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.r455-smll-167912646800012.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is SmallOperatingSystem-PT-MT0032DC0008, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r455-smll-167912646800012
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 508K
-rw-r--r-- 1 mcc users 11K Feb 25 12:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 97K Feb 25 12:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Feb 25 12:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K Feb 25 12:48 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 4.2K Feb 25 17:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 17:07 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Feb 25 17:07 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 17:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 25 12:49 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 103K Feb 25 12:49 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Feb 25 12:49 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 101K Feb 25 12:49 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K 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-MT0032DC0008-LTLFireability-00
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-01
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-02
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-03
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-04
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-05
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-06
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-07
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-08
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-09
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-10
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-11
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-12
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-13
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-14
FORMULA_NAME SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679182948462

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SmallOperatingSystem-PT-MT0032DC0008
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-18 23:42:32] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-18 23:42:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 23:42:32] [INFO ] Load time of PNML (sax parser for PT used): 45 ms
[2023-03-18 23:42:32] [INFO ] Transformed 9 places.
[2023-03-18 23:42:32] [INFO ] Transformed 8 transitions.
[2023-03-18 23:42:32] [INFO ] Parsed PT model containing 9 places and 8 transitions and 27 arcs in 211 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 18 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Initial state reduction rules removed 2 formulas.
FORMULA SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-08 FALSE 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 18 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 9 cols
[2023-03-18 23:42:32] [INFO ] Computed 4 place invariants in 5 ms
[2023-03-18 23:42:32] [INFO ] Implicit Places using invariants in 193 ms returned []
[2023-03-18 23:42:32] [INFO ] Invariant cache hit.
[2023-03-18 23:42:32] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 310 ms to find 0 implicit places.
[2023-03-18 23:42:32] [INFO ] Invariant cache hit.
[2023-03-18 23:42:32] [INFO ] Dead Transitions using invariants and state equation in 47 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 379 ms. Remains : 9/9 places, 8/8 transitions.
Support contains 9 out of 9 places after structural reductions.
[2023-03-18 23:42:33] [INFO ] Flatten gal took : 28 ms
[2023-03-18 23:42:33] [INFO ] Flatten gal took : 7 ms
[2023-03-18 23:42:33] [INFO ] Input system was already deterministic with 8 transitions.
Finished random walk after 91 steps, including 0 resets, run visited all 11 properties in 19 ms. (steps per millisecond=4 )
FORMULA SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-00 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' '!(X((G((F(G(p0))&&F(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 2 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-18 23:42:33] [INFO ] Invariant cache hit.
[2023-03-18 23:42:33] [INFO ] Implicit Places using invariants in 44 ms returned []
[2023-03-18 23:42:33] [INFO ] Invariant cache hit.
[2023-03-18 23:42:34] [INFO ] Implicit Places using invariants and state equation in 62 ms returned []
Implicit Place search using SMT with State Equation took 109 ms to find 0 implicit places.
[2023-03-18 23:42:34] [INFO ] Invariant cache hit.
[2023-03-18 23:42:34] [INFO ] Dead Transitions using invariants and state equation in 56 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 168 ms. Remains : 9/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 587 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p2, acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p1) (NOT p2)), acceptance={} source=1 dest: 3}, { cond=(NOT p2), acceptance={} source=1 dest: 4}], [{ cond=p0, acceptance={} source=2 dest: 2}, { cond=(NOT p0), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=3 dest: 3}], [{ cond=(NOT p0), acceptance={} source=4 dest: 2}, { cond=(NOT p1), acceptance={} source=4 dest: 3}, { cond=true, acceptance={} source=4 dest: 4}]], initial=0, aps=[p2:(GEQ s3 1), p0:(LT s8 1), p1:(OR (LT s3 1) (LT s0 1) (LT s2 1) (LT s5 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 502 ms.
Stack based approach found an accepted trace after 13 steps with 0 reset with depth 14 and stack size 14 in 2 ms.
FORMULA SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-04 finished in 1379 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 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 15 ms. Remains 4 /9 variables (removed 5) and now considering 5/8 (removed 3) transitions.
// Phase 1: matrix 5 rows 4 cols
[2023-03-18 23:42:35] [INFO ] Computed 2 place invariants in 0 ms
[2023-03-18 23:42:35] [INFO ] Implicit Places using invariants in 31 ms returned []
[2023-03-18 23:42:35] [INFO ] Invariant cache hit.
[2023-03-18 23:42:35] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
[2023-03-18 23:42:35] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-18 23:42:35] [INFO ] Invariant cache hit.
[2023-03-18 23:42:35] [INFO ] Dead Transitions using invariants and state equation in 39 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 127 ms. Remains : 4/9 places, 5/8 transitions.
Stuttering acceptance computed with spot in 104 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-05 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:(GEQ s3 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-MT0032DC0008-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0032DC0008-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' '!(X((p0 U ((G(!p2)||X(F(p3)))&&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 2 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 8 cols
[2023-03-18 23:42:35] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-18 23:42:35] [INFO ] Implicit Places using invariants in 32 ms returned []
[2023-03-18 23:42:35] [INFO ] Invariant cache hit.
[2023-03-18 23:42:35] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 78 ms to find 0 implicit places.
[2023-03-18 23:42:35] [INFO ] Invariant cache hit.
[2023-03-18 23:42:35] [INFO ] Dead Transitions using invariants and state equation in 44 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 125 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 417 ms :[(OR (NOT p1) (AND p2 (NOT p3))), (OR (NOT p1) (AND p2 (NOT p3))), true, (NOT p3), (AND (NOT p3) p2), (AND p2 (NOT p3)), (OR (AND (NOT p1) (NOT p3)) (AND p2 (NOT p3)))]
Running random walk in product with property : SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p1) p0), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=1 dest: 2}, { cond=(AND p1 p2 (NOT p0)), acceptance={} source=1 dest: 3}, { cond=(AND p1 (NOT p2) (NOT p0)), acceptance={} source=1 dest: 4}, { cond=(AND p1 (NOT p2) p0), acceptance={} source=1 dest: 5}, { cond=(AND p1 p2 p0), acceptance={} source=1 dest: 6}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p3), acceptance={0} source=3 dest: 3}], [{ cond=(AND p2 (NOT p3)), acceptance={} source=4 dest: 3}, { cond=(AND (NOT p2) (NOT p3)), acceptance={} source=4 dest: 4}], [{ cond=(AND p2 (NOT p0) (NOT p3)), acceptance={} source=5 dest: 3}, { cond=(AND (NOT p2) (NOT p0) (NOT p3)), acceptance={} source=5 dest: 4}, { cond=(AND (NOT p2) p0 (NOT p3)), acceptance={} source=5 dest: 5}, { cond=(AND p2 p0 (NOT p3)), acceptance={0} source=5 dest: 6}], [{ cond=(OR (AND (NOT p1) (NOT p0) (NOT p3)) (AND p2 (NOT p0) (NOT p3))), acceptance={} source=6 dest: 3}, { cond=(AND p1 (NOT p2) (NOT p0) (NOT p3)), acceptance={} source=6 dest: 4}, { cond=(AND p1 (NOT p2) p0 (NOT p3)), acceptance={} source=6 dest: 5}, { cond=(OR (AND (NOT p1) p0 (NOT p3)) (AND p2 p0 (NOT p3))), acceptance={0} source=6 dest: 6}]], initial=0, aps=[p1:(AND (GEQ s3 1) (GEQ s5 1)), p0:(GEQ s3 1), p2:(OR (LT s3 1) (LT s5 1)), p3:(LT s7 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-06 finished in 574 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 0 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 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 9 place count 4 transition count 4
Applied a total of 9 rules in 7 ms. Remains 4 /9 variables (removed 5) and now considering 4/8 (removed 4) transitions.
// Phase 1: matrix 4 rows 4 cols
[2023-03-18 23:42:36] [INFO ] Computed 2 place invariants in 0 ms
[2023-03-18 23:42:36] [INFO ] Implicit Places using invariants in 40 ms returned []
[2023-03-18 23:42:36] [INFO ] Invariant cache hit.
[2023-03-18 23:42:36] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-18 23:42:36] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
[2023-03-18 23:42:36] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-18 23:42:36] [INFO ] Invariant cache hit.
[2023-03-18 23:42:36] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 4/9 places, 4/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 134 ms. Remains : 4/9 places, 4/8 transitions.
Stuttering acceptance computed with spot in 104 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-07 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:(LT s3 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 3 steps with 0 reset in 1 ms.
FORMULA SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-07 finished in 257 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 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 5 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2023-03-18 23:42:36] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-18 23:42:36] [INFO ] Implicit Places using invariants in 33 ms returned []
[2023-03-18 23:42:36] [INFO ] Invariant cache hit.
[2023-03-18 23:42:36] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 81 ms to find 0 implicit places.
[2023-03-18 23:42:36] [INFO ] Invariant cache hit.
[2023-03-18 23:42:36] [INFO ] Dead Transitions using invariants and state equation in 47 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 135 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 102 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-10 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 (LT s3 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][false, false]]
Product exploration explored 100000 steps with 50000 reset in 270 ms.
Product exploration explored 100000 steps with 50000 reset in 256 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 2 factoid took 328 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-10 finished in 1115 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 1 out of 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 2 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 8 cols
[2023-03-18 23:42:37] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-18 23:42:37] [INFO ] Implicit Places using invariants in 52 ms returned []
[2023-03-18 23:42:37] [INFO ] Invariant cache hit.
[2023-03-18 23:42:37] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 93 ms to find 0 implicit places.
[2023-03-18 23:42:37] [INFO ] Invariant cache hit.
[2023-03-18 23:42:37] [INFO ] Dead Transitions using invariants and state equation in 66 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 164 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 83 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LT s7 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 2918 reset in 197 ms.
Stack based approach found an accepted trace after 7 steps with 1 reset with depth 5 and stack size 5 in 1 ms.
FORMULA SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-11 finished in 463 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 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
[2023-03-18 23:42:37] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-18 23:42:37] [INFO ] Implicit Places using invariants in 31 ms returned []
[2023-03-18 23:42:37] [INFO ] Invariant cache hit.
[2023-03-18 23:42:37] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
[2023-03-18 23:42:37] [INFO ] Invariant cache hit.
[2023-03-18 23:42:38] [INFO ] Dead Transitions using invariants and state equation in 36 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 114 ms. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 121 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (GEQ s0 1) (GEQ s1 1) (GEQ s2 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 32 steps with 0 reset in 1 ms.
FORMULA SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-12 finished in 273 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U X(X(G(!p1)))) U (X(F(!p3))&&p2)))'
Support contains 7 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 0 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 9 cols
[2023-03-18 23:42:38] [INFO ] Computed 4 place invariants in 2 ms
[2023-03-18 23:42:38] [INFO ] Implicit Places using invariants in 33 ms returned []
[2023-03-18 23:42:38] [INFO ] Invariant cache hit.
[2023-03-18 23:42:38] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
[2023-03-18 23:42:38] [INFO ] Invariant cache hit.
[2023-03-18 23:42:38] [INFO ] Dead Transitions using invariants and state equation in 35 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 111 ms. Remains : 9/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 283 ms :[(OR (NOT p2) p3), p1, p3, p1, true, p1]
Running random walk in product with property : SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=(NOT p2), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=p2, acceptance={} source=0 dest: 2}, { cond=(AND (NOT p2) p0), acceptance={} source=0 dest: 5}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=p3, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={} source=3 dest: 3}, { cond=p1, acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(NOT p0), acceptance={} source=5 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={} source=5 dest: 5}, { cond=(AND p0 p1), acceptance={0} source=5 dest: 5}]], initial=0, aps=[p2:(AND (GEQ s0 1) (GEQ s1 1) (GEQ s2 1)), p0:(GEQ s7 1), p3:(LT s8 1), p1:(OR (LT s4 1) (LT s6 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 77 ms.
Product exploration explored 100000 steps with 50000 reset in 81 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 p2 (NOT p0) p3 p1), (X (NOT p3)), (X (NOT p0)), (X p2), (X (NOT (AND (NOT p2) (NOT p0)))), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p2) p0))), (X (NOT (AND p0 (NOT p1)))), true, (X (X (NOT p0))), (X (X p2)), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p2) p0)))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : [(X (X p3)), (X (X (NOT p3))), (X (X (NOT p1))), (X (X p1))]
Property proved to be true thanks to knowledge :(X (NOT p3))
Knowledge based reduction with 15 factoid took 304 ms. Reduced automaton from 6 states, 12 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-13 finished in 899 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))'
Support contains 3 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
Applied a total of 2 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
[2023-03-18 23:42:39] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-18 23:42:39] [INFO ] Implicit Places using invariants in 26 ms returned []
[2023-03-18 23:42:39] [INFO ] Invariant cache hit.
[2023-03-18 23:42:39] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 58 ms to find 0 implicit places.
[2023-03-18 23:42:39] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-18 23:42:39] [INFO ] Invariant cache hit.
[2023-03-18 23:42:39] [INFO ] Dead Transitions using invariants and state equation in 29 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 98 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s6 1) (OR (LT s3 1) (LT s5 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][true]]
Product exploration explored 100000 steps with 9063 reset in 125 ms.
Stack based approach found an accepted trace after 3 steps with 0 reset with depth 4 and stack size 4 in 1 ms.
FORMULA SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-14 finished in 272 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(!p0)||G(F(p1))||G(p2))))'
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.
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 3 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2023-03-18 23:42:39] [INFO ] Computed 4 place invariants in 0 ms
[2023-03-18 23:42:39] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-18 23:42:39] [INFO ] Invariant cache hit.
[2023-03-18 23:42:39] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
[2023-03-18 23:42:39] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-18 23:42:39] [INFO ] Invariant cache hit.
[2023-03-18 23:42:39] [INFO ] Dead Transitions using invariants and state equation in 34 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/9 places, 7/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 96 ms. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 79 ms :[(AND p0 (NOT p1) (NOT p2)), (AND p0 (NOT p1) (NOT p2))]
Running random walk in product with property : SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(OR (AND p0 (NOT p1)) (AND (NOT p1) (NOT p2))), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1) p2), acceptance={} source=1 dest: 1}, { cond=(AND p0 (NOT p1) p2), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={1} source=1 dest: 1}, { cond=(AND p0 (NOT p1) (NOT p2)), acceptance={0, 1} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s0 1) (GEQ s1 1) (GEQ s2 1)), p1:(OR (LT s0 1) (LT s2 1) (LT s5 1)), p2:(OR (LT s4 1) (LT s6 1))], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 5138 reset in 214 ms.
Stack based approach found an accepted trace after 125 steps with 6 reset with depth 21 and stack size 14 in 1 ms.
FORMULA SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0032DC0008-LTLFireability-15 finished in 410 ms.
All properties solved by simple procedures.
Total runtime 7658 ms.
ITS solved all properties within timeout

BK_STOP 1679182960916

--------------------
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

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-MT0032DC0008"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool lolaxred"
echo " Input is SmallOperatingSystem-PT-MT0032DC0008, 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 r455-smll-167912646800012"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SmallOperatingSystem-PT-MT0032DC0008.tgz
mv SmallOperatingSystem-PT-MT0032DC0008 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 ;