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.r521-tall-167987246600420.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 PGCD-COL-D04N050, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r521-tall-167987246600420
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 440K
-rw-r--r-- 1 mcc users 6.3K Mar 23 15:24 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K Mar 23 15:24 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Mar 23 15:20 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Mar 23 15:20 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Apr 7 12:02 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 7 12:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Apr 7 12:02 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 7 12:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Mar 26 22:42 NewModel
-rw-r--r-- 1 mcc users 9.6K Mar 23 15:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 103K Mar 23 15:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.2K Mar 23 15:26 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 79K Mar 23 15:26 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 7 12:02 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 7 12:02 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 26 22:42 equiv_pt
-rw-r--r-- 1 mcc users 8 Mar 26 22:42 instance
-rw-r--r-- 1 mcc users 5 Mar 26 22:42 iscolored
-rw-r--r-- 1 mcc users 11K Mar 31 16:48 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 PGCD-COL-D04N050-LTLFireability-00
FORMULA_NAME PGCD-COL-D04N050-LTLFireability-01
FORMULA_NAME PGCD-COL-D04N050-LTLFireability-02
FORMULA_NAME PGCD-COL-D04N050-LTLFireability-03
FORMULA_NAME PGCD-COL-D04N050-LTLFireability-04
FORMULA_NAME PGCD-COL-D04N050-LTLFireability-05
FORMULA_NAME PGCD-COL-D04N050-LTLFireability-06
FORMULA_NAME PGCD-COL-D04N050-LTLFireability-07
FORMULA_NAME PGCD-COL-D04N050-LTLFireability-08
FORMULA_NAME PGCD-COL-D04N050-LTLFireability-09
FORMULA_NAME PGCD-COL-D04N050-LTLFireability-10
FORMULA_NAME PGCD-COL-D04N050-LTLFireability-11
FORMULA_NAME PGCD-COL-D04N050-LTLFireability-12
FORMULA_NAME PGCD-COL-D04N050-LTLFireability-13
FORMULA_NAME PGCD-COL-D04N050-LTLFireability-14
FORMULA_NAME PGCD-COL-D04N050-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1680940642321

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=PGCD-COL-D04N050
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202304061127
[2023-04-08 07:57:24] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-04-08 07:57:24] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-04-08 07:57:24] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2023-04-08 07:57:24] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-04-08 07:57:24] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 406 ms
[2023-04-08 07:57:24] [INFO ] Imported 3 HL places and 3 HL transitions for a total of 15 PT places and 15.0 transition bindings in 21 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
[2023-04-08 07:57:24] [INFO ] Built PT skeleton of HLPN with 3 places and 3 transitions 14 arcs in 5 ms.
[2023-04-08 07:57:24] [INFO ] Skeletonized 16 HLPN properties in 1 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 1 properties that can be checked using skeleton over-approximation.
FORMULA PGCD-COL-D04N050-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Finished random walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
[2023-04-08 07:57:24] [INFO ] Flatten gal took : 13 ms
[2023-04-08 07:57:24] [INFO ] Flatten gal took : 1 ms
Arc [2:1*[(MOD (ADD $x 1) 5)]] contains successor/predecessor on variables of sort CD
[2023-04-08 07:57:24] [INFO ] Unfolded HLPN to a Petri net with 15 places and 15 transitions 70 arcs in 15 ms.
[2023-04-08 07:57:24] [INFO ] Unfolded 15 HLPN properties in 1 ms.
Initial state reduction rules removed 3 formulas.
FORMULA PGCD-COL-D04N050-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D04N050-LTLFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D04N050-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 15 out of 15 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 6 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
// Phase 1: matrix 15 rows 15 cols
[2023-04-08 07:57:24] [INFO ] Computed 6 invariants in 6 ms
[2023-04-08 07:57:25] [INFO ] Dead Transitions using invariants and state equation in 129 ms found 0 transitions.
[2023-04-08 07:57:25] [INFO ] Invariant cache hit.
[2023-04-08 07:57:25] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-04-08 07:57:25] [INFO ] Invariant cache hit.
[2023-04-08 07:57:25] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:57:25] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
[2023-04-08 07:57:25] [INFO ] Invariant cache hit.
[2023-04-08 07:57:25] [INFO ] Dead Transitions using invariants and state equation in 33 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 267 ms. Remains : 15/15 places, 15/15 transitions.
Support contains 15 out of 15 places after structural reductions.
[2023-04-08 07:57:25] [INFO ] Flatten gal took : 6 ms
[2023-04-08 07:57:25] [INFO ] Flatten gal took : 6 ms
[2023-04-08 07:57:25] [INFO ] Input system was already deterministic with 15 transitions.
Finished random walk after 471 steps, including 0 resets, run visited all 6 properties in 12 ms. (steps per millisecond=39 )
Parikh walk visited 0 properties in 1 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(G(p0))&&F(p1))))'
Support contains 15 out of 15 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 2 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:57:25] [INFO ] Invariant cache hit.
[2023-04-08 07:57:25] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
[2023-04-08 07:57:25] [INFO ] Invariant cache hit.
[2023-04-08 07:57:25] [INFO ] Implicit Places using invariants in 36 ms returned []
[2023-04-08 07:57:25] [INFO ] Invariant cache hit.
[2023-04-08 07:57:25] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:57:25] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 90 ms to find 0 implicit places.
[2023-04-08 07:57:25] [INFO ] Redundant transitions in 1 ms returned []
[2023-04-08 07:57:25] [INFO ] Invariant cache hit.
[2023-04-08 07:57:25] [INFO ] Dead Transitions using invariants and state equation in 34 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 161 ms. Remains : 15/15 places, 15/15 transitions.
ANTLR Tool version 4.9.3 used for code generation does not match the current runtime version 4.7.2ANTLR Runtime version 4.9.3 used for parser compilation does not match the current runtime version 4.7.2ANTLR Tool version 4.9.3 used for code generation does not match the current runtime version 4.7.2ANTLR Runtime version 4.9.3 used for parser compilation does not match the current runtime version 4.7.2Stuttering acceptance computed with spot in 403 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : PGCD-COL-D04N050-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:(OR (AND (GEQ s2 1) (GEQ s7 1) (GEQ s12 1)) (AND (GEQ s0 1) (GEQ s5 1) (GEQ s10 1)) (AND (GEQ s3 1) (GEQ s8 1) (GEQ s13 1)) (AND (GEQ s1 1) (GEQ 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 0 reset in 278 ms.
Product exploration explored 100000 steps with 0 reset in 258 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X p1), (X p0), (X (X p1)), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 109 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 118 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Finished random walk after 1005 steps, including 0 resets, run visited all 2 properties in 7 ms. (steps per millisecond=143 )
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [(AND p0 p1), (X p1), (X p0), (X (X p1)), (X (X p0))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p1))]
Knowledge based reduction with 5 factoid took 119 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 143 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 128 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Support contains 15 out of 15 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 4 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:57:27] [INFO ] Invariant cache hit.
[2023-04-08 07:57:27] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
[2023-04-08 07:57:27] [INFO ] Invariant cache hit.
[2023-04-08 07:57:27] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-04-08 07:57:27] [INFO ] Invariant cache hit.
[2023-04-08 07:57:27] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:57:27] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
[2023-04-08 07:57:27] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:57:27] [INFO ] Invariant cache hit.
[2023-04-08 07:57:27] [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 123 ms. Remains : 15/15 places, 15/15 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 p0 p1), (X p1), (X p0), (X (X p1)), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 79 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 130 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Finished random walk after 645 steps, including 0 resets, run visited all 2 properties in 3 ms. (steps per millisecond=215 )
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [(AND p0 p1), (X p1), (X p0), (X (X p1)), (X (X p0))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p1))]
Knowledge based reduction with 5 factoid took 144 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 127 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 116 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 133 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Product exploration explored 100000 steps with 0 reset in 187 ms.
Product exploration explored 100000 steps with 0 reset in 234 ms.
Support contains 15 out of 15 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 2 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:57:28] [INFO ] Invariant cache hit.
[2023-04-08 07:57:28] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
[2023-04-08 07:57:28] [INFO ] Invariant cache hit.
[2023-04-08 07:57:28] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-04-08 07:57:28] [INFO ] Invariant cache hit.
[2023-04-08 07:57:28] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:57:28] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2023-04-08 07:57:28] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:57:28] [INFO ] Invariant cache hit.
[2023-04-08 07:57:28] [INFO ] Dead Transitions using invariants and state equation in 36 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 122 ms. Remains : 15/15 places, 15/15 transitions.
Treatment of property PGCD-COL-D04N050-LTLFireability-00 finished in 3287 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)&&(F(!p0)||G(p1)))))'
Support contains 15 out of 15 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 2 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:57:28] [INFO ] Invariant cache hit.
[2023-04-08 07:57:28] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
[2023-04-08 07:57:28] [INFO ] Invariant cache hit.
[2023-04-08 07:57:28] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-04-08 07:57:28] [INFO ] Invariant cache hit.
[2023-04-08 07:57:28] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:57:28] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
[2023-04-08 07:57:28] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:57:28] [INFO ] Invariant cache hit.
[2023-04-08 07:57:28] [INFO ] Dead Transitions using invariants and state equation in 35 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 135 ms. Remains : 15/15 places, 15/15 transitions.
Stuttering acceptance computed with spot in 125 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (AND p0 (NOT p1))]
Running random walk in product with property : PGCD-COL-D04N050-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}, { cond=p0, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=(AND p0 p1), acceptance={} source=2 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (OR (LT s0 3) (LT s10 1)) (OR (LT s1 3) (LT s11 1)) (OR (LT s2 3) (LT s12 1)) (OR (LT s3 3) (LT s13 1)) (OR (LT s4 3) (LT s14 1))), p1:(OR (AND (G...], 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 2 reset in 175 ms.
Stack based approach found an accepted trace after 21 steps with 0 reset with depth 22 and stack size 22 in 1 ms.
FORMULA PGCD-COL-D04N050-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D04N050-LTLFireability-01 finished in 450 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0) U X(!p1)))'
Support contains 15 out of 15 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:57:29] [INFO ] Invariant cache hit.
[2023-04-08 07:57:29] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
[2023-04-08 07:57:29] [INFO ] Invariant cache hit.
[2023-04-08 07:57:29] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-04-08 07:57:29] [INFO ] Invariant cache hit.
[2023-04-08 07:57:29] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:57:29] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
[2023-04-08 07:57:29] [INFO ] Invariant cache hit.
[2023-04-08 07:57:29] [INFO ] Dead Transitions using invariants and state equation in 36 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 116 ms. Remains : 15/15 places, 15/15 transitions.
Stuttering acceptance computed with spot in 170 ms :[p1, p1, p1, true, (NOT p0)]
Running random walk in product with property : PGCD-COL-D04N050-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=p0, acceptance={} source=0 dest: 2}], [{ cond=p1, acceptance={} source=1 dest: 3}], [{ cond=(AND p0 p1), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p0) p1), acceptance={0} source=2 dest: 3}, { cond=(AND p0 p1), acceptance={0} 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=[p0:(OR (AND (GEQ s2 1) (GEQ s7 1) (GEQ s12 1)) (AND (GEQ s0 1) (GEQ s5 1) (GEQ s10 1)) (AND (GEQ s3 1) (GEQ s8 1) (GEQ s13 1)) (AND (GEQ s1 1) (GEQ s6 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 0 reset in 152 ms.
Product exploration explored 100000 steps with 0 reset in 194 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X (AND p0 p1)), (X (NOT (AND (NOT p0) p1))), (X p1), true, (X (X (NOT (AND (NOT p0) p1)))), (X (X p0))]
False Knowledge obtained : [(X (X (AND p0 p1))), (X (X (NOT (AND p0 p1))))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 7 factoid took 142 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 4 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 128 ms :[true, (NOT p0), (OR (NOT p0) p1), (OR (NOT p0) p1)]
Finished random walk after 317 steps, including 0 resets, run visited all 3 properties in 2 ms. (steps per millisecond=158 )
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [(AND p0 p1), (X (AND p0 p1)), (X (NOT (AND (NOT p0) p1))), (X p1), true, (X (X (NOT (AND (NOT p0) p1)))), (X (X p0))]
False Knowledge obtained : [(X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (F (NOT p0)), (F (NOT (AND p0 p1))), (F (AND p0 (NOT p1)))]
Property proved to be false thanks to negative knowledge :(F (NOT p0))
Knowledge based reduction with 7 factoid took 170 ms. Reduced automaton from 4 states, 9 edges and 2 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA PGCD-COL-D04N050-LTLFireability-02 FALSE TECHNIQUES KNOWLEDGE
Treatment of property PGCD-COL-D04N050-LTLFireability-02 finished in 1110 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 15 out of 15 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:57:30] [INFO ] Invariant cache hit.
[2023-04-08 07:57:30] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
[2023-04-08 07:57:30] [INFO ] Invariant cache hit.
[2023-04-08 07:57:30] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-04-08 07:57:30] [INFO ] Invariant cache hit.
[2023-04-08 07:57:30] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:57:30] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
[2023-04-08 07:57:30] [INFO ] Invariant cache hit.
[2023-04-08 07:57:30] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 112 ms. Remains : 15/15 places, 15/15 transitions.
Stuttering acceptance computed with spot in 90 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : PGCD-COL-D04N050-LTLFireability-04 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 (AND (OR (LT s2 1) (LT s7 1) (LT s12 1)) (OR (LT s0 1) (LT s5 1) (LT s10 1)) (OR (LT s3 1) (LT s8 1) (LT s13 1)) (OR (LT s1 1) (LT s6 1) (LT s11 1)...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 1 ms.
FORMULA PGCD-COL-D04N050-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-COL-D04N050-LTLFireability-04 finished in 225 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 10 out of 15 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 2 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:57:30] [INFO ] Invariant cache hit.
[2023-04-08 07:57:30] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
[2023-04-08 07:57:30] [INFO ] Invariant cache hit.
[2023-04-08 07:57:30] [INFO ] Implicit Places using invariants in 24 ms returned [10, 11, 12, 13, 14]
Discarding 5 places :
Implicit Place search using SMT only with invariants took 26 ms to find 5 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 10/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 56 ms. Remains : 10/15 places, 15/15 transitions.
Stuttering acceptance computed with spot in 60 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : PGCD-COL-D04N050-LTLFireability-06 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:(OR (AND (GEQ s0 1) (GEQ s5 1)) (AND (GEQ s4 1) (GEQ s9 1)) (AND (GEQ s1 1) (GEQ s6 1)) (AND (GEQ s3 1) (GEQ s8 1)) (AND (GEQ s2 1) (GEQ s7 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]]
Product exploration explored 100000 steps with 0 reset in 120 ms.
Product exploration explored 100000 steps with 0 reset in 133 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 167 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Finished random walk after 501 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=167 )
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 92 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 87 ms :[(NOT p0), (NOT p0)]
Support contains 10 out of 10 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 3 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
// Phase 1: matrix 15 rows 10 cols
[2023-04-08 07:57:31] [INFO ] Computed 1 invariants in 1 ms
[2023-04-08 07:57:31] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
[2023-04-08 07:57:31] [INFO ] Invariant cache hit.
[2023-04-08 07:57:31] [INFO ] Implicit Places using invariants in 15 ms returned []
[2023-04-08 07:57:31] [INFO ] Invariant cache hit.
[2023-04-08 07:57:31] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:57:31] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2023-04-08 07:57:31] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:57:31] [INFO ] Invariant cache hit.
[2023-04-08 07:57:31] [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 120 ms. Remains : 10/10 places, 15/15 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 : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 71 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
Finished random walk after 208 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=104 )
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 105 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 87 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 101 ms.
Product exploration explored 100000 steps with 0 reset in 141 ms.
Support contains 10 out of 10 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:57:32] [INFO ] Invariant cache hit.
[2023-04-08 07:57:32] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
[2023-04-08 07:57:32] [INFO ] Invariant cache hit.
[2023-04-08 07:57:32] [INFO ] Implicit Places using invariants in 16 ms returned []
[2023-04-08 07:57:32] [INFO ] Invariant cache hit.
[2023-04-08 07:57:32] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:57:32] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
[2023-04-08 07:57:32] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:57:32] [INFO ] Invariant cache hit.
[2023-04-08 07:57:32] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 108 ms. Remains : 10/10 places, 15/15 transitions.
Treatment of property PGCD-COL-D04N050-LTLFireability-06 finished in 1919 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(F(p0))||(X(X(F(p0)))&&p1))))'
Support contains 15 out of 15 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
// Phase 1: matrix 15 rows 15 cols
[2023-04-08 07:57:32] [INFO ] Computed 6 invariants in 3 ms
[2023-04-08 07:57:32] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
[2023-04-08 07:57:32] [INFO ] Invariant cache hit.
[2023-04-08 07:57:32] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-04-08 07:57:32] [INFO ] Invariant cache hit.
[2023-04-08 07:57:32] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:57:32] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
[2023-04-08 07:57:32] [INFO ] Invariant cache hit.
[2023-04-08 07:57:32] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 115 ms. Remains : 15/15 places, 15/15 transitions.
Stuttering acceptance computed with spot in 122 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : PGCD-COL-D04N050-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=p1, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=0, aps=[p1:(AND (OR (LT s2 1) (LT s7 1) (LT s12 1)) (OR (LT s0 1) (LT s5 1) (LT s10 1)) (OR (LT s3 1) (LT s8 1) (LT s13 1)) (OR (LT s1 1) (LT s6 1) (LT s11 1)) (O...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 0 reset in 128 ms.
Stack based approach found an accepted trace after 61 steps with 2 reset with depth 37 and stack size 37 in 0 ms.
FORMULA PGCD-COL-D04N050-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D04N050-LTLFireability-07 finished in 379 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((p0&&X(p1))))))'
Support contains 15 out of 15 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:57:32] [INFO ] Invariant cache hit.
[2023-04-08 07:57:32] [INFO ] Dead Transitions using invariants and state equation in 49 ms found 0 transitions.
[2023-04-08 07:57:32] [INFO ] Invariant cache hit.
[2023-04-08 07:57:32] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-04-08 07:57:32] [INFO ] Invariant cache hit.
[2023-04-08 07:57:32] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:57:32] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2023-04-08 07:57:32] [INFO ] Invariant cache hit.
[2023-04-08 07:57:32] [INFO ] Dead Transitions using invariants and state equation in 23 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 127 ms. Remains : 15/15 places, 15/15 transitions.
Stuttering acceptance computed with spot in 200 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : PGCD-COL-D04N050-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=(AND p0 (NOT p1)), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=0 dest: 1}], [{ cond=p0, acceptance={0} source=1 dest: 0}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(OR (AND (GEQ s0 1) (GEQ s5 1)) (AND (GEQ s4 1) (GEQ s9 1)) (AND (GEQ s1 1) (GEQ s6 1)) (AND (GEQ s3 1) (GEQ s8 1)) (AND (GEQ s2 1) (GEQ s7 1))), p1:(A...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 15 reset in 163 ms.
Stack based approach found an accepted trace after 19 steps with 2 reset with depth 12 and stack size 12 in 0 ms.
FORMULA PGCD-COL-D04N050-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D04N050-LTLFireability-08 finished in 505 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(!p0)))'
Support contains 10 out of 15 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:57:33] [INFO ] Invariant cache hit.
[2023-04-08 07:57:33] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
[2023-04-08 07:57:33] [INFO ] Invariant cache hit.
[2023-04-08 07:57:33] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-04-08 07:57:33] [INFO ] Invariant cache hit.
[2023-04-08 07:57:33] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:57:33] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
[2023-04-08 07:57:33] [INFO ] Invariant cache hit.
[2023-04-08 07:57:33] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 115 ms. Remains : 15/15 places, 15/15 transitions.
Stuttering acceptance computed with spot in 84 ms :[p0, p0]
Running random walk in product with property : PGCD-COL-D04N050-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (OR (LT s0 3) (LT s10 1)) (OR (LT s1 3) (LT s11 1)) (OR (LT s2 3) (LT s12 1)) (OR (LT s3 3) (LT s13 1)) (OR (LT s4 3) (LT s14 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 20455 reset in 124 ms.
Stack based approach found an accepted trace after 5181 steps with 1067 reset with depth 6 and stack size 6 in 7 ms.
FORMULA PGCD-COL-D04N050-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D04N050-LTLFireability-09 finished in 357 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||G((X(G((!p0||X(G(p2)))))&&p1))))'
Support contains 15 out of 15 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:57:33] [INFO ] Invariant cache hit.
[2023-04-08 07:57:33] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
[2023-04-08 07:57:33] [INFO ] Invariant cache hit.
[2023-04-08 07:57:33] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-04-08 07:57:33] [INFO ] Invariant cache hit.
[2023-04-08 07:57:33] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:57:33] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
[2023-04-08 07:57:33] [INFO ] Invariant cache hit.
[2023-04-08 07:57:33] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 92 ms. Remains : 15/15 places, 15/15 transitions.
Stuttering acceptance computed with spot in 251 ms :[true, (OR (NOT p1) (AND p0 (NOT p2))), (OR (NOT p2) (NOT p1)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : PGCD-COL-D04N050-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=1 dest: 1}, { cond=(AND p0 p1), acceptance={} source=1 dest: 2}], [{ cond=(OR (NOT p1) (NOT p2)), acceptance={} source=2 dest: 0}, { cond=(AND p1 p2), acceptance={} source=2 dest: 2}], [{ cond=(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) p1 p2), acceptance={} source=3 dest: 2}, { cond=(AND p0 p1 p2), acceptance={} source=3 dest: 3}, { cond=(OR (AND p0 (NOT p1)) (AND p0 (NOT p2))), acceptance={} source=3 dest: 6}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=4 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=4 dest: 1}, { cond=(AND p0 p1), acceptance={} source=4 dest: 5}, { cond=(AND p0 (NOT p1)), acceptance={} source=4 dest: 6}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=5 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=5 dest: 1}, { cond=(AND p0 p1), acceptance={} source=5 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={} source=5 dest: 6}], [{ cond=(NOT p0), acceptance={} source=6 dest: 0}, { cond=p0, acceptance={} source=6 dest: 6}]], initial=4, aps=[p1:(AND (OR (LT s0 1) (LT s5 1)) (OR (LT s4 1) (LT s9 1)) (OR (LT s1 1) (LT s6 1)) (OR (LT s3 1) (LT s8 1)) (OR (LT s2 1) (LT s7 1))), p0:(OR (AND (GEQ s0...], 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]]
Product exploration explored 100000 steps with 0 reset in 132 ms.
Product exploration explored 100000 steps with 0 reset in 169 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 p1) p0 p2), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 p1))), (X (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (AND p0 (NOT p1))), (X p0), (X (X (OR (AND p0 (NOT p1)) (AND p0 (NOT p2))))), true, (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))))), (X (X (OR (NOT p1) (NOT p2)))), (X (X (NOT (AND p0 p1 p2)))), (X (X (NOT (AND p1 p2)))), (X (X p0))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 18 factoid took 161 ms. Reduced automaton from 7 states, 20 edges and 3 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 43 ms :[true, (NOT p0)]
Finished random walk after 883 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=441 )
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [(AND (NOT p1) p0 p2), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 p1))), (X (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (AND p0 (NOT p1))), (X p0), (X (X (OR (AND p0 (NOT p1)) (AND p0 (NOT p2))))), true, (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))))), (X (X (OR (NOT p1) (NOT p2)))), (X (X (NOT (AND p0 p1 p2)))), (X (X (NOT (AND p1 p2)))), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Property proved to be false thanks to negative knowledge :(F (NOT p0))
Knowledge based reduction with 18 factoid took 223 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA PGCD-COL-D04N050-LTLFireability-10 FALSE TECHNIQUES KNOWLEDGE
Treatment of property PGCD-COL-D04N050-LTLFireability-10 finished in 1121 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(!p0)))'
Support contains 10 out of 15 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 2 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:57:34] [INFO ] Invariant cache hit.
[2023-04-08 07:57:34] [INFO ] Dead Transitions using invariants and state equation in 21 ms found 0 transitions.
[2023-04-08 07:57:34] [INFO ] Invariant cache hit.
[2023-04-08 07:57:34] [INFO ] Implicit Places using invariants in 29 ms returned []
[2023-04-08 07:57:34] [INFO ] Invariant cache hit.
[2023-04-08 07:57:34] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:57:34] [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.
[2023-04-08 07:57:34] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:57:34] [INFO ] Invariant cache hit.
[2023-04-08 07:57:34] [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 128 ms. Remains : 15/15 places, 15/15 transitions.
Stuttering acceptance computed with spot in 65 ms :[p0, p0]
Running random walk in product with property : PGCD-COL-D04N050-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (OR (LT s0 3) (LT s10 1)) (OR (LT s1 3) (LT s11 1)) (OR (LT s2 3) (LT s12 1)) (OR (LT s3 3) (LT s13 1)) (OR (LT s4 3) (LT s14 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]]
Product exploration explored 100000 steps with 28 reset in 126 ms.
Product exploration explored 100000 steps with 1 reset in 156 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 2 factoid took 144 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 68 ms :[p0, p0]
Finished random walk after 51 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=51 )
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 133 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[p0, p0]
Stuttering acceptance computed with spot in 72 ms :[p0, p0]
[2023-04-08 07:57:35] [INFO ] Invariant cache hit.
[2023-04-08 07:57:35] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 07:57:35] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 10 ms returned sat
[2023-04-08 07:57:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 07:57:35] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-04-08 07:57:35] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 07:57:35] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 07:57:35] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2023-04-08 07:57:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 07:57:35] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2023-04-08 07:57:35] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:57:35] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2023-04-08 07:57:35] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 07:57:35] [INFO ] Added : 0 causal constraints over 0 iterations in 6 ms. Result :sat
Could not prove EG p0
Support contains 10 out of 15 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:57:35] [INFO ] Invariant cache hit.
[2023-04-08 07:57:36] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
[2023-04-08 07:57:36] [INFO ] Invariant cache hit.
[2023-04-08 07:57:36] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-04-08 07:57:36] [INFO ] Invariant cache hit.
[2023-04-08 07:57:36] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:57:36] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
[2023-04-08 07:57:36] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:57:36] [INFO ] Invariant cache hit.
[2023-04-08 07:57:36] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 132 ms. Remains : 15/15 places, 15/15 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 : [p0, (X p0)]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 2 factoid took 181 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 73 ms :[p0, p0]
Finished random walk after 4 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=4 )
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 151 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 86 ms :[p0, p0]
Stuttering acceptance computed with spot in 94 ms :[p0, p0]
[2023-04-08 07:57:36] [INFO ] Invariant cache hit.
[2023-04-08 07:57:36] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2023-04-08 07:57:36] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 2 ms returned sat
[2023-04-08 07:57:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 07:57:36] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2023-04-08 07:57:36] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 07:57:36] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 07:57:36] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 2 ms returned sat
[2023-04-08 07:57:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 07:57:36] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2023-04-08 07:57:36] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:57:36] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2023-04-08 07:57:36] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 07:57:36] [INFO ] Added : 0 causal constraints over 0 iterations in 8 ms. Result :sat
Could not prove EG p0
Stuttering acceptance computed with spot in 82 ms :[p0, p0]
Product exploration explored 100000 steps with 19 reset in 138 ms.
Product exploration explored 100000 steps with 26 reset in 148 ms.
Support contains 10 out of 15 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:57:37] [INFO ] Invariant cache hit.
[2023-04-08 07:57:37] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
[2023-04-08 07:57:37] [INFO ] Invariant cache hit.
[2023-04-08 07:57:37] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-04-08 07:57:37] [INFO ] Invariant cache hit.
[2023-04-08 07:57:37] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:57:37] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
[2023-04-08 07:57:37] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:57:37] [INFO ] Invariant cache hit.
[2023-04-08 07:57:37] [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 124 ms. Remains : 15/15 places, 15/15 transitions.
Treatment of property PGCD-COL-D04N050-LTLFireability-11 finished in 2495 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(X((p0 U p0)))||!(p0 U p1))))'
Support contains 15 out of 15 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:57:37] [INFO ] Invariant cache hit.
[2023-04-08 07:57:37] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
[2023-04-08 07:57:37] [INFO ] Invariant cache hit.
[2023-04-08 07:57:37] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-04-08 07:57:37] [INFO ] Invariant cache hit.
[2023-04-08 07:57:37] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:57:37] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2023-04-08 07:57:37] [INFO ] Invariant cache hit.
[2023-04-08 07:57:37] [INFO ] Dead Transitions using invariants and state equation in 21 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 92 ms. Remains : 15/15 places, 15/15 transitions.
Stuttering acceptance computed with spot in 147 ms :[(AND p1 (NOT p0)), (AND p1 (NOT p0)), (NOT p0), (AND (NOT p0) p1)]
Running random walk in product with property : PGCD-COL-D04N050-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p1, acceptance={} source=1 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 2}]], initial=0, aps=[p1:(AND (OR (AND (GEQ s2 1) (GEQ s7 1) (GEQ s12 1)) (AND (GEQ s0 1) (GEQ s5 1) (GEQ s10 1)) (AND (GEQ s3 1) (GEQ s8 1) (GEQ s13 1)) (AND (GEQ s1 1) (GEQ s...], 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 33333 reset in 124 ms.
Product exploration explored 100000 steps with 33333 reset in 138 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 p1) p0), (X (AND p0 (NOT p1))), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 18 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA PGCD-COL-D04N050-LTLFireability-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PGCD-COL-D04N050-LTLFireability-12 finished in 539 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||G(p1))))'
Support contains 15 out of 15 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:57:37] [INFO ] Invariant cache hit.
[2023-04-08 07:57:37] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
[2023-04-08 07:57:37] [INFO ] Invariant cache hit.
[2023-04-08 07:57:37] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-04-08 07:57:37] [INFO ] Invariant cache hit.
[2023-04-08 07:57:37] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:57:37] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2023-04-08 07:57:37] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:57:37] [INFO ] Invariant cache hit.
[2023-04-08 07:57:38] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 109 ms. Remains : 15/15 places, 15/15 transitions.
Stuttering acceptance computed with spot in 38 ms :[(AND (NOT p0) (NOT p1))]
Running random walk in product with property : PGCD-COL-D04N050-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=(AND p0 p1), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={0} source=0 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={1} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0, 1} source=0 dest: 0}]], initial=0, aps=[p0:(OR (AND (GEQ s2 1) (GEQ s7 1) (GEQ s12 1)) (AND (GEQ s0 1) (GEQ s5 1) (GEQ s10 1)) (AND (GEQ s3 1) (GEQ s8 1) (GEQ s13 1)) (AND (GEQ s1 1) (GEQ s6 1) ...], nbAcceptance=2, 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 187 ms.
Product exploration explored 100000 steps with 0 reset in 257 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND p0 p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 111 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[(AND (NOT p0) (NOT p1))]
Incomplete random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 4) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 57 ms. (steps per millisecond=175 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 46 ms. (steps per millisecond=217 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-04-08 07:57:38] [INFO ] Invariant cache hit.
[2023-04-08 07:57:38] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 07:57:38] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2023-04-08 07:57:38] [INFO ] After 34ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0
Fused 2 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND p0 p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 (NOT p1))))), (G (NOT (AND p0 (NOT p1)))), (G (NOT (AND (NOT p0) p1)))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (NOT (AND p0 p1)))]
Knowledge based reduction with 11 factoid took 191 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 48 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 38 ms :[(NOT p1)]
Support contains 10 out of 15 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:57:39] [INFO ] Invariant cache hit.
[2023-04-08 07:57:39] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
[2023-04-08 07:57:39] [INFO ] Invariant cache hit.
[2023-04-08 07:57:39] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-04-08 07:57:39] [INFO ] Invariant cache hit.
[2023-04-08 07:57:39] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:57:39] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
[2023-04-08 07:57:39] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:57:39] [INFO ] Invariant cache hit.
[2023-04-08 07:57:39] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 119 ms. Remains : 15/15 places, 15/15 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 : [p1, (X p1), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 68 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 31 ms :[(NOT p1)]
Finished random walk after 157 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=78 )
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [p1, (X p1), (X (X p1))]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 3 factoid took 89 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 40 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 31 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 38 ms :[(NOT p1)]
Product exploration explored 100000 steps with 0 reset in 143 ms.
Product exploration explored 100000 steps with 0 reset in 159 ms.
Support contains 10 out of 15 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:57:39] [INFO ] Invariant cache hit.
[2023-04-08 07:57:39] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
[2023-04-08 07:57:39] [INFO ] Invariant cache hit.
[2023-04-08 07:57:39] [INFO ] Implicit Places using invariants in 27 ms returned [10, 11, 12, 13, 14]
Discarding 5 places :
Implicit Place search using SMT only with invariants took 28 ms to find 5 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 10/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 59 ms. Remains : 10/15 places, 15/15 transitions.
Treatment of property PGCD-COL-D04N050-LTLFireability-13 finished in 2075 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(G(p0))&&F(p1))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(!p0)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||G(p1))))'
[2023-04-08 07:57:40] [INFO ] Flatten gal took : 9 ms
[2023-04-08 07:57:40] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2023-04-08 07:57:40] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 15 places, 15 transitions and 70 arcs took 0 ms.
Total runtime 16309 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1444/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1444/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1444/ltl_2_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1444/ltl_3_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : PGCD-COL-D04N050-LTLFireability-00
Could not compute solution for formula : PGCD-COL-D04N050-LTLFireability-06
Could not compute solution for formula : PGCD-COL-D04N050-LTLFireability-11
Could not compute solution for formula : PGCD-COL-D04N050-LTLFireability-13

BK_STOP 1680940661724

--------------------
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_1.0.0.202304061127.jar
+ VERSION=202304061127
+ echo 'Running Version 202304061127'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2023
ltl formula name PGCD-COL-D04N050-LTLFireability-00
ltl formula formula --ltl=/tmp/1444/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 15 places, 15 transitions and 70 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1444/ltl_0_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1444/ltl_0_
pnml2lts-mc( 0/ 4): Loading Petri net took 0.010 real 0.000 user 0.000 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1444/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1444/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
malloc_consolidate(): invalid chunk size
ltl formula name PGCD-COL-D04N050-LTLFireability-06
ltl formula formula --ltl=/tmp/1444/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 15 places, 15 transitions and 70 arcs
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 Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.000 real 0.000 user 0.000 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1444/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1444/ltl_1_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1444/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1444/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 2 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 PGCD-COL-D04N050-LTLFireability-11
ltl formula formula --ltl=/tmp/1444/ltl_2_
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 15 places, 15 transitions and 70 arcs
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 Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1444/ltl_2_
pnml2lts-mc( 0/ 4): Loading Petri net took 0.000 real 0.000 user 0.000 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1444/ltl_2_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1444/ltl_2_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1444/ltl_2_
pnml2lts-mc( 0/ 4): buchi has 2 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 PGCD-COL-D04N050-LTLFireability-13
ltl formula formula --ltl=/tmp/1444/ltl_3_
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 15 places, 15 transitions and 70 arcs
Warning: program compiled against libxml 210 using older 209
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
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.000 real 0.000 user 0.000 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1444/ltl_3_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1444/ltl_3_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1444/ltl_3_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1444/ltl_3_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
malloc_consolidate(): invalid chunk size

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="PGCD-COL-D04N050"
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 PGCD-COL-D04N050, 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 r521-tall-167987246600420"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PGCD-COL-D04N050.tgz
mv PGCD-COL-D04N050 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 ;