 unsolved
No progress, stopping.
After SMT solving in domain Real declared 327/327 variables, and 296 constraints, problems are : Problem set: 0 solved, 229 unsolved in 7899 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 138/138 constraints, ReadFeed: 138/138 constraints, PredecessorRefiner: 229/229 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 229 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/137 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 1 (OVERLAPS) 1/138 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/138 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 3 (OVERLAPS) 188/326 variables, 138/158 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/326 variables, 137/295 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/326 variables, 229/524 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/326 variables, 0/524 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 7 (OVERLAPS) 1/327 variables, 1/525 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/327 variables, 0/525 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 9 (OVERLAPS) 0/327 variables, 0/525 constraints. Problems are: Problem set: 0 solved, 229 unsolved
No progress, stopping.
After SMT solving in domain Int declared 327/327 variables, and 525 constraints, problems are : Problem set: 0 solved, 229 unsolved in 7235 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 138/138 constraints, ReadFeed: 138/138 constraints, PredecessorRefiner: 229/229 constraints, Known Traps: 0/0 constraints]
After SMT, in 15179ms problems are : Problem set: 0 solved, 229 unsolved
Search for dead transitions found 0 dead transitions in 15182ms
Starting structural reductions in SI_LTL mode, iteration 1 : 138/219 places, 230/578 transitions.
Applied a total of 0 rules in 5 ms. Remains 138 /138 variables (removed 0) and now considering 230/230 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 15487 ms. Remains : 138/219 places, 230/578 transitions.
Stuttering acceptance computed with spot in 199 ms :[(NOT p2), p0, (OR (AND p0 (NOT p1)) (AND p0 p2)), (AND p0 p2 p1), (AND p0 (NOT p2) (NOT p1))]
Running random walk in product with property : FlexibleBarrier-PT-18a-LTLFireability-15
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-18a-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-18a-LTLFireability-15 finished in 15707 ms.
All properties solved by simple procedures.
Total runtime 84287 ms.
ITS solved all properties within timeout

BK_STOP 1717183507607

--------------------
content from stderr:

+ 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//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML

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-18a"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 ltsminxred"
echo " Input is FlexibleBarrier-PT-18a, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r496-tall-171640602700116"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-18a.tgz
mv FlexibleBarrier-PT-18a execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;