Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r169-tall-167838855900460.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.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 2-5348
Executing tool ltsminxred
Input is FlexibleBarrier-PT-06a, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r169-tall-167838855900460
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 524K
-rw-r--r-- 1 mcc users 7.5K Feb 25 12:24 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K Feb 25 12:24 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Feb 25 12:20 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K Feb 25 12:20 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.3K Feb 25 16:06 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Feb 25 16:06 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:07 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 25 12:25 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 124K Feb 25 12:25 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.6K Feb 25 12:24 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 87K Feb 25 12:24 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:07 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:07 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 41K Mar 5 18:22 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-06a-LTLFireability-00
FORMULA_NAME FlexibleBarrier-PT-06a-LTLFireability-01
FORMULA_NAME FlexibleBarrier-PT-06a-LTLFireability-02
FORMULA_NAME FlexibleBarrier-PT-06a-LTLFireability-03
FORMULA_NAME FlexibleBarrier-PT-06a-LTLFireability-04
FORMULA_NAME FlexibleBarrier-PT-06a-LTLFireability-05
FORMULA_NAME FlexibleBarrier-PT-06a-LTLFireability-06
FORMULA_NAME FlexibleBarrier-PT-06a-LTLFireability-07
FORMULA_NAME FlexibleBarrier-PT-06a-LTLFireability-08
FORMULA_NAME FlexibleBarrier-PT-06a-LTLFireability-09
FORMULA_NAME FlexibleBarrier-PT-06a-LTLFireability-10
FORMULA_NAME FlexibleBarrier-PT-06a-LTLFireability-11
FORMULA_NAME FlexibleBarrier-PT-06a-LTLFireability-12
FORMULA_NAME FlexibleBarrier-PT-06a-LTLFireability-13
FORMULA_NAME FlexibleBarrier-PT-06a-LTLFireability-14
FORMULA_NAME FlexibleBarrier-PT-06a-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678550551068

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
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-06a
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-11 16:02:32] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-11 16:02:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-11 16:02:32] [INFO ] Load time of PNML (sax parser for PT used): 42 ms
[2023-03-11 16:02:32] [INFO ] Transformed 75 places.
[2023-03-11 16:02:32] [INFO ] Transformed 154 transitions.
[2023-03-11 16:02:32] [INFO ] Found NUPN structural information;
[2023-03-11 16:02:32] [INFO ] Parsed PT model containing 75 places and 154 transitions and 599 arcs in 202 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 7 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
Ensure Unique test removed 26 transitions
Reduce redundant transitions removed 26 transitions.
FORMULA FlexibleBarrier-PT-06a-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-06a-LTLFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-06a-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-06a-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-06a-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 21 out of 75 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 75/75 places, 128/128 transitions.
Drop transitions removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 75 transition count 122
Applied a total of 6 rules in 15 ms. Remains 75 /75 variables (removed 0) and now considering 122/128 (removed 6) transitions.
// Phase 1: matrix 122 rows 75 cols
[2023-03-11 16:02:33] [INFO ] Computed 8 place invariants in 10 ms
[2023-03-11 16:02:33] [INFO ] Implicit Places using invariants in 185 ms returned []
[2023-03-11 16:02:33] [INFO ] Invariant cache hit.
[2023-03-11 16:02:33] [INFO ] State equation strengthened by 61 read => feed constraints.
[2023-03-11 16:02:33] [INFO ] Implicit Places using invariants and state equation in 110 ms returned []
Implicit Place search using SMT with State Equation took 329 ms to find 0 implicit places.
[2023-03-11 16:02:33] [INFO ] Invariant cache hit.
[2023-03-11 16:02:33] [INFO ] Dead Transitions using invariants and state equation in 74 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 75/75 places, 122/128 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 427 ms. Remains : 75/75 places, 122/128 transitions.
Support contains 21 out of 75 places after structural reductions.
[2023-03-11 16:02:33] [INFO ] Flatten gal took : 29 ms
[2023-03-11 16:02:33] [INFO ] Flatten gal took : 13 ms
[2023-03-11 16:02:33] [INFO ] Input system was already deterministic with 122 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 20) seen :19
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-11 16:02:33] [INFO ] Invariant cache hit.
[2023-03-11 16:02:33] [INFO ] After 35ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
FORMULA FlexibleBarrier-PT-06a-LTLFireability-00 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 10 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_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)||X(F((p1||X(p2)))))))'
Support contains 6 out of 75 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 75/75 places, 122/122 transitions.
Applied a total of 0 rules in 3 ms. Remains 75 /75 variables (removed 0) and now considering 122/122 (removed 0) transitions.
[2023-03-11 16:02:34] [INFO ] Invariant cache hit.
[2023-03-11 16:02:34] [INFO ] Implicit Places using invariants in 44 ms returned []
[2023-03-11 16:02:34] [INFO ] Invariant cache hit.
[2023-03-11 16:02:34] [INFO ] State equation strengthened by 61 read => feed constraints.
[2023-03-11 16:02:34] [INFO ] Implicit Places using invariants and state equation in 83 ms returned []
Implicit Place search using SMT with State Equation took 130 ms to find 0 implicit places.
[2023-03-11 16:02:34] [INFO ] Invariant cache hit.
[2023-03-11 16:02:34] [INFO ] Dead Transitions using invariants and state equation in 69 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 203 ms. Remains : 75/75 places, 122/122 transitions.
Stuttering acceptance computed with spot in 497 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0))]
Running random walk in product with property : FlexibleBarrier-PT-06a-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 0}, { cond=p0, acceptance={} source=3 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=4 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={} source=4 dest: 5}], [{ cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={} source=5 dest: 1}, { cond=(AND p0 (NOT p1) (NOT p2)), acceptance={} source=5 dest: 5}]], initial=2, aps=[p1:(EQ s36 0), p2:(OR (EQ s41 0) (EQ s74 0)), p0:(AND (EQ s24 1) (EQ s47 1) (EQ s73 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 26088 reset in 349 ms.
Product exploration explored 100000 steps with 26122 reset in 233 ms.
Computed a total of 3 stabilizing places and 1 stable transitions
Computed a total of 3 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p1 p2 (NOT p0)), (X (NOT p0))]
False Knowledge obtained : [(X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p1))), (X (X p1))]
Knowledge based reduction with 2 factoid took 285 ms. Reduced automaton from 6 states, 9 edges and 3 AP (stutter sensitive) to 4 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 203 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Finished random walk after 158 steps, including 0 resets, run visited all 2 properties in 3 ms. (steps per millisecond=52 )
Knowledge obtained : [(AND p1 p2 (NOT p0)), (X (NOT p0))]
False Knowledge obtained : [(X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p1))), (X (X p1)), (F (NOT p1)), (F (AND (NOT p1) (NOT p2)))]
Knowledge based reduction with 2 factoid took 309 ms. Reduced automaton from 4 states, 4 edges and 2 AP (stutter sensitive) to 4 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 176 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 188 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Support contains 3 out of 75 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 75/75 places, 122/122 transitions.
Applied a total of 0 rules in 5 ms. Remains 75 /75 variables (removed 0) and now considering 122/122 (removed 0) transitions.
[2023-03-11 16:02:36] [INFO ] Invariant cache hit.
[2023-03-11 16:02:36] [INFO ] Implicit Places using invariants in 55 ms returned []
[2023-03-11 16:02:36] [INFO ] Invariant cache hit.
[2023-03-11 16:02:36] [INFO ] State equation strengthened by 61 read => feed constraints.
[2023-03-11 16:02:36] [INFO ] Implicit Places using invariants and state equation in 77 ms returned []
Implicit Place search using SMT with State Equation took 139 ms to find 0 implicit places.
[2023-03-11 16:02:36] [INFO ] Invariant cache hit.
[2023-03-11 16:02:36] [INFO ] Dead Transitions using invariants and state equation in 71 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 217 ms. Remains : 75/75 places, 122/122 transitions.
Computed a total of 3 stabilizing places and 1 stable transitions
Computed a total of 3 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p1 p2)]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1))]
Knowledge based reduction with 1 factoid took 108 ms. Reduced automaton from 4 states, 4 edges and 2 AP (stutter sensitive) to 4 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 190 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Finished random walk after 245 steps, including 0 resets, run visited all 2 properties in 4 ms. (steps per millisecond=61 )
Knowledge obtained : [(AND p1 p2)]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1)), (F (NOT p1)), (F (AND (NOT p1) (NOT p2)))]
Knowledge based reduction with 1 factoid took 133 ms. Reduced automaton from 4 states, 4 edges and 2 AP (stutter sensitive) to 4 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 162 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 171 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 167 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 26092 reset in 168 ms.
Product exploration explored 100000 steps with 26087 reset in 163 ms.
Applying partial POR strategy [false, true, false, false]
Stuttering acceptance computed with spot in 168 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Support contains 3 out of 75 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 75/75 places, 122/122 transitions.
Graph (trivial) has 56 edges and 75 vertex of which 15 / 75 are part of one of the 5 SCC in 4 ms
Free SCC test removed 10 places
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: -12
Deduced a syphon composed of 17 places in 0 ms
Iterating global reduction 0 with 17 rules applied. Total rules applied 18 place count 65 transition count 118
Deduced a syphon composed of 17 places in 0 ms
Drop transitions removed 19 transitions
Redundant transition composition rules discarded 19 transitions
Iterating global reduction 0 with 19 rules applied. Total rules applied 37 place count 65 transition count 99
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 1 rules applied. Total rules applied 38 place count 65 transition count 99
Deduced a syphon composed of 18 places in 0 ms
Applied a total of 38 rules in 36 ms. Remains 65 /75 variables (removed 10) and now considering 99/122 (removed 23) transitions.
[2023-03-11 16:02:38] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-11 16:02:38] [INFO ] Flow matrix only has 89 transitions (discarded 10 similar events)
// Phase 1: matrix 89 rows 65 cols
[2023-03-11 16:02:38] [INFO ] Computed 8 place invariants in 2 ms
[2023-03-11 16:02:38] [INFO ] Dead Transitions using invariants and state equation in 59 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 65/75 places, 99/122 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 106 ms. Remains : 65/75 places, 99/122 transitions.
Support contains 3 out of 75 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 75/75 places, 122/122 transitions.
Applied a total of 0 rules in 2 ms. Remains 75 /75 variables (removed 0) and now considering 122/122 (removed 0) transitions.
// Phase 1: matrix 122 rows 75 cols
[2023-03-11 16:02:38] [INFO ] Computed 8 place invariants in 1 ms
[2023-03-11 16:02:38] [INFO ] Implicit Places using invariants in 51 ms returned [73]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 54 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 74/75 places, 122/122 transitions.
Applied a total of 0 rules in 2 ms. Remains 74 /74 variables (removed 0) and now considering 122/122 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 58 ms. Remains : 74/75 places, 122/122 transitions.
Treatment of property FlexibleBarrier-PT-06a-LTLFireability-01 finished in 4588 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 75/75 places, 122/122 transitions.
Applied a total of 0 rules in 2 ms. Remains 75 /75 variables (removed 0) and now considering 122/122 (removed 0) transitions.
[2023-03-11 16:02:38] [INFO ] Invariant cache hit.
[2023-03-11 16:02:38] [INFO ] Implicit Places using invariants in 57 ms returned [73, 74]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 59 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 73/75 places, 122/122 transitions.
Applied a total of 0 rules in 2 ms. Remains 73 /73 variables (removed 0) and now considering 122/122 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 63 ms. Remains : 73/75 places, 122/122 transitions.
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-06a-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(EQ s47 0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 50000 reset in 129 ms.
Product exploration explored 100000 steps with 50000 reset in 120 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 2 factoid took 129 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FlexibleBarrier-PT-06a-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FlexibleBarrier-PT-06a-LTLFireability-02 finished in 535 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 3 out of 75 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 75/75 places, 122/122 transitions.
Graph (trivial) has 55 edges and 75 vertex of which 12 / 75 are part of one of the 4 SCC in 1 ms
Free SCC test removed 8 places
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: 18
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 37 place count 49 transition count 93
Drop transitions removed 20 transitions
Redundant transition composition rules discarded 20 transitions
Iterating global reduction 0 with 20 rules applied. Total rules applied 57 place count 49 transition count 73
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 58 place count 49 transition count 73
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 59 place count 48 transition count 72
Iterating global reduction 0 with 1 rules applied. Total rules applied 60 place count 48 transition count 72
Applied a total of 60 rules in 18 ms. Remains 48 /75 variables (removed 27) and now considering 72/122 (removed 50) transitions.
[2023-03-11 16:02:39] [INFO ] Flow matrix only has 63 transitions (discarded 9 similar events)
// Phase 1: matrix 63 rows 48 cols
[2023-03-11 16:02:39] [INFO ] Computed 8 place invariants in 2 ms
[2023-03-11 16:02:39] [INFO ] Implicit Places using invariants in 52 ms returned [47]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 53 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 47/75 places, 72/122 transitions.
Graph (trivial) has 58 edges and 47 vertex of which 12 / 47 are part of one of the 4 SCC in 0 ms
Free SCC test removed 8 places
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 6 rules applied. Total rules applied 7 place count 39 transition count 50
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 13 place count 33 transition count 50
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 13 place count 33 transition count 44
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 25 place count 27 transition count 44
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 41 place count 19 transition count 36
Drop transitions removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 2 with 6 rules applied. Total rules applied 47 place count 19 transition count 30
Applied a total of 47 rules in 8 ms. Remains 19 /47 variables (removed 28) and now considering 30/72 (removed 42) transitions.
[2023-03-11 16:02:39] [INFO ] Flow matrix only has 23 transitions (discarded 7 similar events)
// Phase 1: matrix 23 rows 19 cols
[2023-03-11 16:02:39] [INFO ] Computed 7 place invariants in 0 ms
[2023-03-11 16:02:39] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-11 16:02:39] [INFO ] Flow matrix only has 23 transitions (discarded 7 similar events)
[2023-03-11 16:02:39] [INFO ] Invariant cache hit.
[2023-03-11 16:02:39] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-11 16:02:39] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 19/75 places, 30/122 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 135 ms. Remains : 19/75 places, 30/122 transitions.
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-06a-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (EQ s5 1) (EQ s11 1) (EQ s18 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA FlexibleBarrier-PT-06a-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-06a-LTLFireability-03 finished in 184 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((X(p1)&&p0)))'
Support contains 4 out of 75 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 75/75 places, 122/122 transitions.
Applied a total of 0 rules in 2 ms. Remains 75 /75 variables (removed 0) and now considering 122/122 (removed 0) transitions.
// Phase 1: matrix 122 rows 75 cols
[2023-03-11 16:02:39] [INFO ] Computed 8 place invariants in 6 ms
[2023-03-11 16:02:39] [INFO ] Implicit Places using invariants in 65 ms returned [74]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 67 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 74/75 places, 122/122 transitions.
Applied a total of 0 rules in 2 ms. Remains 74 /74 variables (removed 0) and now considering 122/122 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 72 ms. Remains : 74/75 places, 122/122 transitions.
Stuttering acceptance computed with spot in 238 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : FlexibleBarrier-PT-06a-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=p0, acceptance={0} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (EQ s12 1) (EQ s23 1) (EQ s73 1) (OR (EQ s12 0) (EQ s59 0) (EQ s73 0))), p1:(AND (EQ s12 1) (EQ s23 1) (EQ s73 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 810 reset in 179 ms.
Stack based approach found an accepted trace after 15 steps with 0 reset with depth 16 and stack size 16 in 0 ms.
FORMULA FlexibleBarrier-PT-06a-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property FlexibleBarrier-PT-06a-LTLFireability-04 finished in 510 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0||G(p1))))'
Support contains 3 out of 75 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 75/75 places, 122/122 transitions.
Graph (trivial) has 56 edges and 75 vertex of which 15 / 75 are part of one of the 5 SCC in 0 ms
Free SCC test removed 10 places
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: 18
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 37 place count 47 transition count 88
Drop transitions removed 15 transitions
Redundant transition composition rules discarded 15 transitions
Iterating global reduction 0 with 15 rules applied. Total rules applied 52 place count 47 transition count 73
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 52 place count 47 transition count 72
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 54 place count 46 transition count 72
Drop transitions removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 0 with 4 rules applied. Total rules applied 58 place count 46 transition count 68
Applied a total of 58 rules in 21 ms. Remains 46 /75 variables (removed 29) and now considering 68/122 (removed 54) transitions.
[2023-03-11 16:02:40] [INFO ] Flow matrix only has 58 transitions (discarded 10 similar events)
// Phase 1: matrix 58 rows 46 cols
[2023-03-11 16:02:40] [INFO ] Computed 8 place invariants in 2 ms
[2023-03-11 16:02:40] [INFO ] Implicit Places using invariants in 40 ms returned [44]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 41 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 45/75 places, 68/122 transitions.
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 6 Pre rules applied. Total rules applied 0 place count 45 transition count 62
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 39 transition count 62
Applied a total of 12 rules in 5 ms. Remains 39 /45 variables (removed 6) and now considering 62/68 (removed 6) transitions.
[2023-03-11 16:02:40] [INFO ] Flow matrix only has 52 transitions (discarded 10 similar events)
// Phase 1: matrix 52 rows 39 cols
[2023-03-11 16:02:40] [INFO ] Computed 7 place invariants in 0 ms
[2023-03-11 16:02:40] [INFO ] Implicit Places using invariants in 33 ms returned []
[2023-03-11 16:02:40] [INFO ] Flow matrix only has 52 transitions (discarded 10 similar events)
[2023-03-11 16:02:40] [INFO ] Invariant cache hit.
[2023-03-11 16:02:40] [INFO ] State equation strengthened by 37 read => feed constraints.
[2023-03-11 16:02:40] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 86 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 39/75 places, 62/122 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 154 ms. Remains : 39/75 places, 62/122 transitions.
Stuttering acceptance computed with spot in 40 ms :[(AND (NOT p1) (NOT p0))]
Running random walk in product with property : FlexibleBarrier-PT-06a-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p1:(AND (EQ s30 1) (EQ s38 1)), p0:(EQ s24 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-06a-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-06a-LTLFireability-06 finished in 215 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((p0&&F(G(p0))))))'
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 75/75 places, 122/122 transitions.
Applied a total of 0 rules in 3 ms. Remains 75 /75 variables (removed 0) and now considering 122/122 (removed 0) transitions.
// Phase 1: matrix 122 rows 75 cols
[2023-03-11 16:02:40] [INFO ] Computed 8 place invariants in 1 ms
[2023-03-11 16:02:40] [INFO ] Implicit Places using invariants in 57 ms returned [73, 74]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 58 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 73/75 places, 122/122 transitions.
Applied a total of 0 rules in 1 ms. Remains 73 /73 variables (removed 0) and now considering 122/122 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 63 ms. Remains : 73/75 places, 122/122 transitions.
Stuttering acceptance computed with spot in 160 ms :[(NOT p0), (NOT p0), (NOT p0), true, (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-06a-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 3}, { cond=p0, acceptance={} source=2 dest: 4}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=p0, acceptance={} source=4 dest: 4}, { cond=(NOT p0), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p0:(EQ s10 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-06a-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-06a-LTLFireability-07 finished in 245 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((p0&&F(p1)))))'
Support contains 5 out of 75 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 75/75 places, 122/122 transitions.
Applied a total of 0 rules in 1 ms. Remains 75 /75 variables (removed 0) and now considering 122/122 (removed 0) transitions.
[2023-03-11 16:02:40] [INFO ] Invariant cache hit.
[2023-03-11 16:02:40] [INFO ] Implicit Places using invariants in 62 ms returned []
[2023-03-11 16:02:40] [INFO ] Invariant cache hit.
[2023-03-11 16:02:40] [INFO ] State equation strengthened by 61 read => feed constraints.
[2023-03-11 16:02:40] [INFO ] Implicit Places using invariants and state equation in 73 ms returned []
Implicit Place search using SMT with State Equation took 137 ms to find 0 implicit places.
[2023-03-11 16:02:40] [INFO ] Invariant cache hit.
[2023-03-11 16:02:40] [INFO ] Dead Transitions using invariants and state equation in 87 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 226 ms. Remains : 75/75 places, 122/122 transitions.
Stuttering acceptance computed with spot in 164 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : FlexibleBarrier-PT-06a-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(OR (EQ s21 0) (EQ s74 0)), p1:(AND (EQ s24 1) (EQ s71 1) (EQ s73 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 14299 steps with 189 reset in 29 ms.
FORMULA FlexibleBarrier-PT-06a-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-06a-LTLFireability-10 finished in 439 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 75/75 places, 122/122 transitions.
Graph (trivial) has 58 edges and 75 vertex of which 18 / 75 are part of one of the 6 SCC in 0 ms
Free SCC test removed 12 places
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 2 places and 0 transitions.
Graph (trivial) has 81 edges and 60 vertex of which 58 / 60 are part of one of the 6 SCC in 0 ms
Free SCC test removed 52 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 4 place count 8 transition count 99
Reduce places removed 5 places and 0 transitions.
Ensure Unique test removed 93 transitions
Reduce isomorphic transitions removed 93 transitions.
Iterating post reduction 1 with 98 rules applied. Total rules applied 102 place count 3 transition count 6
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 104 place count 3 transition count 4
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 104 place count 3 transition count 3
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 106 place count 2 transition count 3
Applied a total of 106 rules in 3 ms. Remains 2 /75 variables (removed 73) and now considering 3/122 (removed 119) transitions.
// Phase 1: matrix 3 rows 2 cols
[2023-03-11 16:02:40] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-11 16:02:40] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-03-11 16:02:40] [INFO ] Invariant cache hit.
[2023-03-11 16:02:40] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2023-03-11 16:02:41] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-11 16:02:41] [INFO ] Invariant cache hit.
[2023-03-11 16:02:41] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 2/75 places, 3/122 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 74 ms. Remains : 2/75 places, 3/122 transitions.
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-06a-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(EQ s0 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-06a-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-06a-LTLFireability-13 finished in 166 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||G((p1||F(p2))))))'
Support contains 6 out of 75 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 75/75 places, 122/122 transitions.
Graph (trivial) has 51 edges and 75 vertex of which 9 / 75 are part of one of the 3 SCC in 0 ms
Free SCC test removed 6 places
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: 18
Deduced a syphon composed of 18 places in 1 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 0 with 36 rules applied. Total rules applied 37 place count 51 transition count 97
Drop transitions removed 18 transitions
Redundant transition composition rules discarded 18 transitions
Iterating global reduction 0 with 18 rules applied. Total rules applied 55 place count 51 transition count 79
Partial Post-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 57 place count 51 transition count 79
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 58 place count 50 transition count 78
Iterating global reduction 0 with 1 rules applied. Total rules applied 59 place count 50 transition count 78
Applied a total of 59 rules in 16 ms. Remains 50 /75 variables (removed 25) and now considering 78/122 (removed 44) transitions.
[2023-03-11 16:02:41] [INFO ] Flow matrix only has 70 transitions (discarded 8 similar events)
// Phase 1: matrix 70 rows 50 cols
[2023-03-11 16:02:41] [INFO ] Computed 8 place invariants in 1 ms
[2023-03-11 16:02:41] [INFO ] Implicit Places using invariants in 40 ms returned []
[2023-03-11 16:02:41] [INFO ] Flow matrix only has 70 transitions (discarded 8 similar events)
[2023-03-11 16:02:41] [INFO ] Invariant cache hit.
[2023-03-11 16:02:41] [INFO ] State equation strengthened by 49 read => feed constraints.
[2023-03-11 16:02:41] [INFO ] Implicit Places using invariants and state equation in 56 ms returned []
Implicit Place search using SMT with State Equation took 98 ms to find 0 implicit places.
[2023-03-11 16:02:41] [INFO ] Redundant transitions in 24 ms returned [37, 38, 39, 40]
Found 4 redundant transitions using SMT.
Drop transitions removed 4 transitions
Redundant transitions reduction (with SMT) removed 4 transitions.
[2023-03-11 16:02:41] [INFO ] Flow matrix only has 66 transitions (discarded 8 similar events)
// Phase 1: matrix 66 rows 50 cols
[2023-03-11 16:02:41] [INFO ] Computed 8 place invariants in 0 ms
[2023-03-11 16:02:41] [INFO ] Dead Transitions using invariants and state equation in 49 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 50/75 places, 74/122 transitions.
Applied a total of 0 rules in 6 ms. Remains 50 /50 variables (removed 0) and now considering 74/74 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 200 ms. Remains : 50/75 places, 74/122 transitions.
Stuttering acceptance computed with spot in 87 ms :[(AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0))]
Running random walk in product with property : FlexibleBarrier-PT-06a-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p2)), acceptance={} source=0 dest: 1}], [{ cond=(AND p0 p1 (NOT p2)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) p1 (NOT p2)), acceptance={0} source=1 dest: 1}, { cond=(AND p0 (NOT p1) (NOT p2)), acceptance={1} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={0, 1} source=1 dest: 1}]], initial=0, aps=[p1:(AND (EQ s37 1) (EQ s49 1)), p2:(AND (EQ s15 1) (EQ s32 1) (EQ s48 1)), p0:(EQ s7 1)], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-06a-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-06a-LTLFireability-14 finished in 310 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0||X(X((G((p1 U X(!p1))) U p2))))))'
Support contains 2 out of 75 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 75/75 places, 122/122 transitions.
Applied a total of 0 rules in 1 ms. Remains 75 /75 variables (removed 0) and now considering 122/122 (removed 0) transitions.
// Phase 1: matrix 122 rows 75 cols
[2023-03-11 16:02:41] [INFO ] Computed 8 place invariants in 2 ms
[2023-03-11 16:02:41] [INFO ] Implicit Places using invariants in 69 ms returned [73, 74]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 71 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 73/75 places, 122/122 transitions.
Applied a total of 0 rules in 1 ms. Remains 73 /73 variables (removed 0) and now considering 122/122 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 74 ms. Remains : 73/75 places, 122/122 transitions.
Stuttering acceptance computed with spot in 287 ms :[(AND (NOT p0) (NOT p2)), (NOT p2), (NOT p2), p1, p1, p1, true]
Running random walk in product with property : FlexibleBarrier-PT-06a-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p2), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=2 dest: 3}, { cond=(NOT p2), acceptance={0} source=2 dest: 4}, { cond=(AND (NOT p2) p1), acceptance={0} source=2 dest: 5}], [{ cond=p1, acceptance={} source=3 dest: 6}], [{ cond=(NOT p1), acceptance={} source=4 dest: 3}, { cond=true, acceptance={} source=4 dest: 4}, { cond=p1, acceptance={} source=4 dest: 5}], [{ cond=p1, acceptance={0} source=5 dest: 5}], [{ cond=true, acceptance={0} source=6 dest: 6}]], initial=0, aps=[p0:(EQ s58 0), p2:(EQ s46 1), p1:(EQ s58 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 10540 steps with 261 reset in 16 ms.
FORMULA FlexibleBarrier-PT-06a-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-06a-LTLFireability-15 finished in 407 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)||X(F((p1||X(p2)))))))'
[2023-03-11 16:02:41] [INFO ] Flatten gal took : 10 ms
[2023-03-11 16:02:41] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2023-03-11 16:02:41] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 75 places, 122 transitions and 423 arcs took 2 ms.
Total runtime 9314 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/944/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : FlexibleBarrier-PT-06a-LTLFireability-01

BK_STOP 1678550563104

--------------------
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_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2023
ltl formula name FlexibleBarrier-PT-06a-LTLFireability-01
ltl formula formula --ltl=/tmp/944/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 75 places, 122 transitions and 423 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.020 real 0.000 user 0.000 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/944/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/944/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/944/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/944/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 6 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:

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-06a"
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 2-5348"
echo " Executing tool ltsminxred"
echo " Input is FlexibleBarrier-PT-06a, 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 r169-tall-167838855900460"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-06a.tgz
mv FlexibleBarrier-PT-06a 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 ;