Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r457-smll-167912648800052.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
......................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is SmallOperatingSystem-PT-MT0128DC0064, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r457-smll-167912648800052
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 472K
-rw-r--r-- 1 mcc users 8.0K Feb 25 12:50 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K Feb 25 12:50 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Feb 25 12:49 CTLFireability.txt
-rw-r--r-- 1 mcc users 59K Feb 25 12:49 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.7K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.5K Feb 25 17:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 17:07 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Feb 25 17:07 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 17:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 25 12:51 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 109K Feb 25 12:51 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 25 12:51 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K Feb 25 12:51 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 17:07 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K Feb 25 17:07 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 13 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 8.2K Mar 5 18:23 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-00
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-01
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-02
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-03
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-04
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-05
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-06
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-07
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-08
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-09
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-10
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-11
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-12
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-13
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-14
FORMULA_NAME SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679218708536

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SmallOperatingSystem-PT-MT0128DC0064
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-19 09:38:32] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-19 09:38:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-19 09:38:32] [INFO ] Load time of PNML (sax parser for PT used): 41 ms
[2023-03-19 09:38:32] [INFO ] Transformed 9 places.
[2023-03-19 09:38:32] [INFO ] Transformed 8 transitions.
[2023-03-19 09:38:32] [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 16 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-12 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 15 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 09:38:32] [INFO ] Computed 4 place invariants in 5 ms
[2023-03-19 09:38:32] [INFO ] Implicit Places using invariants in 173 ms returned []
[2023-03-19 09:38:32] [INFO ] Invariant cache hit.
[2023-03-19 09:38:32] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 286 ms to find 0 implicit places.
[2023-03-19 09:38:32] [INFO ] Invariant cache hit.
[2023-03-19 09:38:32] [INFO ] Dead Transitions using invariants and state equation in 51 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 361 ms. Remains : 9/9 places, 8/8 transitions.
Support contains 9 out of 9 places after structural reductions.
[2023-03-19 09:38:33] [INFO ] Flatten gal took : 28 ms
[2023-03-19 09:38:33] [INFO ] Flatten gal took : 7 ms
[2023-03-19 09:38:33] [INFO ] Input system was already deterministic with 8 transitions.
Finished random walk after 1626 steps, including 0 resets, run visited all 14 properties in 40 ms. (steps per millisecond=40 )
FORMULA SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-06 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' '!(G((F(G(p0))&&F(p1))))'
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 10 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 09:38:33] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-19 09:38:33] [INFO ] Implicit Places using invariants in 35 ms returned []
[2023-03-19 09:38:33] [INFO ] Invariant cache hit.
[2023-03-19 09:38:33] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 81 ms to find 0 implicit places.
[2023-03-19 09:38:33] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 09:38:33] [INFO ] Invariant cache hit.
[2023-03-19 09:38:33] [INFO ] Dead Transitions using invariants and state equation in 40 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 145 ms. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 418 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (GEQ s0 1) (GEQ s1 1) (GEQ s2 1)), p1:(OR (LT s5 1) (LT s6 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 5080 reset in 609 ms.
Stack based approach found an accepted trace after 58 steps with 3 reset with depth 18 and stack size 18 in 1 ms.
FORMULA SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-00 finished in 1292 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)||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 3 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
[2023-03-19 09:38:35] [INFO ] Invariant cache hit.
[2023-03-19 09:38:35] [INFO ] Implicit Places using invariants in 46 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 49 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 7/7 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 53 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 215 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 2}, { cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={} source=3 dest: 2}, { cond=true, acceptance={} source=3 dest: 3}]], initial=0, aps=[p0:(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][false, false, false, false]]
Product exploration explored 100000 steps with 149 reset in 287 ms.
Stack based approach found an accepted trace after 590 steps with 0 reset with depth 591 and stack size 478 in 4 ms.
FORMULA SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-01 finished in 610 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 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 7 transition count 7
Applied a total of 3 rules in 12 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 09:38:35] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 09:38:35] [INFO ] Implicit Places using invariants in 56 ms returned []
[2023-03-19 09:38:35] [INFO ] Invariant cache hit.
[2023-03-19 09:38:35] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-19 09:38:35] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 111 ms to find 0 implicit places.
[2023-03-19 09:38:35] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 09:38:35] [INFO ] Invariant cache hit.
[2023-03-19 09:38:35] [INFO ] Dead Transitions using invariants and state equation in 41 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 175 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 54 ms :[(NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-02 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 s1 1) (GEQ s2 1) (GEQ s6 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 3386 steps with 0 reset in 18 ms.
FORMULA SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-02 finished in 269 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(p0))&&G(p1))))'
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 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 09:38:35] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-19 09:38:35] [INFO ] Implicit Places using invariants in 56 ms returned []
[2023-03-19 09:38:35] [INFO ] Invariant cache hit.
[2023-03-19 09:38:36] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 134 ms to find 0 implicit places.
[2023-03-19 09:38:36] [INFO ] Invariant cache hit.
[2023-03-19 09:38:36] [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 183 ms. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 197 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true, (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p1, acceptance={} source=1 dest: 1}, { cond=(NOT p1), acceptance={} source=1 dest: 2}, { cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=p0, acceptance={} source=3 dest: 3}, { cond=(NOT p0), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p1:(AND (OR (LT s5 1) (LT s6 1)) (LT s7 1)), p0:(AND (GEQ s0 1) (GEQ s1 1) (GEQ s2 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 13 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-03 finished in 412 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
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 7
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 7 transition count 7
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 3 rules applied. Total rules applied 5 place count 5 transition count 6
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 7 place count 4 transition count 6
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 9 place count 4 transition count 4
Applied a total of 9 rules in 5 ms. Remains 4 /9 variables (removed 5) and now considering 4/8 (removed 4) transitions.
// Phase 1: matrix 4 rows 4 cols
[2023-03-19 09:38:36] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-19 09:38:36] [INFO ] Implicit Places using invariants in 40 ms returned []
[2023-03-19 09:38:36] [INFO ] Invariant cache hit.
[2023-03-19 09:38:36] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-19 09:38:36] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
[2023-03-19 09:38:36] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 09:38:36] [INFO ] Invariant cache hit.
[2023-03-19 09:38:36] [INFO ] Dead Transitions using invariants and state equation in 38 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 4/9 places, 4/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 141 ms. Remains : 4/9 places, 4/8 transitions.
Stuttering acceptance computed with spot in 55 ms :[(NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-04 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 50000 reset in 139 ms.
Product exploration explored 100000 steps with 50000 reset in 135 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 p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 2 factoid took 150 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-04 finished in 640 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Applied a total of 0 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 09:38:36] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 09:38:37] [INFO ] Implicit Places using invariants in 221 ms returned []
[2023-03-19 09:38:37] [INFO ] Invariant cache hit.
[2023-03-19 09:38:37] [INFO ] Implicit Places using invariants and state equation in 77 ms returned []
Implicit Place search using SMT with State Equation took 316 ms to find 0 implicit places.
[2023-03-19 09:38:37] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 09:38:37] [INFO ] Invariant cache hit.
[2023-03-19 09:38:37] [INFO ] Dead Transitions using invariants and state equation in 44 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 373 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 52 ms :[(NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (GEQ s2 1) (AND (GEQ s3 1) (GEQ s5 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Product exploration explored 100000 steps with 24913 reset in 91 ms.
Product exploration explored 100000 steps with 24905 reset in 110 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 170 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 43 ms :[(NOT p0)]
Finished random walk after 66 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=33 )
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 154 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)]
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
[2023-03-19 09:38:38] [INFO ] Invariant cache hit.
[2023-03-19 09:38:38] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 09:38:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 09:38:38] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2023-03-19 09:38:38] [INFO ] Computed and/alt/rep : 7/10/7 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-19 09:38:38] [INFO ] Added : 0 causal constraints over 0 iterations in 11 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 3 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-19 09:38:38] [INFO ] Invariant cache hit.
[2023-03-19 09:38:38] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-19 09:38:38] [INFO ] Invariant cache hit.
[2023-03-19 09:38:38] [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 09:38:38] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 09:38:38] [INFO ] Invariant cache hit.
[2023-03-19 09:38:38] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 90 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), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 153 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 48 ms :[(NOT p0)]
Finished random walk after 66 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=66 )
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 196 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 56 ms :[(NOT p0)]
[2023-03-19 09:38:38] [INFO ] Invariant cache hit.
[2023-03-19 09:38:38] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 09:38:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 09:38:38] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2023-03-19 09:38:38] [INFO ] Computed and/alt/rep : 7/10/7 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-19 09:38:38] [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 45 ms :[(NOT p0)]
Product exploration explored 100000 steps with 24999 reset in 283 ms.
Product exploration explored 100000 steps with 24962 reset in 76 ms.
Support contains 3 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-19 09:38:39] [INFO ] Invariant cache hit.
[2023-03-19 09:38:39] [INFO ] Implicit Places using invariants in 33 ms returned []
[2023-03-19 09:38:39] [INFO ] Invariant cache hit.
[2023-03-19 09:38:39] [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 09:38:39] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 09:38:39] [INFO ] Invariant cache hit.
[2023-03-19 09:38:39] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 102 ms. Remains : 8/8 places, 8/8 transitions.
Treatment of property SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-05 finished in 2424 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
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 1 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 09:38:39] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 09:38:39] [INFO ] Implicit Places using invariants in 30 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 31 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 6/9 places, 7/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 7/7 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 33 ms. Remains : 6/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 140 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0128DC0064-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:(GEQ s3 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 25134 reset in 54 ms.
Product exploration explored 100000 steps with 25071 reset in 69 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)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 144 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 148 ms :[(NOT p0), (NOT p0), (NOT p0)]
Finished random walk after 66 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=66 )
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 154 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 151 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 161 ms :[(NOT p0), (NOT p0), (NOT p0)]
// Phase 1: matrix 7 rows 6 cols
[2023-03-19 09:38:40] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-19 09:38:40] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-19 09:38:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 09:38:40] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-03-19 09:38:40] [INFO ] Computed and/alt/rep : 6/8/6 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-19 09:38:40] [INFO ] Added : 0 causal constraints over 0 iterations in 9 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 6 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6/6 places, 7/7 transitions.
Applied a total of 0 rules in 1 ms. Remains 6 /6 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2023-03-19 09:38:40] [INFO ] Invariant cache hit.
[2023-03-19 09:38:40] [INFO ] Implicit Places using invariants in 39 ms returned []
[2023-03-19 09:38:40] [INFO ] Invariant cache hit.
[2023-03-19 09:38:40] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 81 ms to find 0 implicit places.
[2023-03-19 09:38:40] [INFO ] Invariant cache hit.
[2023-03-19 09:38:40] [INFO ] Dead Transitions using invariants and state equation in 36 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 122 ms. Remains : 6/6 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)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 141 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 151 ms :[(NOT p0), (NOT p0), (NOT p0)]
Finished random walk after 66 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=33 )
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 166 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 137 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 154 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2023-03-19 09:38:41] [INFO ] Invariant cache hit.
[2023-03-19 09:38:41] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-19 09:38:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 09:38:41] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2023-03-19 09:38:41] [INFO ] Computed and/alt/rep : 6/8/6 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-19 09:38:41] [INFO ] Added : 0 causal constraints over 0 iterations in 8 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 228 ms :[(NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 25050 reset in 79 ms.
Product exploration explored 100000 steps with 25077 reset in 87 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 156 ms :[(NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 6 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 6/6 places, 7/7 transitions.
Graph (trivial) has 2 edges and 6 vertex of which 2 / 6 are part of one of the 1 SCC in 4 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Applied a total of 1 rules in 6 ms. Remains 5 /6 variables (removed 1) and now considering 6/7 (removed 1) transitions.
[2023-03-19 09:38:42] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 6 rows 5 cols
[2023-03-19 09:38:42] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-19 09:38:42] [INFO ] Dead Transitions using invariants and state equation in 37 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 5/6 places, 6/7 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 53 ms. Remains : 5/6 places, 6/7 transitions.
Support contains 1 out of 6 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6/6 places, 7/7 transitions.
Applied a total of 0 rules in 2 ms. Remains 6 /6 variables (removed 0) and now considering 7/7 (removed 0) transitions.
// Phase 1: matrix 7 rows 6 cols
[2023-03-19 09:38:42] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-19 09:38:42] [INFO ] Implicit Places using invariants in 37 ms returned []
[2023-03-19 09:38:42] [INFO ] Invariant cache hit.
[2023-03-19 09:38:42] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
[2023-03-19 09:38:42] [INFO ] Invariant cache hit.
[2023-03-19 09:38:42] [INFO ] Dead Transitions using invariants and state equation in 51 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 131 ms. Remains : 6/6 places, 7/7 transitions.
Treatment of property SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-07 finished in 3170 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)||X(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 09:38:42] [INFO ] Computed 4 place invariants in 0 ms
[2023-03-19 09:38:42] [INFO ] Implicit Places using invariants in 33 ms returned []
[2023-03-19 09:38:42] [INFO ] Invariant cache hit.
[2023-03-19 09:38:42] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
[2023-03-19 09:38:42] [INFO ] Invariant cache hit.
[2023-03-19 09:38:42] [INFO ] Dead Transitions using invariants and state equation in 41 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 128 ms. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 112 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s0 1) (GEQ s2 1) (GEQ s5 1) (GEQ s4 1)), p1:(OR (LT s0 1) (LT s2 1) (LT s5 1) (LT s4 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][false, false]]
Product exploration explored 100000 steps with 50000 reset in 126 ms.
Product exploration explored 100000 steps with 50000 reset in 119 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) p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT (AND (NOT p0) (NOT p1))))
Knowledge based reduction with 3 factoid took 95 ms. Reduced automaton from 2 states, 2 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-08 finished in 605 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 (G(!p1)&&X(p0))))'
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 09:38:43] [INFO ] Invariant cache hit.
[2023-03-19 09:38:43] [INFO ] Implicit Places using invariants in 37 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 38 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 7 /7 variables (removed 0) and now considering 7/7 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 39 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 243 ms :[true, (OR (NOT p0) p1), p1, (OR (NOT p0) p1), (OR (NOT p0) p1)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(OR p1 (NOT p0)), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={} source=1 dest: 2}], [{ cond=p1, acceptance={} source=2 dest: 0}, { cond=(NOT p1), acceptance={} source=2 dest: 2}], [{ cond=(AND p1 p0), acceptance={0} source=3 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=3 dest: 1}, { cond=(AND p1 (NOT p0)), acceptance={0} source=3 dest: 3}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=3 dest: 4}], [{ cond=(AND p1 p0), acceptance={0} source=4 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=4 dest: 2}, { cond=(AND p1 (NOT p0)), acceptance={0} source=4 dest: 3}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=4 dest: 4}]], initial=3, aps=[p1:(OR (LT s0 1) (LT s2 1) (LT s5 1)), p0:(GEQ s4 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 5 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-09 finished in 308 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 8 transition count 6
Reduce places removed 3 places and 0 transitions.
Graph (trivial) has 3 edges and 5 vertex of which 2 / 5 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Iterating post reduction 1 with 4 rules applied. Total rules applied 6 place count 4 transition count 6
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 7 place count 4 transition count 5
Applied a total of 7 rules in 3 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 09:38:43] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-19 09:38:43] [INFO ] Implicit Places using invariants in 29 ms returned [2]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 30 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 3/9 places, 5/8 transitions.
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 3 transition count 4
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 3 transition count 3
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 2 transition count 3
Applied a total of 3 rules in 5 ms. Remains 2 /3 variables (removed 1) and now considering 3/5 (removed 2) transitions.
// Phase 1: matrix 3 rows 2 cols
[2023-03-19 09:38:43] [INFO ] Computed 1 place invariants in 3 ms
[2023-03-19 09:38:43] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-19 09:38:43] [INFO ] Invariant cache hit.
[2023-03-19 09:38:43] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 2/9 places, 3/8 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 99 ms. Remains : 2/9 places, 3/8 transitions.
Stuttering acceptance computed with spot in 117 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LT s1 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-10 finished in 234 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F((G(p1)||X(p2))))))'
Support contains 6 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 8 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 8 transition count 7
Applied a total of 2 rules in 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 09:38:43] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-19 09:38:43] [INFO ] Implicit Places using invariants in 29 ms returned []
[2023-03-19 09:38:43] [INFO ] Invariant cache hit.
[2023-03-19 09:38:43] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
[2023-03-19 09:38:43] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 09:38:43] [INFO ] Invariant cache hit.
[2023-03-19 09:38:43] [INFO ] Dead Transitions using invariants and state equation in 26 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 100 ms. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 153 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(AND p1 (NOT p2)), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(LT s7 1), p1:(OR (LT s4 1) (LT s6 1)), p2:(AND (LT s7 1) (OR (LT s0 1) (LT s1 1) (LT s2 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 1 reset in 99 ms.
Stack based approach found an accepted trace after 17 steps with 0 reset with depth 18 and stack size 16 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-13 finished in 383 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 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 7 transition count 7
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 7 transition count 7
Applied a total of 3 rules in 1 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 09:38:44] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-19 09:38:44] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-03-19 09:38:44] [INFO ] Invariant cache hit.
[2023-03-19 09:38:44] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
[2023-03-19 09:38:44] [INFO ] Invariant cache hit.
[2023-03-19 09:38:44] [INFO ] Dead Transitions using invariants and state equation in 54 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 117 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 102 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(OR (LT s3 1) (LT s5 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-14 finished in 238 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(F(!(X(p0) U (!X(F(G(p0)))&&X(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 09:38:44] [INFO ] Computed 4 place invariants in 0 ms
[2023-03-19 09:38:44] [INFO ] Implicit Places using invariants in 28 ms returned []
[2023-03-19 09:38:44] [INFO ] Invariant cache hit.
[2023-03-19 09:38:44] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
[2023-03-19 09:38:44] [INFO ] Invariant cache hit.
[2023-03-19 09:38:44] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 7/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 89 ms. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 94 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) p1), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s4 1) (GEQ s6 1)), p1:(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], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 50000 reset in 88 ms.
Product exploration explored 100000 steps with 50000 reset in 100 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 p0)), (X (NOT (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Knowledge sufficient to adopt a stutter insensitive property.
Property proved to be true thanks to knowledge :(AND (NOT p0) (NOT p1))
Knowledge based reduction with 4 factoid took 236 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-15 finished in 637 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' '!(X(X(F(p0))))'
Found a Shortening insensitive property : SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-07
Stuttering acceptance computed with spot in 175 ms :[(NOT p0), (NOT p0), (NOT p0)]
Support contains 1 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
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 5 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 09:38:45] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-19 09:38:45] [INFO ] Implicit Places using invariants in 30 ms returned []
[2023-03-19 09:38:45] [INFO ] Invariant cache hit.
[2023-03-19 09:38:45] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-19 09:38:45] [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 09:38:45] [INFO ] Invariant cache hit.
[2023-03-19 09:38:45] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 5/9 places, 6/8 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 105 ms. Remains : 5/9 places, 6/8 transitions.
Running random walk in product with property : SmallOperatingSystem-PT-MT0128DC0064-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:(GEQ s3 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][false, false, false]]
Product exploration explored 100000 steps with 24890 reset in 75 ms.
Product exploration explored 100000 steps with 25030 reset in 85 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)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 131 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 148 ms :[(NOT p0), (NOT p0), (NOT p0)]
Finished random walk after 66 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=33 )
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 165 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 151 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 152 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2023-03-19 09:38:46] [INFO ] Invariant cache hit.
[2023-03-19 09:38:46] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-19 09:38:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 09:38:46] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-03-19 09:38:46] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-19 09:38:46] [INFO ] [Real]Added 1 Read/Feed constraints in 1 ms returned sat
[2023-03-19 09:38:46] [INFO ] Computed and/alt/rep : 5/6/5 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-19 09:38:46] [INFO ] Added : 0 causal constraints over 0 iterations in 5 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5/5 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-19 09:38:46] [INFO ] Invariant cache hit.
[2023-03-19 09:38:46] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-03-19 09:38:46] [INFO ] Invariant cache hit.
[2023-03-19 09:38:46] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-19 09:38:46] [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 09:38:46] [INFO ] Invariant cache hit.
[2023-03-19 09:38:46] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 96 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)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 314 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 156 ms :[(NOT p0), (NOT p0), (NOT p0)]
Finished random walk after 66 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=33 )
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 162 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 148 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 159 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2023-03-19 09:38:47] [INFO ] Invariant cache hit.
[2023-03-19 09:38:47] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-19 09:38:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 09:38:47] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-03-19 09:38:47] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-19 09:38:47] [INFO ] [Real]Added 1 Read/Feed constraints in 1 ms returned sat
[2023-03-19 09:38:47] [INFO ] Computed and/alt/rep : 5/6/5 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-19 09:38:47] [INFO ] Added : 0 causal constraints over 0 iterations in 9 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 161 ms :[(NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 25009 reset in 75 ms.
Product exploration explored 100000 steps with 24996 reset in 86 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 161 ms :[(NOT p0), (NOT p0), (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 09:38:48] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 09:38:48] [INFO ] Invariant cache hit.
[2023-03-19 09:38:48] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 49 ms. Remains : 5/5 places, 6/6 transitions.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5/5 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-19 09:38:48] [INFO ] Invariant cache hit.
[2023-03-19 09:38:48] [INFO ] Implicit Places using invariants in 33 ms returned []
[2023-03-19 09:38:48] [INFO ] Invariant cache hit.
[2023-03-19 09:38:48] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-19 09:38:48] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
[2023-03-19 09:38:48] [INFO ] Invariant cache hit.
[2023-03-19 09:38:48] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 106 ms. Remains : 5/5 places, 6/6 transitions.
Treatment of property SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-07 finished in 3355 ms.
[2023-03-19 09:38:48] [INFO ] Flatten gal took : 4 ms
[2023-03-19 09:38:48] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2023-03-19 09:38:48] [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 16421 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1292/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1292/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-05
Could not compute solution for formula : SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-07

BK_STOP 1679218729970

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2023
ltl formula name SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-05
ltl formula formula --ltl=/tmp/1292/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 9 places, 8 transitions and 27 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1292/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1292/ltl_0_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.010 real 0.000 user 0.000 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1292/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1292/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 1 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name SmallOperatingSystem-PT-MT0128DC0064-LTLFireability-07
ltl formula formula --ltl=/tmp/1292/ltl_1_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 9 places, 8 transitions and 27 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1292/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1292/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1292/ltl_1_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.010 real 0.000 user 0.000 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1292/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="SmallOperatingSystem-PT-MT0128DC0064"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is SmallOperatingSystem-PT-MT0128DC0064, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r457-smll-167912648800052"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SmallOperatingSystem-PT-MT0128DC0064.tgz
mv SmallOperatingSystem-PT-MT0128DC0064 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 ;