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.r233-tall-167856418800348.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is LamportFastMutEx-COL-3, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r233-tall-167856418800348
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 548K
-rw-r--r-- 1 mcc users 8.9K Feb 25 13:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 98K Feb 25 13:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Feb 25 13:45 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K Feb 25 13:45 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 27K Feb 25 16:20 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 16:20 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:20 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 25 13:50 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 111K Feb 25 13:50 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Feb 25 13:49 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 107K Feb 25 13:49 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 39K 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-3-LTLFireability-00
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-01
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-02
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-03
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-04
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-05
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-06
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-07
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-08
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-09
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-10
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-11
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-12
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-13
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-14
FORMULA_NAME LamportFastMutEx-COL-3-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679504768466

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=LamportFastMutEx-COL-3
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-22 17:06:10] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-22 17:06:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 17:06:10] [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 17:06:10] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-22 17:06:10] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 488 ms
[2023-03-22 17:06:10] [INFO ] Imported 18 HL places and 17 HL transitions for a total of 100 PT places and 192.0 transition bindings in 16 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 17:06:10] [INFO ] Built PT skeleton of HLPN with 18 places and 17 transitions 68 arcs in 4 ms.
[2023-03-22 17:06:10] [INFO ] Skeletonized 12 HLPN properties in 1 ms. Removed 4 properties that had guard overlaps.
Initial state reduction rules removed 3 formulas.
FORMULA LamportFastMutEx-COL-3-LTLFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-COL-3-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-COL-3-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 3 stabilizing places and 0 stable transitions
Remains 9 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
Finished random walk after 137 steps, including 0 resets, run visited all 12 properties in 17 ms. (steps per millisecond=8 )
[2023-03-22 17:06:11] [INFO ] Flatten gal took : 15 ms
[2023-03-22 17:06:11] [INFO ] Flatten gal took : 4 ms
Domain [pid(4), pid(4)] 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 17:06:11] [INFO ] Unfolded HLPN to a Petri net with 100 places and 156 transitions 664 arcs in 15 ms.
[2023-03-22 17:06:11] [INFO ] Unfolded 13 HLPN properties in 0 ms.
Initial state reduction rules removed 1 formulas.
Deduced a syphon composed of 29 places in 1 ms
Reduce places removed 29 places and 42 transitions.
FORMULA LamportFastMutEx-COL-3-LTLFireability-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 65 out of 71 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 114/114 transitions.
Applied a total of 0 rules in 7 ms. Remains 71 /71 variables (removed 0) and now considering 114/114 (removed 0) transitions.
[2023-03-22 17:06:11] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
// Phase 1: matrix 96 rows 71 cols
[2023-03-22 17:06:11] [INFO ] Computed 17 place invariants in 5 ms
[2023-03-22 17:06:11] [INFO ] Implicit Places using invariants in 129 ms returned []
[2023-03-22 17:06:11] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
[2023-03-22 17:06:11] [INFO ] Invariant cache hit.
[2023-03-22 17:06:11] [INFO ] State equation strengthened by 27 read => feed constraints.
[2023-03-22 17:06:11] [INFO ] Implicit Places using invariants and state equation in 112 ms returned []
Implicit Place search using SMT with State Equation took 265 ms to find 0 implicit places.
[2023-03-22 17:06:11] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
[2023-03-22 17:06:11] [INFO ] Invariant cache hit.
[2023-03-22 17:06:11] [INFO ] Dead Transitions using invariants and state equation in 88 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 361 ms. Remains : 71/71 places, 114/114 transitions.
Support contains 65 out of 71 places after structural reductions.
[2023-03-22 17:06:11] [INFO ] Flatten gal took : 16 ms
[2023-03-22 17:06:11] [INFO ] Flatten gal took : 16 ms
[2023-03-22 17:06:11] [INFO ] Input system was already deterministic with 114 transitions.
Finished random walk after 36 steps, including 0 resets, run visited all 15 properties in 7 ms. (steps per millisecond=5 )
Computed a total of 1 stabilizing places and 3 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' '!(F((G(p1)||p0)))'
Support contains 16 out of 71 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 71/71 places, 114/114 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 68 transition count 111
Applied a total of 6 rules in 15 ms. Remains 68 /71 variables (removed 3) and now considering 111/114 (removed 3) transitions.
[2023-03-22 17:06:11] [INFO ] Flow matrix only has 93 transitions (discarded 18 similar events)
// Phase 1: matrix 93 rows 68 cols
[2023-03-22 17:06:11] [INFO ] Computed 17 place invariants in 2 ms
[2023-03-22 17:06:11] [INFO ] Implicit Places using invariants in 60 ms returned [44, 45, 46]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 62 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 65/71 places, 111/114 transitions.
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 3 Pre rules applied. Total rules applied 0 place count 65 transition count 108
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 62 transition count 108
Applied a total of 6 rules in 7 ms. Remains 62 /65 variables (removed 3) and now considering 108/111 (removed 3) transitions.
[2023-03-22 17:06:12] [INFO ] Flow matrix only has 90 transitions (discarded 18 similar events)
// Phase 1: matrix 90 rows 62 cols
[2023-03-22 17:06:12] [INFO ] Computed 14 place invariants in 2 ms
[2023-03-22 17:06:12] [INFO ] Implicit Places using invariants in 54 ms returned []
[2023-03-22 17:06:12] [INFO ] Flow matrix only has 90 transitions (discarded 18 similar events)
[2023-03-22 17:06:12] [INFO ] Invariant cache hit.
[2023-03-22 17:06:12] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-22 17:06:12] [INFO ] Implicit Places using invariants and state equation in 81 ms returned []
Implicit Place search using SMT with State Equation took 137 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 62/71 places, 108/114 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 221 ms. Remains : 62/71 places, 108/114 transitions.
Stuttering acceptance computed with spot in 137 ms :[(AND (NOT p1) (NOT p0))]
Running random walk in product with property : LamportFastMutEx-COL-3-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p1:(AND (OR (LT s15 1) (LT s61 1)) (OR (LT s11 1) (LT s59 1)) (OR (LT s16 1) (LT s61 1)) (OR (LT s14 1) (LT s60 1)) (OR (LT s13 1) (LT s60 1)) (OR (LT s12...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 5833 reset in 353 ms.
Product exploration explored 100000 steps with 5910 reset in 294 ms.
Computed a total of 1 stabilizing places and 3 stable transitions
Computed a total of 1 stabilizing places and 3 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 220 ms. Reduced automaton from 1 states, 2 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 30 ms :[(AND (NOT p0) (NOT p1))]
Finished random walk after 25 steps, including 0 resets, run visited all 2 properties in 3 ms. (steps per millisecond=8 )
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 (NOT (AND (NOT p0) p1))), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 5 factoid took 242 ms. Reduced automaton from 1 states, 2 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 31 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 40 ms :[(AND (NOT p0) (NOT p1))]
Support contains 16 out of 62 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 62/62 places, 108/108 transitions.
Applied a total of 0 rules in 5 ms. Remains 62 /62 variables (removed 0) and now considering 108/108 (removed 0) transitions.
[2023-03-22 17:06:13] [INFO ] Flow matrix only has 90 transitions (discarded 18 similar events)
[2023-03-22 17:06:13] [INFO ] Invariant cache hit.
[2023-03-22 17:06:13] [INFO ] Implicit Places using invariants in 60 ms returned []
[2023-03-22 17:06:13] [INFO ] Flow matrix only has 90 transitions (discarded 18 similar events)
[2023-03-22 17:06:13] [INFO ] Invariant cache hit.
[2023-03-22 17:06:13] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-22 17:06:13] [INFO ] Implicit Places using invariants and state equation in 93 ms returned []
Implicit Place search using SMT with State Equation took 155 ms to find 0 implicit places.
[2023-03-22 17:06:13] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-22 17:06:13] [INFO ] Flow matrix only has 90 transitions (discarded 18 similar events)
[2023-03-22 17:06:13] [INFO ] Invariant cache hit.
[2023-03-22 17:06:13] [INFO ] Dead Transitions using invariants and state equation in 74 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 243 ms. Remains : 62/62 places, 108/108 transitions.
Computed a total of 1 stabilizing places and 3 stable transitions
Computed a total of 1 stabilizing places and 3 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 177 ms. Reduced automaton from 1 states, 2 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 31 ms :[(AND (NOT p0) (NOT p1))]
Finished random walk after 19 steps, including 0 resets, run visited all 2 properties in 4 ms. (steps per millisecond=4 )
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 (NOT (AND (NOT p0) p1))), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 5 factoid took 249 ms. Reduced automaton from 1 states, 2 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 42 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 55 ms :[(AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 5922 reset in 294 ms.
Product exploration explored 100000 steps with 5822 reset in 316 ms.
Support contains 16 out of 62 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 62/62 places, 108/108 transitions.
Applied a total of 0 rules in 4 ms. Remains 62 /62 variables (removed 0) and now considering 108/108 (removed 0) transitions.
[2023-03-22 17:06:15] [INFO ] Flow matrix only has 90 transitions (discarded 18 similar events)
[2023-03-22 17:06:15] [INFO ] Invariant cache hit.
[2023-03-22 17:06:15] [INFO ] Implicit Places using invariants in 61 ms returned []
[2023-03-22 17:06:15] [INFO ] Flow matrix only has 90 transitions (discarded 18 similar events)
[2023-03-22 17:06:15] [INFO ] Invariant cache hit.
[2023-03-22 17:06:15] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-22 17:06:15] [INFO ] Implicit Places using invariants and state equation in 72 ms returned []
Implicit Place search using SMT with State Equation took 134 ms to find 0 implicit places.
[2023-03-22 17:06:15] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-22 17:06:15] [INFO ] Flow matrix only has 90 transitions (discarded 18 similar events)
[2023-03-22 17:06:15] [INFO ] Invariant cache hit.
[2023-03-22 17:06:15] [INFO ] Dead Transitions using invariants and state equation in 62 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 208 ms. Remains : 62/62 places, 108/108 transitions.
Treatment of property LamportFastMutEx-COL-3-LTLFireability-00 finished in 3414 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 7 out of 71 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 71/71 places, 114/114 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 68 transition count 111
Applied a total of 6 rules in 6 ms. Remains 68 /71 variables (removed 3) and now considering 111/114 (removed 3) transitions.
[2023-03-22 17:06:15] [INFO ] Flow matrix only has 93 transitions (discarded 18 similar events)
// Phase 1: matrix 93 rows 68 cols
[2023-03-22 17:06:15] [INFO ] Computed 17 place invariants in 2 ms
[2023-03-22 17:06:15] [INFO ] Implicit Places using invariants in 53 ms returned [44, 45, 46]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 53 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 65/71 places, 111/114 transitions.
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 3 Pre rules applied. Total rules applied 0 place count 65 transition count 108
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 62 transition count 108
Applied a total of 6 rules in 5 ms. Remains 62 /65 variables (removed 3) and now considering 108/111 (removed 3) transitions.
[2023-03-22 17:06:15] [INFO ] Flow matrix only has 90 transitions (discarded 18 similar events)
// Phase 1: matrix 90 rows 62 cols
[2023-03-22 17:06:15] [INFO ] Computed 14 place invariants in 1 ms
[2023-03-22 17:06:15] [INFO ] Implicit Places using invariants in 45 ms returned []
[2023-03-22 17:06:15] [INFO ] Flow matrix only has 90 transitions (discarded 18 similar events)
[2023-03-22 17:06:15] [INFO ] Invariant cache hit.
[2023-03-22 17:06:15] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-22 17:06:15] [INFO ] Implicit Places using invariants and state equation in 76 ms returned []
Implicit Place search using SMT with State Equation took 122 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 62/71 places, 108/114 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 186 ms. Remains : 62/71 places, 108/114 transitions.
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : LamportFastMutEx-COL-3-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (OR (LT s7 1) (LT s58 1)) (OR (LT s7 1) (LT s57 1)) (OR (LT s7 1) (LT s56 1)) (OR (LT s9 1) (LT s56 1)) (OR (LT s9 1) (LT s58 1)) (OR (LT s9 1) (L...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 3200 reset in 187 ms.
Product exploration explored 100000 steps with 3185 reset in 223 ms.
Computed a total of 1 stabilizing places and 3 stable transitions
Computed a total of 1 stabilizing places and 3 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 100 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 58 ms :[(NOT p0), (NOT p0)]
Finished random walk after 8 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=8 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 118 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 66 ms :[(NOT p0), (NOT p0)]
Support contains 7 out of 62 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 62/62 places, 108/108 transitions.
Applied a total of 0 rules in 9 ms. Remains 62 /62 variables (removed 0) and now considering 108/108 (removed 0) transitions.
[2023-03-22 17:06:16] [INFO ] Flow matrix only has 90 transitions (discarded 18 similar events)
[2023-03-22 17:06:16] [INFO ] Invariant cache hit.
[2023-03-22 17:06:16] [INFO ] Implicit Places using invariants in 59 ms returned []
[2023-03-22 17:06:16] [INFO ] Flow matrix only has 90 transitions (discarded 18 similar events)
[2023-03-22 17:06:16] [INFO ] Invariant cache hit.
[2023-03-22 17:06:16] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-22 17:06:16] [INFO ] Implicit Places using invariants and state equation in 74 ms returned []
Implicit Place search using SMT with State Equation took 134 ms to find 0 implicit places.
[2023-03-22 17:06:16] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-22 17:06:16] [INFO ] Flow matrix only has 90 transitions (discarded 18 similar events)
[2023-03-22 17:06:16] [INFO ] Invariant cache hit.
[2023-03-22 17:06:16] [INFO ] Dead Transitions using invariants and state equation in 51 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 202 ms. Remains : 62/62 places, 108/108 transitions.
Computed a total of 1 stabilizing places and 3 stable transitions
Computed a total of 1 stabilizing places and 3 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 96 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 203 ms :[(NOT p0), (NOT p0)]
Finished random walk after 18 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=9 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 121 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 62 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 3176 reset in 192 ms.
Product exploration explored 100000 steps with 3174 reset in 183 ms.
Support contains 7 out of 62 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 62/62 places, 108/108 transitions.
Applied a total of 0 rules in 4 ms. Remains 62 /62 variables (removed 0) and now considering 108/108 (removed 0) transitions.
[2023-03-22 17:06:17] [INFO ] Flow matrix only has 90 transitions (discarded 18 similar events)
[2023-03-22 17:06:17] [INFO ] Invariant cache hit.
[2023-03-22 17:06:17] [INFO ] Implicit Places using invariants in 52 ms returned []
[2023-03-22 17:06:17] [INFO ] Flow matrix only has 90 transitions (discarded 18 similar events)
[2023-03-22 17:06:17] [INFO ] Invariant cache hit.
[2023-03-22 17:06:17] [INFO ] State equation strengthened by 18 read => feed constraints.
[2023-03-22 17:06:17] [INFO ] Implicit Places using invariants and state equation in 76 ms returned []
Implicit Place search using SMT with State Equation took 144 ms to find 0 implicit places.
[2023-03-22 17:06:17] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-22 17:06:17] [INFO ] Flow matrix only has 90 transitions (discarded 18 similar events)
[2023-03-22 17:06:17] [INFO ] Invariant cache hit.
[2023-03-22 17:06:17] [INFO ] Dead Transitions using invariants and state equation in 52 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 207 ms. Remains : 62/62 places, 108/108 transitions.
Treatment of property LamportFastMutEx-COL-3-LTLFireability-01 finished in 2593 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)&&X(G(p1)))))'
Support contains 10 out of 71 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 71/71 places, 114/114 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 68 transition count 111
Applied a total of 6 rules in 6 ms. Remains 68 /71 variables (removed 3) and now considering 111/114 (removed 3) transitions.
[2023-03-22 17:06:17] [INFO ] Flow matrix only has 93 transitions (discarded 18 similar events)
// Phase 1: matrix 93 rows 68 cols
[2023-03-22 17:06:17] [INFO ] Computed 17 place invariants in 1 ms
[2023-03-22 17:06:17] [INFO ] Implicit Places using invariants in 49 ms returned [44, 45, 46]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 58 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 65/71 places, 111/114 transitions.
Applied a total of 0 rules in 4 ms. Remains 65 /65 variables (removed 0) and now considering 111/111 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 68 ms. Remains : 65/71 places, 111/114 transitions.
Stuttering acceptance computed with spot in 133 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : LamportFastMutEx-COL-3-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0, 1} source=0 dest: 0}, { cond=p0, acceptance={1} source=0 dest: 1}, { cond=p0, acceptance={0, 1} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0, 1} source=1 dest: 0}, { cond=p0, acceptance={1} source=1 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0, 1} source=2 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={1} source=2 dest: 1}, { cond=p1, acceptance={0} source=2 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={0, 1} source=2 dest: 2}]], initial=0, aps=[p0:(OR (AND (GEQ s7 1) (GEQ s58 1)) (AND (GEQ s7 1) (GEQ s57 1)) (AND (GEQ s7 1) (GEQ s56 1))), p1:(OR (AND (GEQ s10 1) (GEQ s54 1)) (AND (GEQ s10 1) (GEQ...], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, complete, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 0 reset in 176 ms.
Stack based approach found an accepted trace after 40 steps with 0 reset with depth 41 and stack size 41 in 1 ms.
FORMULA LamportFastMutEx-COL-3-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-COL-3-LTLFireability-02 finished in 397 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 6 out of 71 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 114/114 transitions.
Applied a total of 0 rules in 1 ms. Remains 71 /71 variables (removed 0) and now considering 114/114 (removed 0) transitions.
[2023-03-22 17:06:18] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
// Phase 1: matrix 96 rows 71 cols
[2023-03-22 17:06:18] [INFO ] Computed 17 place invariants in 0 ms
[2023-03-22 17:06:18] [INFO ] Implicit Places using invariants in 56 ms returned [47, 48, 49]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 57 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 68/71 places, 114/114 transitions.
Applied a total of 0 rules in 1 ms. Remains 68 /68 variables (removed 0) and now considering 114/114 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 60 ms. Remains : 68/71 places, 114/114 transitions.
Stuttering acceptance computed with spot in 59 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : LamportFastMutEx-COL-3-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (AND (GEQ s8 1) (GEQ s23 1)) (AND (GEQ s8 1) (GEQ s24 1)) (AND (GEQ s9 1) (GEQ s23 1)) (AND (GEQ s10 1) (GEQ s23 1)) (AND (GEQ s10 1) (GEQ s24 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][false, false]]
Product exploration explored 100000 steps with 7353 reset in 143 ms.
Stack based approach found an accepted trace after 39 steps with 1 reset with depth 31 and stack size 31 in 0 ms.
FORMULA LamportFastMutEx-COL-3-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-COL-3-LTLFireability-04 finished in 286 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(X(G((G((X(p1) U p2))||p0)))))'
Support contains 9 out of 71 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 114/114 transitions.
Applied a total of 0 rules in 1 ms. Remains 71 /71 variables (removed 0) and now considering 114/114 (removed 0) transitions.
[2023-03-22 17:06:18] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
[2023-03-22 17:06:18] [INFO ] Invariant cache hit.
[2023-03-22 17:06:18] [INFO ] Implicit Places using invariants in 49 ms returned [47, 48, 49]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 50 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 68/71 places, 114/114 transitions.
Applied a total of 0 rules in 1 ms. Remains 68 /68 variables (removed 0) and now considering 114/114 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 53 ms. Remains : 68/71 places, 114/114 transitions.
Stuttering acceptance computed with spot in 177 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (OR (NOT p1) (NOT p2)), (NOT p2), true]
Running random walk in product with property : LamportFastMutEx-COL-3-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=1 dest: 2}, { cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p2) p1), acceptance={0} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 4}], [{ cond=(NOT p2), acceptance={} source=3 dest: 2}, { cond=true, acceptance={} source=3 dest: 3}], [{ cond=true, acceptance={0} source=4 dest: 4}]], initial=0, aps=[p0:(OR (AND (GEQ s8 1) (GEQ s23 1)) (AND (GEQ s8 1) (GEQ s24 1)) (AND (GEQ s9 1) (GEQ s23 1)) (AND (GEQ s10 1) (GEQ s23 1)) (AND (GEQ s10 1) (GEQ s24 1)) ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA LamportFastMutEx-COL-3-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-COL-3-LTLFireability-05 finished in 253 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(!p0)&&F(p1)))'
Support contains 16 out of 71 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 71/71 places, 114/114 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 68 transition count 111
Applied a total of 6 rules in 7 ms. Remains 68 /71 variables (removed 3) and now considering 111/114 (removed 3) transitions.
[2023-03-22 17:06:18] [INFO ] Flow matrix only has 93 transitions (discarded 18 similar events)
// Phase 1: matrix 93 rows 68 cols
[2023-03-22 17:06:18] [INFO ] Computed 17 place invariants in 1 ms
[2023-03-22 17:06:18] [INFO ] Implicit Places using invariants in 44 ms returned [44, 45, 46]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 45 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 65/71 places, 111/114 transitions.
Applied a total of 0 rules in 3 ms. Remains 65 /65 variables (removed 0) and now considering 111/111 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 55 ms. Remains : 65/71 places, 111/114 transitions.
Stuttering acceptance computed with spot in 111 ms :[(NOT p1), p0, (OR (NOT p1) p0)]
Running random walk in product with property : LamportFastMutEx-COL-3-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=p0, acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 0}, { cond=(AND p0 p1), acceptance={0} source=2 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={0} source=2 dest: 2}]], initial=2, aps=[p1:(OR (AND (GEQ s12 1) (GEQ s20 1)) (AND (GEQ s11 1) (GEQ s20 1)) (AND (GEQ s13 1) (GEQ s21 1)) (AND (GEQ s15 1) (GEQ s22 1)) (AND (GEQ s14 1) (GEQ s21 1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 5887 reset in 162 ms.
Stack based approach found an accepted trace after 745 steps with 50 reset with depth 30 and stack size 30 in 2 ms.
FORMULA LamportFastMutEx-COL-3-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-COL-3-LTLFireability-06 finished in 344 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 U (p1&&F(p2))))))'
Support contains 22 out of 71 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 71/71 places, 114/114 transitions.
Applied a total of 0 rules in 10 ms. Remains 71 /71 variables (removed 0) and now considering 114/114 (removed 0) transitions.
[2023-03-22 17:06:19] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
// Phase 1: matrix 96 rows 71 cols
[2023-03-22 17:06:19] [INFO ] Computed 17 place invariants in 1 ms
[2023-03-22 17:06:19] [INFO ] Implicit Places using invariants in 55 ms returned []
[2023-03-22 17:06:19] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
[2023-03-22 17:06:19] [INFO ] Invariant cache hit.
[2023-03-22 17:06:19] [INFO ] State equation strengthened by 27 read => feed constraints.
[2023-03-22 17:06:19] [INFO ] Implicit Places using invariants and state equation in 78 ms returned []
Implicit Place search using SMT with State Equation took 136 ms to find 0 implicit places.
[2023-03-22 17:06:19] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-22 17:06:19] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
[2023-03-22 17:06:19] [INFO ] Invariant cache hit.
[2023-03-22 17:06:19] [INFO ] Dead Transitions using invariants and state equation in 60 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 214 ms. Remains : 71/71 places, 114/114 transitions.
Stuttering acceptance computed with spot in 118 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (NOT p2)]
Running random walk in product with property : LamportFastMutEx-COL-3-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=(OR p1 p0), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=0 dest: 1}, { cond=(AND p1 (NOT p2)), acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=1 dest: 1}, { cond=(AND p1 (NOT p2)), acceptance={} source=1 dest: 2}], [{ cond=(NOT p2), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(OR (AND (GEQ s47 1) (GEQ s50 1) (GEQ s51 1) (GEQ s52 1)) (AND (GEQ s48 1) (GEQ s53 1) (GEQ s54 1) (GEQ s55 1)) (AND (GEQ s49 1) (GEQ s56 1) (GEQ s57 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 1904 reset in 249 ms.
Stack based approach found an accepted trace after 440 steps with 8 reset with depth 96 and stack size 96 in 2 ms.
FORMULA LamportFastMutEx-COL-3-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-COL-3-LTLFireability-08 finished in 606 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 19 out of 71 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 71/71 places, 114/114 transitions.
Applied a total of 0 rules in 5 ms. Remains 71 /71 variables (removed 0) and now considering 114/114 (removed 0) transitions.
[2023-03-22 17:06:19] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
[2023-03-22 17:06:19] [INFO ] Invariant cache hit.
[2023-03-22 17:06:19] [INFO ] Implicit Places using invariants in 45 ms returned []
[2023-03-22 17:06:19] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
[2023-03-22 17:06:19] [INFO ] Invariant cache hit.
[2023-03-22 17:06:19] [INFO ] State equation strengthened by 27 read => feed constraints.
[2023-03-22 17:06:19] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 118 ms to find 0 implicit places.
[2023-03-22 17:06:19] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-22 17:06:19] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
[2023-03-22 17:06:19] [INFO ] Invariant cache hit.
[2023-03-22 17:06:19] [INFO ] Dead Transitions using invariants and state equation in 50 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 181 ms. Remains : 71/71 places, 114/114 transitions.
Stuttering acceptance computed with spot in 97 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : LamportFastMutEx-COL-3-LTLFireability-09 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 s47 1) (GEQ s50 1) (GEQ s51 1) (GEQ s52 1)) (AND (GEQ s48 1) (GEQ s53 1) (GEQ s54 1) (GEQ s55 1)) (AND (GEQ s49 1) (GEQ s56 1) (GEQ s57 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 0 reset in 233 ms.
Stack based approach found an accepted trace after 147 steps with 1 reset with depth 113 and stack size 113 in 0 ms.
FORMULA LamportFastMutEx-COL-3-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-COL-3-LTLFireability-09 finished in 530 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) U (p1&&G(p0)))))'
Support contains 16 out of 71 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 114/114 transitions.
Applied a total of 0 rules in 2 ms. Remains 71 /71 variables (removed 0) and now considering 114/114 (removed 0) transitions.
[2023-03-22 17:06:20] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
[2023-03-22 17:06:20] [INFO ] Invariant cache hit.
[2023-03-22 17:06:20] [INFO ] Implicit Places using invariants in 45 ms returned [47, 48, 49]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 46 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 68/71 places, 114/114 transitions.
Applied a total of 0 rules in 1 ms. Remains 68 /68 variables (removed 0) and now considering 114/114 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 51 ms. Remains : 68/71 places, 114/114 transitions.
Stuttering acceptance computed with spot in 103 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), true, (OR (NOT p0) (NOT p1))]
Running random walk in product with property : LamportFastMutEx-COL-3-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(AND p1 p0), acceptance={0} source=3 dest: 0}, { cond=(NOT p0), acceptance={0} source=3 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={0} source=3 dest: 3}]], initial=1, aps=[p0:(OR (AND (GEQ s9 1) (GEQ s26 1)) (AND (GEQ s7 1) (GEQ s27 1)) (AND (GEQ s7 1) (GEQ s28 1)) (AND (GEQ s9 1) (GEQ s27 1)) (AND (GEQ s7 1) (GEQ s26 1)) (A...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, 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 0 ms.
FORMULA LamportFastMutEx-COL-3-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-COL-3-LTLFireability-11 finished in 174 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(G((p0||X(G(p0))))))))'
Support contains 3 out of 71 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 114/114 transitions.
Applied a total of 0 rules in 2 ms. Remains 71 /71 variables (removed 0) and now considering 114/114 (removed 0) transitions.
[2023-03-22 17:06:20] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
[2023-03-22 17:06:20] [INFO ] Invariant cache hit.
[2023-03-22 17:06:20] [INFO ] Implicit Places using invariants in 61 ms returned [47, 48, 49]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 62 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 68/71 places, 114/114 transitions.
Applied a total of 0 rules in 1 ms. Remains 68 /68 variables (removed 0) and now considering 114/114 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 66 ms. Remains : 68/71 places, 114/114 transitions.
Stuttering acceptance computed with spot in 180 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : LamportFastMutEx-COL-3-LTLFireability-12 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=(NOT p0), acceptance={} source=2 dest: 1}, { cond=p0, acceptance={} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={} source=4 dest: 5}], [{ cond=true, acceptance={} source=5 dest: 3}]], initial=4, aps=[p0:(AND (LT s35 1) (LT s37 1) (LT s36 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 56 steps with 0 reset in 1 ms.
FORMULA LamportFastMutEx-COL-3-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-COL-3-LTLFireability-12 finished in 263 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((!p0&&X(G(p0))))))'
Support contains 7 out of 71 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 114/114 transitions.
Applied a total of 0 rules in 2 ms. Remains 71 /71 variables (removed 0) and now considering 114/114 (removed 0) transitions.
[2023-03-22 17:06:20] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
[2023-03-22 17:06:20] [INFO ] Invariant cache hit.
[2023-03-22 17:06:20] [INFO ] Implicit Places using invariants in 54 ms returned [47, 48, 49]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 55 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 68/71 places, 114/114 transitions.
Applied a total of 0 rules in 1 ms. Remains 68 /68 variables (removed 0) and now considering 114/114 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 59 ms. Remains : 68/71 places, 114/114 transitions.
Stuttering acceptance computed with spot in 160 ms :[true, true, (NOT p0), true, true]
Running random walk in product with property : LamportFastMutEx-COL-3-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p0, acceptance={} source=1 dest: 0}, { cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={} source=4 dest: 1}]], initial=3, aps=[p0:(AND (OR (LT s4 1) (LT s19 1)) (OR (LT s6 1) (LT s17 1)) (OR (LT s6 1) (LT s18 1)) (OR (LT s4 1) (LT s17 1)) (OR (LT s6 1) (LT s19 1)) (OR (LT s4 1) (L...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA LamportFastMutEx-COL-3-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-COL-3-LTLFireability-13 finished in 235 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&(p0 U X(X(G(p1))))))'
Support contains 24 out of 71 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 71/71 places, 114/114 transitions.
Applied a total of 0 rules in 1 ms. Remains 71 /71 variables (removed 0) and now considering 114/114 (removed 0) transitions.
[2023-03-22 17:06:20] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
[2023-03-22 17:06:20] [INFO ] Invariant cache hit.
[2023-03-22 17:06:21] [INFO ] Implicit Places using invariants in 47 ms returned []
[2023-03-22 17:06:21] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
[2023-03-22 17:06:21] [INFO ] Invariant cache hit.
[2023-03-22 17:06:21] [INFO ] State equation strengthened by 27 read => feed constraints.
[2023-03-22 17:06:21] [INFO ] Implicit Places using invariants and state equation in 78 ms returned []
Implicit Place search using SMT with State Equation took 127 ms to find 0 implicit places.
[2023-03-22 17:06:21] [INFO ] Flow matrix only has 96 transitions (discarded 18 similar events)
[2023-03-22 17:06:21] [INFO ] Invariant cache hit.
[2023-03-22 17:06:21] [INFO ] Dead Transitions using invariants and state equation in 52 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 181 ms. Remains : 71/71 places, 114/114 transitions.
Stuttering acceptance computed with spot in 194 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1), true, (NOT p1)]
Running random walk in product with property : LamportFastMutEx-COL-3-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p0), acceptance={} source=0 dest: 2}, { cond=p0, acceptance={} source=0 dest: 5}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=p1, acceptance={} source=3 dest: 3}, { cond=(NOT p1), acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(NOT p0), acceptance={} source=5 dest: 2}, { cond=(AND p0 p1), acceptance={} source=5 dest: 5}, { cond=(AND p0 (NOT p1)), acceptance={0} source=5 dest: 5}]], initial=0, aps=[p0:(OR (AND (GEQ s13 1) (GEQ s42 1) (GEQ s48 1)) (AND (GEQ s15 1) (GEQ s40 1) (GEQ s47 1)) (AND (GEQ s11 1) (GEQ s44 1) (GEQ s49 1)) (AND (GEQ s15 1) (GEQ...], 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]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA LamportFastMutEx-COL-3-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-COL-3-LTLFireability-14 finished in 396 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(p1)||p0)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
[2023-03-22 17:06:21] [INFO ] Flatten gal took : 9 ms
[2023-03-22 17:06:21] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2023-03-22 17:06:21] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 71 places, 114 transitions and 480 arcs took 3 ms.
Total runtime 11400 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1015/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1015/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : LamportFastMutEx-COL-3-LTLFireability-00
Could not compute solution for formula : LamportFastMutEx-COL-3-LTLFireability-01

BK_STOP 1679504782854

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2023
ltl formula name LamportFastMutEx-COL-3-LTLFireability-00
ltl formula formula --ltl=/tmp/1015/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 71 places, 114 transitions and 480 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.020 real 0.010 user 0.000 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1015/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1015/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1015/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1015/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
ltl formula name LamportFastMutEx-COL-3-LTLFireability-01
ltl formula formula --ltl=/tmp/1015/ltl_1_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 71 places, 114 transitions and 480 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.020 real 0.000 user 0.000 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1015/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1015/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1015/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1015/ltl_1_
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
free(): double free detected in tcache 2

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-3"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is LamportFastMutEx-COL-3, 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 r233-tall-167856418800348"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LamportFastMutEx-COL-3.tgz
mv LamportFastMutEx-COL-3 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 ;