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.r457-smll-167912648700028.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is SmallOperatingSystem-PT-MT0064DC0016, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r457-smll-167912648700028
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 460K
-rw-r--r-- 1 mcc users 7.1K Feb 25 12:50 CTLCardinality.txt
-rw-r--r-- 1 mcc users 60K Feb 25 12:50 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Feb 25 12:49 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Feb 25 12:49 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.7K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.5K Feb 25 17:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 17:07 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Feb 25 17:07 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 17:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Feb 25 12:50 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 126K Feb 25 12:50 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.6K Feb 25 12:50 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 70K Feb 25 12:50 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 17:07 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K Feb 25 17:07 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 13 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 8.2K Mar 5 18:23 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 SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-00
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-01
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-02
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-03
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-04
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-05
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-06
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-07
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-08
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-09
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-10
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-11
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-12
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-13
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-14
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679210895002

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=SmallOperatingSystem-PT-MT0064DC0016
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-19 07:28:17] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-19 07:28:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-19 07:28:18] [INFO ] Load time of PNML (sax parser for PT used): 28 ms
[2023-03-19 07:28:18] [INFO ] Transformed 9 places.
[2023-03-19 07:28:18] [INFO ] Transformed 8 transitions.
[2023-03-19 07:28:18] [INFO ] Parsed PT model containing 9 places and 8 transitions and 27 arcs in 121 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 12 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 9 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Applied a total of 0 rules in 13 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 9 cols
[2023-03-19 07:28:18] [INFO ] Computed 4 place invariants in 4 ms
[2023-03-19 07:28:18] [INFO ] Implicit Places using invariants in 183 ms returned []
[2023-03-19 07:28:18] [INFO ] Invariant cache hit.
[2023-03-19 07:28:18] [INFO ] Implicit Places using invariants and state equation in 83 ms returned []
Implicit Place search using SMT with State Equation took 313 ms to find 0 implicit places.
[2023-03-19 07:28:18] [INFO ] Invariant cache hit.
[2023-03-19 07:28:18] [INFO ] Dead Transitions using invariants and state equation in 48 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 382 ms. Remains : 9/9 places, 8/8 transitions.
Support contains 9 out of 9 places after structural reductions.
[2023-03-19 07:28:18] [INFO ] Flatten gal took : 19 ms
[2023-03-19 07:28:18] [INFO ] Flatten gal took : 4 ms
[2023-03-19 07:28:19] [INFO ] Input system was already deterministic with 8 transitions.
Finished random walk after 1737 steps, including 0 resets, run visited all 13 properties in 28 ms. (steps per millisecond=62 )
FORMULA SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-08 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 7 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 7 transition count 7
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 5 transition count 6
Applied a total of 5 rules in 10 ms. Remains 5 /9 variables (removed 4) and now considering 6/8 (removed 2) transitions.
// Phase 1: matrix 6 rows 5 cols
[2023-03-19 07:28:19] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-19 07:28:19] [INFO ] Implicit Places using invariants in 32 ms returned []
[2023-03-19 07:28:19] [INFO ] Invariant cache hit.
[2023-03-19 07:28:19] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-19 07:28:19] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
[2023-03-19 07:28:19] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 07:28:19] [INFO ] Invariant cache hit.
[2023-03-19 07:28:19] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 5/9 places, 6/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 111 ms. Remains : 5/9 places, 6/8 transitions.
Stuttering acceptance computed with spot in 187 ms :[(NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(GEQ s3 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 2 ms.
FORMULA SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-00 finished in 387 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((X(G(p0)) U (F(p2)&&p1)))))'
Support contains 6 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 7 transition count 7
Applied a total of 3 rules in 2 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2023-03-19 07:28:19] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-19 07:28:19] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-19 07:28:19] [INFO ] Invariant cache hit.
[2023-03-19 07:28:19] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-19 07:28:19] [INFO ] Implicit Places using invariants and state equation in 48 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
[2023-03-19 07:28:19] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 07:28:19] [INFO ] Invariant cache hit.
[2023-03-19 07:28:19] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 117 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 282 ms :[(OR (NOT p2) (NOT p1)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND p0 (NOT p1)) (AND p0 (NOT p2))), (AND (NOT p2) (NOT p1) (NOT p0)), (NOT p2)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={1} source=0 dest: 0}, { cond=(NOT p1), acceptance={0, 1} source=0 dest: 1}, { cond=(NOT p1), acceptance={0, 1} source=0 dest: 2}, { cond=(AND p1 (NOT p2)), acceptance={} source=0 dest: 4}], [{ cond=(NOT p0), acceptance={1} source=1 dest: 0}, { cond=(AND p1 p0), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0, 1} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0, 1} source=1 dest: 2}, { cond=(AND p1 (NOT p2) p0), acceptance={} source=1 dest: 3}, { cond=(AND p1 (NOT p2) (NOT p0)), acceptance={} source=1 dest: 4}], [{ cond=(AND (NOT p1) p0), acceptance={0, 1} source=2 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={0, 1} source=2 dest: 2}, { cond=(AND p1 (NOT p2) p0), acceptance={} source=2 dest: 4}], [{ cond=(AND (NOT p1) (NOT p2) p0), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p1) (NOT p2) (NOT p0)), acceptance={} source=3 dest: 4}], [{ cond=(NOT p2), acceptance={0, 1} source=4 dest: 4}]], initial=0, aps=[p1:(AND (LT s4 1) (GEQ s0 1) (GEQ s1 1) (GEQ s2 1)), p2:(GEQ s6 1), p0:(LT s3 1)], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null, null][true, true, true, true, true]]
Stuttering criterion allowed to conclude after 17 steps with 5 reset in 1 ms.
FORMULA SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-02 finished in 426 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)&&X(F(!p1)))))'
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Applied a total of 1 rules in 0 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 8 cols
[2023-03-19 07:28:20] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 07:28:20] [INFO ] Implicit Places using invariants in 31 ms returned []
[2023-03-19 07:28:20] [INFO ] Invariant cache hit.
[2023-03-19 07:28:20] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 80 ms to find 0 implicit places.
[2023-03-19 07:28:20] [INFO ] Invariant cache hit.
[2023-03-19 07:28:20] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 8/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 117 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 162 ms :[(OR (NOT p0) p1), (OR (NOT p0) p1), (NOT p0), p1]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=true, acceptance={} source=1 dest: 3}], [{ cond=(NOT p0), acceptance={} source=2 dest: 2}], [{ cond=p1, acceptance={} source=3 dest: 3}]], initial=0, aps=[p0:(GEQ s7 1), p1:(LT s2 1)], nbAcceptance=0, 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 4892 reset in 391 ms.
Stack based approach found an accepted trace after 23 steps with 1 reset with depth 7 and stack size 7 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-03 finished in 687 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)||(X(X(G(p1)))&&G(p2))))'
Support contains 5 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Applied a total of 0 rules in 5 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 9 cols
[2023-03-19 07:28:20] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-19 07:28:20] [INFO ] Implicit Places using invariants in 34 ms returned []
[2023-03-19 07:28:20] [INFO ] Invariant cache hit.
[2023-03-19 07:28:20] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 94 ms to find 0 implicit places.
[2023-03-19 07:28:20] [INFO ] Invariant cache hit.
[2023-03-19 07:28:20] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 131 ms. Remains : 9/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 199 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p0) p2 p1), acceptance={} source=0 dest: 0}, { cond=(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), acceptance={} source=0 dest: 3}], [{ cond=(AND (NOT p0) p2), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p0) p2), acceptance={} source=2 dest: 1}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=3 dest: 3}]], initial=2, aps=[p0:(AND (GEQ s8 1) (GEQ s0 1) (GEQ s1 1) (GEQ s2 1)), p2:(GEQ s7 1), p1:(OR (LT s0 1) (LT s1 1) (LT s2 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 226 ms.
Product exploration explored 100000 steps with 50000 reset in 180 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT (AND (NOT p0) p2))), (X (NOT (AND (NOT p0) (NOT p2)))), (X p0), (X (X (NOT (AND (NOT p0) p2 p1))))]
False Knowledge obtained : [(X (X (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))))), (X (X (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1)))))), (X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 5 factoid took 225 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-04 finished in 987 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 1 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 8 transition count 6
Reduce places removed 3 places and 0 transitions.
Graph (trivial) has 3 edges and 5 vertex of which 2 / 5 are part of one of the 1 SCC in 3 ms
Free SCC test removed 1 places
Iterating post reduction 1 with 4 rules applied. Total rules applied 6 place count 4 transition count 6
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 7 place count 4 transition count 5
Applied a total of 7 rules in 8 ms. Remains 4 /9 variables (removed 5) and now considering 5/8 (removed 3) transitions.
// Phase 1: matrix 5 rows 4 cols
[2023-03-19 07:28:21] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-19 07:28:21] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-19 07:28:21] [INFO ] Invariant cache hit.
[2023-03-19 07:28:21] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
[2023-03-19 07:28:21] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 07:28:21] [INFO ] Invariant cache hit.
[2023-03-19 07:28:21] [INFO ] Dead Transitions using invariants and state equation in 33 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 4/9 places, 5/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 101 ms. Remains : 4/9 places, 5/8 transitions.
Stuttering acceptance computed with spot in 57 ms :[p0]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 0}, { cond=p0, acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(GEQ s3 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-05 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' '!(G(F(!p0)))'
Support contains 1 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 7
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 7 transition count 7
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 3 rules applied. Total rules applied 5 place count 5 transition count 6
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 7 place count 4 transition count 6
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 8 place count 4 transition count 5
Applied a total of 8 rules in 6 ms. Remains 4 /9 variables (removed 5) and now considering 5/8 (removed 3) transitions.
[2023-03-19 07:28:21] [INFO ] Flow matrix only has 4 transitions (discarded 1 similar events)
// Phase 1: matrix 4 rows 4 cols
[2023-03-19 07:28:21] [INFO ] Computed 2 place invariants in 0 ms
[2023-03-19 07:28:22] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-03-19 07:28:22] [INFO ] Flow matrix only has 4 transitions (discarded 1 similar events)
[2023-03-19 07:28:22] [INFO ] Invariant cache hit.
[2023-03-19 07:28:22] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
[2023-03-19 07:28:22] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 07:28:22] [INFO ] Flow matrix only has 4 transitions (discarded 1 similar events)
[2023-03-19 07:28:22] [INFO ] Invariant cache hit.
[2023-03-19 07:28:22] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 4/9 places, 5/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 96 ms. Remains : 4/9 places, 5/8 transitions.
Stuttering acceptance computed with spot in 72 ms :[p0, p0]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LT s2 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-06 finished in 187 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 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 8 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 8 transition count 7
Applied a total of 2 rules in 2 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2023-03-19 07:28:22] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-19 07:28:22] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-19 07:28:22] [INFO ] Invariant cache hit.
[2023-03-19 07:28:22] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
[2023-03-19 07:28:22] [INFO ] Invariant cache hit.
[2023-03-19 07:28:22] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 7/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 89 ms. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 124 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-09 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:(OR (LT s0 1) (LT s2 1) (LT s5 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 24 steps with 0 reset in 1 ms.
FORMULA SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-09 finished in 227 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 1 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 7 transition count 7
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 7 transition count 7
Applied a total of 3 rules in 0 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2023-03-19 07:28:22] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 07:28:22] [INFO ] Implicit Places using invariants in 26 ms returned []
[2023-03-19 07:28:22] [INFO ] Invariant cache hit.
[2023-03-19 07:28:22] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
[2023-03-19 07:28:22] [INFO ] Invariant cache hit.
[2023-03-19 07:28:22] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 89 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 119 ms :[true, p0, p0, p0]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-10 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: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(GEQ s3 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 5 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-10 finished in 221 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)||(p0&&F(!p1))))))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Applied a total of 1 rules in 1 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 8 cols
[2023-03-19 07:28:22] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 07:28:22] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-19 07:28:22] [INFO ] Invariant cache hit.
[2023-03-19 07:28:22] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
[2023-03-19 07:28:22] [INFO ] Invariant cache hit.
[2023-03-19 07:28:22] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 8/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 83 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 199 ms :[true, p1, (NOT p0), (AND p1 (NOT p0)), (NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p1, acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=(AND p0 p1), acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 1}, { cond=(AND p0 p1), acceptance={} source=3 dest: 3}], [{ cond=true, acceptance={} source=4 dest: 5}], [{ cond=true, acceptance={} source=5 dest: 2}]], initial=4, aps=[p1:(OR (LT s4 1) (LT s5 1)), p0:(LT s2 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 7803 reset in 160 ms.
Product exploration explored 100000 steps with 7844 reset in 141 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 p0), (X (X (AND p0 p1))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 138 ms. Reduced automaton from 6 states, 8 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 190 ms :[p1, (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0))]
Finished random walk after 824 steps, including 0 resets, run visited all 3 properties in 9 ms. (steps per millisecond=91 )
Knowledge obtained : [(AND p1 p0), (X (X (AND p0 p1))), (X (X p0))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (AND p1 p0))), (F (AND p1 (NOT p0)))]
Knowledge based reduction with 3 factoid took 205 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 189 ms :[p1, (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0))]
Stuttering acceptance computed with spot in 326 ms :[p1, (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0))]
Support contains 3 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-19 07:28:24] [INFO ] Invariant cache hit.
[2023-03-19 07:28:24] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-19 07:28:24] [INFO ] Invariant cache hit.
[2023-03-19 07:28:24] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
[2023-03-19 07:28:24] [INFO ] Invariant cache hit.
[2023-03-19 07:28:24] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 81 ms. Remains : 8/8 places, 8/8 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 p0), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 86 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 175 ms :[p1, (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0))]
Finished random walk after 272 steps, including 0 resets, run visited all 3 properties in 16 ms. (steps per millisecond=17 )
Knowledge obtained : [(AND p1 p0), true]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (AND p1 p0))), (F (AND p1 (NOT p0)))]
Knowledge based reduction with 2 factoid took 152 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 177 ms :[p1, (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0))]
Stuttering acceptance computed with spot in 180 ms :[p1, (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0))]
Stuttering acceptance computed with spot in 178 ms :[p1, (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0))]
Product exploration explored 100000 steps with 7903 reset in 84 ms.
Product exploration explored 100000 steps with 7895 reset in 88 ms.
Applying partial POR strategy [true, true, false, false, false]
Stuttering acceptance computed with spot in 179 ms :[p1, (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0))]
Support contains 3 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 8/8 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 1 rules in 2 ms. Remains 8 /8 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-19 07:28:25] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 8 rows 8 cols
[2023-03-19 07:28:25] [INFO ] Computed 3 place invariants in 7 ms
[2023-03-19 07:28:25] [INFO ] Dead Transitions using invariants and state equation in 36 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/8 places, 8/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 45 ms. Remains : 8/8 places, 8/8 transitions.
Support contains 3 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 8 cols
[2023-03-19 07:28:25] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 07:28:25] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-19 07:28:25] [INFO ] Invariant cache hit.
[2023-03-19 07:28:26] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
[2023-03-19 07:28:26] [INFO ] Invariant cache hit.
[2023-03-19 07:28:26] [INFO ] Dead Transitions using invariants and state equation in 34 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 88 ms. Remains : 8/8 places, 8/8 transitions.
Treatment of property SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-12 finished in 3486 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(p1)||p0)))'
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 7 transition count 7
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 7 transition count 7
Applied a total of 3 rules in 2 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2023-03-19 07:28:26] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-19 07:28:26] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-19 07:28:26] [INFO ] Invariant cache hit.
[2023-03-19 07:28:26] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
[2023-03-19 07:28:26] [INFO ] Invariant cache hit.
[2023-03-19 07:28:26] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 81 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 109 ms :[(AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 1}]], initial=0, aps=[p1:(OR (LT s4 1) (LT s5 1)), p0:(OR (LT s4 1) (LT s5 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 50000 reset in 42 ms.
Product exploration explored 100000 steps with 50000 reset in 58 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT (AND (NOT p0) (NOT p1))))
Knowledge based reduction with 3 factoid took 61 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-13 finished in 370 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(F(p1))||p0))))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Applied a total of 1 rules in 1 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 8 cols
[2023-03-19 07:28:26] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-19 07:28:26] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-19 07:28:26] [INFO ] Invariant cache hit.
[2023-03-19 07:28:26] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
[2023-03-19 07:28:26] [INFO ] Invariant cache hit.
[2023-03-19 07:28:26] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 8/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 84 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 108 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(OR (LT s7 1) (LT s2 1)), p1:(GEQ s6 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 56 ms.
Product exploration explored 100000 steps with 50000 reset in 59 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 5 factoid took 99 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-15 finished in 424 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)||(p0&&F(!p1))))))'
[2023-03-19 07:28:26] [INFO ] Flatten gal took : 4 ms
[2023-03-19 07:28:26] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2023-03-19 07:28:26] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 9 places, 8 transitions and 27 arcs took 1 ms.
Total runtime 9090 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1053/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-12

BK_STOP 1679210908489

--------------------
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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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 SmallOperatingSystem-PT-MT0064DC0016-LTLFireability-12
ltl formula formula --ltl=/tmp/1053/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 9 places, 8 transitions and 27 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 0.000 real 0.000 user 0.000 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1053/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1053/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1053/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1053/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 6 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)

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="SmallOperatingSystem-PT-MT0064DC0016"
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 SmallOperatingSystem-PT-MT0064DC0016, 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 r457-smll-167912648700028"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SmallOperatingSystem-PT-MT0064DC0016.tgz
mv SmallOperatingSystem-PT-MT0064DC0016 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 ;