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-167912646900124.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-MT4096DC1024, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r455-smll-167912646900124
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 472K
-rw-r--r-- 1 mcc users 8.8K Feb 25 12:51 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K Feb 25 12:51 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K Feb 25 12:50 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Feb 25 12:50 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 4.7K Feb 25 17:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Feb 25 17:08 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Feb 25 17:08 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 17:08 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.5K Feb 25 12:51 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 74K Feb 25 12:51 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Feb 25 12:51 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 97K Feb 25 12:51 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-MT4096DC1024-LTLFireability-00
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-01
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-02
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-03
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-04
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-05
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-06
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-07
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-08
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-09
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-10
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-11
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-12
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-13
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-14
FORMULA_NAME SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679194351555

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-MT4096DC1024
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-19 02:52:34] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-19 02:52:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-19 02:52:35] [INFO ] Load time of PNML (sax parser for PT used): 41 ms
[2023-03-19 02:52:35] [INFO ] Transformed 9 places.
[2023-03-19 02:52:35] [INFO ] Transformed 8 transitions.
[2023-03-19 02:52:35] [INFO ] Parsed PT model containing 9 places and 8 transitions and 27 arcs in 175 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 17 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-05 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 16 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 02:52:35] [INFO ] Computed 4 place invariants in 4 ms
[2023-03-19 02:52:35] [INFO ] Implicit Places using invariants in 172 ms returned []
[2023-03-19 02:52:35] [INFO ] Invariant cache hit.
[2023-03-19 02:52:35] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 274 ms to find 0 implicit places.
[2023-03-19 02:52:35] [INFO ] Invariant cache hit.
[2023-03-19 02:52:35] [INFO ] Dead Transitions using invariants and state equation in 45 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 339 ms. Remains : 9/9 places, 8/8 transitions.
Support contains 9 out of 9 places after structural reductions.
[2023-03-19 02:52:36] [INFO ] Flatten gal took : 28 ms
[2023-03-19 02:52:36] [INFO ] Flatten gal took : 9 ms
[2023-03-19 02:52:36] [INFO ] Input system was already deterministic with 8 transitions.
Incomplete random walk after 10252 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=277 ) properties (out of 13) seen :7
Finished Best-First random walk after 101 steps, including 0 resets, run visited all 6 properties in 5 ms. (steps per millisecond=20 )
FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-12 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(p0)||(G(p1)&&F(p2))))'
Support contains 6 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 02:52:36] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-19 02:52:36] [INFO ] Implicit Places using invariants in 43 ms returned []
[2023-03-19 02:52:36] [INFO ] Invariant cache hit.
[2023-03-19 02:52:36] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 91 ms to find 0 implicit places.
[2023-03-19 02:52:36] [INFO ] Invariant cache hit.
[2023-03-19 02:52:36] [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 133 ms. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 658 ms :[true, (NOT p0), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p1) (NOT p0)), (NOT p1), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (NOT p1) (NOT p2))]
Running random walk in product with property : SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 0}, { cond=(AND p1 p2 (NOT p0)), acceptance={} source=2 dest: 4}, { cond=(AND p1 (NOT p2) (NOT p0)), acceptance={} source=2 dest: 6}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=3 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={} source=3 dest: 4}], [{ cond=(NOT p1), acceptance={} source=4 dest: 0}, { cond=p1, acceptance={} source=4 dest: 4}], [{ cond=(NOT p1), acceptance={} source=5 dest: 1}, { cond=(AND p1 (NOT p2)), acceptance={} source=5 dest: 2}, { cond=(AND p1 p2), acceptance={} source=5 dest: 3}], [{ cond=(NOT p1), acceptance={0} source=6 dest: 0}, { cond=(AND p1 p2), acceptance={0} source=6 dest: 4}, { cond=(AND p1 (NOT p2)), acceptance={0} source=6 dest: 6}]], initial=5, aps=[p0:(AND (GEQ s7 1) (GEQ s0 1) (GEQ s2 1) (GEQ s5 1)), p1:(OR (LT s4 1) (LT s6 1)), p2:(AND (GEQ s0 1) (GEQ s2 1) (GEQ s5 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 3 ms.
FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-00 finished in 911 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(X(G(!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
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 02:52:37] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 02:52:37] [INFO ] Implicit Places using invariants in 35 ms returned []
[2023-03-19 02:52:37] [INFO ] Invariant cache hit.
[2023-03-19 02:52:37] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
[2023-03-19 02:52:37] [INFO ] Invariant cache hit.
[2023-03-19 02:52:37] [INFO ] Dead Transitions using invariants and state equation in 35 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 120 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 347 ms :[true, p1, (AND p1 (NOT p0)), (NOT p0), (AND p1 (NOT p0)), p1, (AND (NOT p0) p1)]
Running random walk in product with property : SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p1, acceptance={} source=1 dest: 0}, { cond=(NOT p1), acceptance={} source=1 dest: 1}], [{ cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 2}, { cond=(AND p0 p1), acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 0}, { cond=p0, acceptance={} source=3 dest: 3}], [{ cond=(NOT p0), acceptance={} source=4 dest: 5}, { cond=p0, acceptance={} source=4 dest: 6}], [{ cond=true, acceptance={} source=5 dest: 1}], [{ cond=(NOT p0), acceptance={} source=6 dest: 1}, { cond=p0, acceptance={} source=6 dest: 2}]], initial=4, aps=[p1:(OR (LT s3 1) (LT s5 1)), 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, null, null, null, null][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-01 finished in 491 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((G(p0) U (F(G(!p2))&&p1)))))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Applied a total of 1 rules in 1 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 8 cols
[2023-03-19 02:52:38] [INFO ] Computed 3 place invariants in 2 ms
[2023-03-19 02:52:38] [INFO ] Implicit Places using invariants in 38 ms returned []
[2023-03-19 02:52:38] [INFO ] Invariant cache hit.
[2023-03-19 02:52:38] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
[2023-03-19 02:52:38] [INFO ] Invariant cache hit.
[2023-03-19 02:52:38] [INFO ] Dead Transitions using invariants and state equation in 39 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 126 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 323 ms :[(OR (NOT p1) p2), (OR (NOT p1) p2), true, (NOT p0), p2, (OR (NOT p1) p2)]
Running random walk in product with property : SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(OR p1 p0), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={} source=1 dest: 3}, { cond=(AND p1 p2), acceptance={} source=1 dest: 4}, { cond=(AND (NOT p1) p0), acceptance={} source=1 dest: 5}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={} source=3 dest: 2}, { cond=p0, acceptance={} source=3 dest: 3}], [{ cond=(NOT p2), acceptance={} source=4 dest: 4}, { cond=p2, acceptance={0} source=4 dest: 4}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=5 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={} source=5 dest: 3}, { cond=p1, acceptance={} source=5 dest: 4}, { cond=(AND (NOT p1) p0), acceptance={0} source=5 dest: 5}]], initial=0, aps=[p1:(AND (GEQ s3 1) (GEQ s5 1)), p0:(LT s2 1), p2:(OR (LT s3 1) (LT s5 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 11 steps with 0 reset in 1 ms.
FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-03 finished in 486 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0&&F(p1))))'
Support contains 5 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 02:52:38] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-19 02:52:38] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-03-19 02:52:38] [INFO ] Invariant cache hit.
[2023-03-19 02:52:38] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
[2023-03-19 02:52:38] [INFO ] Invariant cache hit.
[2023-03-19 02:52:38] [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 102 ms. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 183 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true]
Running random walk in product with property : SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 0}, { cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={0} source=3 dest: 3}]], initial=2, aps=[p1:(OR (LT s0 1) (LT s1 1) (LT s2 1)), p0:(OR (LT s5 1) (LT 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], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 9 reset in 542 ms.
Stack based approach found an accepted trace after 17 steps with 0 reset with depth 18 and stack size 18 in 1 ms.
FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-04 finished in 847 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.
[2023-03-19 02:52:39] [INFO ] Invariant cache hit.
[2023-03-19 02:52:39] [INFO ] Implicit Places using invariants in 38 ms returned []
[2023-03-19 02:52:39] [INFO ] Invariant cache hit.
[2023-03-19 02:52:39] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
[2023-03-19 02:52:39] [INFO ] Invariant cache hit.
[2023-03-19 02:52:39] [INFO ] Dead Transitions using invariants and state equation in 34 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 165 ms :[true, p0, p0]
Running random walk in product with property : SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=p0, acceptance={} source=2 dest: 0}, { cond=(NOT p0), acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (GEQ s0 1) (GEQ s2 1) (GEQ s5 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 18 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-06 finished in 301 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(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 5 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 02:52:39] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-19 02:52:39] [INFO ] Implicit Places using invariants in 34 ms returned []
[2023-03-19 02:52:39] [INFO ] Invariant cache hit.
[2023-03-19 02:52:39] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 83 ms to find 0 implicit places.
[2023-03-19 02:52:39] [INFO ] Invariant cache hit.
[2023-03-19 02:52:39] [INFO ] Dead Transitions using invariants and state equation in 34 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 127 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 160 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-07 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}]], initial=2, 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, null][false, false, false]]
Product exploration explored 100000 steps with 211 reset in 296 ms.
Stack based approach found an accepted trace after 15 steps with 0 reset with depth 16 and stack size 16 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-07 finished in 602 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 4 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 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 02:52:40] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-19 02:52:40] [INFO ] Implicit Places using invariants in 35 ms returned []
[2023-03-19 02:52:40] [INFO ] Invariant cache hit.
[2023-03-19 02:52:40] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
[2023-03-19 02:52:40] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 02:52:40] [INFO ] Invariant cache hit.
[2023-03-19 02:52:40] [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 127 ms. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 56 ms :[(NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s0 1) (GEQ s1 1) (GEQ s2 1) (GEQ s7 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 10644 reset in 261 ms.
Stack based approach found an accepted trace after 10 steps with 1 reset with depth 5 and stack size 5 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-08 finished in 464 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 1 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 7 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 7 transition count 7
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 5 transition count 6
Applied a total of 5 rules in 14 ms. Remains 5 /9 variables (removed 4) and now considering 6/8 (removed 2) transitions.
// Phase 1: matrix 6 rows 5 cols
[2023-03-19 02:52:40] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-19 02:52:40] [INFO ] Implicit Places using invariants in 30 ms returned []
[2023-03-19 02:52:40] [INFO ] Invariant cache hit.
[2023-03-19 02:52:40] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-19 02:52:40] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 70 ms to find 0 implicit places.
[2023-03-19 02:52:40] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 02:52:40] [INFO ] Invariant cache hit.
[2023-03-19 02:52:40] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 5/9 places, 6/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 118 ms. Remains : 5/9 places, 6/8 transitions.
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(GEQ s3 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Product exploration explored 100000 steps with 25054 reset in 105 ms.
Product exploration explored 100000 steps with 25044 reset in 149 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), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 177 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 59 ms :[(NOT p0)]
Finished random walk after 1026 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=342 )
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 309 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 53 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 51 ms :[(NOT p0)]
[2023-03-19 02:52:41] [INFO ] Invariant cache hit.
[2023-03-19 02:52:42] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-19 02:52:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 02:52:42] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2023-03-19 02:52:42] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-19 02:52:42] [INFO ] [Real]Added 1 Read/Feed constraints in 1 ms returned sat
[2023-03-19 02:52:42] [INFO ] Computed and/alt/rep : 5/6/5 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-19 02:52:42] [INFO ] Added : 0 causal constraints over 0 iterations in 11 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5/5 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-19 02:52:42] [INFO ] Invariant cache hit.
[2023-03-19 02:52:42] [INFO ] Implicit Places using invariants in 33 ms returned []
[2023-03-19 02:52:42] [INFO ] Invariant cache hit.
[2023-03-19 02:52:42] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-19 02:52:42] [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.
[2023-03-19 02:52:42] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 02:52:42] [INFO ] Invariant cache hit.
[2023-03-19 02:52:42] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 119 ms. Remains : 5/5 places, 6/6 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), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 168 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 51 ms :[(NOT p0)]
Finished random walk after 1026 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=513 )
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 201 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 49 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 53 ms :[(NOT p0)]
[2023-03-19 02:52:42] [INFO ] Invariant cache hit.
[2023-03-19 02:52:42] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-19 02:52:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 02:52:42] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2023-03-19 02:52:42] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-19 02:52:42] [INFO ] [Real]Added 1 Read/Feed constraints in 1 ms returned sat
[2023-03-19 02:52:42] [INFO ] Computed and/alt/rep : 5/6/5 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-19 02:52:42] [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 50 ms :[(NOT p0)]
Product exploration explored 100000 steps with 24954 reset in 174 ms.
Product exploration explored 100000 steps with 24919 reset in 113 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5/5 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-19 02:52:43] [INFO ] Invariant cache hit.
[2023-03-19 02:52:43] [INFO ] Implicit Places using invariants in 29 ms returned []
[2023-03-19 02:52:43] [INFO ] Invariant cache hit.
[2023-03-19 02:52:43] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-19 02:52:43] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
[2023-03-19 02:52:43] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 02:52:43] [INFO ] Invariant cache hit.
[2023-03-19 02:52:43] [INFO ] Dead Transitions using invariants and state equation in 33 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 110 ms. Remains : 5/5 places, 6/6 transitions.
Treatment of property SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-09 finished in 2438 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 3 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
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 5 place count 6 transition count 6
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 6 transition count 6
Applied a total of 6 rules in 3 ms. Remains 6 /9 variables (removed 3) and now considering 6/8 (removed 2) transitions.
// Phase 1: matrix 6 rows 6 cols
[2023-03-19 02:52:43] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 02:52:43] [INFO ] Implicit Places using invariants in 28 ms returned []
[2023-03-19 02:52:43] [INFO ] Invariant cache hit.
[2023-03-19 02:52:43] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-19 02:52:43] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
[2023-03-19 02:52:43] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 02:52:43] [INFO ] Invariant cache hit.
[2023-03-19 02:52:43] [INFO ] Dead Transitions using invariants and state equation in 36 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 6/9 places, 6/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 114 ms. Remains : 6/9 places, 6/8 transitions.
Stuttering acceptance computed with spot in 49 ms :[p0]
Running random walk in product with property : SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 0}, { cond=p0, acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (LT s0 1) (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]]
Product exploration explored 100000 steps with 0 reset in 289 ms.
Product exploration explored 100000 steps with 0 reset in 319 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), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 161 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 36 ms :[p0]
Finished random walk after 1025 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=512 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 162 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[p0]
Stuttering acceptance computed with spot in 49 ms :[p0]
Support contains 3 out of 6 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 6/6 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-19 02:52:44] [INFO ] Invariant cache hit.
[2023-03-19 02:52:44] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-03-19 02:52:44] [INFO ] Invariant cache hit.
[2023-03-19 02:52:44] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-19 02:52:44] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
[2023-03-19 02:52:44] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 02:52:44] [INFO ] Invariant cache hit.
[2023-03-19 02:52:44] [INFO ] Dead Transitions using invariants and state equation in 21 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 73 ms. Remains : 6/6 places, 6/6 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), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 174 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 58 ms :[p0]
Finished random walk after 1025 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=512 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 183 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 50 ms :[p0]
Stuttering acceptance computed with spot in 51 ms :[p0]
Stuttering acceptance computed with spot in 51 ms :[p0]
Product exploration explored 100000 steps with 0 reset in 159 ms.
Product exploration explored 100000 steps with 0 reset in 226 ms.
Support contains 3 out of 6 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 6/6 places, 6/6 transitions.
Applied a total of 0 rules in 2 ms. Remains 6 /6 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-19 02:52:45] [INFO ] Invariant cache hit.
[2023-03-19 02:52:45] [INFO ] Implicit Places using invariants in 32 ms returned []
[2023-03-19 02:52:45] [INFO ] Invariant cache hit.
[2023-03-19 02:52:45] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-19 02:52:45] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
[2023-03-19 02:52:45] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 02:52:45] [INFO ] Invariant cache hit.
[2023-03-19 02:52:45] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 108 ms. Remains : 6/6 places, 6/6 transitions.
Treatment of property SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-10 finished in 2453 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((G(p0)||(X(p1) U 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.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 8 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 8 transition count 7
Applied a total of 2 rules in 2 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2023-03-19 02:52:45] [INFO ] Computed 4 place invariants in 0 ms
[2023-03-19 02:52:45] [INFO ] Implicit Places using invariants in 26 ms returned []
[2023-03-19 02:52:45] [INFO ] Invariant cache hit.
[2023-03-19 02:52:45] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
[2023-03-19 02:52:45] [INFO ] Invariant cache hit.
[2023-03-19 02:52:45] [INFO ] Dead Transitions using invariants and state equation in 47 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 226 ms :[(AND (NOT p0) (NOT p2)), (OR (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), true, (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p2) p0), acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p2) p1), acceptance={0} source=1 dest: 1}, { cond=(NOT p1), acceptance={0} source=1 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 4}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(NOT p0), acceptance={} source=4 dest: 3}, { cond=p0, acceptance={} source=4 dest: 4}]], initial=0, aps=[p2:(AND (GEQ s0 1) (GEQ s2 1) (GEQ s5 1)), p0:(AND (OR (LT s5 1) (LT s6 1)) (OR (LT s0 1) (LT s2 1) (LT s5 1))), p1:(AND (GEQ s0 1) (GEQ s1 1) (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][false, false, false, false, false]]
Product exploration explored 100000 steps with 33210 reset in 309 ms.
Product exploration explored 100000 steps with 33043 reset in 372 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 p2) p0 p1), (X (AND (NOT p2) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (NOT (AND p0 (NOT p1)))), true, (X (X (AND (NOT p2) p1))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 586 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 240 ms :[(AND (NOT p0) (NOT p2)), (OR (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), true, (NOT p0)]
Incomplete random walk after 10252 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=854 ) properties (out of 7) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 137 ms. (steps per millisecond=73 ) properties (out of 4) seen :2
Finished Best-First random walk after 3083 steps, including 0 resets, run visited all 2 properties in 49 ms. (steps per millisecond=62 )
Knowledge obtained : [(AND (NOT p2) p0 p1), (X (AND (NOT p2) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (NOT (AND p0 (NOT p1)))), true, (X (X (AND (NOT p2) p1))), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (NOT p1)), (F (NOT p0)), (F (AND p0 (NOT p1))), (F (AND (NOT p2) (NOT p0))), (F (NOT (AND (NOT p2) p1))), (F (NOT (AND (NOT p2) p0)))]
Knowledge based reduction with 9 factoid took 855 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 234 ms :[(AND (NOT p0) (NOT p2)), (OR (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), true, (NOT p0)]
Stuttering acceptance computed with spot in 237 ms :[(AND (NOT p0) (NOT p2)), (OR (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), true, (NOT p0)]
Support contains 5 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 7/7 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2023-03-19 02:52:49] [INFO ] Invariant cache hit.
[2023-03-19 02:52:49] [INFO ] Implicit Places using invariants in 30 ms returned []
[2023-03-19 02:52:49] [INFO ] Invariant cache hit.
[2023-03-19 02:52:49] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
[2023-03-19 02:52:49] [INFO ] Invariant cache hit.
[2023-03-19 02:52:49] [INFO ] Dead Transitions using invariants and state equation in 35 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 104 ms. Remains : 8/8 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 : [(AND (NOT p2) p0 p1), (X (AND (NOT p2) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (NOT (AND p0 (NOT p1)))), true, (X (X (AND (NOT p2) p1))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 677 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 234 ms :[(AND (NOT p0) (NOT p2)), (OR (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), true, (NOT p0)]
Incomplete random walk after 10252 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1139 ) properties (out of 7) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 4) seen :2
Finished Best-First random walk after 3123 steps, including 0 resets, run visited all 2 properties in 58 ms. (steps per millisecond=53 )
Knowledge obtained : [(AND (NOT p2) p0 p1), (X (AND (NOT p2) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (NOT (AND p0 (NOT p1)))), true, (X (X (AND (NOT p2) p1))), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (NOT p1)), (F (NOT p0)), (F (AND p0 (NOT p1))), (F (AND (NOT p2) (NOT p0))), (F (NOT (AND (NOT p2) p1))), (F (NOT (AND (NOT p2) p0)))]
Knowledge based reduction with 9 factoid took 804 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 224 ms :[(AND (NOT p0) (NOT p2)), (OR (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), true, (NOT p0)]
Stuttering acceptance computed with spot in 239 ms :[(AND (NOT p0) (NOT p2)), (OR (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), true, (NOT p0)]
Stuttering acceptance computed with spot in 230 ms :[(AND (NOT p0) (NOT p2)), (OR (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), true, (NOT p0)]
Product exploration explored 100000 steps with 33027 reset in 214 ms.
Product exploration explored 100000 steps with 32945 reset in 237 ms.
Applying partial POR strategy [false, true, true, true, true]
Stuttering acceptance computed with spot in 233 ms :[(AND (NOT p0) (NOT p2)), (OR (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), true, (NOT p0)]
Support contains 5 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 7/7 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2023-03-19 02:52:52] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 02:52:52] [INFO ] Invariant cache hit.
[2023-03-19 02:52:52] [INFO ] Dead Transitions using invariants and state equation in 37 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 47 ms. Remains : 8/8 places, 7/7 transitions.
Support contains 5 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 7/7 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2023-03-19 02:52:52] [INFO ] Invariant cache hit.
[2023-03-19 02:52:52] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-19 02:52:52] [INFO ] Invariant cache hit.
[2023-03-19 02:52:52] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
[2023-03-19 02:52:52] [INFO ] Invariant cache hit.
[2023-03-19 02:52:52] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 90 ms. Remains : 8/8 places, 7/7 transitions.
Treatment of property SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-11 finished in 7276 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(!p1)) U G(!p0)))'
Support contains 5 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.
[2023-03-19 02:52:53] [INFO ] Invariant cache hit.
[2023-03-19 02:52:53] [INFO ] Implicit Places using invariants in 26 ms returned []
[2023-03-19 02:52:53] [INFO ] Invariant cache hit.
[2023-03-19 02:52:53] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
[2023-03-19 02:52:53] [INFO ] Invariant cache hit.
[2023-03-19 02:52:53] [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 99 ms. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 503 ms :[p0, (NOT p0), false, false, (AND (NOT p0) p1), p1, true, p0, (AND p0 p1)]
Running random walk in product with property : SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 0}, { cond=p0, acceptance={0} source=0 dest: 0}, { cond=(AND p0 p1), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 2}, { cond=(AND (NOT p0) p1), acceptance={} source=0 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={} source=0 dest: 4}, { cond=p0, acceptance={} source=0 dest: 5}], [{ cond=(NOT p0), acceptance={} source=1 dest: 6}], [{ cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 7}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 8}], [{ cond=(NOT p0), acceptance={} source=3 dest: 7}], [{ cond=(AND (NOT p0) p1), acceptance={} source=4 dest: 6}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=4 dest: 8}], [{ cond=p1, acceptance={} source=5 dest: 1}, { cond=(NOT p1), acceptance={} source=5 dest: 4}, { cond=(NOT p1), acceptance={} source=5 dest: 5}, { cond=p1, acceptance={0} source=5 dest: 5}], [{ cond=true, acceptance={0} source=6 dest: 6}], [{ cond=p0, acceptance={} source=7 dest: 6}, { cond=(NOT p0), acceptance={} source=7 dest: 7}], [{ cond=(AND p0 p1), acceptance={} source=8 dest: 6}, { cond=(AND p0 (NOT p1)), acceptance={} source=8 dest: 8}]], initial=0, aps=[p0:(OR (LT s0 1) (LT s1 1) (LT s2 1)), p1:(OR (LT s5 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, null, null, null][false, false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 9703 steps with 0 reset in 16 ms.
FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-13 finished in 649 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F((G(!p1)||G(!p2)))||p0)))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Applied a total of 1 rules in 1 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 8 cols
[2023-03-19 02:52:53] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 02:52:53] [INFO ] Implicit Places using invariants in 29 ms returned []
[2023-03-19 02:52:53] [INFO ] Invariant cache hit.
[2023-03-19 02:52:53] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
[2023-03-19 02:52:53] [INFO ] Invariant cache hit.
[2023-03-19 02:52:53] [INFO ] Dead Transitions using invariants and state equation in 31 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 100 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 163 ms :[(AND (NOT p0) p1 p2), (AND p1 p2), (AND (NOT p0) p1 p2)]
Running random walk in product with property : SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=1 dest: 1}, { cond=(AND p1 (NOT p2)), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p1) p2), acceptance={1} source=1 dest: 1}, { cond=(AND p1 p2), acceptance={0, 1} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 0}]], initial=2, aps=[p0:(OR (GEQ s2 1) (AND (GEQ s4 1) (GEQ s5 1))), p1:(OR (LT s4 1) (LT s5 1)), p2:(LT s2 1)], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, 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 214 ms.
Stack based approach found an accepted trace after 7 steps with 0 reset with depth 8 and stack size 8 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-14 finished in 505 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 3 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.
// Phase 1: matrix 7 rows 8 cols
[2023-03-19 02:52:54] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-19 02:52:54] [INFO ] Implicit Places using invariants in 30 ms returned []
[2023-03-19 02:52:54] [INFO ] Invariant cache hit.
[2023-03-19 02:52:54] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 70 ms to find 0 implicit places.
[2023-03-19 02:52:54] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 02:52:54] [INFO ] Invariant cache hit.
[2023-03-19 02:52:54] [INFO ] Dead Transitions using invariants and state equation in 37 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 118 ms. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 50 ms :[(NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s0 1) (GEQ s2 1) (GEQ s5 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 173 ms.
Stack based approach found an accepted trace after 2 steps with 0 reset with depth 3 and stack size 3 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-15 finished in 361 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))'
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)))'
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((G(p0)||(X(p1) U p2))))'
Found a Lengthening insensitive property : SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-11
Stuttering acceptance computed with spot in 238 ms :[(AND (NOT p0) (NOT p2)), (OR (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), true, (NOT p0)]
Support contains 5 out of 9 places. Attempting structural reductions.
Starting structural reductions in LI_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 02:52:55] [INFO ] Invariant cache hit.
[2023-03-19 02:52:55] [INFO ] Implicit Places using invariants in 29 ms returned []
[2023-03-19 02:52:55] [INFO ] Invariant cache hit.
[2023-03-19 02:52:55] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
[2023-03-19 02:52:55] [INFO ] Invariant cache hit.
[2023-03-19 02:52:55] [INFO ] Dead Transitions using invariants and state equation in 36 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 8/9 places, 7/8 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 105 ms. Remains : 8/9 places, 7/8 transitions.
Running random walk in product with property : SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p2) p0), acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p2) p1), acceptance={0} source=1 dest: 1}, { cond=(NOT p1), acceptance={0} source=1 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 4}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(NOT p0), acceptance={} source=4 dest: 3}, { cond=p0, acceptance={} source=4 dest: 4}]], initial=0, aps=[p2:(AND (GEQ s0 1) (GEQ s2 1) (GEQ s5 1)), p0:(AND (OR (LT s5 1) (LT s6 1)) (OR (LT s0 1) (LT s2 1) (LT s5 1))), p1:(AND (GEQ s0 1) (GEQ s1 1) (GEQ s2 1))...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak, sl-invariant], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 33055 reset in 203 ms.
Product exploration explored 100000 steps with 33084 reset in 219 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 p2) p0 p1), (X (AND (NOT p2) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (NOT (AND p0 (NOT p1)))), true, (X (X (AND (NOT p2) p1))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 597 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 235 ms :[(AND (NOT p0) (NOT p2)), (OR (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), true, (NOT p0)]
Incomplete random walk after 10252 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1281 ) properties (out of 7) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 4) seen :2
Finished Best-First random walk after 3083 steps, including 0 resets, run visited all 2 properties in 36 ms. (steps per millisecond=85 )
Knowledge obtained : [(AND (NOT p2) p0 p1), (X (AND (NOT p2) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (NOT (AND p0 (NOT p1)))), true, (X (X (AND (NOT p2) p1))), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (NOT p1)), (F (NOT p0)), (F (AND p0 (NOT p1))), (F (AND (NOT p2) (NOT p0))), (F (NOT (AND (NOT p2) p1))), (F (NOT (AND (NOT p2) p0)))]
Knowledge based reduction with 9 factoid took 827 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 228 ms :[(AND (NOT p0) (NOT p2)), (OR (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), true, (NOT p0)]
Stuttering acceptance computed with spot in 229 ms :[(AND (NOT p0) (NOT p2)), (OR (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), true, (NOT p0)]
Support contains 5 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 7/7 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2023-03-19 02:52:58] [INFO ] Invariant cache hit.
[2023-03-19 02:52:58] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-19 02:52:58] [INFO ] Invariant cache hit.
[2023-03-19 02:52:58] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
[2023-03-19 02:52:58] [INFO ] Invariant cache hit.
[2023-03-19 02:52:58] [INFO ] Dead Transitions using invariants and state equation in 34 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 98 ms. Remains : 8/8 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 : [(AND (NOT p2) p0 p1), (X (AND (NOT p2) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (NOT (AND p0 (NOT p1)))), true, (X (X (AND (NOT p2) p1))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 589 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 234 ms :[(AND (NOT p0) (NOT p2)), (OR (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), true, (NOT p0)]
Incomplete random walk after 10252 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2050 ) properties (out of 7) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 4) seen :2
Finished Best-First random walk after 3083 steps, including 0 resets, run visited all 2 properties in 20 ms. (steps per millisecond=154 )
Knowledge obtained : [(AND (NOT p2) p0 p1), (X (AND (NOT p2) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (NOT (AND p0 (NOT p1)))), true, (X (X (AND (NOT p2) p1))), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (NOT p1)), (F (NOT p0)), (F (AND p0 (NOT p1))), (F (AND (NOT p2) (NOT p0))), (F (NOT (AND (NOT p2) p1))), (F (NOT (AND (NOT p2) p0)))]
Knowledge based reduction with 9 factoid took 908 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 232 ms :[(AND (NOT p0) (NOT p2)), (OR (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), true, (NOT p0)]
Stuttering acceptance computed with spot in 231 ms :[(AND (NOT p0) (NOT p2)), (OR (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), true, (NOT p0)]
Stuttering acceptance computed with spot in 224 ms :[(AND (NOT p0) (NOT p2)), (OR (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), true, (NOT p0)]
Product exploration explored 100000 steps with 33211 reset in 198 ms.
Product exploration explored 100000 steps with 33289 reset in 231 ms.
Applying partial POR strategy [false, true, true, true, true]
Stuttering acceptance computed with spot in 230 ms :[(AND (NOT p0) (NOT p2)), (OR (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), true, (NOT p0)]
Support contains 5 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 7/7 transitions.
Applied a total of 0 rules in 2 ms. Remains 8 /8 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2023-03-19 02:53:01] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 02:53:01] [INFO ] Invariant cache hit.
[2023-03-19 02:53:01] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 44 ms. Remains : 8/8 places, 7/7 transitions.
Support contains 5 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 7/7 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2023-03-19 02:53:01] [INFO ] Invariant cache hit.
[2023-03-19 02:53:01] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-19 02:53:01] [INFO ] Invariant cache hit.
[2023-03-19 02:53:01] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
[2023-03-19 02:53:01] [INFO ] Invariant cache hit.
[2023-03-19 02:53:01] [INFO ] Dead Transitions using invariants and state equation in 37 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 99 ms. Remains : 8/8 places, 7/7 transitions.
Treatment of property SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-11 finished in 6763 ms.
[2023-03-19 02:53:01] [INFO ] Flatten gal took : 4 ms
[2023-03-19 02:53:01] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2023-03-19 02:53:01] [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 26822 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT SmallOperatingSystem-PT-MT4096DC1024
BK_EXAMINATION: LTLFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/369
LTLFireability

FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-10 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-11 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-09 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1679194389803

--------------------
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/369/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/369/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/369/LTLFireability.xml
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Rule S: 0 transitions removed,0 places removed
lola: LAUNCH task # 4 (type EXCL) for 3 SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-10
lola: time limit : 1200 sec
lola: memory limit: 32 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:749
lola: rewrite Frontend/Parser/formula_rewrite.k:787
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY

PENDING FORMULAS: CATEGORY IDL ACT RUN SUS FIN C/T C/M OBS
SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-09: F 0 1 0 0 1 0 0 0
SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-10: LTL 0 0 1 0 1 0 0 0
SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-11: LTL 0 1 0 0 1 0 0 0

TASK CATEGORY TYPE TIME/TLIMIT MEM PG/PGLIMIT FORMULA STATUS
4 LTL EXCL 5/1200 16/32 SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-10 2355264 m, 471052 m/sec, 7839927 t fired, .

Time elapsed: 5 secs. Pages in use: 16
# running tasks: 1 of 4 Visible: 3
lola: FINISHED task # 4 (type EXCL) for SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-10
lola: result : false
lola: markings : 3146304
lola: fired transitions : 10474671
lola: time used : 6.000000
lola: memory pages used : 21
lola: LAUNCH task # 7 (type EXCL) for 6 SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-11
lola: time limit : 1797 sec
lola: memory limit: 32 pages
lola: FINISHED task # 7 (type EXCL) for SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-11
lola: result : false
lola: markings : 45047
lola: fired transitions : 57329
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 9 (type EXCL) for 0 SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-09
lola: time limit : 3594 sec
lola: memory limit: 32 pages
lola: FINISHED task # 9 (type EXCL) for SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-09
lola: result : false
lola: markings : 1025
lola: fired transitions : 1024
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-MT4096DC1024-LTLFireability-09: F true state space / EG
SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-10: LTL false LTL model checker
SmallOperatingSystem-PT-MT4096DC1024-LTLFireability-11: LTL false LTL model checker


Time elapsed: 6 secs. Pages in use: 21

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-MT4096DC1024"
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-MT4096DC1024, 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-167912646900124"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SmallOperatingSystem-PT-MT4096DC1024.tgz
mv SmallOperatingSystem-PT-MT4096DC1024 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 ;