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-167912647000140.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-MT8192DC2048, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r455-smll-167912647000140
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 440K
-rw-r--r-- 1 mcc users 9.6K Feb 25 12:45 CTLCardinality.txt
-rw-r--r-- 1 mcc users 86K Feb 25 12:45 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.5K Feb 25 12:44 CTLFireability.txt
-rw-r--r-- 1 mcc users 64K Feb 25 12:44 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 17:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 17:08 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K Feb 25 17:08 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Feb 25 17:08 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 12:45 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 81K Feb 25 12:45 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.3K Feb 25 12:45 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 49K Feb 25 12:45 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 17:08 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K Feb 25 17:08 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 8.1K 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-MT8192DC2048-LTLFireability-00
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-01
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-02
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-03
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-04
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-05
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-06
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-07
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-08
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-09
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-10
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-11
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-12
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-13
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-14
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679200131634

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-MT8192DC2048
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-19 04:28:55] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-19 04:28:55] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-19 04:28:55] [INFO ] Load time of PNML (sax parser for PT used): 43 ms
[2023-03-19 04:28:55] [INFO ] Transformed 9 places.
[2023-03-19 04:28:55] [INFO ] Transformed 8 transitions.
[2023-03-19 04:28:55] [INFO ] Parsed PT model containing 9 places and 8 transitions and 27 arcs in 189 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 19 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT8192DC2048-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 17 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 04:28:55] [INFO ] Computed 4 place invariants in 7 ms
[2023-03-19 04:28:55] [INFO ] Implicit Places using invariants in 203 ms returned []
[2023-03-19 04:28:55] [INFO ] Invariant cache hit.
[2023-03-19 04:28:56] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 329 ms to find 0 implicit places.
[2023-03-19 04:28:56] [INFO ] Invariant cache hit.
[2023-03-19 04:28:56] [INFO ] Dead Transitions using invariants and state equation in 46 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 394 ms. Remains : 9/9 places, 8/8 transitions.
Support contains 9 out of 9 places after structural reductions.
[2023-03-19 04:28:56] [INFO ] Flatten gal took : 27 ms
[2023-03-19 04:28:56] [INFO ] Flatten gal took : 7 ms
[2023-03-19 04:28:56] [INFO ] Input system was already deterministic with 8 transitions.
Incomplete random walk after 10247 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=310 ) properties (out of 12) seen :4
Finished Best-First random walk after 153 steps, including 0 resets, run visited all 8 properties in 14 ms. (steps per millisecond=10 )
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((F(G(p0))||G(p1))))'
Support contains 4 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 4 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 04:28:57] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-19 04:28:57] [INFO ] Implicit Places using invariants in 35 ms returned []
[2023-03-19 04:28:57] [INFO ] Invariant cache hit.
[2023-03-19 04:28:57] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 79 ms to find 0 implicit places.
[2023-03-19 04:28:57] [INFO ] Invariant cache hit.
[2023-03-19 04:28:57] [INFO ] Dead Transitions using invariants and state equation in 40 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 125 ms. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 449 ms :[(AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 0}]], initial=2, aps=[p1:(OR (LT s0 1) (LT s2 1) (LT s5 1)), 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], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 0 reset in 599 ms.
Stack based approach found an accepted trace after 21367 steps with 0 reset with depth 21368 and stack size 17396 in 87 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-00 finished in 1366 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 2 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.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 2 rules applied. Total rules applied 3 place count 7 transition count 6
Reduce places removed 2 places and 0 transitions.
Graph (trivial) has 2 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 2 with 3 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 3 with 1 rules applied. Total rules applied 7 place count 4 transition count 5
Applied a total of 7 rules in 17 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 04:28:58] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-19 04:28:58] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-03-19 04:28:58] [INFO ] Invariant cache hit.
[2023-03-19 04:28:58] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
[2023-03-19 04:28:58] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-19 04:28:58] [INFO ] Invariant cache hit.
[2023-03-19 04:28:58] [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 123 ms. Remains : 4/9 places, 5/8 transitions.
Stuttering acceptance computed with spot in 54 ms :[(NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (LT s1 1) (LT s2 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 3 steps with 0 reset in 1 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-01 finished in 204 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(G(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 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 04:28:58] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 04:28:58] [INFO ] Implicit Places using invariants in 46 ms returned []
[2023-03-19 04:28:58] [INFO ] Invariant cache hit.
[2023-03-19 04:28:58] [INFO ] Implicit Places using invariants and state equation in 81 ms returned []
Implicit Place search using SMT with State Equation took 131 ms to find 0 implicit places.
[2023-03-19 04:28:58] [INFO ] Invariant cache hit.
[2023-03-19 04:28:58] [INFO ] Dead Transitions using invariants and state equation in 43 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 176 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 182 ms :[(NOT p1), (NOT p1), true]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=(AND p0 p1), acceptance={} source=1 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={0} source=2 dest: 2}]], initial=1, aps=[p1:(GEQ s6 1), p0:(GEQ s7 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-02 finished in 381 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) U (p1||X(p2))) U (p3&&F(p4)))))'
Support contains 4 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.
[2023-03-19 04:28:58] [INFO ] Invariant cache hit.
[2023-03-19 04:28:58] [INFO ] Implicit Places using invariants in 32 ms returned []
[2023-03-19 04:28:58] [INFO ] Invariant cache hit.
[2023-03-19 04:28:59] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 90 ms to find 0 implicit places.
[2023-03-19 04:28:59] [INFO ] Invariant cache hit.
[2023-03-19 04:28:59] [INFO ] Dead Transitions using invariants and state equation in 55 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 148 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 594 ms :[(OR (NOT p3) (NOT p4)), (OR (NOT p3) (NOT p4)), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p4), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p3), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p3) (NOT p1) (NOT p0)), acceptance={} source=0 dest: 2}, { cond=(AND (NOT p3) (NOT p1)), acceptance={} source=0 dest: 3}, { cond=(AND p3 (NOT p4)), acceptance={} source=0 dest: 4}], [{ cond=(NOT p3), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p3) (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 2}, { cond=(AND (NOT p3) (NOT p1)), acceptance={0} source=1 dest: 3}, { cond=(AND p3 (NOT p4)), acceptance={0} source=1 dest: 4}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={} source=2 dest: 5}], [{ cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={0} source=3 dest: 2}, { cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=3 dest: 3}], [{ cond=(NOT p4), acceptance={0} source=4 dest: 4}], [{ cond=(NOT p0), acceptance={0} source=5 dest: 5}]], initial=0, aps=[p3:(GEQ s3 1), p1:(GEQ s6 1), p0:(AND (GEQ s2 1) (GEQ s6 1)), p4:(GEQ s7 1), p2:(GEQ s2 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 3611 reset in 407 ms.
Stack based approach found an accepted trace after 4 steps with 0 reset with depth 5 and stack size 5 in 19 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-03 finished in 1243 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 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 3 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 04:29:00] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 04:29:00] [INFO ] Implicit Places using invariants in 43 ms returned []
[2023-03-19 04:29:00] [INFO ] Invariant cache hit.
[2023-03-19 04:29:00] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 91 ms to find 0 implicit places.
[2023-03-19 04:29:00] [INFO ] Invariant cache hit.
[2023-03-19 04:29:00] [INFO ] Dead Transitions using invariants and state equation in 38 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 133 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 124 ms :[true, p0, p0]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=p0, acceptance={} source=2 dest: 0}, { cond=(NOT p0), acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(GEQ s6 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 3 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-04 finished in 291 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 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 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 04:29:00] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 04:29:00] [INFO ] Implicit Places using invariants in 39 ms returned []
[2023-03-19 04:29:00] [INFO ] Invariant cache hit.
[2023-03-19 04:29:00] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 83 ms to find 0 implicit places.
[2023-03-19 04:29:00] [INFO ] Invariant cache hit.
[2023-03-19 04:29:00] [INFO ] Dead Transitions using invariants and state equation in 35 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 120 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 116 ms :[true, p0, p0]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=p0, acceptance={} source=2 dest: 0}, { cond=(NOT p0), acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(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 39 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-08 finished in 256 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 1 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 04:29:00] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-19 04:29:00] [INFO ] Implicit Places using invariants in 38 ms returned []
[2023-03-19 04:29:00] [INFO ] Invariant cache hit.
[2023-03-19 04:29:00] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 78 ms to find 0 implicit places.
[2023-03-19 04:29:00] [INFO ] Invariant cache hit.
[2023-03-19 04:29:00] [INFO ] Dead Transitions using invariants and state equation in 37 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 118 ms. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 171 ms :[true, p0, p0, p0]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-09 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:(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, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-09 finished in 310 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||X(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 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 04:29:00] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 04:29:01] [INFO ] Implicit Places using invariants in 36 ms returned []
[2023-03-19 04:29:01] [INFO ] Invariant cache hit.
[2023-03-19 04:29:01] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 80 ms to find 0 implicit places.
[2023-03-19 04:29:01] [INFO ] Invariant cache hit.
[2023-03-19 04:29:01] [INFO ] Dead Transitions using invariants and state equation in 40 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 124 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 154 ms :[(NOT p0), true, (NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 1}]], initial=0, aps=[p0:(GEQ s3 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-10 finished in 298 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(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
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 04:29:01] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 04:29:01] [INFO ] Implicit Places using invariants in 32 ms returned []
[2023-03-19 04:29:01] [INFO ] Invariant cache hit.
[2023-03-19 04:29:01] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
[2023-03-19 04:29:01] [INFO ] Invariant cache hit.
[2023-03-19 04:29:01] [INFO ] Dead Transitions using invariants and state equation in 35 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 113 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 240 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={} source=4 dest: 3}]], initial=4, aps=[p0:(OR (GEQ s6 1) (GEQ 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, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 18958 reset in 130 ms.
Product exploration explored 100000 steps with 18916 reset in 160 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 140 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 261 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=0 )
Knowledge obtained : [(NOT p0), true]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 163 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 248 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 257 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2023-03-19 04:29:03] [INFO ] Invariant cache hit.
[2023-03-19 04:29:03] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-19 04:29:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 04:29:03] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2023-03-19 04:29:03] [INFO ] Computed and/alt/rep : 7/10/7 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-19 04:29:03] [INFO ] Added : 0 causal constraints over 0 iterations in 13 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 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 04:29:03] [INFO ] Invariant cache hit.
[2023-03-19 04:29:03] [INFO ] Implicit Places using invariants in 34 ms returned []
[2023-03-19 04:29:03] [INFO ] Invariant cache hit.
[2023-03-19 04:29:03] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 90 ms to find 0 implicit places.
[2023-03-19 04:29:03] [INFO ] Invariant cache hit.
[2023-03-19 04:29:03] [INFO ] Dead Transitions using invariants and state equation in 44 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 143 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 : [(NOT p0), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 133 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 254 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=0 )
Knowledge obtained : [(NOT p0), true]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 159 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 259 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 251 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2023-03-19 04:29:04] [INFO ] Invariant cache hit.
[2023-03-19 04:29:04] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-19 04:29:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 04:29:04] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2023-03-19 04:29:04] [INFO ] Computed and/alt/rep : 7/10/7 causal constraints (skipped 0 transitions) in 5 ms.
[2023-03-19 04:29:04] [INFO ] Added : 0 causal constraints over 0 iterations in 23 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 396 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 18945 reset in 164 ms.
Product exploration explored 100000 steps with 18935 reset in 148 ms.
Applying partial POR strategy [true, false, false, false, false]
Stuttering acceptance computed with spot in 258 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 2 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 3 ms. Remains 8 /8 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-19 04:29:05] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 8 rows 8 cols
[2023-03-19 04:29:05] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 04:29:05] [INFO ] Dead Transitions using invariants and state equation in 46 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 59 ms. Remains : 8/8 places, 8/8 transitions.
Support contains 2 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 04:29:05] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 04:29:05] [INFO ] Implicit Places using invariants in 32 ms returned []
[2023-03-19 04:29:05] [INFO ] Invariant cache hit.
[2023-03-19 04:29:05] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
[2023-03-19 04:29:05] [INFO ] Invariant cache hit.
[2023-03-19 04:29:05] [INFO ] Dead Transitions using invariants and state equation in 41 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 126 ms. Remains : 8/8 places, 8/8 transitions.
Treatment of property SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-11 finished in 4664 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))'
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 7 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 04:29:05] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-19 04:29:05] [INFO ] Implicit Places using invariants in 31 ms returned []
[2023-03-19 04:29:05] [INFO ] Invariant cache hit.
[2023-03-19 04:29:06] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
[2023-03-19 04:29:06] [INFO ] Invariant cache hit.
[2023-03-19 04:29:06] [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 113 ms. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 116 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={0} 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, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 87 ms.
Product exploration explored 100000 steps with 50000 reset in 115 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), true]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 92 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-12 finished in 553 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 U (p1||G(p0)))) U (!p0||G(F(p2)))))'
Support contains 5 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 2 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
[2023-03-19 04:29:06] [INFO ] Invariant cache hit.
[2023-03-19 04:29:06] [INFO ] Implicit Places using invariants in 39 ms returned []
[2023-03-19 04:29:06] [INFO ] Invariant cache hit.
[2023-03-19 04:29:06] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
[2023-03-19 04:29:06] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 04:29:06] [INFO ] Invariant cache hit.
[2023-03-19 04:29:06] [INFO ] Dead Transitions using invariants and state equation in 33 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 122 ms. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 258 ms :[(AND p0 (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND p0 (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1))]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(AND p0 (NOT p2)), acceptance={} source=0 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=0 dest: 3}], [{ cond=(AND p0 (NOT p2) (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={0} source=1 dest: 1}], [{ cond=(AND p0 (NOT p2) (NOT p1)), acceptance={} source=2 dest: 1}, { cond=(AND p0 (NOT p2)), acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=3 dest: 1}, { cond=(NOT p1), acceptance={} source=3 dest: 3}]], initial=0, aps=[p0:(OR (LT s0 1) (LT s2 1) (LT s5 1)), p2:(AND (GEQ s0 1) (GEQ s2 1) (GEQ s5 1) (GEQ s4 1)), p1:(AND (NOT (AND (GEQ s0 1) (GEQ s2 1) (GEQ s5 1))) (NOT (AN...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null][true, true, true, true]]
Product exploration explored 100000 steps with 8342 reset in 279 ms.
Stack based approach found an accepted trace after 13 steps with 1 reset with depth 4 and stack size 4 in 1 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-13 finished in 686 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(p0)||X((!p1||G(F(p1))))))'
Support contains 4 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 1 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
[2023-03-19 04:29:07] [INFO ] Invariant cache hit.
[2023-03-19 04:29:07] [INFO ] Implicit Places using invariants in 36 ms returned []
[2023-03-19 04:29:07] [INFO ] Invariant cache hit.
[2023-03-19 04:29:07] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
[2023-03-19 04:29:07] [INFO ] Invariant cache hit.
[2023-03-19 04:29:07] [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 108 ms. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 313 ms :[false, false, false, (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=p0, acceptance={} source=0 dest: 2}], [{ cond=p1, acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 3}, { cond=(AND p0 p1), acceptance={} source=2 dest: 5}], [{ cond=true, acceptance={} source=3 dest: 3}, { cond=(NOT p1), acceptance={} source=3 dest: 4}], [{ cond=(NOT p1), acceptance={0} source=4 dest: 4}], [{ cond=(NOT p0), acceptance={} source=5 dest: 3}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=5 dest: 4}, { cond=p0, acceptance={} source=5 dest: 5}]], initial=0, aps=[p0:(AND (GEQ s7 1) (GEQ s0 1) (GEQ s1 1) (GEQ s2 1)), p1:(GEQ s7 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 93 ms.
Product exploration explored 100000 steps with 50000 reset in 113 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p0 p1))), (X (NOT p1)), true, (X (X (NOT p0))), (X (X (NOT p1))), (X (X (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT (AND p0 p1)))
Knowledge based reduction with 8 factoid took 212 ms. Reduced automaton from 6 states, 11 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-15 finished in 870 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(F(p0))))))'
Found a Shortening insensitive property : SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-11
Stuttering acceptance computed with spot in 286 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in LI_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
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
[2023-03-19 04:29:08] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-19 04:29:08] [INFO ] Implicit Places using invariants in 37 ms returned []
[2023-03-19 04:29:08] [INFO ] Invariant cache hit.
[2023-03-19 04:29:08] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
[2023-03-19 04:29:08] [INFO ] Invariant cache hit.
[2023-03-19 04:29:08] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 111 ms. Remains : 7/9 places, 7/8 transitions.
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={} source=4 dest: 3}]], initial=4, aps=[p0:(OR (GEQ s5 1) (GEQ s6 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak, cl-invariant], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 18981 reset in 90 ms.
Product exploration explored 100000 steps with 18978 reset in 121 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 122 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 250 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=1 )
Knowledge obtained : [(NOT p0), true]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 159 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 450 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 249 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2023-03-19 04:29:10] [INFO ] Invariant cache hit.
[2023-03-19 04:29:10] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-19 04:29:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 04:29:10] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2023-03-19 04:29:10] [INFO ] Computed and/alt/rep : 6/9/6 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-19 04:29:10] [INFO ] Added : 0 causal constraints over 0 iterations in 10 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 7 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 7/7 places, 7/7 transitions.
Applied a total of 0 rules in 0 ms. Remains 7 /7 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2023-03-19 04:29:10] [INFO ] Invariant cache hit.
[2023-03-19 04:29:10] [INFO ] Implicit Places using invariants in 31 ms returned []
[2023-03-19 04:29:10] [INFO ] Invariant cache hit.
[2023-03-19 04:29:10] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
[2023-03-19 04:29:10] [INFO ] Invariant cache hit.
[2023-03-19 04:29:10] [INFO ] Dead Transitions using invariants and state equation in 33 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 106 ms. Remains : 7/7 places, 7/7 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 : [(NOT p0), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 122 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 249 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=1 )
Knowledge obtained : [(NOT p0), true]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 155 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 253 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 240 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2023-03-19 04:29:11] [INFO ] Invariant cache hit.
[2023-03-19 04:29:11] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 04:29:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 04:29:11] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-03-19 04:29:11] [INFO ] Computed and/alt/rep : 6/9/6 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-19 04:29:11] [INFO ] Added : 0 causal constraints over 0 iterations in 6 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 247 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 18982 reset in 94 ms.
Product exploration explored 100000 steps with 18989 reset in 116 ms.
Applying partial POR strategy [true, false, false, false, false]
Stuttering acceptance computed with spot in 244 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 2 out of 7 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 7/7 places, 7/7 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2023-03-19 04:29:12] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 04:29:12] [INFO ] Invariant cache hit.
[2023-03-19 04:29:12] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 39 ms. Remains : 7/7 places, 7/7 transitions.
Support contains 2 out of 7 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 7/7 places, 7/7 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2023-03-19 04:29:12] [INFO ] Invariant cache hit.
[2023-03-19 04:29:12] [INFO ] Implicit Places using invariants in 31 ms returned []
[2023-03-19 04:29:12] [INFO ] Invariant cache hit.
[2023-03-19 04:29:12] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
[2023-03-19 04:29:12] [INFO ] Invariant cache hit.
[2023-03-19 04:29:12] [INFO ] Dead Transitions using invariants and state equation in 36 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 114 ms. Remains : 7/7 places, 7/7 transitions.
Treatment of property SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-11 finished in 4328 ms.
[2023-03-19 04:29:12] [INFO ] Flatten gal took : 4 ms
[2023-03-19 04:29:12] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 3 ms.
[2023-03-19 04:29:12] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 9 places, 8 transitions and 27 arcs took 0 ms.
Total runtime 17212 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT SmallOperatingSystem-PT-MT8192DC2048
BK_EXAMINATION: LTLFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/371
LTLFireability

FORMULA SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-11 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1679200153756

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/371/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/371/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/371/LTLFireability.xml
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 0.000000 secs.
lola: LAUNCH task # 1 (type EXCL) for 0 SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-11
lola: time limit : 3600 sec
lola: memory limit: 32 pages
lola: FINISHED task # 1 (type EXCL) for SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-11
lola: result : true
lola: markings : 23
lola: fired transitions : 29
lola: time used : 0.000000
lola: memory pages used : 1
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
SmallOperatingSystem-PT-MT8192DC2048-LTLFireability-11: LTL true LTL model checker


Time elapsed: 0 secs. Pages in use: 1

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-MT8192DC2048"
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-MT8192DC2048, 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-167912647000140"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SmallOperatingSystem-PT-MT8192DC2048.tgz
mv SmallOperatingSystem-PT-MT8192DC2048 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 ;