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.r073-smll-167814399200172.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)
.......................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is CircularTrains-PT-096, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r073-smll-167814399200172
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 540K
-rw-r--r-- 1 mcc users 6.0K Feb 26 04:32 CTLCardinality.txt
-rw-r--r-- 1 mcc users 60K Feb 26 04:32 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Feb 26 04:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K Feb 26 04:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 15:42 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Feb 25 15:42 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 15:42 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 15:42 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 26 04:33 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 131K Feb 26 04:33 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 26 04:33 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 82K Feb 26 04:33 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 15:42 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:42 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 73K 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 CircularTrains-PT-096-LTLFireability-00
FORMULA_NAME CircularTrains-PT-096-LTLFireability-01
FORMULA_NAME CircularTrains-PT-096-LTLFireability-02
FORMULA_NAME CircularTrains-PT-096-LTLFireability-03
FORMULA_NAME CircularTrains-PT-096-LTLFireability-04
FORMULA_NAME CircularTrains-PT-096-LTLFireability-05
FORMULA_NAME CircularTrains-PT-096-LTLFireability-06
FORMULA_NAME CircularTrains-PT-096-LTLFireability-07
FORMULA_NAME CircularTrains-PT-096-LTLFireability-08
FORMULA_NAME CircularTrains-PT-096-LTLFireability-09
FORMULA_NAME CircularTrains-PT-096-LTLFireability-10
FORMULA_NAME CircularTrains-PT-096-LTLFireability-11
FORMULA_NAME CircularTrains-PT-096-LTLFireability-12
FORMULA_NAME CircularTrains-PT-096-LTLFireability-13
FORMULA_NAME CircularTrains-PT-096-LTLFireability-14
FORMULA_NAME CircularTrains-PT-096-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678304093556

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=CircularTrains-PT-096
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-08 19:34:57] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-08 19:34:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-08 19:34:57] [INFO ] Load time of PNML (sax parser for PT used): 99 ms
[2023-03-08 19:34:57] [INFO ] Transformed 192 places.
[2023-03-08 19:34:57] [INFO ] Transformed 96 transitions.
[2023-03-08 19:34:57] [INFO ] Parsed PT model containing 192 places and 96 transitions and 384 arcs in 253 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 16 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
FORMULA CircularTrains-PT-096-LTLFireability-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CircularTrains-PT-096-LTLFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CircularTrains-PT-096-LTLFireability-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CircularTrains-PT-096-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CircularTrains-PT-096-LTLFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 42 out of 192 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 192/192 places, 96/96 transitions.
Applied a total of 0 rules in 50 ms. Remains 192 /192 variables (removed 0) and now considering 96/96 (removed 0) transitions.
// Phase 1: matrix 96 rows 192 cols
[2023-03-08 19:34:57] [INFO ] Computed 97 place invariants in 29 ms
[2023-03-08 19:34:58] [INFO ] Implicit Places using invariants in 624 ms returned [5, 8, 10, 14, 20, 27, 29, 37, 39, 49, 109, 115, 116, 125, 144, 155, 162, 164, 166, 168, 174, 177, 178, 183, 186]
Discarding 25 places :
Implicit Place search using SMT only with invariants took 694 ms to find 25 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 167/192 places, 96/96 transitions.
Applied a total of 0 rules in 29 ms. Remains 167 /167 variables (removed 0) and now considering 96/96 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 773 ms. Remains : 167/192 places, 96/96 transitions.
Support contains 42 out of 167 places after structural reductions.
[2023-03-08 19:34:58] [INFO ] Flatten gal took : 70 ms
[2023-03-08 19:34:59] [INFO ] Flatten gal took : 28 ms
[2023-03-08 19:34:59] [INFO ] Input system was already deterministic with 96 transitions.
Support contains 40 out of 167 places (down from 42) after GAL structural reductions.
Finished random walk after 179 steps, including 0 resets, run visited all 20 properties in 68 ms. (steps per millisecond=2 )
FORMULA CircularTrains-PT-096-LTLFireability-04 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 0 stabilizing places and 0 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' '!(G(F(p0)))'
Support contains 4 out of 167 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 167/167 places, 96/96 transitions.
Drop transitions removed 20 transitions
Trivial Post-agglo rules discarded 20 transitions
Performed 20 trivial Post agglomeration. Transition count delta: 20
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 167 transition count 76
Reduce places removed 20 places and 0 transitions.
Iterating post reduction 1 with 20 rules applied. Total rules applied 40 place count 147 transition count 76
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 40 place count 147 transition count 73
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 46 place count 144 transition count 73
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 56 place count 139 transition count 68
Applied a total of 56 rules in 58 ms. Remains 139 /167 variables (removed 28) and now considering 68/96 (removed 28) transitions.
// Phase 1: matrix 68 rows 139 cols
[2023-03-08 19:34:59] [INFO ] Computed 72 place invariants in 8 ms
[2023-03-08 19:35:00] [INFO ] Implicit Places using invariants in 325 ms returned [3, 94, 132, 135, 136]
Discarding 5 places :
Implicit Place search using SMT only with invariants took 326 ms to find 5 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 134/167 places, 68/96 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 134 transition count 67
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 133 transition count 67
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
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 4 place count 132 transition count 66
Applied a total of 4 rules in 20 ms. Remains 132 /134 variables (removed 2) and now considering 66/68 (removed 2) transitions.
// Phase 1: matrix 66 rows 132 cols
[2023-03-08 19:35:00] [INFO ] Computed 67 place invariants in 3 ms
[2023-03-08 19:35:00] [INFO ] Implicit Places using invariants in 266 ms returned []
[2023-03-08 19:35:00] [INFO ] Invariant cache hit.
[2023-03-08 19:35:00] [INFO ] Implicit Places using invariants and state equation in 269 ms returned []
Implicit Place search using SMT with State Equation took 548 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 132/167 places, 66/96 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 954 ms. Remains : 132/167 places, 66/96 transitions.
Stuttering acceptance computed with spot in 315 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CircularTrains-PT-096-LTLFireability-01 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:(OR (LT s46 1) (LT s129 1) (LT s0 1) (LT s110 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]]
Product exploration explored 100000 steps with 875 reset in 1050 ms.
Product exploration explored 100000 steps with 774 reset in 790 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 152 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 107 ms :[(NOT p0), (NOT p0)]
Finished random walk after 242 steps, including 0 resets, run visited all 1 properties in 15 ms. (steps per millisecond=16 )
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 194 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 97 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 108 ms :[(NOT p0), (NOT p0)]
Support contains 4 out of 132 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 132/132 places, 66/66 transitions.
Applied a total of 0 rules in 10 ms. Remains 132 /132 variables (removed 0) and now considering 66/66 (removed 0) transitions.
[2023-03-08 19:35:03] [INFO ] Invariant cache hit.
[2023-03-08 19:35:03] [INFO ] Implicit Places using invariants in 252 ms returned []
[2023-03-08 19:35:03] [INFO ] Invariant cache hit.
[2023-03-08 19:35:04] [INFO ] Implicit Places using invariants and state equation in 284 ms returned []
Implicit Place search using SMT with State Equation took 541 ms to find 0 implicit places.
[2023-03-08 19:35:04] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-08 19:35:04] [INFO ] Invariant cache hit.
[2023-03-08 19:35:04] [INFO ] Dead Transitions using invariants and state equation in 160 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 728 ms. Remains : 132/132 places, 66/66 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 174 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 102 ms :[(NOT p0), (NOT p0)]
Finished random walk after 177 steps, including 0 resets, run visited all 1 properties in 7 ms. (steps per millisecond=25 )
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 205 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 102 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 103 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 103 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 832 reset in 720 ms.
Product exploration explored 100000 steps with 895 reset in 506 ms.
Support contains 4 out of 132 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 132/132 places, 66/66 transitions.
Applied a total of 0 rules in 6 ms. Remains 132 /132 variables (removed 0) and now considering 66/66 (removed 0) transitions.
[2023-03-08 19:35:06] [INFO ] Invariant cache hit.
[2023-03-08 19:35:06] [INFO ] Implicit Places using invariants in 233 ms returned []
[2023-03-08 19:35:06] [INFO ] Invariant cache hit.
[2023-03-08 19:35:06] [INFO ] Implicit Places using invariants and state equation in 292 ms returned []
Implicit Place search using SMT with State Equation took 530 ms to find 0 implicit places.
[2023-03-08 19:35:06] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-08 19:35:06] [INFO ] Invariant cache hit.
[2023-03-08 19:35:07] [INFO ] Dead Transitions using invariants and state equation in 148 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 696 ms. Remains : 132/132 places, 66/66 transitions.
Treatment of property CircularTrains-PT-096-LTLFireability-01 finished in 7481 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)&&X(X(X((X(p1)||G(p2)))))))'
Support contains 6 out of 167 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 167/167 places, 96/96 transitions.
Applied a total of 0 rules in 6 ms. Remains 167 /167 variables (removed 0) and now considering 96/96 (removed 0) transitions.
// Phase 1: matrix 96 rows 167 cols
[2023-03-08 19:35:07] [INFO ] Computed 72 place invariants in 5 ms
[2023-03-08 19:35:07] [INFO ] Implicit Places using invariants in 229 ms returned [1, 4, 110, 159, 161, 162, 164]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 234 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 160/167 places, 96/96 transitions.
Applied a total of 0 rules in 6 ms. Remains 160 /160 variables (removed 0) and now considering 96/96 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 247 ms. Remains : 160/167 places, 96/96 transitions.
Stuttering acceptance computed with spot in 728 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p2) (NOT p1)), true, (NOT p2)]
Running random walk in product with property : CircularTrains-PT-096-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=(NOT p2), acceptance={} source=4 dest: 5}, { cond=p2, acceptance={} source=4 dest: 6}], [{ cond=(NOT p1), acceptance={} source=5 dest: 7}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=6 dest: 7}, { cond=(AND p2 (NOT p1)), acceptance={} source=6 dest: 8}], [{ cond=true, acceptance={0} source=7 dest: 7}], [{ cond=(NOT p2), acceptance={} source=8 dest: 7}, { cond=p2, acceptance={} source=8 dest: 8}]], initial=0, aps=[p0:(OR (LT s12 1) (LT s158 1)), p2:(OR (LT s104 1) (LT s147 1)), p1:(OR (LT s49 1) (LT s101 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, null, null][false, false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA CircularTrains-PT-096-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CircularTrains-PT-096-LTLFireability-02 finished in 1012 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 6 out of 167 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 167/167 places, 96/96 transitions.
Drop transitions removed 19 transitions
Trivial Post-agglo rules discarded 19 transitions
Performed 19 trivial Post agglomeration. Transition count delta: 19
Iterating post reduction 0 with 19 rules applied. Total rules applied 19 place count 167 transition count 77
Reduce places removed 19 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 20 rules applied. Total rules applied 39 place count 148 transition count 76
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 40 place count 147 transition count 76
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 40 place count 147 transition count 72
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 48 place count 143 transition count 72
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 58 place count 138 transition count 67
Applied a total of 58 rules in 40 ms. Remains 138 /167 variables (removed 29) and now considering 67/96 (removed 29) transitions.
// Phase 1: matrix 67 rows 138 cols
[2023-03-08 19:35:08] [INFO ] Computed 72 place invariants in 3 ms
[2023-03-08 19:35:08] [INFO ] Implicit Places using invariants in 229 ms returned [0, 3, 94, 131, 133, 134]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 246 ms to find 6 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 132/167 places, 67/96 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 132 transition count 65
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 130 transition count 65
Applied a total of 4 rules in 12 ms. Remains 130 /132 variables (removed 2) and now considering 65/67 (removed 2) transitions.
// Phase 1: matrix 65 rows 130 cols
[2023-03-08 19:35:08] [INFO ] Computed 66 place invariants in 2 ms
[2023-03-08 19:35:08] [INFO ] Implicit Places using invariants in 367 ms returned []
[2023-03-08 19:35:08] [INFO ] Invariant cache hit.
[2023-03-08 19:35:09] [INFO ] Implicit Places using invariants and state equation in 317 ms returned []
Implicit Place search using SMT with State Equation took 687 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 130/167 places, 65/96 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 987 ms. Remains : 130/167 places, 65/96 transitions.
Stuttering acceptance computed with spot in 95 ms :[(NOT p0)]
Running random walk in product with property : CircularTrains-PT-096-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 (GEQ s12 1) (GEQ s53 1) (GEQ s47 1) (GEQ s127 1) (GEQ s5 1) (GEQ s52 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 649 ms.
Product exploration explored 100000 steps with 0 reset in 854 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 1 factoid took 204 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 53 ms :[(NOT p0)]
Finished random walk after 4 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=2 )
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0))), (F p0)]
Knowledge based reduction with 1 factoid took 229 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 52 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 52 ms :[(NOT p0)]
[2023-03-08 19:35:11] [INFO ] Invariant cache hit.
Proved EG (NOT p0)
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0))), (F p0), (G (NOT p0))]
Property proved to be false thanks to negative knowledge :(G (NOT p0))
Knowledge based reduction with 1 factoid took 222 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA CircularTrains-PT-096-LTLFireability-03 FALSE TECHNIQUES KNOWLEDGE
Treatment of property CircularTrains-PT-096-LTLFireability-03 finished in 3621 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((F(G(!p0)) U (X(X(p1)) U !X(p0))))))'
Support contains 4 out of 167 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 167/167 places, 96/96 transitions.
Applied a total of 0 rules in 4 ms. Remains 167 /167 variables (removed 0) and now considering 96/96 (removed 0) transitions.
// Phase 1: matrix 96 rows 167 cols
[2023-03-08 19:35:11] [INFO ] Computed 72 place invariants in 5 ms
[2023-03-08 19:35:12] [INFO ] Implicit Places using invariants in 244 ms returned [1, 4, 159, 161, 162, 164]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 247 ms to find 6 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 161/167 places, 96/96 transitions.
Applied a total of 0 rules in 3 ms. Remains 161 /161 variables (removed 0) and now considering 96/96 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 254 ms. Remains : 161/167 places, 96/96 transitions.
Stuttering acceptance computed with spot in 81 ms :[p0, p0]
Running random walk in product with property : CircularTrains-PT-096-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=p0, acceptance={0} source=0 dest: 1}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s108 1) (GEQ s158 1)), p1:(AND (GEQ s12 1) (GEQ s159 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 195 reset in 666 ms.
Product exploration explored 100000 steps with 205 reset in 495 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), true, (X (X (NOT p1)))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 4 factoid took 312 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter sensitive) to 2 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 83 ms :[p0, p0]
Finished random walk after 47 steps, including 0 resets, run visited all 2 properties in 3 ms. (steps per millisecond=15 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), true, (X (X (NOT p1)))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0))), (F p0), (F p1)]
Knowledge based reduction with 4 factoid took 330 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter sensitive) to 2 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 78 ms :[p0, p0]
Stuttering acceptance computed with spot in 82 ms :[p0, p0]
Support contains 4 out of 161 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 161/161 places, 96/96 transitions.
Applied a total of 0 rules in 1 ms. Remains 161 /161 variables (removed 0) and now considering 96/96 (removed 0) transitions.
// Phase 1: matrix 96 rows 161 cols
[2023-03-08 19:35:14] [INFO ] Computed 66 place invariants in 2 ms
[2023-03-08 19:35:14] [INFO ] Implicit Places using invariants in 173 ms returned []
[2023-03-08 19:35:14] [INFO ] Invariant cache hit.
[2023-03-08 19:35:14] [INFO ] Implicit Places using invariants and state equation in 307 ms returned []
Implicit Place search using SMT with State Equation took 482 ms to find 0 implicit places.
[2023-03-08 19:35:14] [INFO ] Invariant cache hit.
[2023-03-08 19:35:14] [INFO ] Dead Transitions using invariants and state equation in 163 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 649 ms. Remains : 161/161 places, 96/96 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), true, (X (X (NOT p1)))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 4 factoid took 368 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter sensitive) to 2 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 109 ms :[p0, p0]
Finished random walk after 96 steps, including 0 resets, run visited all 2 properties in 6 ms. (steps per millisecond=16 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), true, (X (X (NOT p1)))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0))), (F p0), (F p1)]
Knowledge based reduction with 4 factoid took 429 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter sensitive) to 2 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 107 ms :[p0, p0]
Stuttering acceptance computed with spot in 104 ms :[p0, p0]
Stuttering acceptance computed with spot in 104 ms :[p0, p0]
Product exploration explored 100000 steps with 184 reset in 645 ms.
Product exploration explored 100000 steps with 188 reset in 481 ms.
Support contains 4 out of 161 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 161/161 places, 96/96 transitions.
Applied a total of 0 rules in 2 ms. Remains 161 /161 variables (removed 0) and now considering 96/96 (removed 0) transitions.
[2023-03-08 19:35:17] [INFO ] Invariant cache hit.
[2023-03-08 19:35:17] [INFO ] Implicit Places using invariants in 216 ms returned []
[2023-03-08 19:35:17] [INFO ] Invariant cache hit.
[2023-03-08 19:35:17] [INFO ] Implicit Places using invariants and state equation in 324 ms returned []
Implicit Place search using SMT with State Equation took 543 ms to find 0 implicit places.
[2023-03-08 19:35:17] [INFO ] Invariant cache hit.
[2023-03-08 19:35:18] [INFO ] Dead Transitions using invariants and state equation in 187 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 734 ms. Remains : 161/161 places, 96/96 transitions.
Treatment of property CircularTrains-PT-096-LTLFireability-05 finished in 6473 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(G((p0&&F(p1))))))'
Support contains 4 out of 167 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 167/167 places, 96/96 transitions.
Applied a total of 0 rules in 2 ms. Remains 167 /167 variables (removed 0) and now considering 96/96 (removed 0) transitions.
// Phase 1: matrix 96 rows 167 cols
[2023-03-08 19:35:18] [INFO ] Computed 72 place invariants in 1 ms
[2023-03-08 19:35:18] [INFO ] Implicit Places using invariants in 236 ms returned [1, 4, 110, 159, 161, 162, 164]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 238 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 160/167 places, 96/96 transitions.
Applied a total of 0 rules in 1 ms. Remains 160 /160 variables (removed 0) and now considering 96/96 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 243 ms. Remains : 160/167 places, 96/96 transitions.
Stuttering acceptance computed with spot in 243 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : CircularTrains-PT-096-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=p0, acceptance={} source=2 dest: 2}, { cond=(NOT p0), acceptance={} source=2 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 4}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(NOT p1), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p0:(OR (LT s107 1) (LT s139 1)), p1:(OR (LT s18 1) (LT s115 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][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 95 steps with 2 reset in 1 ms.
FORMULA CircularTrains-PT-096-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CircularTrains-PT-096-LTLFireability-06 finished in 519 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(G(p0))&&F(p1)&&F(!p2))))'
Support contains 8 out of 167 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 167/167 places, 96/96 transitions.
Drop transitions removed 17 transitions
Trivial Post-agglo rules discarded 17 transitions
Performed 17 trivial Post agglomeration. Transition count delta: 17
Iterating post reduction 0 with 17 rules applied. Total rules applied 17 place count 167 transition count 79
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 1 with 17 rules applied. Total rules applied 34 place count 150 transition count 79
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 34 place count 150 transition count 73
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 46 place count 144 transition count 73
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 56 place count 139 transition count 68
Applied a total of 56 rules in 15 ms. Remains 139 /167 variables (removed 28) and now considering 68/96 (removed 28) transitions.
// Phase 1: matrix 68 rows 139 cols
[2023-03-08 19:35:18] [INFO ] Computed 72 place invariants in 1 ms
[2023-03-08 19:35:18] [INFO ] Implicit Places using invariants in 209 ms returned [0, 3, 131, 133, 134]
Discarding 5 places :
Implicit Place search using SMT only with invariants took 211 ms to find 5 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 134/167 places, 68/96 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 134 transition count 67
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 133 transition count 67
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 132 transition count 66
Applied a total of 4 rules in 9 ms. Remains 132 /134 variables (removed 2) and now considering 66/68 (removed 2) transitions.
// Phase 1: matrix 66 rows 132 cols
[2023-03-08 19:35:19] [INFO ] Computed 67 place invariants in 1 ms
[2023-03-08 19:35:19] [INFO ] Implicit Places using invariants in 182 ms returned []
[2023-03-08 19:35:19] [INFO ] Invariant cache hit.
[2023-03-08 19:35:19] [INFO ] Implicit Places using invariants and state equation in 285 ms returned []
Implicit Place search using SMT with State Equation took 471 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 132/167 places, 66/96 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 707 ms. Remains : 132/167 places, 66/96 transitions.
Stuttering acceptance computed with spot in 214 ms :[(OR (NOT p1) (NOT p0) p2), (NOT p0), (NOT p1), p2]
Running random walk in product with property : CircularTrains-PT-096-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}, { cond=p2, acceptance={} source=0 dest: 3}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}], [{ cond=p2, acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(OR (LT s47 1) (LT s129 1)), p1:(AND (GEQ s112 1) (GEQ s131 1) (GEQ s90 1) (GEQ s114 1)), p2:(AND (GEQ s91 1) (GEQ s128 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null][true, true, true, true]]
Product exploration explored 100000 steps with 6 reset in 609 ms.
Product exploration explored 100000 steps with 75 reset in 586 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X p0), (X (NOT p0)), (X (X p2)), (X (X (NOT p2))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 3 factoid took 446 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter insensitive) to 4 states, 8 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 207 ms :[(OR (NOT p1) (NOT p0) p2), (NOT p0), (NOT p1), p2]
Finished random walk after 22 steps, including 0 resets, run visited all 3 properties in 2 ms. (steps per millisecond=11 )
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X p0), (X (NOT p0)), (X (X p2)), (X (X (NOT p2))), (X (X p0)), (X (X (NOT p0))), (F (NOT p0)), (F p2), (F p1)]
Knowledge based reduction with 3 factoid took 544 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter insensitive) to 4 states, 8 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 204 ms :[(OR (NOT p1) (NOT p0) p2), (NOT p0), (NOT p1), p2]
Stuttering acceptance computed with spot in 199 ms :[(OR (NOT p1) (NOT p0) p2), (NOT p0), (NOT p1), p2]
[2023-03-08 19:35:22] [INFO ] Invariant cache hit.
[2023-03-08 19:35:22] [INFO ] [Real]Absence check using 63 positive place invariants in 31 ms returned sat
[2023-03-08 19:35:22] [INFO ] [Real]Absence check using 63 positive and 4 generalized place invariants in 10 ms returned sat
[2023-03-08 19:35:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 19:35:22] [INFO ] [Real]Absence check using state equation in 66 ms returned sat
[2023-03-08 19:35:22] [INFO ] Computed and/alt/rep : 34/66/34 causal constraints (skipped 0 transitions) in 9 ms.
[2023-03-08 19:35:23] [INFO ] Added : 32 causal constraints over 7 iterations in 185 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 8 out of 132 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 132/132 places, 66/66 transitions.
Applied a total of 0 rules in 5 ms. Remains 132 /132 variables (removed 0) and now considering 66/66 (removed 0) transitions.
[2023-03-08 19:35:23] [INFO ] Invariant cache hit.
[2023-03-08 19:35:23] [INFO ] Implicit Places using invariants in 201 ms returned []
[2023-03-08 19:35:23] [INFO ] Invariant cache hit.
[2023-03-08 19:35:23] [INFO ] Implicit Places using invariants and state equation in 259 ms returned []
Implicit Place search using SMT with State Equation took 465 ms to find 0 implicit places.
[2023-03-08 19:35:23] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-08 19:35:23] [INFO ] Invariant cache hit.
[2023-03-08 19:35:23] [INFO ] Dead Transitions using invariants and state equation in 125 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 609 ms. Remains : 132/132 places, 66/66 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X p0), (X (NOT p0)), (X (X p2)), (X (X (NOT p2))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 3 factoid took 458 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter insensitive) to 4 states, 8 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 207 ms :[(OR (NOT p1) (NOT p0) p2), (NOT p0), (NOT p1), p2]
Finished random walk after 104 steps, including 0 resets, run visited all 3 properties in 5 ms. (steps per millisecond=20 )
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X p0), (X (NOT p0)), (X (X p2)), (X (X (NOT p2))), (X (X p0)), (X (X (NOT p0))), (F (NOT p0)), (F p2), (F p1)]
Knowledge based reduction with 3 factoid took 547 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter insensitive) to 4 states, 8 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 218 ms :[(OR (NOT p1) (NOT p0) p2), (NOT p0), (NOT p1), p2]
Stuttering acceptance computed with spot in 218 ms :[(OR (NOT p1) (NOT p0) p2), (NOT p0), (NOT p1), p2]
[2023-03-08 19:35:25] [INFO ] Invariant cache hit.
[2023-03-08 19:35:25] [INFO ] [Real]Absence check using 63 positive place invariants in 31 ms returned sat
[2023-03-08 19:35:25] [INFO ] [Real]Absence check using 63 positive and 4 generalized place invariants in 10 ms returned sat
[2023-03-08 19:35:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 19:35:25] [INFO ] [Real]Absence check using state equation in 76 ms returned sat
[2023-03-08 19:35:25] [INFO ] Computed and/alt/rep : 34/66/34 causal constraints (skipped 0 transitions) in 6 ms.
[2023-03-08 19:35:25] [INFO ] Added : 32 causal constraints over 7 iterations in 158 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 219 ms :[(OR (NOT p1) (NOT p0) p2), (NOT p0), (NOT p1), p2]
Product exploration explored 100000 steps with 6 reset in 616 ms.
Product exploration explored 100000 steps with 5 reset in 595 ms.
Support contains 8 out of 132 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 132/132 places, 66/66 transitions.
Applied a total of 0 rules in 3 ms. Remains 132 /132 variables (removed 0) and now considering 66/66 (removed 0) transitions.
[2023-03-08 19:35:27] [INFO ] Invariant cache hit.
[2023-03-08 19:35:27] [INFO ] Implicit Places using invariants in 133 ms returned []
[2023-03-08 19:35:27] [INFO ] Invariant cache hit.
[2023-03-08 19:35:27] [INFO ] Implicit Places using invariants and state equation in 270 ms returned []
Implicit Place search using SMT with State Equation took 408 ms to find 0 implicit places.
[2023-03-08 19:35:27] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-08 19:35:27] [INFO ] Invariant cache hit.
[2023-03-08 19:35:27] [INFO ] Dead Transitions using invariants and state equation in 144 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 567 ms. Remains : 132/132 places, 66/66 transitions.
Treatment of property CircularTrains-PT-096-LTLFireability-08 finished in 9059 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((X(p0)&&(p0||G(p1))))))'
Support contains 4 out of 167 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 167/167 places, 96/96 transitions.
Applied a total of 0 rules in 3 ms. Remains 167 /167 variables (removed 0) and now considering 96/96 (removed 0) transitions.
// Phase 1: matrix 96 rows 167 cols
[2023-03-08 19:35:27] [INFO ] Computed 72 place invariants in 2 ms
[2023-03-08 19:35:28] [INFO ] Implicit Places using invariants in 253 ms returned [1, 4, 110, 161, 162, 164]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 260 ms to find 6 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 161/167 places, 96/96 transitions.
Applied a total of 0 rules in 2 ms. Remains 161 /161 variables (removed 0) and now considering 96/96 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 266 ms. Remains : 161/167 places, 96/96 transitions.
Stuttering acceptance computed with spot in 227 ms :[true, (NOT p0), (NOT p0), (OR (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : CircularTrains-PT-096-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 3}, { cond=p0, acceptance={} source=2 dest: 4}], [{ cond=(OR (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND p0 p1), acceptance={} source=3 dest: 3}], [{ cond=(NOT p0), acceptance={} source=4 dest: 0}, { cond=p0, acceptance={} source=4 dest: 4}]], initial=1, aps=[p0:(AND (GEQ s122 1) (GEQ s156 1)), p1:(AND (GEQ s16 1) (GEQ s68 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], 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 CircularTrains-PT-096-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CircularTrains-PT-096-LTLFireability-09 finished in 520 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(X(X(((G(p0) U p1)||F(p2)))))))'
Support contains 6 out of 167 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 167/167 places, 96/96 transitions.
Applied a total of 0 rules in 2 ms. Remains 167 /167 variables (removed 0) and now considering 96/96 (removed 0) transitions.
[2023-03-08 19:35:28] [INFO ] Invariant cache hit.
[2023-03-08 19:35:28] [INFO ] Implicit Places using invariants in 265 ms returned [1, 4, 110, 159, 161, 164]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 272 ms to find 6 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 161/167 places, 96/96 transitions.
Applied a total of 0 rules in 3 ms. Remains 161 /161 variables (removed 0) and now considering 96/96 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 278 ms. Remains : 161/167 places, 96/96 transitions.
Stuttering acceptance computed with spot in 399 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p2) (NOT p0))]
Running random walk in product with property : CircularTrains-PT-096-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=(AND (NOT p1) p0 (NOT p2)), acceptance={0} source=4 dest: 4}, { cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={0} source=4 dest: 5}, { cond=(AND (NOT p1) p0 (NOT p2)), acceptance={0} source=4 dest: 6}], [{ cond=(NOT p2), acceptance={0} source=5 dest: 5}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={} source=6 dest: 5}, { cond=(AND p0 (NOT p2)), acceptance={} source=6 dest: 6}]], initial=0, aps=[p1:(AND (GEQ s111 1) (GEQ s157 1)), p0:(AND (GEQ s92 1) (GEQ s119 1)), p2:(AND (GEQ s4 1) (GEQ s55 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]]
Product exploration explored 100000 steps with 6828 reset in 597 ms.
Product exploration explored 100000 steps with 6918 reset in 583 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0) p2), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 149 ms. Reduced automaton from 7 states, 10 edges and 3 AP (stutter sensitive) to 7 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 402 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p2) (NOT p0))]
Finished random walk after 153 steps, including 0 resets, run visited all 5 properties in 23 ms. (steps per millisecond=6 )
Knowledge obtained : [(AND (NOT p1) (NOT p0) p2), true]
False Knowledge obtained : [(F (AND p0 (NOT p2))), (F (AND (NOT p0) (NOT p2))), (F (AND p0 (NOT p1) (NOT p2))), (F (NOT p2)), (F (AND (NOT p0) (NOT p1) (NOT p2)))]
Knowledge based reduction with 2 factoid took 323 ms. Reduced automaton from 7 states, 10 edges and 3 AP (stutter sensitive) to 7 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 398 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 385 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p2) (NOT p0))]
Support contains 6 out of 161 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 161/161 places, 96/96 transitions.
Applied a total of 0 rules in 1 ms. Remains 161 /161 variables (removed 0) and now considering 96/96 (removed 0) transitions.
// Phase 1: matrix 96 rows 161 cols
[2023-03-08 19:35:31] [INFO ] Computed 66 place invariants in 1 ms
[2023-03-08 19:35:32] [INFO ] Implicit Places using invariants in 114 ms returned []
[2023-03-08 19:35:32] [INFO ] Invariant cache hit.
[2023-03-08 19:35:32] [INFO ] Implicit Places using invariants and state equation in 207 ms returned []
Implicit Place search using SMT with State Equation took 323 ms to find 0 implicit places.
[2023-03-08 19:35:32] [INFO ] Invariant cache hit.
[2023-03-08 19:35:32] [INFO ] Dead Transitions using invariants and state equation in 97 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 422 ms. Remains : 161/161 places, 96/96 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 110 ms. Reduced automaton from 7 states, 10 edges and 3 AP (stutter sensitive) to 7 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 526 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p2) (NOT p0))]
Finished random walk after 19 steps, including 0 resets, run visited all 5 properties in 3 ms. (steps per millisecond=6 )
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), true]
False Knowledge obtained : [(F (AND p0 (NOT p2))), (F (AND (NOT p0) (NOT p2))), (F (AND p0 (NOT p1) (NOT p2))), (F (NOT p2)), (F (AND (NOT p0) (NOT p1) (NOT p2)))]
Knowledge based reduction with 2 factoid took 312 ms. Reduced automaton from 7 states, 10 edges and 3 AP (stutter sensitive) to 7 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 388 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 394 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 372 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p2) (NOT p0))]
Product exploration explored 100000 steps with 6732 reset in 420 ms.
Product exploration explored 100000 steps with 6863 reset in 467 ms.
Applying partial POR strategy [false, false, false, false, true, true, true]
Stuttering acceptance computed with spot in 275 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p2) (NOT p0))]
Support contains 6 out of 161 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 161/161 places, 96/96 transitions.
Performed 28 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 28 rules applied. Total rules applied 28 place count 161 transition count 96
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 2 Pre rules applied. Total rules applied 28 place count 161 transition count 96
Deduced a syphon composed of 30 places in 0 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 30 place count 161 transition count 96
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 31 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 31 place count 161 transition count 96
Deduced a syphon composed of 31 places in 1 ms
Applied a total of 31 rules in 26 ms. Remains 161 /161 variables (removed 0) and now considering 96/96 (removed 0) transitions.
[2023-03-08 19:35:35] [INFO ] Redundant transitions in 2 ms returned []
// Phase 1: matrix 96 rows 161 cols
[2023-03-08 19:35:35] [INFO ] Computed 66 place invariants in 2 ms
[2023-03-08 19:35:35] [INFO ] Dead Transitions using invariants and state equation in 113 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 161/161 places, 96/96 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 151 ms. Remains : 161/161 places, 96/96 transitions.
Support contains 6 out of 161 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 161/161 places, 96/96 transitions.
Applied a total of 0 rules in 4 ms. Remains 161 /161 variables (removed 0) and now considering 96/96 (removed 0) transitions.
// Phase 1: matrix 96 rows 161 cols
[2023-03-08 19:35:35] [INFO ] Computed 66 place invariants in 1 ms
[2023-03-08 19:35:36] [INFO ] Implicit Places using invariants in 134 ms returned []
[2023-03-08 19:35:36] [INFO ] Invariant cache hit.
[2023-03-08 19:35:36] [INFO ] Implicit Places using invariants and state equation in 208 ms returned []
Implicit Place search using SMT with State Equation took 360 ms to find 0 implicit places.
[2023-03-08 19:35:36] [INFO ] Invariant cache hit.
[2023-03-08 19:35:36] [INFO ] Dead Transitions using invariants and state equation in 101 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 478 ms. Remains : 161/161 places, 96/96 transitions.
Treatment of property CircularTrains-PT-096-LTLFireability-10 finished in 8108 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' '!((p0 U (X(X(p2))&&p1)))'
Support contains 6 out of 167 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 167/167 places, 96/96 transitions.
Applied a total of 0 rules in 3 ms. Remains 167 /167 variables (removed 0) and now considering 96/96 (removed 0) transitions.
// Phase 1: matrix 96 rows 167 cols
[2023-03-08 19:35:36] [INFO ] Computed 72 place invariants in 0 ms
[2023-03-08 19:35:36] [INFO ] Implicit Places using invariants in 130 ms returned [1, 4, 110, 159, 161, 162]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 142 ms to find 6 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 161/167 places, 96/96 transitions.
Applied a total of 0 rules in 3 ms. Remains 161 /161 variables (removed 0) and now considering 96/96 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 148 ms. Remains : 161/167 places, 96/96 transitions.
Stuttering acceptance computed with spot in 303 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), true, (OR (NOT p1) (NOT p2)), (NOT p2), (NOT p2)]
Running random walk in product with property : CircularTrains-PT-096-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(NOT p2), acceptance={} source=0 dest: 4}], [{ cond=(AND p1 (NOT p0) (NOT p2)), acceptance={0} source=1 dest: 2}, { cond=(AND p1 p0 (NOT p2)), acceptance={0} source=1 dest: 3}, { cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={0} source=1 dest: 4}, { cond=(AND (NOT p1) p0 (NOT p2)), acceptance={0} source=1 dest: 5}], [{ cond=true, acceptance={} source=2 dest: 0}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=3 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=3 dest: 1}, { cond=(AND p1 (NOT p0)), acceptance={0} source=3 dest: 6}, { cond=(AND p1 p0), acceptance={0} source=3 dest: 7}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(AND p1 (NOT p0)), acceptance={0} source=5 dest: 2}, { cond=(AND p1 p0), acceptance={0} source=5 dest: 3}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=5 dest: 4}, { cond=(AND (NOT p1) p0), acceptance={0} source=5 dest: 5}], [{ cond=(NOT p2), acceptance={} source=6 dest: 0}], [{ cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={0} source=7 dest: 0}, { cond=(AND (NOT p1) p0 (NOT p2)), acceptance={0} source=7 dest: 1}, { cond=(AND p1 (NOT p0) (NOT p2)), acceptance={0} source=7 dest: 6}, { cond=(AND p1 p0 (NOT p2)), acceptance={0} source=7 dest: 7}]], initial=5, aps=[p2:(OR (LT s62 1) (LT s158 1)), p1:(AND (GEQ s50 1) (GEQ s113 1)), p0:(AND (GEQ s20 1) (GEQ s53 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 92 steps with 30 reset in 1 ms.
FORMULA CircularTrains-PT-096-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CircularTrains-PT-096-LTLFireability-12 finished in 471 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' '!((!p0 U p1))'
Support contains 4 out of 167 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 167/167 places, 96/96 transitions.
Drop transitions 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 18 place count 167 transition count 78
Reduce places removed 18 places and 0 transitions.
Iterating post reduction 1 with 18 rules applied. Total rules applied 36 place count 149 transition count 78
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 7 Pre rules applied. Total rules applied 36 place count 149 transition count 71
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 2 with 14 rules applied. Total rules applied 50 place count 142 transition count 71
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 60 place count 137 transition count 66
Applied a total of 60 rules in 16 ms. Remains 137 /167 variables (removed 30) and now considering 66/96 (removed 30) transitions.
// Phase 1: matrix 66 rows 137 cols
[2023-03-08 19:35:36] [INFO ] Computed 72 place invariants in 0 ms
[2023-03-08 19:35:37] [INFO ] Implicit Places using invariants in 134 ms returned [0, 93, 130, 132, 133, 134]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 136 ms to find 6 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 131/167 places, 66/96 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 131 transition count 65
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 130 transition count 65
Applied a total of 2 rules in 5 ms. Remains 130 /131 variables (removed 1) and now considering 65/66 (removed 1) transitions.
// Phase 1: matrix 65 rows 130 cols
[2023-03-08 19:35:37] [INFO ] Computed 66 place invariants in 0 ms
[2023-03-08 19:35:37] [INFO ] Implicit Places using invariants in 146 ms returned []
[2023-03-08 19:35:37] [INFO ] Invariant cache hit.
[2023-03-08 19:35:37] [INFO ] Implicit Places using invariants and state equation in 193 ms returned []
Implicit Place search using SMT with State Equation took 342 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 130/167 places, 65/96 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 500 ms. Remains : 130/167 places, 65/96 transitions.
Stuttering acceptance computed with spot in 48 ms :[true, (NOT p1)]
Running random walk in product with property : CircularTrains-PT-096-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(AND (NOT p1) p0), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}]], initial=1, aps=[p1:(AND (GEQ s2 1) (GEQ s26 1)), p0:(AND (GEQ s94 1) (GEQ s108 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Entered a terminal (fully accepting) state of product in 14 steps with 0 reset in 0 ms.
FORMULA CircularTrains-PT-096-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CircularTrains-PT-096-LTLFireability-15 finished in 562 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)))'
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((F(G(!p0)) U (X(X(p1)) U !X(p0))))))'
Found a Lengthening insensitive property : CircularTrains-PT-096-LTLFireability-05
Stuttering acceptance computed with spot in 99 ms :[p0, p0]
Support contains 4 out of 167 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 167/167 places, 96/96 transitions.
Drop transitions 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 18 place count 167 transition count 78
Reduce places removed 18 places and 0 transitions.
Iterating post reduction 1 with 18 rules applied. Total rules applied 36 place count 149 transition count 78
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 36 place count 149 transition count 72
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 48 place count 143 transition count 72
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 58 place count 138 transition count 67
Applied a total of 58 rules in 11 ms. Remains 138 /167 variables (removed 29) and now considering 67/96 (removed 29) transitions.
// Phase 1: matrix 67 rows 138 cols
[2023-03-08 19:35:37] [INFO ] Computed 72 place invariants in 0 ms
[2023-03-08 19:35:37] [INFO ] Implicit Places using invariants in 128 ms returned [0, 3, 130, 132, 133, 135]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 129 ms to find 6 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 132/167 places, 67/96 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 132 transition count 66
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 131 transition count 66
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
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 4 place count 130 transition count 65
Applied a total of 4 rules in 8 ms. Remains 130 /132 variables (removed 2) and now considering 65/67 (removed 2) transitions.
// Phase 1: matrix 65 rows 130 cols
[2023-03-08 19:35:37] [INFO ] Computed 66 place invariants in 0 ms
[2023-03-08 19:35:38] [INFO ] Implicit Places using invariants in 123 ms returned []
[2023-03-08 19:35:38] [INFO ] Invariant cache hit.
[2023-03-08 19:35:38] [INFO ] Implicit Places using invariants and state equation in 163 ms returned []
Implicit Place search using SMT with State Equation took 297 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 130/167 places, 65/96 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 447 ms. Remains : 130/167 places, 65/96 transitions.
Running random walk in product with property : CircularTrains-PT-096-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=p0, acceptance={0} source=0 dest: 1}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s90 1) (GEQ s127 1)), p1:(AND (GEQ s9 1) (GEQ s128 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, sl-invariant], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 393 reset in 390 ms.
Product exploration explored 100000 steps with 381 reset in 440 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), true]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X (NOT p1))), (X (X p1)), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 3 factoid took 253 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter sensitive) to 2 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 72 ms :[p0, p0]
Finished random walk after 51 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=25 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), true]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X (NOT p1))), (X (X p1)), (X (X p0)), (X (X (NOT p0))), (F p0), (F p1)]
Knowledge based reduction with 3 factoid took 291 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter sensitive) to 2 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 71 ms :[p0, p0]
Stuttering acceptance computed with spot in 81 ms :[p0, p0]
Support contains 4 out of 130 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 130/130 places, 65/65 transitions.
Applied a total of 0 rules in 2 ms. Remains 130 /130 variables (removed 0) and now considering 65/65 (removed 0) transitions.
[2023-03-08 19:35:39] [INFO ] Invariant cache hit.
[2023-03-08 19:35:39] [INFO ] Implicit Places using invariants in 106 ms returned []
[2023-03-08 19:35:39] [INFO ] Invariant cache hit.
[2023-03-08 19:35:40] [INFO ] Implicit Places using invariants and state equation in 177 ms returned []
Implicit Place search using SMT with State Equation took 286 ms to find 0 implicit places.
[2023-03-08 19:35:40] [INFO ] Invariant cache hit.
[2023-03-08 19:35:40] [INFO ] Dead Transitions using invariants and state equation in 92 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 381 ms. Remains : 130/130 places, 65/65 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), true]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X (NOT p1))), (X (X p1)), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 3 factoid took 253 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter sensitive) to 2 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 71 ms :[p0, p0]
Finished random walk after 28 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=14 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p1)), true]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X (NOT p1))), (X (X p1)), (X (X p0)), (X (X (NOT p0))), (F p0), (F p1)]
Knowledge based reduction with 3 factoid took 293 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter sensitive) to 2 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 74 ms :[p0, p0]
Stuttering acceptance computed with spot in 74 ms :[p0, p0]
Stuttering acceptance computed with spot in 74 ms :[p0, p0]
Product exploration explored 100000 steps with 401 reset in 388 ms.
Product exploration explored 100000 steps with 375 reset in 436 ms.
Support contains 4 out of 130 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 130/130 places, 65/65 transitions.
Applied a total of 0 rules in 1 ms. Remains 130 /130 variables (removed 0) and now considering 65/65 (removed 0) transitions.
[2023-03-08 19:35:42] [INFO ] Invariant cache hit.
[2023-03-08 19:35:42] [INFO ] Implicit Places using invariants in 139 ms returned []
[2023-03-08 19:35:42] [INFO ] Invariant cache hit.
[2023-03-08 19:35:42] [INFO ] Implicit Places using invariants and state equation in 189 ms returned []
Implicit Place search using SMT with State Equation took 330 ms to find 0 implicit places.
[2023-03-08 19:35:42] [INFO ] Invariant cache hit.
[2023-03-08 19:35:42] [INFO ] Dead Transitions using invariants and state equation in 83 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 421 ms. Remains : 130/130 places, 65/65 transitions.
Treatment of property CircularTrains-PT-096-LTLFireability-05 finished in 4881 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(G(p0))&&F(p1)&&F(!p2))))'
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(X(X(((G(p0) U p1)||F(p2)))))))'
[2023-03-08 19:35:42] [INFO ] Flatten gal took : 12 ms
[2023-03-08 19:35:42] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2023-03-08 19:35:42] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 167 places, 96 transitions and 334 arcs took 3 ms.
Total runtime 45384 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1883/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1883/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1883/ltl_2_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1883/ltl_3_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : CircularTrains-PT-096-LTLFireability-01
Could not compute solution for formula : CircularTrains-PT-096-LTLFireability-05
Could not compute solution for formula : CircularTrains-PT-096-LTLFireability-08
Could not compute solution for formula : CircularTrains-PT-096-LTLFireability-10

BK_STOP 1678304144086

--------------------
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 CircularTrains-PT-096-LTLFireability-01
ltl formula formula --ltl=/tmp/1883/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 167 places, 96 transitions and 334 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1883/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1883/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1883/ltl_0_
pnml2lts-mc( 0/ 4): Loading Petri net took 0.020 real 0.000 user 0.000 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1883/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name CircularTrains-PT-096-LTLFireability-05
ltl formula formula --ltl=/tmp/1883/ltl_1_
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
pnml2lts-mc( 0/ 4): Petri net has 167 places, 96 transitions and 334 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.030 real 0.000 user 0.010 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1883/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1883/ltl_1_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1883/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1883/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name CircularTrains-PT-096-LTLFireability-08
ltl formula formula --ltl=/tmp/1883/ltl_2_
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: =============================================================================
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Loading model from model.pnml
Warning: program compiled against libxml 210 using older 209
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
pnml2lts-mc( 0/ 4): Petri net has 167 places, 96 transitions and 334 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 0.010 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1883/ltl_2_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1883/ltl_2_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1883/ltl_2_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1883/ltl_2_
pnml2lts-mc( 0/ 4): buchi has 5 states
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:
malloc_consolidate(): invalid chunk size
ltl formula name CircularTrains-PT-096-LTLFireability-10
ltl formula formula --ltl=/tmp/1883/ltl_3_
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
pnml2lts-mc( 0/ 4): Petri net has 167 places, 96 transitions and 334 arcs
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 Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.010 real 0.000 user 0.000 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1883/ltl_3_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1883/ltl_3_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1883/ltl_3_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1883/ltl_3_
pnml2lts-mc( 0/ 4): buchi has 8 states
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:
malloc_consolidate(): invalid chunk size

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="CircularTrains-PT-096"
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 CircularTrains-PT-096, 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 r073-smll-167814399200172"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CircularTrains-PT-096.tgz
mv CircularTrains-PT-096 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 ;