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.r231-tall-167856416000380.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 lolaxred
Input is LamportFastMutEx-COL-7, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r231-tall-167856416000380
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 552K
-rw-r--r-- 1 mcc users 9.5K Feb 25 13:43 CTLCardinality.txt
-rw-r--r-- 1 mcc users 105K Feb 25 13:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Feb 25 13:41 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Feb 25 13:41 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.1K Feb 25 16:20 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Feb 25 16:20 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 16:20 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:20 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 25 13:49 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 121K Feb 25 13:49 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 25 13:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 79K Feb 25 13:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 16:20 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:20 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 equiv_pt
-rw-r--r-- 1 mcc users 2 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 43K 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 LamportFastMutEx-COL-7-LTLFireability-00
FORMULA_NAME LamportFastMutEx-COL-7-LTLFireability-01
FORMULA_NAME LamportFastMutEx-COL-7-LTLFireability-02
FORMULA_NAME LamportFastMutEx-COL-7-LTLFireability-03
FORMULA_NAME LamportFastMutEx-COL-7-LTLFireability-04
FORMULA_NAME LamportFastMutEx-COL-7-LTLFireability-05
FORMULA_NAME LamportFastMutEx-COL-7-LTLFireability-06
FORMULA_NAME LamportFastMutEx-COL-7-LTLFireability-07
FORMULA_NAME LamportFastMutEx-COL-7-LTLFireability-08
FORMULA_NAME LamportFastMutEx-COL-7-LTLFireability-09
FORMULA_NAME LamportFastMutEx-COL-7-LTLFireability-10
FORMULA_NAME LamportFastMutEx-COL-7-LTLFireability-11
FORMULA_NAME LamportFastMutEx-COL-7-LTLFireability-12
FORMULA_NAME LamportFastMutEx-COL-7-LTLFireability-13
FORMULA_NAME LamportFastMutEx-COL-7-LTLFireability-14
FORMULA_NAME LamportFastMutEx-COL-7-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679448722861

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=lolaxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=LamportFastMutEx-COL-7
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-22 01:32:04] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-22 01:32:04] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 01:32:04] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2023-03-22 01:32:04] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-22 01:32:05] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 742 ms
[2023-03-22 01:32:05] [INFO ] Imported 18 HL places and 17 HL transitions for a total of 264 PT places and 672.0 transition bindings in 15 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 8 ms.
Working with output stream class java.io.PrintStream
[2023-03-22 01:32:05] [INFO ] Built PT skeleton of HLPN with 18 places and 17 transitions 68 arcs in 4 ms.
[2023-03-22 01:32:05] [INFO ] Skeletonized 12 HLPN properties in 2 ms. Removed 4 properties that had guard overlaps.
Initial state reduction rules removed 4 formulas.
FORMULA LamportFastMutEx-COL-7-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-COL-7-LTLFireability-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-COL-7-LTLFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-COL-7-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 3 stabilizing places and 0 stable transitions
Remains 8 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Incomplete random walk after 10006 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 11) seen :10
Finished Best-First random walk after 39 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=39 )
[2023-03-22 01:32:05] [INFO ] Flatten gal took : 14 ms
[2023-03-22 01:32:05] [INFO ] Flatten gal took : 3 ms
Domain [pid(8), pid(8)] of place P_wait breaks symmetries in sort pid
Symmetric sort wr.t. initial and guards and successors and join/free detected :P_bool
Arc [3:1*[$i, 1]] contains constants of sort P_bool
Transition T_setbi_2 : constants on arcs in [[3:1*[$i, 1]]] introduces in P_bool(2) partition with 1 elements that refines current partition to 2 subsets.
[2023-03-22 01:32:05] [INFO ] Unfolded HLPN to a Petri net with 264 places and 536 transitions 2352 arcs in 21 ms.
[2023-03-22 01:32:05] [INFO ] Unfolded 12 HLPN properties in 1 ms.
Initial state reduction rules removed 1 formulas.
Deduced a syphon composed of 45 places in 3 ms
Reduce places removed 45 places and 74 transitions.
FORMULA LamportFastMutEx-COL-7-LTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 149 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Applied a total of 0 rules in 13 ms. Remains 219 /219 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 01:32:05] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 219 cols
[2023-03-22 01:32:05] [INFO ] Computed 65 place invariants in 21 ms
[2023-03-22 01:32:05] [INFO ] Implicit Places using invariants in 256 ms returned []
[2023-03-22 01:32:05] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:32:05] [INFO ] Invariant cache hit.
[2023-03-22 01:32:06] [INFO ] State equation strengthened by 91 read => feed constraints.
[2023-03-22 01:32:06] [INFO ] Implicit Places using invariants and state equation in 209 ms returned []
Implicit Place search using SMT with State Equation took 488 ms to find 0 implicit places.
[2023-03-22 01:32:06] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:32:06] [INFO ] Invariant cache hit.
[2023-03-22 01:32:06] [INFO ] Dead Transitions using invariants and state equation in 218 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 720 ms. Remains : 219/219 places, 462/462 transitions.
Support contains 149 out of 219 places after structural reductions.
[2023-03-22 01:32:06] [INFO ] Flatten gal took : 51 ms
[2023-03-22 01:32:06] [INFO ] Flatten gal took : 49 ms
[2023-03-22 01:32:06] [INFO ] Input system was already deterministic with 462 transitions.
Finished random walk after 256 steps, including 0 resets, run visited all 16 properties in 10 ms. (steps per millisecond=25 )
Computed a total of 1 stabilizing places and 7 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(X(F((G(F(p0))||(p1&&F(p0)))))))'
Support contains 28 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Applied a total of 0 rules in 10 ms. Remains 219 /219 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 01:32:07] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:32:07] [INFO ] Invariant cache hit.
[2023-03-22 01:32:07] [INFO ] Implicit Places using invariants in 138 ms returned [135, 136, 137, 138, 139, 140, 141]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 140 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 212/219 places, 462/462 transitions.
Applied a total of 0 rules in 8 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 158 ms. Remains : 212/219 places, 462/462 transitions.
Stuttering acceptance computed with spot in 300 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : LamportFastMutEx-COL-7-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={} source=2 dest: 2}, { cond=(NOT p0), acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p1:(OR (AND (GEQ s21 1) (GEQ s51 1)) (AND (GEQ s17 1) (GEQ s56 1)) (AND (GEQ s22 1) (GEQ s53 1)) (AND (GEQ s16 1) (GEQ s54 1)) (AND (GEQ s22 1) (GEQ s51 1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 7131 reset in 462 ms.
Product exploration explored 100000 steps with 7111 reset in 412 ms.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 122 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 171 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Finished random walk after 576 steps, including 0 resets, run visited all 2 properties in 4 ms. (steps per millisecond=144 )
Knowledge obtained : [(AND (NOT p1) p0), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT p0))]
Knowledge based reduction with 3 factoid took 166 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 151 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 157 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 28 out of 212 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 212/212 places, 462/462 transitions.
Applied a total of 0 rules in 11 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 01:32:09] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 212 cols
[2023-03-22 01:32:09] [INFO ] Computed 58 place invariants in 8 ms
[2023-03-22 01:32:09] [INFO ] Implicit Places using invariants in 113 ms returned []
[2023-03-22 01:32:09] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:32:09] [INFO ] Invariant cache hit.
[2023-03-22 01:32:09] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:32:09] [INFO ] Implicit Places using invariants and state equation in 229 ms returned []
Implicit Place search using SMT with State Equation took 344 ms to find 0 implicit places.
[2023-03-22 01:32:09] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:32:09] [INFO ] Invariant cache hit.
[2023-03-22 01:32:09] [INFO ] Dead Transitions using invariants and state equation in 158 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 514 ms. Remains : 212/212 places, 462/462 transitions.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 131 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 182 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Finished random walk after 112 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=56 )
Knowledge obtained : [(AND (NOT p1) p0), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT p0))]
Knowledge based reduction with 3 factoid took 155 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 151 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 148 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 129 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 7124 reset in 364 ms.
Product exploration explored 100000 steps with 7179 reset in 375 ms.
Applying partial POR strategy [false, false, true, true]
Stuttering acceptance computed with spot in 274 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 28 out of 212 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 212/212 places, 462/462 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 7 places in 0 ms
Iterating global reduction 0 with 7 rules applied. Total rules applied 7 place count 212 transition count 462
Deduced a syphon composed of 7 places in 0 ms
Applied a total of 7 rules in 40 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 01:32:11] [INFO ] Redundant transitions in 24 ms returned []
[2023-03-22 01:32:11] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 212 cols
[2023-03-22 01:32:11] [INFO ] Computed 58 place invariants in 2 ms
[2023-03-22 01:32:12] [INFO ] Dead Transitions using invariants and state equation in 150 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 212/212 places, 462/462 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 220 ms. Remains : 212/212 places, 462/462 transitions.
Support contains 28 out of 212 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 212/212 places, 462/462 transitions.
Applied a total of 0 rules in 5 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 01:32:12] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 212 cols
[2023-03-22 01:32:12] [INFO ] Computed 58 place invariants in 1 ms
[2023-03-22 01:32:12] [INFO ] Implicit Places using invariants in 106 ms returned []
[2023-03-22 01:32:12] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:32:12] [INFO ] Invariant cache hit.
[2023-03-22 01:32:12] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:32:12] [INFO ] Implicit Places using invariants and state equation in 272 ms returned []
Implicit Place search using SMT with State Equation took 380 ms to find 0 implicit places.
[2023-03-22 01:32:12] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:32:12] [INFO ] Invariant cache hit.
[2023-03-22 01:32:12] [INFO ] Dead Transitions using invariants and state equation in 155 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 542 ms. Remains : 212/212 places, 462/462 transitions.
Treatment of property LamportFastMutEx-COL-7-LTLFireability-00 finished in 5695 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 (G(!p0)||(!p0&&(G(!p1) U p2)))))'
Support contains 106 out of 219 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Applied a total of 0 rules in 18 ms. Remains 219 /219 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 01:32:12] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 219 cols
[2023-03-22 01:32:12] [INFO ] Computed 65 place invariants in 4 ms
[2023-03-22 01:32:12] [INFO ] Implicit Places using invariants in 84 ms returned []
[2023-03-22 01:32:12] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:32:12] [INFO ] Invariant cache hit.
[2023-03-22 01:32:12] [INFO ] State equation strengthened by 91 read => feed constraints.
[2023-03-22 01:32:13] [INFO ] Implicit Places using invariants and state equation in 184 ms returned []
Implicit Place search using SMT with State Equation took 272 ms to find 0 implicit places.
[2023-03-22 01:32:13] [INFO ] Redundant transitions in 10 ms returned []
[2023-03-22 01:32:13] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:32:13] [INFO ] Invariant cache hit.
[2023-03-22 01:32:13] [INFO ] Dead Transitions using invariants and state equation in 175 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 482 ms. Remains : 219/219 places, 462/462 transitions.
Stuttering acceptance computed with spot in 187 ms :[true, (OR (NOT p2) p1), p0, (OR (AND p0 (NOT p2)) (AND p0 p1)), p1]
Running random walk in product with property : LamportFastMutEx-COL-7-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p1, acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=1 dest: 1}, { cond=(AND p2 (NOT p1)), acceptance={0} source=1 dest: 4}], [{ cond=p0, acceptance={} source=2 dest: 0}, { cond=(AND (NOT p2) p1 (NOT p0)), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={} source=2 dest: 3}], [{ cond=(AND p1 p0), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p2) (NOT p1) p0), acceptance={} source=3 dest: 1}, { cond=(AND (NOT p2) p1 (NOT p0)), acceptance={} source=3 dest: 2}, { cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={} source=3 dest: 3}, { cond=(AND p2 (NOT p1) p0), acceptance={} source=3 dest: 4}], [{ cond=p1, acceptance={} source=4 dest: 0}, { cond=(NOT p1), acceptance={} source=4 dest: 4}]], initial=2, aps=[p1:(OR (AND (GEQ s10 1) (GEQ s37 1)) (AND (GEQ s11 1) (GEQ s43 1)) (AND (GEQ s10 1) (GEQ s39 1)) (AND (GEQ s11 1) (GEQ s41 1)) (AND (GEQ s11 1) (GEQ s39 1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, weak, inherently-weak], stateDesc=[null, null, null, null, null][true, true, true, true, true]]
Entered a terminal (fully accepting) state of product in 20 steps with 0 reset in 3 ms.
FORMULA LamportFastMutEx-COL-7-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-COL-7-LTLFireability-03 finished in 706 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((p0&&F(p1))))'
Support contains 22 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Applied a total of 0 rules in 6 ms. Remains 219 /219 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 01:32:13] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:32:13] [INFO ] Invariant cache hit.
[2023-03-22 01:32:13] [INFO ] Implicit Places using invariants in 140 ms returned [135, 136, 137, 138, 139, 140, 141]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 141 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 212/219 places, 462/462 transitions.
Applied a total of 0 rules in 3 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 151 ms. Remains : 212/219 places, 462/462 transitions.
Stuttering acceptance computed with spot in 115 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true]
Running random walk in product with property : LamportFastMutEx-COL-7-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 0}, { cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={0} source=3 dest: 3}]], initial=2, aps=[p1:(AND (OR (LT s22 1) (LT s60 1)) (OR (LT s22 1) (LT s58 1)) (OR (LT s22 1) (LT s64 1)) (OR (LT s17 1) (LT s61 1)) (OR (LT s22 1) (LT s62 1)) (OR (LT s17...], 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][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA LamportFastMutEx-COL-7-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-COL-7-LTLFireability-04 finished in 290 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)||X(X(F(!p1)))) U (!p2 U (p3||G(!p2))))))'
Support contains 44 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Applied a total of 0 rules in 6 ms. Remains 219 /219 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 01:32:13] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:32:13] [INFO ] Invariant cache hit.
[2023-03-22 01:32:13] [INFO ] Implicit Places using invariants in 124 ms returned [135, 136, 137, 138, 139, 140, 141]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 125 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 212/219 places, 462/462 transitions.
Applied a total of 0 rules in 2 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 134 ms. Remains : 212/219 places, 462/462 transitions.
Stuttering acceptance computed with spot in 249 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 (NOT p3) p2), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 (NOT p3) p2), (AND (NOT p0) p1)]
Running random walk in product with property : LamportFastMutEx-COL-7-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p3) (NOT p2) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p3) p2), acceptance={} source=0 dest: 2}, { cond=(AND (NOT p3) p2 (NOT p0)), acceptance={} source=0 dest: 3}], [{ cond=(AND (NOT p3) (NOT p2) (NOT p0)), acceptance={} source=1 dest: 4}, { cond=(AND (NOT p3) p2 (NOT p0)), acceptance={} source=1 dest: 5}], [{ cond=(AND (NOT p3) (NOT p2) (NOT p0)), acceptance={} source=2 dest: 1}, { cond=(AND (NOT p3) (NOT p2)), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p3) p2), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p3) p2 (NOT p0)), acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 5}], [{ cond=(AND (NOT p3) (NOT p2) (NOT p0) p1), acceptance={} source=4 dest: 4}, { cond=(AND (NOT p3) p2 (NOT p0) p1), acceptance={} source=4 dest: 5}], [{ cond=(AND (NOT p0) p1), acceptance={0} source=5 dest: 5}]], initial=0, aps=[p3:(AND (NOT (OR (AND (GEQ s10 1) (GEQ s37 1)) (AND (GEQ s11 1) (GEQ s43 1)) (AND (GEQ s10 1) (GEQ s39 1)) (AND (GEQ s11 1) (GEQ s41 1)) (AND (GEQ s11 1) ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 15693 reset in 850 ms.
Product exploration explored 100000 steps with 15754 reset in 826 ms.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND p3 (NOT p2) (NOT p0) (NOT p1)), (X (AND (NOT p3) p2)), (X (NOT (AND (NOT p3) (NOT p2) (NOT p0)))), (X (NOT (AND (NOT p3) (NOT p2)))), (X (NOT p0)), (X (AND (NOT p3) p2 (NOT p0))), (X (X (NOT (AND (NOT p3) (NOT p2) (NOT p0) p1)))), (X (X (NOT (AND (NOT p3) (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p3) (NOT p2))))), (X (X (NOT (AND (NOT p3) p2 (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(X (X (AND (NOT p3) p2))), (X (X (NOT (AND (NOT p3) p2)))), (X (X (NOT p0))), (X (X p0)), (X (X (AND (NOT p3) p2 (NOT p0)))), (X (X (NOT (AND (NOT p3) p2 (NOT p0)))))]
Knowledge based reduction with 11 factoid took 600 ms. Reduced automaton from 6 states, 14 edges and 4 AP (stutter sensitive) to 6 states, 14 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 225 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 133 ms. (steps per millisecond=75 ) properties (out of 8) seen :7
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 139 ms. (steps per millisecond=71 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-22 01:32:16] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 212 cols
[2023-03-22 01:32:16] [INFO ] Computed 58 place invariants in 3 ms
[2023-03-22 01:32:17] [INFO ] [Real]Absence check using 58 positive place invariants in 16 ms returned sat
[2023-03-22 01:32:17] [INFO ] After 95ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 01:32:17] [INFO ] [Nat]Absence check using 58 positive place invariants in 18 ms returned sat
[2023-03-22 01:32:17] [INFO ] After 331ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 01:32:17] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:32:17] [INFO ] After 264ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-22 01:32:18] [INFO ] Deduced a trap composed of 23 places in 91 ms of which 11 ms to minimize.
[2023-03-22 01:32:18] [INFO ] Deduced a trap composed of 33 places in 86 ms of which 1 ms to minimize.
[2023-03-22 01:32:18] [INFO ] Deduced a trap composed of 11 places in 77 ms of which 1 ms to minimize.
[2023-03-22 01:32:18] [INFO ] Deduced a trap composed of 28 places in 72 ms of which 1 ms to minimize.
[2023-03-22 01:32:18] [INFO ] Deduced a trap composed of 17 places in 72 ms of which 1 ms to minimize.
[2023-03-22 01:32:18] [INFO ] Deduced a trap composed of 24 places in 72 ms of which 1 ms to minimize.
[2023-03-22 01:32:18] [INFO ] Deduced a trap composed of 21 places in 76 ms of which 1 ms to minimize.
[2023-03-22 01:32:18] [INFO ] Deduced a trap composed of 25 places in 77 ms of which 1 ms to minimize.
[2023-03-22 01:32:19] [INFO ] Deduced a trap composed of 23 places in 65 ms of which 0 ms to minimize.
[2023-03-22 01:32:19] [INFO ] Deduced a trap composed of 18 places in 74 ms of which 1 ms to minimize.
[2023-03-22 01:32:19] [INFO ] Deduced a trap composed of 18 places in 70 ms of which 0 ms to minimize.
[2023-03-22 01:32:19] [INFO ] Deduced a trap composed of 34 places in 87 ms of which 0 ms to minimize.
[2023-03-22 01:32:19] [INFO ] Trap strengthening (SAT) tested/added 13/12 trap constraints in 1212 ms
[2023-03-22 01:32:19] [INFO ] After 1733ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 248 ms.
[2023-03-22 01:32:19] [INFO ] After 2388ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 44 out of 212 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 212/212 places, 462/462 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 205 transition count 455
Applied a total of 14 rules in 16 ms. Remains 205 /212 variables (removed 7) and now considering 455/462 (removed 7) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 205/212 places, 455/462 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 122 ms. (steps per millisecond=81 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 938350 steps, run timeout after 3001 ms. (steps per millisecond=312 ) properties seen :{}
Probabilistic random walk after 938350 steps, saw 411824 distinct states, run finished after 3002 ms. (steps per millisecond=312 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 01:32:22] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
// Phase 1: matrix 329 rows 205 cols
[2023-03-22 01:32:22] [INFO ] Computed 58 place invariants in 5 ms
[2023-03-22 01:32:22] [INFO ] [Real]Absence check using 58 positive place invariants in 14 ms returned sat
[2023-03-22 01:32:22] [INFO ] After 68ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 01:32:23] [INFO ] [Nat]Absence check using 58 positive place invariants in 9 ms returned sat
[2023-03-22 01:32:23] [INFO ] After 313ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 01:32:23] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:32:23] [INFO ] After 273ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-22 01:32:23] [INFO ] Deduced a trap composed of 8 places in 32 ms of which 1 ms to minimize.
[2023-03-22 01:32:23] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 69 ms
[2023-03-22 01:32:23] [INFO ] After 592ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 260 ms.
[2023-03-22 01:32:24] [INFO ] After 1235ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 44 out of 205 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 16 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 205/205 places, 455/455 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 8 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
[2023-03-22 01:32:24] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:32:24] [INFO ] Invariant cache hit.
[2023-03-22 01:32:24] [INFO ] Implicit Places using invariants in 102 ms returned []
[2023-03-22 01:32:24] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:32:24] [INFO ] Invariant cache hit.
[2023-03-22 01:32:24] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:32:24] [INFO ] Implicit Places using invariants and state equation in 196 ms returned []
Implicit Place search using SMT with State Equation took 315 ms to find 0 implicit places.
[2023-03-22 01:32:24] [INFO ] Redundant transitions in 6 ms returned []
[2023-03-22 01:32:24] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:32:24] [INFO ] Invariant cache hit.
[2023-03-22 01:32:24] [INFO ] Dead Transitions using invariants and state equation in 177 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 513 ms. Remains : 205/205 places, 455/455 transitions.
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 126 transitions.
Iterating post reduction 0 with 126 rules applied. Total rules applied 126 place count 205 transition count 329
Performed 49 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 49 Pre rules applied. Total rules applied 126 place count 205 transition count 280
Deduced a syphon composed of 49 places in 0 ms
Ensure Unique test removed 42 places
Reduce places removed 91 places and 0 transitions.
Iterating global reduction 1 with 140 rules applied. Total rules applied 266 place count 114 transition count 280
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 1 with 14 rules applied. Total rules applied 280 place count 107 transition count 273
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 287 place count 100 transition count 259
Iterating global reduction 1 with 7 rules applied. Total rules applied 294 place count 100 transition count 259
Free-agglomeration rule applied 7 times.
Iterating global reduction 1 with 7 rules applied. Total rules applied 301 place count 100 transition count 252
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 308 place count 93 transition count 252
Partial Free-agglomeration rule applied 7 times.
Drop transitions removed 7 transitions
Iterating global reduction 2 with 7 rules applied. Total rules applied 315 place count 93 transition count 252
Drop transitions removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 2 with 7 rules applied. Total rules applied 322 place count 93 transition count 245
Applied a total of 322 rules in 31 ms. Remains 93 /205 variables (removed 112) and now considering 245/455 (removed 210) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 245 rows 93 cols
[2023-03-22 01:32:24] [INFO ] Computed 16 place invariants in 2 ms
[2023-03-22 01:32:24] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2023-03-22 01:32:24] [INFO ] After 50ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 01:32:24] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2023-03-22 01:32:25] [INFO ] After 311ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 01:32:25] [INFO ] After 582ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 239 ms.
[2023-03-22 01:32:25] [INFO ] After 870ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND p3 (NOT p2) (NOT p0) (NOT p1)), (X (AND (NOT p3) p2)), (X (NOT (AND (NOT p3) (NOT p2) (NOT p0)))), (X (NOT (AND (NOT p3) (NOT p2)))), (X (NOT p0)), (X (AND (NOT p3) p2 (NOT p0))), (X (X (NOT (AND (NOT p3) (NOT p2) (NOT p0) p1)))), (X (X (NOT (AND (NOT p3) (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p3) (NOT p2))))), (X (X (NOT (AND (NOT p3) p2 (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(X (X (AND (NOT p3) p2))), (X (X (NOT (AND (NOT p3) p2)))), (X (X (NOT p0))), (X (X p0)), (X (X (AND (NOT p3) p2 (NOT p0)))), (X (X (NOT (AND (NOT p3) p2 (NOT p0))))), (F p0), (F (AND (NOT p2) (NOT p3))), (F (AND p2 (NOT p3) (NOT p0) p1)), (F (AND (NOT p2) (NOT p3) (NOT p0))), (F (AND p2 (NOT p3) (NOT p0))), (F (AND p2 (NOT p3))), (F (AND (NOT p0) p1))]
Knowledge based reduction with 11 factoid took 818 ms. Reduced automaton from 6 states, 14 edges and 4 AP (stutter sensitive) to 6 states, 14 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 277 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 251 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Support contains 44 out of 212 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 212/212 places, 462/462 transitions.
Applied a total of 0 rules in 6 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 01:32:27] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 212 cols
[2023-03-22 01:32:27] [INFO ] Computed 58 place invariants in 8 ms
[2023-03-22 01:32:27] [INFO ] Implicit Places using invariants in 118 ms returned []
[2023-03-22 01:32:27] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:32:27] [INFO ] Invariant cache hit.
[2023-03-22 01:32:27] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:32:27] [INFO ] Implicit Places using invariants and state equation in 242 ms returned []
Implicit Place search using SMT with State Equation took 362 ms to find 0 implicit places.
[2023-03-22 01:32:27] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:32:27] [INFO ] Invariant cache hit.
[2023-03-22 01:32:27] [INFO ] Dead Transitions using invariants and state equation in 170 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 539 ms. Remains : 212/212 places, 462/462 transitions.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND (NOT p2) p3 (NOT p0) (NOT p1)), (X (AND p2 (NOT p3))), (X (NOT (AND (NOT p2) (NOT p3) (NOT p0)))), (X (AND p2 (NOT p3) (NOT p0))), (X (NOT (AND (NOT p2) (NOT p3)))), (X (NOT p0)), (X (X (NOT (AND p2 (NOT p3) (NOT p0) p1)))), (X (X (NOT (AND (NOT p2) (NOT p3) (NOT p0) p1)))), (X (X (NOT (AND (NOT p2) (NOT p3) (NOT p0))))), (X (X (NOT (AND (NOT p2) (NOT p3))))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(X (X (AND p2 (NOT p3)))), (X (X (NOT (AND p2 (NOT p3))))), (X (X (AND p2 (NOT p3) (NOT p0)))), (X (X (NOT (AND p2 (NOT p3) (NOT p0))))), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 11 factoid took 722 ms. Reduced automaton from 6 states, 14 edges and 4 AP (stutter sensitive) to 6 states, 14 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 227 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 197 ms. (steps per millisecond=50 ) properties (out of 8) seen :6
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 125 ms. (steps per millisecond=80 ) properties (out of 2) seen :1
Running SMT prover for 1 properties.
[2023-03-22 01:32:29] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:32:29] [INFO ] Invariant cache hit.
[2023-03-22 01:32:29] [INFO ] [Real]Absence check using 58 positive place invariants in 10 ms returned sat
[2023-03-22 01:32:29] [INFO ] After 54ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 01:32:29] [INFO ] [Nat]Absence check using 58 positive place invariants in 10 ms returned sat
[2023-03-22 01:32:29] [INFO ] After 332ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 01:32:29] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:32:29] [INFO ] After 255ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-22 01:32:30] [INFO ] Deduced a trap composed of 18 places in 86 ms of which 0 ms to minimize.
[2023-03-22 01:32:30] [INFO ] Deduced a trap composed of 22 places in 72 ms of which 1 ms to minimize.
[2023-03-22 01:32:30] [INFO ] Deduced a trap composed of 35 places in 72 ms of which 0 ms to minimize.
[2023-03-22 01:32:30] [INFO ] Deduced a trap composed of 23 places in 67 ms of which 0 ms to minimize.
[2023-03-22 01:32:30] [INFO ] Deduced a trap composed of 51 places in 65 ms of which 1 ms to minimize.
[2023-03-22 01:32:30] [INFO ] Deduced a trap composed of 23 places in 62 ms of which 1 ms to minimize.
[2023-03-22 01:32:30] [INFO ] Deduced a trap composed of 27 places in 66 ms of which 0 ms to minimize.
[2023-03-22 01:32:30] [INFO ] Deduced a trap composed of 9 places in 63 ms of which 0 ms to minimize.
[2023-03-22 01:32:30] [INFO ] Deduced a trap composed of 16 places in 52 ms of which 0 ms to minimize.
[2023-03-22 01:32:30] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 836 ms
[2023-03-22 01:32:30] [INFO ] After 1334ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 257 ms.
[2023-03-22 01:32:31] [INFO ] After 1988ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 44 out of 212 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 212/212 places, 462/462 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 205 transition count 455
Applied a total of 14 rules in 14 ms. Remains 205 /212 variables (removed 7) and now considering 455/462 (removed 7) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 205/212 places, 455/462 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 110 ms. (steps per millisecond=90 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 920110 steps, run timeout after 3001 ms. (steps per millisecond=306 ) properties seen :{}
Probabilistic random walk after 920110 steps, saw 404762 distinct states, run finished after 3001 ms. (steps per millisecond=306 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 01:32:34] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
// Phase 1: matrix 329 rows 205 cols
[2023-03-22 01:32:34] [INFO ] Computed 58 place invariants in 5 ms
[2023-03-22 01:32:34] [INFO ] [Real]Absence check using 58 positive place invariants in 9 ms returned sat
[2023-03-22 01:32:34] [INFO ] After 65ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 01:32:34] [INFO ] [Nat]Absence check using 58 positive place invariants in 9 ms returned sat
[2023-03-22 01:32:34] [INFO ] After 311ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 01:32:34] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:32:35] [INFO ] After 244ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-22 01:32:35] [INFO ] Deduced a trap composed of 8 places in 33 ms of which 0 ms to minimize.
[2023-03-22 01:32:35] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 61 ms
[2023-03-22 01:32:35] [INFO ] After 552ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 246 ms.
[2023-03-22 01:32:35] [INFO ] After 1180ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 44 out of 205 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 8 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 205/205 places, 455/455 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 8 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
[2023-03-22 01:32:35] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:32:35] [INFO ] Invariant cache hit.
[2023-03-22 01:32:35] [INFO ] Implicit Places using invariants in 103 ms returned []
[2023-03-22 01:32:35] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:32:35] [INFO ] Invariant cache hit.
[2023-03-22 01:32:35] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:32:36] [INFO ] Implicit Places using invariants and state equation in 220 ms returned []
Implicit Place search using SMT with State Equation took 327 ms to find 0 implicit places.
[2023-03-22 01:32:36] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-22 01:32:36] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:32:36] [INFO ] Invariant cache hit.
[2023-03-22 01:32:36] [INFO ] Dead Transitions using invariants and state equation in 180 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 529 ms. Remains : 205/205 places, 455/455 transitions.
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 126 transitions.
Iterating post reduction 0 with 126 rules applied. Total rules applied 126 place count 205 transition count 329
Performed 49 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 49 Pre rules applied. Total rules applied 126 place count 205 transition count 280
Deduced a syphon composed of 49 places in 0 ms
Ensure Unique test removed 42 places
Reduce places removed 91 places and 0 transitions.
Iterating global reduction 1 with 140 rules applied. Total rules applied 266 place count 114 transition count 280
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 1 with 14 rules applied. Total rules applied 280 place count 107 transition count 273
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 287 place count 100 transition count 259
Iterating global reduction 1 with 7 rules applied. Total rules applied 294 place count 100 transition count 259
Free-agglomeration rule applied 7 times.
Iterating global reduction 1 with 7 rules applied. Total rules applied 301 place count 100 transition count 252
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 308 place count 93 transition count 252
Partial Free-agglomeration rule applied 7 times.
Drop transitions removed 7 transitions
Iterating global reduction 2 with 7 rules applied. Total rules applied 315 place count 93 transition count 252
Drop transitions removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 2 with 7 rules applied. Total rules applied 322 place count 93 transition count 245
Applied a total of 322 rules in 18 ms. Remains 93 /205 variables (removed 112) and now considering 245/455 (removed 210) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 245 rows 93 cols
[2023-03-22 01:32:36] [INFO ] Computed 16 place invariants in 1 ms
[2023-03-22 01:32:36] [INFO ] [Real]Absence check using 16 positive place invariants in 5 ms returned sat
[2023-03-22 01:32:36] [INFO ] After 44ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 01:32:36] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2023-03-22 01:32:36] [INFO ] After 319ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 01:32:36] [INFO ] After 569ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 232 ms.
[2023-03-22 01:32:37] [INFO ] After 836ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND (NOT p2) p3 (NOT p0) (NOT p1)), (X (AND p2 (NOT p3))), (X (NOT (AND (NOT p2) (NOT p3) (NOT p0)))), (X (AND p2 (NOT p3) (NOT p0))), (X (NOT (AND (NOT p2) (NOT p3)))), (X (NOT p0)), (X (X (NOT (AND p2 (NOT p3) (NOT p0) p1)))), (X (X (NOT (AND (NOT p2) (NOT p3) (NOT p0) p1)))), (X (X (NOT (AND (NOT p2) (NOT p3) (NOT p0))))), (X (X (NOT (AND (NOT p2) (NOT p3))))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(X (X (AND p2 (NOT p3)))), (X (X (NOT (AND p2 (NOT p3))))), (X (X (AND p2 (NOT p3) (NOT p0)))), (X (X (NOT (AND p2 (NOT p3) (NOT p0))))), (X (X (NOT p0))), (X (X p0)), (F p0), (F (AND (NOT p2) (NOT p3))), (F (AND p2 (NOT p3) (NOT p0) p1)), (F (AND (NOT p2) (NOT p3) (NOT p0))), (F (AND p2 (NOT p3) (NOT p0))), (F (AND p2 (NOT p3))), (F (AND (NOT p0) p1))]
Knowledge based reduction with 11 factoid took 825 ms. Reduced automaton from 6 states, 14 edges and 4 AP (stutter sensitive) to 6 states, 14 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 245 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 251 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 252 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Product exploration explored 100000 steps with 15866 reset in 721 ms.
Product exploration explored 100000 steps with 15811 reset in 712 ms.
Applying partial POR strategy [false, true, false, false, true, true]
Stuttering acceptance computed with spot in 261 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Support contains 44 out of 212 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 212/212 places, 462/462 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 7 places in 0 ms
Iterating global reduction 0 with 7 rules applied. Total rules applied 7 place count 212 transition count 462
Deduced a syphon composed of 7 places in 0 ms
Applied a total of 7 rules in 32 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 01:32:40] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-22 01:32:40] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 212 cols
[2023-03-22 01:32:40] [INFO ] Computed 58 place invariants in 2 ms
[2023-03-22 01:32:40] [INFO ] Dead Transitions using invariants and state equation in 169 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 212/212 places, 462/462 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 213 ms. Remains : 212/212 places, 462/462 transitions.
Support contains 44 out of 212 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 212/212 places, 462/462 transitions.
Applied a total of 0 rules in 2 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 01:32:40] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 212 cols
[2023-03-22 01:32:40] [INFO ] Computed 58 place invariants in 2 ms
[2023-03-22 01:32:40] [INFO ] Implicit Places using invariants in 100 ms returned []
[2023-03-22 01:32:40] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:32:40] [INFO ] Invariant cache hit.
[2023-03-22 01:32:40] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:32:41] [INFO ] Implicit Places using invariants and state equation in 259 ms returned []
Implicit Place search using SMT with State Equation took 363 ms to find 0 implicit places.
[2023-03-22 01:32:41] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:32:41] [INFO ] Invariant cache hit.
[2023-03-22 01:32:41] [INFO ] Dead Transitions using invariants and state equation in 171 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 537 ms. Remains : 212/212 places, 462/462 transitions.
Treatment of property LamportFastMutEx-COL-7-LTLFireability-05 finished in 27520 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((G(!p1)||p0))))'
Support contains 21 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Applied a total of 0 rules in 2 ms. Remains 219 /219 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 01:32:41] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 219 cols
[2023-03-22 01:32:41] [INFO ] Computed 65 place invariants in 2 ms
[2023-03-22 01:32:41] [INFO ] Implicit Places using invariants in 141 ms returned [135, 136, 137, 138, 139, 140, 141]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 142 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 212/219 places, 462/462 transitions.
Applied a total of 0 rules in 1 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 146 ms. Remains : 212/219 places, 462/462 transitions.
Stuttering acceptance computed with spot in 72 ms :[(AND p1 (NOT p0)), (AND p1 (NOT p0))]
Running random walk in product with property : LamportFastMutEx-COL-7-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}]], initial=1, aps=[p1:(AND (OR (LT s8 1) (LT s65 1)) (OR (LT s9 1) (LT s66 1)) (OR (LT s10 1) (LT s67 1)) (OR (LT s11 1) (LT s68 1)) (OR (LT s12 1) (LT s69 1)) (OR (LT s13 1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 4132 reset in 293 ms.
Product exploration explored 100000 steps with 4111 reset in 286 ms.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (AND p1 (NOT p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 295 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 78 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Finished random walk after 135 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=67 )
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (AND p1 (NOT p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p0))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (NOT (AND (NOT p0) p1)))]
Knowledge based reduction with 5 factoid took 215 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 64 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 83 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
[2023-03-22 01:32:42] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 212 cols
[2023-03-22 01:32:42] [INFO ] Computed 58 place invariants in 1 ms
[2023-03-22 01:32:43] [INFO ] [Real]Absence check using 58 positive place invariants in 16 ms returned sat
[2023-03-22 01:32:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 01:32:43] [INFO ] [Real]Absence check using state equation in 116 ms returned sat
[2023-03-22 01:32:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 01:32:43] [INFO ] [Nat]Absence check using 58 positive place invariants in 19 ms returned sat
[2023-03-22 01:32:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 01:32:43] [INFO ] [Nat]Absence check using state equation in 144 ms returned sat
[2023-03-22 01:32:43] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:32:43] [INFO ] [Nat]Added 42 Read/Feed constraints in 23 ms returned sat
[2023-03-22 01:32:43] [INFO ] Deduced a trap composed of 9 places in 69 ms of which 0 ms to minimize.
[2023-03-22 01:32:43] [INFO ] Deduced a trap composed of 13 places in 68 ms of which 0 ms to minimize.
[2023-03-22 01:32:43] [INFO ] Deduced a trap composed of 50 places in 66 ms of which 0 ms to minimize.
[2023-03-22 01:32:43] [INFO ] Deduced a trap composed of 12 places in 65 ms of which 0 ms to minimize.
[2023-03-22 01:32:43] [INFO ] Deduced a trap composed of 38 places in 61 ms of which 1 ms to minimize.
[2023-03-22 01:32:44] [INFO ] Deduced a trap composed of 10 places in 67 ms of which 4 ms to minimize.
[2023-03-22 01:32:44] [INFO ] Deduced a trap composed of 18 places in 63 ms of which 0 ms to minimize.
[2023-03-22 01:32:44] [INFO ] Deduced a trap composed of 9 places in 60 ms of which 1 ms to minimize.
[2023-03-22 01:32:44] [INFO ] Deduced a trap composed of 9 places in 64 ms of which 0 ms to minimize.
[2023-03-22 01:32:44] [INFO ] Deduced a trap composed of 59 places in 60 ms of which 1 ms to minimize.
[2023-03-22 01:32:44] [INFO ] Deduced a trap composed of 9 places in 68 ms of which 1 ms to minimize.
[2023-03-22 01:32:44] [INFO ] Deduced a trap composed of 33 places in 74 ms of which 0 ms to minimize.
[2023-03-22 01:32:44] [INFO ] Deduced a trap composed of 15 places in 63 ms of which 1 ms to minimize.
[2023-03-22 01:32:44] [INFO ] Deduced a trap composed of 42 places in 63 ms of which 0 ms to minimize.
[2023-03-22 01:32:44] [INFO ] Deduced a trap composed of 56 places in 65 ms of which 0 ms to minimize.
[2023-03-22 01:32:44] [INFO ] Deduced a trap composed of 16 places in 61 ms of which 0 ms to minimize.
[2023-03-22 01:32:44] [INFO ] Deduced a trap composed of 15 places in 59 ms of which 0 ms to minimize.
[2023-03-22 01:32:45] [INFO ] Deduced a trap composed of 19 places in 56 ms of which 0 ms to minimize.
[2023-03-22 01:32:45] [INFO ] Deduced a trap composed of 16 places in 56 ms of which 1 ms to minimize.
[2023-03-22 01:32:45] [INFO ] Deduced a trap composed of 20 places in 56 ms of which 0 ms to minimize.
[2023-03-22 01:32:45] [INFO ] Deduced a trap composed of 26 places in 53 ms of which 0 ms to minimize.
[2023-03-22 01:32:45] [INFO ] Trap strengthening (SAT) tested/added 22/21 trap constraints in 1681 ms
[2023-03-22 01:32:45] [INFO ] Computed and/alt/rep : 301/1722/301 causal constraints (skipped 28 transitions) in 24 ms.
[2023-03-22 01:32:46] [INFO ] Added : 242 causal constraints over 49 iterations in 1591 ms. Result :sat
Could not prove EG (AND (NOT p0) p1)
Support contains 21 out of 212 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 212/212 places, 462/462 transitions.
Applied a total of 0 rules in 3 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 01:32:46] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:32:46] [INFO ] Invariant cache hit.
[2023-03-22 01:32:46] [INFO ] Implicit Places using invariants in 113 ms returned []
[2023-03-22 01:32:46] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:32:46] [INFO ] Invariant cache hit.
[2023-03-22 01:32:47] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:32:47] [INFO ] Implicit Places using invariants and state equation in 281 ms returned []
Implicit Place search using SMT with State Equation took 396 ms to find 0 implicit places.
[2023-03-22 01:32:47] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:32:47] [INFO ] Invariant cache hit.
[2023-03-22 01:32:47] [INFO ] Dead Transitions using invariants and state equation in 173 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 573 ms. Remains : 212/212 places, 462/462 transitions.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p0) p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p0) p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 234 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 68 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Finished random walk after 275 steps, including 0 resets, run visited all 2 properties in 4 ms. (steps per millisecond=68 )
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p0) p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p0) p1)))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (NOT (AND (NOT p0) p1)))]
Knowledge based reduction with 5 factoid took 213 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 52 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 83 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
[2023-03-22 01:32:48] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:32:48] [INFO ] Invariant cache hit.
[2023-03-22 01:32:48] [INFO ] [Real]Absence check using 58 positive place invariants in 15 ms returned sat
[2023-03-22 01:32:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 01:32:48] [INFO ] [Real]Absence check using state equation in 117 ms returned sat
[2023-03-22 01:32:48] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 01:32:48] [INFO ] [Nat]Absence check using 58 positive place invariants in 18 ms returned sat
[2023-03-22 01:32:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 01:32:48] [INFO ] [Nat]Absence check using state equation in 137 ms returned sat
[2023-03-22 01:32:48] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:32:48] [INFO ] [Nat]Added 42 Read/Feed constraints in 14 ms returned sat
[2023-03-22 01:32:48] [INFO ] Deduced a trap composed of 33 places in 73 ms of which 1 ms to minimize.
[2023-03-22 01:32:48] [INFO ] Deduced a trap composed of 20 places in 75 ms of which 1 ms to minimize.
[2023-03-22 01:32:49] [INFO ] Deduced a trap composed of 9 places in 70 ms of which 1 ms to minimize.
[2023-03-22 01:32:49] [INFO ] Deduced a trap composed of 52 places in 74 ms of which 0 ms to minimize.
[2023-03-22 01:32:49] [INFO ] Deduced a trap composed of 9 places in 66 ms of which 1 ms to minimize.
[2023-03-22 01:32:49] [INFO ] Deduced a trap composed of 9 places in 63 ms of which 0 ms to minimize.
[2023-03-22 01:32:49] [INFO ] Deduced a trap composed of 19 places in 68 ms of which 5 ms to minimize.
[2023-03-22 01:32:49] [INFO ] Deduced a trap composed of 9 places in 61 ms of which 0 ms to minimize.
[2023-03-22 01:32:49] [INFO ] Deduced a trap composed of 9 places in 56 ms of which 1 ms to minimize.
[2023-03-22 01:32:49] [INFO ] Deduced a trap composed of 9 places in 61 ms of which 1 ms to minimize.
[2023-03-22 01:32:49] [INFO ] Deduced a trap composed of 21 places in 65 ms of which 1 ms to minimize.
[2023-03-22 01:32:49] [INFO ] Deduced a trap composed of 45 places in 65 ms of which 1 ms to minimize.
[2023-03-22 01:32:49] [INFO ] Deduced a trap composed of 44 places in 68 ms of which 0 ms to minimize.
[2023-03-22 01:32:49] [INFO ] Deduced a trap composed of 15 places in 65 ms of which 0 ms to minimize.
[2023-03-22 01:32:49] [INFO ] Deduced a trap composed of 24 places in 68 ms of which 1 ms to minimize.
[2023-03-22 01:32:50] [INFO ] Deduced a trap composed of 47 places in 59 ms of which 0 ms to minimize.
[2023-03-22 01:32:50] [INFO ] Deduced a trap composed of 9 places in 29 ms of which 1 ms to minimize.
[2023-03-22 01:32:50] [INFO ] Trap strengthening (SAT) tested/added 18/17 trap constraints in 1346 ms
[2023-03-22 01:32:50] [INFO ] Computed and/alt/rep : 301/1722/301 causal constraints (skipped 28 transitions) in 26 ms.
[2023-03-22 01:32:51] [INFO ] Added : 240 causal constraints over 48 iterations in 1547 ms. Result :sat
Could not prove EG (AND (NOT p0) p1)
Stuttering acceptance computed with spot in 71 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Product exploration explored 100000 steps with 4122 reset in 302 ms.
Product exploration explored 100000 steps with 4150 reset in 320 ms.
Applying partial POR strategy [true, false]
Stuttering acceptance computed with spot in 145 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Support contains 21 out of 212 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 212/212 places, 462/462 transitions.
Applied a total of 0 rules in 8 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 01:32:52] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-22 01:32:52] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:32:52] [INFO ] Invariant cache hit.
[2023-03-22 01:32:52] [INFO ] Dead Transitions using invariants and state equation in 154 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 173 ms. Remains : 212/212 places, 462/462 transitions.
Support contains 21 out of 212 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 212/212 places, 462/462 transitions.
Applied a total of 0 rules in 1 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 01:32:52] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:32:52] [INFO ] Invariant cache hit.
[2023-03-22 01:32:52] [INFO ] Implicit Places using invariants in 119 ms returned []
[2023-03-22 01:32:52] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:32:52] [INFO ] Invariant cache hit.
[2023-03-22 01:32:53] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:32:53] [INFO ] Implicit Places using invariants and state equation in 280 ms returned []
Implicit Place search using SMT with State Equation took 401 ms to find 0 implicit places.
[2023-03-22 01:32:53] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:32:53] [INFO ] Invariant cache hit.
[2023-03-22 01:32:53] [INFO ] Dead Transitions using invariants and state equation in 165 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 567 ms. Remains : 212/212 places, 462/462 transitions.
Treatment of property LamportFastMutEx-COL-7-LTLFireability-06 finished in 12073 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 36 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Applied a total of 0 rules in 2 ms. Remains 219 /219 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 01:32:53] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 219 cols
[2023-03-22 01:32:53] [INFO ] Computed 65 place invariants in 1 ms
[2023-03-22 01:32:53] [INFO ] Implicit Places using invariants in 136 ms returned [135, 136, 137, 138, 139, 140, 141]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 137 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 212/219 places, 462/462 transitions.
Applied a total of 0 rules in 2 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 141 ms. Remains : 212/219 places, 462/462 transitions.
Stuttering acceptance computed with spot in 106 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : LamportFastMutEx-COL-7-LTLFireability-07 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 (AND (OR (LT s24 1) (LT s205 1)) (OR (LT s34 1) (LT s210 1)) (OR (LT s26 1) (LT s206 1)) (OR (LT s32 1) (LT s209 1)) (OR (LT s28 1) (LT s207 1)) (O...], 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]]
Product exploration explored 100000 steps with 5137 reset in 304 ms.
Product exploration explored 100000 steps with 5097 reset in 305 ms.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND p0 (NOT p1))), (X p0), true, (X (X (AND p0 (NOT p1)))), (X (X (NOT p1))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 263 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 130 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Finished random walk after 187 steps, including 0 resets, run visited all 3 properties in 3 ms. (steps per millisecond=62 )
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND p0 (NOT p1))), (X p0), true, (X (X (AND p0 (NOT p1)))), (X (X (NOT p1))), (X (X p0))]
False Knowledge obtained : [(F (NOT p0)), (F p1), (F (NOT (AND (NOT p1) p0)))]
Knowledge based reduction with 7 factoid took 322 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 131 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Stuttering acceptance computed with spot in 102 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
[2023-03-22 01:32:55] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 212 cols
[2023-03-22 01:32:55] [INFO ] Computed 58 place invariants in 1 ms
[2023-03-22 01:32:55] [INFO ] [Real]Absence check using 58 positive place invariants in 18 ms returned sat
[2023-03-22 01:32:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 01:32:55] [INFO ] [Real]Absence check using state equation in 162 ms returned sat
[2023-03-22 01:32:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 01:32:55] [INFO ] [Nat]Absence check using 58 positive place invariants in 23 ms returned sat
[2023-03-22 01:32:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 01:32:55] [INFO ] [Nat]Absence check using state equation in 153 ms returned sat
[2023-03-22 01:32:55] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:32:55] [INFO ] [Nat]Added 42 Read/Feed constraints in 18 ms returned sat
[2023-03-22 01:32:56] [INFO ] Deduced a trap composed of 9 places in 79 ms of which 3 ms to minimize.
[2023-03-22 01:32:56] [INFO ] Deduced a trap composed of 21 places in 79 ms of which 1 ms to minimize.
[2023-03-22 01:32:56] [INFO ] Deduced a trap composed of 9 places in 78 ms of which 1 ms to minimize.
[2023-03-22 01:32:56] [INFO ] Deduced a trap composed of 10 places in 81 ms of which 0 ms to minimize.
[2023-03-22 01:32:56] [INFO ] Deduced a trap composed of 49 places in 80 ms of which 1 ms to minimize.
[2023-03-22 01:32:56] [INFO ] Deduced a trap composed of 48 places in 83 ms of which 1 ms to minimize.
[2023-03-22 01:32:56] [INFO ] Deduced a trap composed of 22 places in 78 ms of which 0 ms to minimize.
[2023-03-22 01:32:56] [INFO ] Deduced a trap composed of 18 places in 79 ms of which 1 ms to minimize.
[2023-03-22 01:32:56] [INFO ] Deduced a trap composed of 9 places in 81 ms of which 0 ms to minimize.
[2023-03-22 01:32:56] [INFO ] Deduced a trap composed of 10 places in 74 ms of which 0 ms to minimize.
[2023-03-22 01:32:56] [INFO ] Deduced a trap composed of 35 places in 75 ms of which 1 ms to minimize.
[2023-03-22 01:32:57] [INFO ] Deduced a trap composed of 35 places in 73 ms of which 0 ms to minimize.
[2023-03-22 01:32:57] [INFO ] Deduced a trap composed of 32 places in 73 ms of which 0 ms to minimize.
[2023-03-22 01:32:57] [INFO ] Deduced a trap composed of 17 places in 77 ms of which 1 ms to minimize.
[2023-03-22 01:32:57] [INFO ] Deduced a trap composed of 16 places in 72 ms of which 1 ms to minimize.
[2023-03-22 01:32:57] [INFO ] Deduced a trap composed of 10 places in 72 ms of which 1 ms to minimize.
[2023-03-22 01:32:57] [INFO ] Deduced a trap composed of 9 places in 36 ms of which 0 ms to minimize.
[2023-03-22 01:32:57] [INFO ] Deduced a trap composed of 9 places in 26 ms of which 0 ms to minimize.
[2023-03-22 01:32:57] [INFO ] Trap strengthening (SAT) tested/added 19/18 trap constraints in 1564 ms
[2023-03-22 01:32:57] [INFO ] Computed and/alt/rep : 301/1722/301 causal constraints (skipped 28 transitions) in 31 ms.
[2023-03-22 01:32:58] [INFO ] Added : 222 causal constraints over 45 iterations in 1464 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 36 out of 212 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 212/212 places, 462/462 transitions.
Applied a total of 0 rules in 3 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 01:32:58] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:32:58] [INFO ] Invariant cache hit.
[2023-03-22 01:32:59] [INFO ] Implicit Places using invariants in 113 ms returned []
[2023-03-22 01:32:59] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:32:59] [INFO ] Invariant cache hit.
[2023-03-22 01:32:59] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:32:59] [INFO ] Implicit Places using invariants and state equation in 261 ms returned []
Implicit Place search using SMT with State Equation took 377 ms to find 0 implicit places.
[2023-03-22 01:32:59] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:32:59] [INFO ] Invariant cache hit.
[2023-03-22 01:32:59] [INFO ] Dead Transitions using invariants and state equation in 177 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 557 ms. Remains : 212/212 places, 462/462 transitions.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND (NOT p1) p0)), (X p0), true, (X (X (AND (NOT p1) p0))), (X (X (NOT p1))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 246 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 121 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Finished random walk after 217 steps, including 0 resets, run visited all 3 properties in 4 ms. (steps per millisecond=54 )
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND (NOT p1) p0)), (X p0), true, (X (X (AND (NOT p1) p0))), (X (X (NOT p1))), (X (X p0))]
False Knowledge obtained : [(F (NOT p0)), (F p1), (F (NOT (AND (NOT p1) p0)))]
Knowledge based reduction with 7 factoid took 319 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 126 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Stuttering acceptance computed with spot in 121 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
[2023-03-22 01:33:00] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:33:00] [INFO ] Invariant cache hit.
[2023-03-22 01:33:00] [INFO ] [Real]Absence check using 58 positive place invariants in 19 ms returned sat
[2023-03-22 01:33:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 01:33:00] [INFO ] [Real]Absence check using state equation in 157 ms returned sat
[2023-03-22 01:33:00] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 01:33:01] [INFO ] [Nat]Absence check using 58 positive place invariants in 21 ms returned sat
[2023-03-22 01:33:01] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 01:33:01] [INFO ] [Nat]Absence check using state equation in 148 ms returned sat
[2023-03-22 01:33:01] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:33:01] [INFO ] [Nat]Added 42 Read/Feed constraints in 12 ms returned sat
[2023-03-22 01:33:01] [INFO ] Deduced a trap composed of 11 places in 83 ms of which 0 ms to minimize.
[2023-03-22 01:33:01] [INFO ] Deduced a trap composed of 23 places in 73 ms of which 0 ms to minimize.
[2023-03-22 01:33:01] [INFO ] Deduced a trap composed of 18 places in 71 ms of which 0 ms to minimize.
[2023-03-22 01:33:01] [INFO ] Deduced a trap composed of 16 places in 72 ms of which 0 ms to minimize.
[2023-03-22 01:33:01] [INFO ] Deduced a trap composed of 9 places in 70 ms of which 0 ms to minimize.
[2023-03-22 01:33:01] [INFO ] Deduced a trap composed of 32 places in 71 ms of which 0 ms to minimize.
[2023-03-22 01:33:01] [INFO ] Deduced a trap composed of 12 places in 72 ms of which 0 ms to minimize.
[2023-03-22 01:33:01] [INFO ] Deduced a trap composed of 21 places in 75 ms of which 0 ms to minimize.
[2023-03-22 01:33:02] [INFO ] Deduced a trap composed of 16 places in 74 ms of which 1 ms to minimize.
[2023-03-22 01:33:02] [INFO ] Deduced a trap composed of 9 places in 75 ms of which 1 ms to minimize.
[2023-03-22 01:33:02] [INFO ] Deduced a trap composed of 9 places in 75 ms of which 0 ms to minimize.
[2023-03-22 01:33:02] [INFO ] Deduced a trap composed of 9 places in 65 ms of which 0 ms to minimize.
[2023-03-22 01:33:02] [INFO ] Trap strengthening (SAT) tested/added 13/12 trap constraints in 1050 ms
[2023-03-22 01:33:02] [INFO ] Computed and/alt/rep : 301/1722/301 causal constraints (skipped 28 transitions) in 24 ms.
[2023-03-22 01:33:03] [INFO ] Added : 205 causal constraints over 41 iterations in 1273 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 132 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Product exploration explored 100000 steps with 5114 reset in 312 ms.
Product exploration explored 100000 steps with 5135 reset in 310 ms.
Applying partial POR strategy [false, true, true, true]
Stuttering acceptance computed with spot in 131 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Support contains 36 out of 212 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 212/212 places, 462/462 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 7 places in 0 ms
Iterating global reduction 0 with 7 rules applied. Total rules applied 7 place count 212 transition count 462
Deduced a syphon composed of 7 places in 0 ms
Applied a total of 7 rules in 16 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 01:33:04] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-22 01:33:04] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 212 cols
[2023-03-22 01:33:04] [INFO ] Computed 58 place invariants in 3 ms
[2023-03-22 01:33:04] [INFO ] Dead Transitions using invariants and state equation in 164 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 212/212 places, 462/462 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 194 ms. Remains : 212/212 places, 462/462 transitions.
Support contains 36 out of 212 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 212/212 places, 462/462 transitions.
Applied a total of 0 rules in 2 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 01:33:04] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 212 cols
[2023-03-22 01:33:04] [INFO ] Computed 58 place invariants in 1 ms
[2023-03-22 01:33:04] [INFO ] Implicit Places using invariants in 110 ms returned []
[2023-03-22 01:33:04] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:33:04] [INFO ] Invariant cache hit.
[2023-03-22 01:33:04] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:33:05] [INFO ] Implicit Places using invariants and state equation in 270 ms returned []
Implicit Place search using SMT with State Equation took 382 ms to find 0 implicit places.
[2023-03-22 01:33:05] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:33:05] [INFO ] Invariant cache hit.
[2023-03-22 01:33:05] [INFO ] Dead Transitions using invariants and state equation in 170 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 555 ms. Remains : 212/212 places, 462/462 transitions.
Treatment of property LamportFastMutEx-COL-7-LTLFireability-07 finished in 11937 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 56 out of 219 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Applied a total of 0 rules in 7 ms. Remains 219 /219 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 01:33:05] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 219 cols
[2023-03-22 01:33:05] [INFO ] Computed 65 place invariants in 1 ms
[2023-03-22 01:33:05] [INFO ] Implicit Places using invariants in 106 ms returned []
[2023-03-22 01:33:05] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:33:05] [INFO ] Invariant cache hit.
[2023-03-22 01:33:05] [INFO ] State equation strengthened by 91 read => feed constraints.
[2023-03-22 01:33:05] [INFO ] Implicit Places using invariants and state equation in 280 ms returned []
Implicit Place search using SMT with State Equation took 389 ms to find 0 implicit places.
[2023-03-22 01:33:05] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-22 01:33:05] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:33:05] [INFO ] Invariant cache hit.
[2023-03-22 01:33:05] [INFO ] Dead Transitions using invariants and state equation in 179 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 588 ms. Remains : 219/219 places, 462/462 transitions.
Stuttering acceptance computed with spot in 27 ms :[p0]
Running random walk in product with property : LamportFastMutEx-COL-7-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 0}, { cond=p0, acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (AND (GEQ s135 1) (GEQ s142 1) (GEQ s143 1) (GEQ s144 1) (GEQ s145 1) (GEQ s146 1) (GEQ s147 1) (GEQ s148 1)) (AND (GEQ s136 1) (GEQ s149 1) (GEQ s...], 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 264 ms.
Stack based approach found an accepted trace after 1483 steps with 0 reset with depth 1484 and stack size 1484 in 5 ms.
FORMULA LamportFastMutEx-COL-7-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-COL-7-LTLFireability-09 finished in 902 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))))'
Support contains 22 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Applied a total of 0 rules in 2 ms. Remains 219 /219 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 01:33:06] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:33:06] [INFO ] Invariant cache hit.
[2023-03-22 01:33:06] [INFO ] Implicit Places using invariants in 135 ms returned [135, 136, 137, 138, 139, 140, 141]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 136 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 212/219 places, 462/462 transitions.
Applied a total of 0 rules in 1 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 139 ms. Remains : 212/219 places, 462/462 transitions.
Stuttering acceptance computed with spot in 107 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : LamportFastMutEx-COL-7-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(AND (OR (AND (GEQ s15 1) (GEQ s186 1)) (AND (GEQ s20 1) (GEQ s187 1)) (AND (GEQ s15 1) (GEQ s184 1)) (AND (GEQ s20 1) (GEQ s189 1)) (AND (GEQ s15 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][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA LamportFastMutEx-COL-7-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-COL-7-LTLFireability-10 finished in 267 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)||G(p1))))'
Support contains 22 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Applied a total of 0 rules in 4 ms. Remains 219 /219 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 01:33:06] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
[2023-03-22 01:33:06] [INFO ] Invariant cache hit.
[2023-03-22 01:33:06] [INFO ] Implicit Places using invariants in 133 ms returned [135, 136, 137, 138, 139, 140, 141]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 134 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 212/219 places, 462/462 transitions.
Applied a total of 0 rules in 1 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 140 ms. Remains : 212/219 places, 462/462 transitions.
Stuttering acceptance computed with spot in 115 ms :[p0, (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Running random walk in product with property : LamportFastMutEx-COL-7-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND p0 p1), acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(OR (AND (GEQ s10 1) (GEQ s37 1)) (AND (GEQ s11 1) (GEQ s43 1)) (AND (GEQ s10 1) (GEQ s39 1)) (AND (GEQ s11 1) (GEQ s41 1)) (AND (GEQ s11 1) (GEQ s39 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][false, false, false]]
Product exploration explored 100000 steps with 5156 reset in 581 ms.
Product exploration explored 100000 steps with 5241 reset in 574 ms.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (AND p0 p1)), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : [(X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X p0)), (X (X (NOT p0)))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 4 factoid took 211 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 114 ms :[p0, false, (AND p0 (NOT p1))]
Finished random walk after 11 steps, including 0 resets, run visited all 4 properties in 2 ms. (steps per millisecond=5 )
Knowledge obtained : [(AND (NOT p0) p1), (X (AND p0 p1)), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : [(X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X p0)), (X (X (NOT p0))), (F (AND p0 p1)), (F p0), (F (AND p0 (NOT p1))), (F (NOT (AND (NOT p0) p1)))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 4 factoid took 334 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 107 ms :[p0, false, (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 105 ms :[p0, false, (AND p0 (NOT p1))]
Support contains 22 out of 212 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 212/212 places, 462/462 transitions.
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 7 Pre rules applied. Total rules applied 0 place count 212 transition count 455
Deduced a syphon composed of 7 places in 1 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 205 transition count 455
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 198 transition count 448
Applied a total of 28 rules in 17 ms. Remains 198 /212 variables (removed 14) and now considering 448/462 (removed 14) transitions.
[2023-03-22 01:33:08] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
// Phase 1: matrix 322 rows 198 cols
[2023-03-22 01:33:08] [INFO ] Computed 58 place invariants in 2 ms
[2023-03-22 01:33:09] [INFO ] Implicit Places using invariants in 167 ms returned []
[2023-03-22 01:33:09] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 01:33:09] [INFO ] Invariant cache hit.
[2023-03-22 01:33:09] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:33:09] [INFO ] Implicit Places using invariants and state equation in 320 ms returned []
Implicit Place search using SMT with State Equation took 487 ms to find 0 implicit places.
[2023-03-22 01:33:09] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-22 01:33:09] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 01:33:09] [INFO ] Invariant cache hit.
[2023-03-22 01:33:09] [INFO ] Dead Transitions using invariants and state equation in 171 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 198/212 places, 448/462 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 702 ms. Remains : 198/212 places, 448/462 transitions.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (AND p0 p1)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : [(X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X p0)), (X (X (NOT p0))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1))))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 5 factoid took 289 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 96 ms :[p0, false, (AND p0 (NOT p1))]
Finished random walk after 26 steps, including 0 resets, run visited all 4 properties in 2 ms. (steps per millisecond=13 )
Knowledge obtained : [(AND (NOT p0) p1), (X (AND p0 p1)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : [(X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X p0)), (X (X (NOT p0))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (F (AND p0 p1)), (F p0), (F (AND p0 (NOT p1))), (F (NOT (AND (NOT p0) p1)))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 5 factoid took 358 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 100 ms :[p0, false, (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 118 ms :[p0, false, (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 108 ms :[p0, false, (AND p0 (NOT p1))]
Product exploration explored 100000 steps with 9264 reset in 632 ms.
Product exploration explored 100000 steps with 9259 reset in 622 ms.
Support contains 22 out of 198 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 198/198 places, 448/448 transitions.
Applied a total of 0 rules in 6 ms. Remains 198 /198 variables (removed 0) and now considering 448/448 (removed 0) transitions.
[2023-03-22 01:33:11] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 01:33:11] [INFO ] Invariant cache hit.
[2023-03-22 01:33:12] [INFO ] Implicit Places using invariants in 138 ms returned []
[2023-03-22 01:33:12] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 01:33:12] [INFO ] Invariant cache hit.
[2023-03-22 01:33:12] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:33:12] [INFO ] Implicit Places using invariants and state equation in 278 ms returned []
Implicit Place search using SMT with State Equation took 418 ms to find 0 implicit places.
[2023-03-22 01:33:12] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-22 01:33:12] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 01:33:12] [INFO ] Invariant cache hit.
[2023-03-22 01:33:12] [INFO ] Dead Transitions using invariants and state equation in 155 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 590 ms. Remains : 198/198 places, 448/448 transitions.
Treatment of property LamportFastMutEx-COL-7-LTLFireability-11 finished in 6053 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)&&F(G(p1)))))'
Support contains 29 out of 219 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 212 transition count 455
Applied a total of 14 rules in 20 ms. Remains 212 /219 variables (removed 7) and now considering 455/462 (removed 7) transitions.
[2023-03-22 01:33:12] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
// Phase 1: matrix 329 rows 212 cols
[2023-03-22 01:33:12] [INFO ] Computed 65 place invariants in 1 ms
[2023-03-22 01:33:12] [INFO ] Implicit Places using invariants in 137 ms returned [128, 129, 130, 131, 132, 133, 134]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 142 ms to find 7 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 205/219 places, 455/462 transitions.
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 7 Pre rules applied. Total rules applied 0 place count 205 transition count 448
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 198 transition count 448
Applied a total of 14 rules in 9 ms. Remains 198 /205 variables (removed 7) and now considering 448/455 (removed 7) transitions.
[2023-03-22 01:33:12] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
// Phase 1: matrix 322 rows 198 cols
[2023-03-22 01:33:12] [INFO ] Computed 58 place invariants in 2 ms
[2023-03-22 01:33:12] [INFO ] Implicit Places using invariants in 184 ms returned []
[2023-03-22 01:33:12] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 01:33:12] [INFO ] Invariant cache hit.
[2023-03-22 01:33:13] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:33:13] [INFO ] Implicit Places using invariants and state equation in 267 ms returned []
Implicit Place search using SMT with State Equation took 458 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 198/219 places, 448/462 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 629 ms. Remains : 198/219 places, 448/462 transitions.
Stuttering acceptance computed with spot in 114 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : LamportFastMutEx-COL-7-LTLFireability-14 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=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(OR (AND (GEQ s15 1) (GEQ s57 1)) (AND (GEQ s15 1) (GEQ s56 1)) (AND (GEQ s15 1) (GEQ s55 1)) (AND (GEQ s15 1) (GEQ s54 1)) (AND (GEQ s15 1) (GEQ s53 1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 4305 reset in 313 ms.
Stack based approach found an accepted trace after 18072 steps with 2042 reset with depth 259 and stack size 259 in 50 ms.
FORMULA LamportFastMutEx-COL-7-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-COL-7-LTLFireability-14 finished in 1131 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)))'
Support contains 14 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Applied a total of 0 rules in 2 ms. Remains 219 /219 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 01:33:13] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 219 cols
[2023-03-22 01:33:13] [INFO ] Computed 65 place invariants in 4 ms
[2023-03-22 01:33:13] [INFO ] Implicit Places using invariants in 144 ms returned [135, 136, 137, 138, 139, 140, 141]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 146 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 212/219 places, 462/462 transitions.
Applied a total of 0 rules in 1 ms. Remains 212 /212 variables (removed 0) and now considering 462/462 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 149 ms. Remains : 212/219 places, 462/462 transitions.
Stuttering acceptance computed with spot in 142 ms :[true, p0, p0]
Running random walk in product with property : LamportFastMutEx-COL-7-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=p0, acceptance={} source=2 dest: 0}, { cond=(NOT p0), acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (OR (LT s8 1) (LT s65 1)) (OR (LT s9 1) (LT s66 1)) (OR (LT s10 1) (LT s67 1)) (OR (LT s11 1) (LT s68 1)) (OR (LT s12 1) (LT s69 1)) (OR (LT s13 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][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA LamportFastMutEx-COL-7-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-COL-7-LTLFireability-15 finished in 316 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(F((G(F(p0))||(p1&&F(p0)))))))'
Found a Shortening insensitive property : LamportFastMutEx-COL-7-LTLFireability-00
Stuttering acceptance computed with spot in 176 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 28 out of 219 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 212 transition count 455
Applied a total of 14 rules in 12 ms. Remains 212 /219 variables (removed 7) and now considering 455/462 (removed 7) transitions.
[2023-03-22 01:33:14] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
// Phase 1: matrix 329 rows 212 cols
[2023-03-22 01:33:14] [INFO ] Computed 65 place invariants in 3 ms
[2023-03-22 01:33:14] [INFO ] Implicit Places using invariants in 125 ms returned [128, 129, 130, 131, 132, 133, 134]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 126 ms to find 7 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 205/219 places, 455/462 transitions.
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 7 Pre rules applied. Total rules applied 0 place count 205 transition count 448
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 198 transition count 448
Applied a total of 14 rules in 6 ms. Remains 198 /205 variables (removed 7) and now considering 448/455 (removed 7) transitions.
[2023-03-22 01:33:14] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
// Phase 1: matrix 322 rows 198 cols
[2023-03-22 01:33:14] [INFO ] Computed 58 place invariants in 1 ms
[2023-03-22 01:33:14] [INFO ] Implicit Places using invariants in 123 ms returned []
[2023-03-22 01:33:14] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 01:33:14] [INFO ] Invariant cache hit.
[2023-03-22 01:33:14] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:33:14] [INFO ] Implicit Places using invariants and state equation in 266 ms returned []
Implicit Place search using SMT with State Equation took 393 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 198/219 places, 448/462 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 539 ms. Remains : 198/219 places, 448/462 transitions.
Running random walk in product with property : LamportFastMutEx-COL-7-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={} source=2 dest: 2}, { cond=(NOT p0), acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p1:(OR (AND (GEQ s21 1) (GEQ s51 1)) (AND (GEQ s17 1) (GEQ s56 1)) (AND (GEQ s22 1) (GEQ s53 1)) (AND (GEQ s16 1) (GEQ s54 1)) (AND (GEQ s22 1) (GEQ s51 1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, cl-invariant], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 7084 reset in 369 ms.
Product exploration explored 100000 steps with 7143 reset in 364 ms.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 144 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 129 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Finished random walk after 70 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=35 )
Knowledge obtained : [(AND (NOT p1) p0), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT p0))]
Knowledge based reduction with 3 factoid took 138 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 140 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 136 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 28 out of 198 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 198/198 places, 448/448 transitions.
Applied a total of 0 rules in 4 ms. Remains 198 /198 variables (removed 0) and now considering 448/448 (removed 0) transitions.
[2023-03-22 01:33:16] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 01:33:16] [INFO ] Invariant cache hit.
[2023-03-22 01:33:16] [INFO ] Implicit Places using invariants in 129 ms returned []
[2023-03-22 01:33:16] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 01:33:16] [INFO ] Invariant cache hit.
[2023-03-22 01:33:16] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:33:16] [INFO ] Implicit Places using invariants and state equation in 272 ms returned []
Implicit Place search using SMT with State Equation took 402 ms to find 0 implicit places.
[2023-03-22 01:33:16] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 01:33:16] [INFO ] Invariant cache hit.
[2023-03-22 01:33:16] [INFO ] Dead Transitions using invariants and state equation in 164 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 570 ms. Remains : 198/198 places, 448/448 transitions.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 101 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 146 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Finished random walk after 110 steps, including 0 resets, run visited all 2 properties in 3 ms. (steps per millisecond=36 )
Knowledge obtained : [(AND (NOT p1) p0), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F (NOT p0))]
Knowledge based reduction with 3 factoid took 140 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 146 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 147 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 162 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 7116 reset in 374 ms.
Product exploration explored 100000 steps with 7116 reset in 363 ms.
Applying partial POR strategy [false, false, true, true]
Stuttering acceptance computed with spot in 139 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 28 out of 198 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 198/198 places, 448/448 transitions.
Applied a total of 0 rules in 5 ms. Remains 198 /198 variables (removed 0) and now considering 448/448 (removed 0) transitions.
[2023-03-22 01:33:18] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-22 01:33:18] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 01:33:18] [INFO ] Invariant cache hit.
[2023-03-22 01:33:18] [INFO ] Dead Transitions using invariants and state equation in 166 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 184 ms. Remains : 198/198 places, 448/448 transitions.
Support contains 28 out of 198 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 198/198 places, 448/448 transitions.
Applied a total of 0 rules in 1 ms. Remains 198 /198 variables (removed 0) and now considering 448/448 (removed 0) transitions.
[2023-03-22 01:33:18] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 01:33:18] [INFO ] Invariant cache hit.
[2023-03-22 01:33:18] [INFO ] Implicit Places using invariants in 113 ms returned []
[2023-03-22 01:33:18] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 01:33:18] [INFO ] Invariant cache hit.
[2023-03-22 01:33:19] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:33:19] [INFO ] Implicit Places using invariants and state equation in 272 ms returned []
Implicit Place search using SMT with State Equation took 387 ms to find 0 implicit places.
[2023-03-22 01:33:19] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 01:33:19] [INFO ] Invariant cache hit.
[2023-03-22 01:33:19] [INFO ] Dead Transitions using invariants and state equation in 158 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 549 ms. Remains : 198/198 places, 448/448 transitions.
Treatment of property LamportFastMutEx-COL-7-LTLFireability-00 finished in 5452 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)||X(X(F(!p1)))) U (!p2 U (p3||G(!p2))))))'
Found a Shortening insensitive property : LamportFastMutEx-COL-7-LTLFireability-05
Stuttering acceptance computed with spot in 254 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 (NOT p3) p2), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 (NOT p3) p2), (AND (NOT p0) p1)]
Support contains 44 out of 219 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 212 transition count 455
Applied a total of 14 rules in 10 ms. Remains 212 /219 variables (removed 7) and now considering 455/462 (removed 7) transitions.
[2023-03-22 01:33:19] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
// Phase 1: matrix 329 rows 212 cols
[2023-03-22 01:33:19] [INFO ] Computed 65 place invariants in 2 ms
[2023-03-22 01:33:19] [INFO ] Implicit Places using invariants in 144 ms returned [128, 129, 130, 131, 132, 133, 134]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 158 ms to find 7 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 205/219 places, 455/462 transitions.
Applied a total of 0 rules in 3 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 173 ms. Remains : 205/219 places, 455/462 transitions.
Running random walk in product with property : LamportFastMutEx-COL-7-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p3) (NOT p2) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p3) p2), acceptance={} source=0 dest: 2}, { cond=(AND (NOT p3) p2 (NOT p0)), acceptance={} source=0 dest: 3}], [{ cond=(AND (NOT p3) (NOT p2) (NOT p0)), acceptance={} source=1 dest: 4}, { cond=(AND (NOT p3) p2 (NOT p0)), acceptance={} source=1 dest: 5}], [{ cond=(AND (NOT p3) (NOT p2) (NOT p0)), acceptance={} source=2 dest: 1}, { cond=(AND (NOT p3) (NOT p2)), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p3) p2), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p3) p2 (NOT p0)), acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 5}], [{ cond=(AND (NOT p3) (NOT p2) (NOT p0) p1), acceptance={} source=4 dest: 4}, { cond=(AND (NOT p3) p2 (NOT p0) p1), acceptance={} source=4 dest: 5}], [{ cond=(AND (NOT p0) p1), acceptance={0} source=5 dest: 5}]], initial=0, aps=[p3:(AND (NOT (OR (AND (GEQ s10 1) (GEQ s37 1)) (AND (GEQ s11 1) (GEQ s43 1)) (AND (GEQ s10 1) (GEQ s39 1)) (AND (GEQ s11 1) (GEQ s41 1)) (AND (GEQ s11 1) ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, cl-invariant], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 15718 reset in 868 ms.
Product exploration explored 100000 steps with 15785 reset in 890 ms.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND p3 (NOT p2) (NOT p0) (NOT p1)), (X (AND (NOT p3) p2)), (X (NOT (AND (NOT p3) (NOT p2) (NOT p0)))), (X (NOT (AND (NOT p3) (NOT p2)))), (X (NOT p0)), (X (AND (NOT p3) p2 (NOT p0))), (X (X (NOT (AND (NOT p3) (NOT p2) (NOT p0) p1)))), (X (X (NOT (AND (NOT p3) (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p3) (NOT p2))))), (X (X (NOT (AND (NOT p3) p2 (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(X (X (AND (NOT p3) p2))), (X (X (NOT (AND (NOT p3) p2)))), (X (X (NOT p0))), (X (X p0)), (X (X (AND (NOT p3) p2 (NOT p0)))), (X (X (NOT (AND (NOT p3) p2 (NOT p0)))))]
Knowledge based reduction with 11 factoid took 691 ms. Reduced automaton from 6 states, 14 edges and 4 AP (stutter sensitive) to 6 states, 14 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 226 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 198 ms. (steps per millisecond=50 ) properties (out of 8) seen :7
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 139 ms. (steps per millisecond=71 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-22 01:33:23] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
// Phase 1: matrix 329 rows 205 cols
[2023-03-22 01:33:23] [INFO ] Computed 58 place invariants in 4 ms
[2023-03-22 01:33:23] [INFO ] [Real]Absence check using 58 positive place invariants in 9 ms returned sat
[2023-03-22 01:33:23] [INFO ] After 84ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 01:33:23] [INFO ] [Nat]Absence check using 58 positive place invariants in 10 ms returned sat
[2023-03-22 01:33:23] [INFO ] After 323ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 01:33:23] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:33:23] [INFO ] After 251ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-22 01:33:24] [INFO ] Deduced a trap composed of 8 places in 35 ms of which 1 ms to minimize.
[2023-03-22 01:33:24] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 67 ms
[2023-03-22 01:33:24] [INFO ] After 557ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 242 ms.
[2023-03-22 01:33:24] [INFO ] After 1179ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 44 out of 205 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 4 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 205/205 places, 455/455 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 109 ms. (steps per millisecond=91 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 953307 steps, run timeout after 3001 ms. (steps per millisecond=317 ) properties seen :{}
Probabilistic random walk after 953307 steps, saw 417510 distinct states, run finished after 3001 ms. (steps per millisecond=317 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 01:33:27] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:33:27] [INFO ] Invariant cache hit.
[2023-03-22 01:33:27] [INFO ] [Real]Absence check using 58 positive place invariants in 9 ms returned sat
[2023-03-22 01:33:27] [INFO ] After 62ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 01:33:27] [INFO ] [Nat]Absence check using 58 positive place invariants in 9 ms returned sat
[2023-03-22 01:33:27] [INFO ] After 333ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 01:33:27] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:33:28] [INFO ] After 246ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-22 01:33:28] [INFO ] After 500ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 239 ms.
[2023-03-22 01:33:28] [INFO ] After 1129ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 5 ms.
Support contains 44 out of 205 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 16 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 205/205 places, 455/455 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 8 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
[2023-03-22 01:33:28] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:33:28] [INFO ] Invariant cache hit.
[2023-03-22 01:33:28] [INFO ] Implicit Places using invariants in 98 ms returned []
[2023-03-22 01:33:28] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:33:28] [INFO ] Invariant cache hit.
[2023-03-22 01:33:28] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:33:29] [INFO ] Implicit Places using invariants and state equation in 208 ms returned []
Implicit Place search using SMT with State Equation took 308 ms to find 0 implicit places.
[2023-03-22 01:33:29] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-22 01:33:29] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:33:29] [INFO ] Invariant cache hit.
[2023-03-22 01:33:29] [INFO ] Dead Transitions using invariants and state equation in 161 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 491 ms. Remains : 205/205 places, 455/455 transitions.
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 126 transitions.
Iterating post reduction 0 with 126 rules applied. Total rules applied 126 place count 205 transition count 329
Performed 49 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 49 Pre rules applied. Total rules applied 126 place count 205 transition count 280
Deduced a syphon composed of 49 places in 0 ms
Ensure Unique test removed 42 places
Reduce places removed 91 places and 0 transitions.
Iterating global reduction 1 with 140 rules applied. Total rules applied 266 place count 114 transition count 280
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 1 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 1 with 14 rules applied. Total rules applied 280 place count 107 transition count 273
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 287 place count 100 transition count 259
Iterating global reduction 1 with 7 rules applied. Total rules applied 294 place count 100 transition count 259
Free-agglomeration rule applied 7 times.
Iterating global reduction 1 with 7 rules applied. Total rules applied 301 place count 100 transition count 252
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 308 place count 93 transition count 252
Partial Free-agglomeration rule applied 7 times.
Drop transitions removed 7 transitions
Iterating global reduction 2 with 7 rules applied. Total rules applied 315 place count 93 transition count 252
Drop transitions removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 2 with 7 rules applied. Total rules applied 322 place count 93 transition count 245
Applied a total of 322 rules in 13 ms. Remains 93 /205 variables (removed 112) and now considering 245/455 (removed 210) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 245 rows 93 cols
[2023-03-22 01:33:29] [INFO ] Computed 16 place invariants in 1 ms
[2023-03-22 01:33:29] [INFO ] [Real]Absence check using 16 positive place invariants in 2 ms returned sat
[2023-03-22 01:33:29] [INFO ] After 42ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 01:33:29] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2023-03-22 01:33:29] [INFO ] After 318ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 01:33:29] [INFO ] After 578ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 257 ms.
[2023-03-22 01:33:30] [INFO ] After 871ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND p3 (NOT p2) (NOT p0) (NOT p1)), (X (AND (NOT p3) p2)), (X (NOT (AND (NOT p3) (NOT p2) (NOT p0)))), (X (NOT (AND (NOT p3) (NOT p2)))), (X (NOT p0)), (X (AND (NOT p3) p2 (NOT p0))), (X (X (NOT (AND (NOT p3) (NOT p2) (NOT p0) p1)))), (X (X (NOT (AND (NOT p3) (NOT p2) (NOT p0))))), (X (X (NOT (AND (NOT p3) (NOT p2))))), (X (X (NOT (AND (NOT p3) p2 (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(X (X (AND (NOT p3) p2))), (X (X (NOT (AND (NOT p3) p2)))), (X (X (NOT p0))), (X (X p0)), (X (X (AND (NOT p3) p2 (NOT p0)))), (X (X (NOT (AND (NOT p3) p2 (NOT p0))))), (F p0), (F (AND (NOT p2) (NOT p3))), (F (AND p2 (NOT p3) (NOT p0) p1)), (F (AND (NOT p2) (NOT p3) (NOT p0))), (F (AND p2 (NOT p3) (NOT p0))), (F (AND p2 (NOT p3))), (F (AND (NOT p0) p1))]
Knowledge based reduction with 11 factoid took 720 ms. Reduced automaton from 6 states, 14 edges and 4 AP (stutter sensitive) to 6 states, 14 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 257 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 248 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Support contains 44 out of 205 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 3 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
[2023-03-22 01:33:31] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
// Phase 1: matrix 329 rows 205 cols
[2023-03-22 01:33:31] [INFO ] Computed 58 place invariants in 3 ms
[2023-03-22 01:33:31] [INFO ] Implicit Places using invariants in 98 ms returned []
[2023-03-22 01:33:31] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:33:31] [INFO ] Invariant cache hit.
[2023-03-22 01:33:31] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:33:31] [INFO ] Implicit Places using invariants and state equation in 224 ms returned []
Implicit Place search using SMT with State Equation took 324 ms to find 0 implicit places.
[2023-03-22 01:33:31] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:33:31] [INFO ] Invariant cache hit.
[2023-03-22 01:33:31] [INFO ] Dead Transitions using invariants and state equation in 155 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 484 ms. Remains : 205/205 places, 455/455 transitions.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND (NOT p2) p3 (NOT p0) (NOT p1)), (X (AND p2 (NOT p3))), (X (NOT (AND (NOT p2) (NOT p3) (NOT p0)))), (X (AND p2 (NOT p3) (NOT p0))), (X (NOT (AND (NOT p2) (NOT p3)))), (X (NOT p0)), (X (X (NOT (AND p2 (NOT p3) (NOT p0) p1)))), (X (X (NOT (AND (NOT p2) (NOT p3) (NOT p0) p1)))), (X (X (NOT (AND (NOT p2) (NOT p3) (NOT p0))))), (X (X (NOT (AND (NOT p2) (NOT p3))))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(X (X (AND p2 (NOT p3)))), (X (X (NOT (AND p2 (NOT p3))))), (X (X (AND p2 (NOT p3) (NOT p0)))), (X (X (NOT (AND p2 (NOT p3) (NOT p0))))), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 11 factoid took 644 ms. Reduced automaton from 6 states, 14 edges and 4 AP (stutter sensitive) to 6 states, 14 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 256 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 134 ms. (steps per millisecond=74 ) properties (out of 8) seen :7
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 111 ms. (steps per millisecond=90 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-22 01:33:33] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:33:33] [INFO ] Invariant cache hit.
[2023-03-22 01:33:33] [INFO ] [Real]Absence check using 58 positive place invariants in 10 ms returned sat
[2023-03-22 01:33:33] [INFO ] After 71ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 01:33:33] [INFO ] [Nat]Absence check using 58 positive place invariants in 10 ms returned sat
[2023-03-22 01:33:33] [INFO ] After 321ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 01:33:33] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:33:33] [INFO ] After 253ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-22 01:33:34] [INFO ] After 510ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 257 ms.
[2023-03-22 01:33:34] [INFO ] After 1151ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 44 out of 205 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 5 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 205/205 places, 455/455 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 109 ms. (steps per millisecond=91 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 957015 steps, run timeout after 3001 ms. (steps per millisecond=318 ) properties seen :{}
Probabilistic random walk after 957015 steps, saw 418713 distinct states, run finished after 3002 ms. (steps per millisecond=318 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 01:33:37] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:33:37] [INFO ] Invariant cache hit.
[2023-03-22 01:33:37] [INFO ] [Real]Absence check using 58 positive place invariants in 10 ms returned sat
[2023-03-22 01:33:37] [INFO ] After 56ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 01:33:37] [INFO ] [Nat]Absence check using 58 positive place invariants in 9 ms returned sat
[2023-03-22 01:33:38] [INFO ] After 323ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 01:33:38] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:33:38] [INFO ] After 259ms SMT Verify possible using 42 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-22 01:33:38] [INFO ] After 517ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 244 ms.
[2023-03-22 01:33:38] [INFO ] After 1142ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 44 out of 205 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 4 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 205/205 places, 455/455 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 4 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
[2023-03-22 01:33:38] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:33:38] [INFO ] Invariant cache hit.
[2023-03-22 01:33:38] [INFO ] Implicit Places using invariants in 103 ms returned []
[2023-03-22 01:33:38] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:33:38] [INFO ] Invariant cache hit.
[2023-03-22 01:33:39] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:33:39] [INFO ] Implicit Places using invariants and state equation in 226 ms returned []
Implicit Place search using SMT with State Equation took 331 ms to find 0 implicit places.
[2023-03-22 01:33:39] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-22 01:33:39] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:33:39] [INFO ] Invariant cache hit.
[2023-03-22 01:33:39] [INFO ] Dead Transitions using invariants and state equation in 164 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 511 ms. Remains : 205/205 places, 455/455 transitions.
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 126 transitions.
Iterating post reduction 0 with 126 rules applied. Total rules applied 126 place count 205 transition count 329
Performed 49 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 49 Pre rules applied. Total rules applied 126 place count 205 transition count 280
Deduced a syphon composed of 49 places in 0 ms
Ensure Unique test removed 42 places
Reduce places removed 91 places and 0 transitions.
Iterating global reduction 1 with 140 rules applied. Total rules applied 266 place count 114 transition count 280
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 1 with 14 rules applied. Total rules applied 280 place count 107 transition count 273
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 287 place count 100 transition count 259
Iterating global reduction 1 with 7 rules applied. Total rules applied 294 place count 100 transition count 259
Free-agglomeration rule applied 7 times.
Iterating global reduction 1 with 7 rules applied. Total rules applied 301 place count 100 transition count 252
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 308 place count 93 transition count 252
Partial Free-agglomeration rule applied 7 times.
Drop transitions removed 7 transitions
Iterating global reduction 2 with 7 rules applied. Total rules applied 315 place count 93 transition count 252
Drop transitions removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 2 with 7 rules applied. Total rules applied 322 place count 93 transition count 245
Applied a total of 322 rules in 10 ms. Remains 93 /205 variables (removed 112) and now considering 245/455 (removed 210) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 245 rows 93 cols
[2023-03-22 01:33:39] [INFO ] Computed 16 place invariants in 1 ms
[2023-03-22 01:33:39] [INFO ] [Real]Absence check using 16 positive place invariants in 2 ms returned sat
[2023-03-22 01:33:39] [INFO ] After 38ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 01:33:39] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2023-03-22 01:33:39] [INFO ] After 305ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 01:33:40] [INFO ] After 565ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 243 ms.
[2023-03-22 01:33:40] [INFO ] After 842ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND (NOT p2) p3 (NOT p0) (NOT p1)), (X (AND p2 (NOT p3))), (X (NOT (AND (NOT p2) (NOT p3) (NOT p0)))), (X (AND p2 (NOT p3) (NOT p0))), (X (NOT (AND (NOT p2) (NOT p3)))), (X (NOT p0)), (X (X (NOT (AND p2 (NOT p3) (NOT p0) p1)))), (X (X (NOT (AND (NOT p2) (NOT p3) (NOT p0) p1)))), (X (X (NOT (AND (NOT p2) (NOT p3) (NOT p0))))), (X (X (NOT (AND (NOT p2) (NOT p3))))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(X (X (AND p2 (NOT p3)))), (X (X (NOT (AND p2 (NOT p3))))), (X (X (AND p2 (NOT p3) (NOT p0)))), (X (X (NOT (AND p2 (NOT p3) (NOT p0))))), (X (X (NOT p0))), (X (X p0)), (F p0), (F (AND (NOT p2) (NOT p3))), (F (AND p2 (NOT p3) (NOT p0) p1)), (F (AND (NOT p2) (NOT p3) (NOT p0))), (F (AND p2 (NOT p3) (NOT p0))), (F (AND p2 (NOT p3))), (F (AND (NOT p0) p1))]
Knowledge based reduction with 11 factoid took 811 ms. Reduced automaton from 6 states, 14 edges and 4 AP (stutter sensitive) to 6 states, 14 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 254 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 233 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 228 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Product exploration explored 100000 steps with 15975 reset in 753 ms.
Product exploration explored 100000 steps with 15814 reset in 755 ms.
Applying partial POR strategy [false, true, false, false, true, true]
Stuttering acceptance computed with spot in 256 ms :[(AND p2 (NOT p3)), (AND (NOT p0) p1 p2 (NOT p3)), (AND p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1)]
Support contains 44 out of 205 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 9 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
[2023-03-22 01:33:43] [INFO ] Redundant transitions in 4 ms returned []
[2023-03-22 01:33:43] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
// Phase 1: matrix 329 rows 205 cols
[2023-03-22 01:33:43] [INFO ] Computed 58 place invariants in 2 ms
[2023-03-22 01:33:43] [INFO ] Dead Transitions using invariants and state equation in 172 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 197 ms. Remains : 205/205 places, 455/455 transitions.
Support contains 44 out of 205 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 1 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
[2023-03-22 01:33:43] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:33:43] [INFO ] Invariant cache hit.
[2023-03-22 01:33:43] [INFO ] Implicit Places using invariants in 98 ms returned []
[2023-03-22 01:33:43] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:33:43] [INFO ] Invariant cache hit.
[2023-03-22 01:33:44] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:33:44] [INFO ] Implicit Places using invariants and state equation in 221 ms returned []
Implicit Place search using SMT with State Equation took 321 ms to find 0 implicit places.
[2023-03-22 01:33:44] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:33:44] [INFO ] Invariant cache hit.
[2023-03-22 01:33:44] [INFO ] Dead Transitions using invariants and state equation in 167 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 489 ms. Remains : 205/205 places, 455/455 transitions.
Treatment of property LamportFastMutEx-COL-7-LTLFireability-05 finished in 24941 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((G(!p1)||p0))))'
Found a Shortening insensitive property : LamportFastMutEx-COL-7-LTLFireability-06
Stuttering acceptance computed with spot in 67 ms :[(AND p1 (NOT p0)), (AND p1 (NOT p0))]
Support contains 21 out of 219 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Applied a total of 0 rules in 6 ms. Remains 219 /219 variables (removed 0) and now considering 462/462 (removed 0) transitions.
[2023-03-22 01:33:44] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 219 cols
[2023-03-22 01:33:44] [INFO ] Computed 65 place invariants in 2 ms
[2023-03-22 01:33:44] [INFO ] Implicit Places using invariants in 138 ms returned [135, 136, 137, 138, 139, 140, 141]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 139 ms to find 7 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 212/219 places, 462/462 transitions.
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 7 Pre rules applied. Total rules applied 0 place count 212 transition count 455
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 205 transition count 455
Applied a total of 14 rules in 5 ms. Remains 205 /212 variables (removed 7) and now considering 455/462 (removed 7) transitions.
[2023-03-22 01:33:44] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
// Phase 1: matrix 329 rows 205 cols
[2023-03-22 01:33:44] [INFO ] Computed 58 place invariants in 2 ms
[2023-03-22 01:33:44] [INFO ] Implicit Places using invariants in 131 ms returned []
[2023-03-22 01:33:44] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:33:44] [INFO ] Invariant cache hit.
[2023-03-22 01:33:44] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:33:45] [INFO ] Implicit Places using invariants and state equation in 309 ms returned []
Implicit Place search using SMT with State Equation took 441 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 205/219 places, 455/462 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 594 ms. Remains : 205/219 places, 455/462 transitions.
Running random walk in product with property : LamportFastMutEx-COL-7-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}]], initial=1, aps=[p1:(AND (OR (LT s8 1) (LT s65 1)) (OR (LT s9 1) (LT s66 1)) (OR (LT s10 1) (LT s67 1)) (OR (LT s11 1) (LT s68 1)) (OR (LT s12 1) (LT s69 1)) (OR (LT s13 1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, cl-invariant], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 4155 reset in 295 ms.
Product exploration explored 100000 steps with 4150 reset in 302 ms.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (AND p1 (NOT p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 194 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 85 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Finished random walk after 9 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=4 )
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (AND p1 (NOT p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p0))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (NOT (AND (NOT p0) p1)))]
Knowledge based reduction with 5 factoid took 195 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 65 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 68 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
[2023-03-22 01:33:46] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:33:46] [INFO ] Invariant cache hit.
[2023-03-22 01:33:46] [INFO ] [Real]Absence check using 58 positive place invariants in 15 ms returned sat
[2023-03-22 01:33:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 01:33:46] [INFO ] [Real]Absence check using state equation in 103 ms returned sat
[2023-03-22 01:33:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 01:33:46] [INFO ] [Nat]Absence check using 58 positive place invariants in 18 ms returned sat
[2023-03-22 01:33:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 01:33:46] [INFO ] [Nat]Absence check using state equation in 126 ms returned sat
[2023-03-22 01:33:46] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:33:46] [INFO ] [Nat]Added 42 Read/Feed constraints in 12 ms returned sat
[2023-03-22 01:33:47] [INFO ] Deduced a trap composed of 9 places in 57 ms of which 0 ms to minimize.
[2023-03-22 01:33:47] [INFO ] Deduced a trap composed of 20 places in 67 ms of which 0 ms to minimize.
[2023-03-22 01:33:47] [INFO ] Deduced a trap composed of 15 places in 78 ms of which 0 ms to minimize.
[2023-03-22 01:33:47] [INFO ] Deduced a trap composed of 14 places in 80 ms of which 1 ms to minimize.
[2023-03-22 01:33:47] [INFO ] Deduced a trap composed of 16 places in 80 ms of which 0 ms to minimize.
[2023-03-22 01:33:47] [INFO ] Deduced a trap composed of 8 places in 82 ms of which 0 ms to minimize.
[2023-03-22 01:33:47] [INFO ] Deduced a trap composed of 18 places in 97 ms of which 1 ms to minimize.
[2023-03-22 01:33:47] [INFO ] Deduced a trap composed of 27 places in 80 ms of which 0 ms to minimize.
[2023-03-22 01:33:47] [INFO ] Deduced a trap composed of 27 places in 68 ms of which 1 ms to minimize.
[2023-03-22 01:33:47] [INFO ] Deduced a trap composed of 28 places in 72 ms of which 0 ms to minimize.
[2023-03-22 01:33:47] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 0 ms to minimize.
[2023-03-22 01:33:48] [INFO ] Deduced a trap composed of 17 places in 70 ms of which 1 ms to minimize.
[2023-03-22 01:33:48] [INFO ] Deduced a trap composed of 17 places in 69 ms of which 0 ms to minimize.
[2023-03-22 01:33:48] [INFO ] Deduced a trap composed of 14 places in 69 ms of which 1 ms to minimize.
[2023-03-22 01:33:48] [INFO ] Deduced a trap composed of 18 places in 71 ms of which 0 ms to minimize.
[2023-03-22 01:33:48] [INFO ] Deduced a trap composed of 9 places in 75 ms of which 0 ms to minimize.
[2023-03-22 01:33:48] [INFO ] Deduced a trap composed of 9 places in 84 ms of which 0 ms to minimize.
[2023-03-22 01:33:48] [INFO ] Deduced a trap composed of 16 places in 78 ms of which 0 ms to minimize.
[2023-03-22 01:33:48] [INFO ] Deduced a trap composed of 16 places in 75 ms of which 1 ms to minimize.
[2023-03-22 01:33:48] [INFO ] Deduced a trap composed of 22 places in 81 ms of which 0 ms to minimize.
[2023-03-22 01:33:48] [INFO ] Deduced a trap composed of 8 places in 41 ms of which 0 ms to minimize.
[2023-03-22 01:33:48] [INFO ] Deduced a trap composed of 8 places in 26 ms of which 1 ms to minimize.
[2023-03-22 01:33:48] [INFO ] Deduced a trap composed of 24 places in 85 ms of which 0 ms to minimize.
[2023-03-22 01:33:49] [INFO ] Deduced a trap composed of 32 places in 81 ms of which 0 ms to minimize.
[2023-03-22 01:33:49] [INFO ] Trap strengthening (SAT) tested/added 25/24 trap constraints in 2091 ms
[2023-03-22 01:33:49] [INFO ] Computed and/alt/rep : 287/1617/287 causal constraints (skipped 35 transitions) in 22 ms.
[2023-03-22 01:33:50] [INFO ] Added : 205 causal constraints over 41 iterations in 1263 ms. Result :sat
Could not prove EG (AND (NOT p0) p1)
Support contains 21 out of 205 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 4 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
[2023-03-22 01:33:50] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:33:50] [INFO ] Invariant cache hit.
[2023-03-22 01:33:50] [INFO ] Implicit Places using invariants in 120 ms returned []
[2023-03-22 01:33:50] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:33:50] [INFO ] Invariant cache hit.
[2023-03-22 01:33:50] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:33:50] [INFO ] Implicit Places using invariants and state equation in 316 ms returned []
Implicit Place search using SMT with State Equation took 436 ms to find 0 implicit places.
[2023-03-22 01:33:50] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:33:50] [INFO ] Invariant cache hit.
[2023-03-22 01:33:50] [INFO ] Dead Transitions using invariants and state equation in 181 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 622 ms. Remains : 205/205 places, 455/455 transitions.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p0) p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p0) p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 178 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 77 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Finished random walk after 305 steps, including 0 resets, run visited all 2 properties in 3 ms. (steps per millisecond=101 )
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND (NOT p0) p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND (NOT p0) p1)))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (NOT (AND (NOT p0) p1)))]
Knowledge based reduction with 5 factoid took 207 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 75 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 73 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
[2023-03-22 01:33:51] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:33:51] [INFO ] Invariant cache hit.
[2023-03-22 01:33:51] [INFO ] [Real]Absence check using 58 positive place invariants in 15 ms returned sat
[2023-03-22 01:33:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 01:33:51] [INFO ] [Real]Absence check using state equation in 119 ms returned sat
[2023-03-22 01:33:51] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 01:33:52] [INFO ] [Nat]Absence check using 58 positive place invariants in 17 ms returned sat
[2023-03-22 01:33:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 01:33:52] [INFO ] [Nat]Absence check using state equation in 129 ms returned sat
[2023-03-22 01:33:52] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:33:52] [INFO ] [Nat]Added 42 Read/Feed constraints in 41 ms returned sat
[2023-03-22 01:33:52] [INFO ] Deduced a trap composed of 9 places in 101 ms of which 0 ms to minimize.
[2023-03-22 01:33:52] [INFO ] Deduced a trap composed of 20 places in 88 ms of which 0 ms to minimize.
[2023-03-22 01:33:52] [INFO ] Deduced a trap composed of 15 places in 79 ms of which 0 ms to minimize.
[2023-03-22 01:33:52] [INFO ] Deduced a trap composed of 14 places in 70 ms of which 0 ms to minimize.
[2023-03-22 01:33:52] [INFO ] Deduced a trap composed of 16 places in 74 ms of which 1 ms to minimize.
[2023-03-22 01:33:52] [INFO ] Deduced a trap composed of 8 places in 78 ms of which 0 ms to minimize.
[2023-03-22 01:33:52] [INFO ] Deduced a trap composed of 18 places in 75 ms of which 1 ms to minimize.
[2023-03-22 01:33:52] [INFO ] Deduced a trap composed of 27 places in 78 ms of which 0 ms to minimize.
[2023-03-22 01:33:53] [INFO ] Deduced a trap composed of 27 places in 81 ms of which 1 ms to minimize.
[2023-03-22 01:33:53] [INFO ] Deduced a trap composed of 28 places in 80 ms of which 0 ms to minimize.
[2023-03-22 01:33:53] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 0 ms to minimize.
[2023-03-22 01:33:53] [INFO ] Deduced a trap composed of 17 places in 77 ms of which 1 ms to minimize.
[2023-03-22 01:33:53] [INFO ] Deduced a trap composed of 17 places in 71 ms of which 0 ms to minimize.
[2023-03-22 01:33:53] [INFO ] Deduced a trap composed of 14 places in 108 ms of which 0 ms to minimize.
[2023-03-22 01:33:53] [INFO ] Deduced a trap composed of 18 places in 78 ms of which 1 ms to minimize.
[2023-03-22 01:33:53] [INFO ] Deduced a trap composed of 9 places in 77 ms of which 0 ms to minimize.
[2023-03-22 01:33:53] [INFO ] Deduced a trap composed of 9 places in 73 ms of which 0 ms to minimize.
[2023-03-22 01:33:53] [INFO ] Deduced a trap composed of 16 places in 74 ms of which 1 ms to minimize.
[2023-03-22 01:33:54] [INFO ] Deduced a trap composed of 16 places in 72 ms of which 1 ms to minimize.
[2023-03-22 01:33:54] [INFO ] Deduced a trap composed of 22 places in 73 ms of which 1 ms to minimize.
[2023-03-22 01:33:54] [INFO ] Deduced a trap composed of 8 places in 33 ms of which 0 ms to minimize.
[2023-03-22 01:33:54] [INFO ] Deduced a trap composed of 8 places in 27 ms of which 0 ms to minimize.
[2023-03-22 01:33:54] [INFO ] Deduced a trap composed of 24 places in 70 ms of which 1 ms to minimize.
[2023-03-22 01:33:54] [INFO ] Deduced a trap composed of 32 places in 70 ms of which 0 ms to minimize.
[2023-03-22 01:33:54] [INFO ] Trap strengthening (SAT) tested/added 25/24 trap constraints in 2158 ms
[2023-03-22 01:33:54] [INFO ] Computed and/alt/rep : 287/1617/287 causal constraints (skipped 35 transitions) in 23 ms.
[2023-03-22 01:33:55] [INFO ] Added : 205 causal constraints over 41 iterations in 1229 ms. Result :sat
Could not prove EG (AND (NOT p0) p1)
Stuttering acceptance computed with spot in 85 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Product exploration explored 100000 steps with 4147 reset in 302 ms.
Product exploration explored 100000 steps with 4113 reset in 316 ms.
Applying partial POR strategy [true, false]
Stuttering acceptance computed with spot in 74 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Support contains 21 out of 205 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 10 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
[2023-03-22 01:33:56] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-22 01:33:56] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:33:56] [INFO ] Invariant cache hit.
[2023-03-22 01:33:56] [INFO ] Dead Transitions using invariants and state equation in 157 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 183 ms. Remains : 205/205 places, 455/455 transitions.
Support contains 21 out of 205 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 205/205 places, 455/455 transitions.
Applied a total of 0 rules in 1 ms. Remains 205 /205 variables (removed 0) and now considering 455/455 (removed 0) transitions.
[2023-03-22 01:33:56] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:33:56] [INFO ] Invariant cache hit.
[2023-03-22 01:33:56] [INFO ] Implicit Places using invariants in 144 ms returned []
[2023-03-22 01:33:56] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:33:56] [INFO ] Invariant cache hit.
[2023-03-22 01:33:56] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:33:57] [INFO ] Implicit Places using invariants and state equation in 319 ms returned []
Implicit Place search using SMT with State Equation took 466 ms to find 0 implicit places.
[2023-03-22 01:33:57] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
[2023-03-22 01:33:57] [INFO ] Invariant cache hit.
[2023-03-22 01:33:57] [INFO ] Dead Transitions using invariants and state equation in 174 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 644 ms. Remains : 205/205 places, 455/455 transitions.
Treatment of property LamportFastMutEx-COL-7-LTLFireability-06 finished in 12980 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)))))'
Found a Lengthening insensitive property : LamportFastMutEx-COL-7-LTLFireability-07
Stuttering acceptance computed with spot in 134 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Support contains 36 out of 219 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 219/219 places, 462/462 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 212 transition count 455
Applied a total of 14 rules in 8 ms. Remains 212 /219 variables (removed 7) and now considering 455/462 (removed 7) transitions.
[2023-03-22 01:33:57] [INFO ] Flow matrix only has 329 transitions (discarded 126 similar events)
// Phase 1: matrix 329 rows 212 cols
[2023-03-22 01:33:57] [INFO ] Computed 65 place invariants in 3 ms
[2023-03-22 01:33:57] [INFO ] Implicit Places using invariants in 230 ms returned [128, 129, 130, 131, 132, 133, 134]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 231 ms to find 7 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 205/219 places, 455/462 transitions.
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 7 Pre rules applied. Total rules applied 0 place count 205 transition count 448
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 198 transition count 448
Applied a total of 14 rules in 5 ms. Remains 198 /205 variables (removed 7) and now considering 448/455 (removed 7) transitions.
[2023-03-22 01:33:57] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
// Phase 1: matrix 322 rows 198 cols
[2023-03-22 01:33:57] [INFO ] Computed 58 place invariants in 1 ms
[2023-03-22 01:33:57] [INFO ] Implicit Places using invariants in 128 ms returned []
[2023-03-22 01:33:57] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 01:33:57] [INFO ] Invariant cache hit.
[2023-03-22 01:33:58] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:33:58] [INFO ] Implicit Places using invariants and state equation in 369 ms returned []
Implicit Place search using SMT with State Equation took 500 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 198/219 places, 448/462 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 744 ms. Remains : 198/219 places, 448/462 transitions.
Running random walk in product with property : LamportFastMutEx-COL-7-LTLFireability-07 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 (AND (OR (LT s24 1) (LT s191 1)) (OR (LT s34 1) (LT s196 1)) (OR (LT s26 1) (LT s192 1)) (OR (LT s32 1) (LT s195 1)) (OR (LT s28 1) (LT s193 1)) (O...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak, sl-invariant], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 5148 reset in 312 ms.
Product exploration explored 100000 steps with 5099 reset in 305 ms.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND p0 (NOT p1))), (X p0), true, (X (X (AND p0 (NOT p1)))), (X (X (NOT p1))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 251 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 133 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Finished random walk after 133 steps, including 0 resets, run visited all 3 properties in 4 ms. (steps per millisecond=33 )
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND p0 (NOT p1))), (X p0), true, (X (X (AND p0 (NOT p1)))), (X (X (NOT p1))), (X (X p0))]
False Knowledge obtained : [(F (NOT p0)), (F p1), (F (NOT (AND (NOT p1) p0)))]
Knowledge based reduction with 7 factoid took 295 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 122 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Stuttering acceptance computed with spot in 127 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
[2023-03-22 01:33:59] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 01:33:59] [INFO ] Invariant cache hit.
[2023-03-22 01:34:00] [INFO ] [Real]Absence check using 58 positive place invariants in 17 ms returned sat
[2023-03-22 01:34:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 01:34:00] [INFO ] [Real]Absence check using state equation in 135 ms returned sat
[2023-03-22 01:34:00] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 01:34:00] [INFO ] [Nat]Absence check using 58 positive place invariants in 20 ms returned sat
[2023-03-22 01:34:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 01:34:00] [INFO ] [Nat]Absence check using state equation in 131 ms returned sat
[2023-03-22 01:34:00] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:34:00] [INFO ] [Nat]Added 42 Read/Feed constraints in 13 ms returned sat
[2023-03-22 01:34:00] [INFO ] Deduced a trap composed of 20 places in 81 ms of which 0 ms to minimize.
[2023-03-22 01:34:00] [INFO ] Deduced a trap composed of 13 places in 75 ms of which 0 ms to minimize.
[2023-03-22 01:34:00] [INFO ] Deduced a trap composed of 9 places in 75 ms of which 0 ms to minimize.
[2023-03-22 01:34:00] [INFO ] Deduced a trap composed of 9 places in 71 ms of which 1 ms to minimize.
[2023-03-22 01:34:01] [INFO ] Deduced a trap composed of 9 places in 64 ms of which 0 ms to minimize.
[2023-03-22 01:34:01] [INFO ] Deduced a trap composed of 16 places in 63 ms of which 0 ms to minimize.
[2023-03-22 01:34:01] [INFO ] Deduced a trap composed of 9 places in 41 ms of which 0 ms to minimize.
[2023-03-22 01:34:01] [INFO ] Deduced a trap composed of 9 places in 31 ms of which 1 ms to minimize.
[2023-03-22 01:34:01] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 632 ms
[2023-03-22 01:34:01] [INFO ] Computed and/alt/rep : 280/1652/280 causal constraints (skipped 35 transitions) in 21 ms.
[2023-03-22 01:34:02] [INFO ] Added : 197 causal constraints over 40 iterations in 1140 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 36 out of 198 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 198/198 places, 448/448 transitions.
Applied a total of 0 rules in 1 ms. Remains 198 /198 variables (removed 0) and now considering 448/448 (removed 0) transitions.
[2023-03-22 01:34:02] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 01:34:02] [INFO ] Invariant cache hit.
[2023-03-22 01:34:02] [INFO ] Implicit Places using invariants in 131 ms returned []
[2023-03-22 01:34:02] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 01:34:02] [INFO ] Invariant cache hit.
[2023-03-22 01:34:02] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:34:02] [INFO ] Implicit Places using invariants and state equation in 248 ms returned []
Implicit Place search using SMT with State Equation took 392 ms to find 0 implicit places.
[2023-03-22 01:34:02] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 01:34:02] [INFO ] Invariant cache hit.
[2023-03-22 01:34:02] [INFO ] Dead Transitions using invariants and state equation in 165 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 561 ms. Remains : 198/198 places, 448/448 transitions.
Computed a total of 1 stabilizing places and 7 stable transitions
Computed a total of 1 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND (NOT p1) p0)), (X p0), true, (X (X (AND (NOT p1) p0))), (X (X (NOT p1))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 302 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 138 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Finished random walk after 43 steps, including 0 resets, run visited all 3 properties in 2 ms. (steps per millisecond=21 )
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND (NOT p1) p0)), (X p0), true, (X (X (AND (NOT p1) p0))), (X (X (NOT p1))), (X (X p0))]
False Knowledge obtained : [(F (NOT p0)), (F p1), (F (NOT (AND (NOT p1) p0)))]
Knowledge based reduction with 7 factoid took 311 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 121 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Stuttering acceptance computed with spot in 128 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
[2023-03-22 01:34:03] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 01:34:03] [INFO ] Invariant cache hit.
[2023-03-22 01:34:04] [INFO ] [Real]Absence check using 58 positive place invariants in 16 ms returned sat
[2023-03-22 01:34:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 01:34:04] [INFO ] [Real]Absence check using state equation in 135 ms returned sat
[2023-03-22 01:34:04] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 01:34:04] [INFO ] [Nat]Absence check using 58 positive place invariants in 21 ms returned sat
[2023-03-22 01:34:04] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 01:34:04] [INFO ] [Nat]Absence check using state equation in 143 ms returned sat
[2023-03-22 01:34:04] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:34:04] [INFO ] [Nat]Added 42 Read/Feed constraints in 13 ms returned sat
[2023-03-22 01:34:04] [INFO ] Deduced a trap composed of 20 places in 79 ms of which 0 ms to minimize.
[2023-03-22 01:34:04] [INFO ] Deduced a trap composed of 13 places in 66 ms of which 0 ms to minimize.
[2023-03-22 01:34:04] [INFO ] Deduced a trap composed of 9 places in 71 ms of which 0 ms to minimize.
[2023-03-22 01:34:04] [INFO ] Deduced a trap composed of 9 places in 69 ms of which 0 ms to minimize.
[2023-03-22 01:34:05] [INFO ] Deduced a trap composed of 9 places in 60 ms of which 0 ms to minimize.
[2023-03-22 01:34:05] [INFO ] Deduced a trap composed of 16 places in 59 ms of which 1 ms to minimize.
[2023-03-22 01:34:05] [INFO ] Deduced a trap composed of 9 places in 42 ms of which 0 ms to minimize.
[2023-03-22 01:34:05] [INFO ] Deduced a trap composed of 9 places in 30 ms of which 1 ms to minimize.
[2023-03-22 01:34:05] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 609 ms
[2023-03-22 01:34:05] [INFO ] Computed and/alt/rep : 280/1652/280 causal constraints (skipped 35 transitions) in 21 ms.
[2023-03-22 01:34:06] [INFO ] Added : 197 causal constraints over 40 iterations in 1156 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 113 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Product exploration explored 100000 steps with 5140 reset in 296 ms.
Product exploration explored 100000 steps with 5139 reset in 303 ms.
Applying partial POR strategy [false, true, true, true]
Stuttering acceptance computed with spot in 127 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Support contains 36 out of 198 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 198/198 places, 448/448 transitions.
Applied a total of 0 rules in 4 ms. Remains 198 /198 variables (removed 0) and now considering 448/448 (removed 0) transitions.
[2023-03-22 01:34:07] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-22 01:34:07] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 01:34:07] [INFO ] Invariant cache hit.
[2023-03-22 01:34:07] [INFO ] Dead Transitions using invariants and state equation in 173 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 187 ms. Remains : 198/198 places, 448/448 transitions.
Support contains 36 out of 198 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 198/198 places, 448/448 transitions.
Applied a total of 0 rules in 1 ms. Remains 198 /198 variables (removed 0) and now considering 448/448 (removed 0) transitions.
[2023-03-22 01:34:07] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 01:34:07] [INFO ] Invariant cache hit.
[2023-03-22 01:34:07] [INFO ] Implicit Places using invariants in 131 ms returned []
[2023-03-22 01:34:07] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 01:34:07] [INFO ] Invariant cache hit.
[2023-03-22 01:34:07] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-22 01:34:07] [INFO ] Implicit Places using invariants and state equation in 257 ms returned []
Implicit Place search using SMT with State Equation took 389 ms to find 0 implicit places.
[2023-03-22 01:34:07] [INFO ] Flow matrix only has 322 transitions (discarded 126 similar events)
[2023-03-22 01:34:07] [INFO ] Invariant cache hit.
[2023-03-22 01:34:08] [INFO ] Dead Transitions using invariants and state equation in 167 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 558 ms. Remains : 198/198 places, 448/448 transitions.
Treatment of property LamportFastMutEx-COL-7-LTLFireability-07 finished in 10709 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)||G(p1))))'
[2023-03-22 01:34:08] [INFO ] Flatten gal took : 31 ms
[2023-03-22 01:34:08] [INFO ] Export to MCC of 5 properties in file /home/mcc/execution/LTLFireability.sr.xml took 6 ms.
[2023-03-22 01:34:08] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 219 places, 462 transitions and 2016 arcs took 2 ms.
Total runtime 123939 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT LamportFastMutEx-COL-7
BK_EXAMINATION: LTLFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/374
LTLFireability

FORMULA LamportFastMutEx-COL-7-LTLFireability-11 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA LamportFastMutEx-COL-7-LTLFireability-07 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA LamportFastMutEx-COL-7-LTLFireability-06 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA LamportFastMutEx-COL-7-LTLFireability-05 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1679449000257

--------------------
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
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/374/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/374/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/374/LTLFireability.xml
lola: rewrite Frontend/Parser/formula_rewrite.k:436
lola: rewrite Frontend/Parser/formula_rewrite.k:433
lola: rewrite Frontend/Parser/formula_rewrite.k:253
lola: rewrite Frontend/Parser/formula_rewrite.k:521
lola: rewrite Frontend/Parser/formula_rewrite.k:544
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: LAUNCH task # 1 (type EXCL) for 0 LamportFastMutEx-COL-7-LTLFireability-00
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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="LamportFastMutEx-COL-7"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="lolaxred"
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 lolaxred"
echo " Input is LamportFastMutEx-COL-7, 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 r231-tall-167856416000380"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LamportFastMutEx-COL-7.tgz
mv LamportFastMutEx-COL-7 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 ;