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-167987246700428.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-D05N025, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r521-tall-167987246700428
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 412K
-rw-r--r-- 1 mcc users 7.7K Mar 23 15:23 CTLCardinality.txt
-rw-r--r-- 1 mcc users 87K Mar 23 15:23 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Mar 23 15:20 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K Mar 23 15:20 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Apr 7 12:02 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K 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 17K Apr 7 12:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Mar 26 22:42 NewModel
-rw-r--r-- 1 mcc users 8.8K Mar 23 15:25 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 91K Mar 23 15:25 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Mar 23 15:25 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K Mar 23 15:25 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-D05N025-LTLFireability-00
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-01
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-02
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-03
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-04
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-05
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-06
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-07
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-08
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-09
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-10
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-11
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-12
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-13
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-14
FORMULA_NAME PGCD-COL-D05N025-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1680940694887

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-D05N025
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202304061127
[2023-04-08 07:58:16] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-04-08 07:58:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-04-08 07:58:16] [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 07:58:16] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-04-08 07:58:17] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 638 ms
[2023-04-08 07:58:17] [INFO ] Imported 3 HL places and 3 HL transitions for a total of 18 PT places and 18.0 transition bindings in 18 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 07:58:17] [INFO ] Built PT skeleton of HLPN with 3 places and 3 transitions 14 arcs in 5 ms.
[2023-04-08 07:58:17] [INFO ] Skeletonized 16 HLPN properties in 1 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
All 16 properties of the HLPN use transition enablings in a way that makes the skeleton too coarse.
Arc [2:1*[(MOD (ADD $x 1) 6)]] contains successor/predecessor on variables of sort CD
[2023-04-08 07:58:17] [INFO ] Unfolded HLPN to a Petri net with 18 places and 18 transitions 84 arcs in 7 ms.
[2023-04-08 07:58:17] [INFO ] Unfolded 16 HLPN properties in 1 ms.
Initial state reduction rules removed 4 formulas.
FORMULA PGCD-COL-D05N025-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D05N025-LTLFireability-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D05N025-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D05N025-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 6 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 18 cols
[2023-04-08 07:58:17] [INFO ] Computed 7 invariants in 7 ms
[2023-04-08 07:58:17] [INFO ] Dead Transitions using invariants and state equation in 138 ms found 0 transitions.
[2023-04-08 07:58:17] [INFO ] Invariant cache hit.
[2023-04-08 07:58:17] [INFO ] Implicit Places using invariants in 33 ms returned []
[2023-04-08 07:58:17] [INFO ] Invariant cache hit.
[2023-04-08 07:58:17] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:58:17] [INFO ] Implicit Places using invariants and state equation in 48 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
[2023-04-08 07:58:17] [INFO ] Invariant cache hit.
[2023-04-08 07:58:17] [INFO ] Dead Transitions using invariants and state equation in 50 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 304 ms. Remains : 18/18 places, 18/18 transitions.
Support contains 18 out of 18 places after structural reductions.
[2023-04-08 07:58:17] [INFO ] Flatten gal took : 15 ms
[2023-04-08 07:58:17] [INFO ] Flatten gal took : 7 ms
[2023-04-08 07:58:17] [INFO ] Input system was already deterministic with 18 transitions.
Incomplete random walk after 10002 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 7) seen :6
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-04-08 07:58:17] [INFO ] Invariant cache hit.
[2023-04-08 07:58:18] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-04-08 07:58:18] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2023-04-08 07:58:18] [INFO ] After 45ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-04-08 07:58:18] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-04-08 07:58:18] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2023-04-08 07:58:18] [INFO ] After 17ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-04-08 07:58:18] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:58:18] [INFO ] After 7ms SMT Verify possible using 6 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-04-08 07:58:18] [INFO ] After 18ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 17 ms.
[2023-04-08 07:58:18] [INFO ] After 100ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 5 ms.
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 5 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 07:58:18] [INFO ] Invariant cache hit.
[2023-04-08 07:58:18] [INFO ] Dead Transitions using invariants and state equation in 34 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41 ms. Remains : 18/18 places, 18/18 transitions.
Incomplete random walk after 10023 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1002 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Finished probabilistic random walk after 30661 steps, run visited all 1 properties in 85 ms. (steps per millisecond=360 )
Probabilistic random walk after 30661 steps, saw 21069 distinct states, run finished after 85 ms. (steps per millisecond=360 ) properties seen :1
Parikh walk visited 0 properties in 0 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-15 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_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 2 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 07:58:18] [INFO ] Invariant cache hit.
[2023-04-08 07:58:18] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
[2023-04-08 07:58:18] [INFO ] Invariant cache hit.
[2023-04-08 07:58:18] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-04-08 07:58:18] [INFO ] Invariant cache hit.
[2023-04-08 07:58:18] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:58:18] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
[2023-04-08 07:58:18] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:58:18] [INFO ] Invariant cache hit.
[2023-04-08 07:58:18] [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 118 ms. Remains : 18/18 places, 18/18 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 240 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : PGCD-COL-D05N025-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=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (OR (LT s3 3) (LT s15 1)) (OR (LT s1 3) (LT s13 1)) (OR (LT s5 3) (LT s17 1)) (OR (LT s0 3) (LT s12 1)) (OR (LT s2 3) (LT s14 1)) (OR (LT s4 3) (L...], 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 296 ms.
Stack based approach found an accepted trace after 7 steps with 0 reset with depth 8 and stack size 8 in 1 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D05N025-LTLFireability-00 finished in 708 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((X((G(p1)||F(p2)))&&p0))))'
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 07:58:19] [INFO ] Invariant cache hit.
[2023-04-08 07:58:19] [INFO ] Dead Transitions using invariants and state equation in 41 ms found 0 transitions.
[2023-04-08 07:58:19] [INFO ] Invariant cache hit.
[2023-04-08 07:58:19] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-04-08 07:58:19] [INFO ] Invariant cache hit.
[2023-04-08 07:58:19] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:58:19] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
[2023-04-08 07:58:19] [INFO ] Invariant cache hit.
[2023-04-08 07:58:19] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 139 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 202 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), true, (AND (NOT p2) (NOT p1)), (NOT p2)]
Running random walk in product with property : PGCD-COL-D05N025-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=p0, acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(AND p1 (NOT p2)), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p1) (NOT p2)), acceptance={} source=3 dest: 4}], [{ cond=(NOT p2), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p0:(AND (OR (LT s5 1) (LT s11 1) (LT s17 1)) (OR (LT s4 1) (LT s10 1) (LT s16 1)) (OR (LT s3 1) (LT s9 1) (LT s15 1)) (OR (LT s0 1) (LT s6 1) (LT s12 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]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-COL-D05N025-LTLFireability-02 finished in 364 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)&&F(G(!p1)))))'
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 2 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 07:58:19] [INFO ] Invariant cache hit.
[2023-04-08 07:58:19] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
[2023-04-08 07:58:19] [INFO ] Invariant cache hit.
[2023-04-08 07:58:19] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-04-08 07:58:19] [INFO ] Invariant cache hit.
[2023-04-08 07:58:19] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:58:19] [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 07:58:19] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:58:19] [INFO ] Invariant cache hit.
[2023-04-08 07:58:19] [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 123 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 123 ms :[(OR p0 p1), p0, p1]
Running random walk in product with property : PGCD-COL-D05N025-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}, { cond=p1, acceptance={} source=0 dest: 2}], [{ cond=p0, acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={} source=2 dest: 2}, { cond=p1, acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (OR (LT s5 1) (LT s11 1) (LT s17 1)) (OR (LT s4 1) (LT s10 1) (LT s16 1)) (OR (LT s3 1) (LT s9 1) (LT s15 1)) (OR (LT s0 1) (LT s6 1) (LT s12 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 185 ms.
Product exploration explored 100000 steps with 0 reset in 225 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 p1), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1))]
Knowledge based reduction with 4 factoid took 143 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 p0 p1), p0, p1]
Finished random walk after 532 steps, including 0 resets, run visited all 2 properties in 3 ms. (steps per millisecond=177 )
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [(AND (NOT p0) p1), (X p1), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1)), (F p0), (F (NOT p1))]
Knowledge based reduction with 4 factoid took 192 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 122 ms :[(OR p0 p1), p0, p1]
Stuttering acceptance computed with spot in 132 ms :[(OR p0 p1), p0, p1]
[2023-04-08 07:58:21] [INFO ] Invariant cache hit.
[2023-04-08 07:58:21] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 07:58:21] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2023-04-08 07:58:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 07:58:21] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-04-08 07:58:21] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 07:58:21] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 07:58:21] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2023-04-08 07:58:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 07:58:21] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2023-04-08 07:58:21] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:58:21] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2023-04-08 07:58:21] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 07:58:21] [INFO ] Added : 2 causal constraints over 1 iterations in 7 ms. Result :sat
Could not prove EG p1
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 07:58:21] [INFO ] Invariant cache hit.
[2023-04-08 07:58:21] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
[2023-04-08 07:58:21] [INFO ] Invariant cache hit.
[2023-04-08 07:58:21] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-04-08 07:58:21] [INFO ] Invariant cache hit.
[2023-04-08 07:58:21] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:58:21] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 58 ms to find 0 implicit places.
[2023-04-08 07:58:21] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:58:21] [INFO ] Invariant cache hit.
[2023-04-08 07:58:21] [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 121 ms. Remains : 18/18 places, 18/18 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X p1), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1))]
Knowledge based reduction with 4 factoid took 132 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 133 ms :[(OR p0 p1), p0, p1]
Finished random walk after 109 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=109 )
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [(AND (NOT p0) p1), (X p1), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(X (X (NOT p1))), (X (X p1)), (F p0), (F (NOT p1))]
Knowledge based reduction with 4 factoid took 196 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 125 ms :[(OR p0 p1), p0, p1]
Stuttering acceptance computed with spot in 109 ms :[(OR p0 p1), p0, p1]
[2023-04-08 07:58:22] [INFO ] Invariant cache hit.
[2023-04-08 07:58:22] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 07:58:22] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2023-04-08 07:58:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 07:58:22] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2023-04-08 07:58:22] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 07:58:22] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 07:58:22] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2023-04-08 07:58:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 07:58:22] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2023-04-08 07:58:22] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:58:22] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2023-04-08 07:58:22] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 3 ms.
[2023-04-08 07:58:22] [INFO ] Added : 2 causal constraints over 1 iterations in 9 ms. Result :sat
Could not prove EG p1
Stuttering acceptance computed with spot in 118 ms :[(OR p0 p1), p0, p1]
Product exploration explored 100000 steps with 0 reset in 166 ms.
Product exploration explored 100000 steps with 0 reset in 216 ms.
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 07:58:22] [INFO ] Invariant cache hit.
[2023-04-08 07:58:22] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
[2023-04-08 07:58:22] [INFO ] Invariant cache hit.
[2023-04-08 07:58:22] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-04-08 07:58:22] [INFO ] Invariant cache hit.
[2023-04-08 07:58:22] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:58:22] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2023-04-08 07:58:22] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:58:22] [INFO ] Invariant cache hit.
[2023-04-08 07:58:22] [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 107 ms. Remains : 18/18 places, 18/18 transitions.
Treatment of property PGCD-COL-D05N025-LTLFireability-04 finished in 3155 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 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 07:58:22] [INFO ] Invariant cache hit.
[2023-04-08 07:58:22] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
[2023-04-08 07:58:22] [INFO ] Invariant cache hit.
[2023-04-08 07:58:22] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-04-08 07:58:22] [INFO ] Invariant cache hit.
[2023-04-08 07:58:22] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:58:22] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2023-04-08 07:58:22] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:58:22] [INFO ] Invariant cache hit.
[2023-04-08 07:58:22] [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 105 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 71 ms :[p0, p0]
Running random walk in product with property : PGCD-COL-D05N025-LTLFireability-05 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 s5 1) (LT s11 1) (LT s17 1)) (OR (LT s4 1) (LT s10 1) (LT s16 1)) (OR (LT s3 1) (LT s9 1) (LT s15 1)) (OR (LT s0 1) (LT s6 1) (LT s12 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 143 ms.
Product exploration explored 100000 steps with 0 reset in 197 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 87 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 67 ms :[p0, p0]
Finished random walk after 415 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=415 )
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 95 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 69 ms :[p0, p0]
Stuttering acceptance computed with spot in 71 ms :[p0, p0]
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 3 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 07:58:23] [INFO ] Invariant cache hit.
[2023-04-08 07:58:23] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
[2023-04-08 07:58:23] [INFO ] Invariant cache hit.
[2023-04-08 07:58:23] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-04-08 07:58:23] [INFO ] Invariant cache hit.
[2023-04-08 07:58:23] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:58:23] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
[2023-04-08 07:58:23] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:58:23] [INFO ] Invariant cache hit.
[2023-04-08 07:58:23] [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 121 ms. Remains : 18/18 places, 18/18 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 95 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 78 ms :[p0, p0]
Finished random walk after 162 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=162 )
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 122 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 85 ms :[p0, p0]
Stuttering acceptance computed with spot in 81 ms :[p0, p0]
Stuttering acceptance computed with spot in 68 ms :[p0, p0]
Product exploration explored 100000 steps with 0 reset in 164 ms.
Product exploration explored 100000 steps with 0 reset in 181 ms.
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 07:58:24] [INFO ] Invariant cache hit.
[2023-04-08 07:58:24] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
[2023-04-08 07:58:24] [INFO ] Invariant cache hit.
[2023-04-08 07:58:24] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-04-08 07:58:24] [INFO ] Invariant cache hit.
[2023-04-08 07:58:24] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:58:24] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
[2023-04-08 07:58:24] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:58:24] [INFO ] Invariant cache hit.
[2023-04-08 07:58:24] [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 111 ms. Remains : 18/18 places, 18/18 transitions.
Treatment of property PGCD-COL-D05N025-LTLFireability-05 finished in 2196 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(G(p0)))||(F(p1)&&X(!p1))))'
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 07:58:25] [INFO ] Invariant cache hit.
[2023-04-08 07:58:25] [INFO ] Dead Transitions using invariants and state equation in 51 ms found 0 transitions.
[2023-04-08 07:58:25] [INFO ] Invariant cache hit.
[2023-04-08 07:58:25] [INFO ] Implicit Places using invariants in 123 ms returned []
[2023-04-08 07:58:25] [INFO ] Invariant cache hit.
[2023-04-08 07:58:25] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:58:25] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 155 ms to find 0 implicit places.
[2023-04-08 07:58:25] [INFO ] Invariant cache hit.
[2023-04-08 07:58:25] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 235 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 242 ms :[true, (NOT p1), (AND p1 (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : PGCD-COL-D05N025-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 4}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=3 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={} source=3 dest: 3}], [{ cond=(NOT p0), acceptance={} source=4 dest: 0}, { cond=p0, acceptance={} source=4 dest: 4}], [{ cond=p1, acceptance={} source=5 dest: 2}, { cond=(NOT p1), acceptance={} source=5 dest: 6}], [{ cond=(NOT p1), acceptance={} source=6 dest: 3}, { cond=p1, acceptance={} source=6 dest: 4}]], initial=5, aps=[p1:(AND (OR (LT s3 3) (LT s15 1)) (OR (LT s1 3) (LT s13 1)) (OR (LT s5 3) (LT s17 1)) (OR (LT s0 3) (LT s12 1)) (OR (LT s2 3) (LT s14 1)) (OR (LT s4 3) (L...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-COL-D05N025-LTLFireability-06 finished in 496 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((!p0 U X(!p0)))&&F((X((p2 U (G(p2)||p3)))&&p1))))'
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 07:58:25] [INFO ] Invariant cache hit.
[2023-04-08 07:58:25] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
[2023-04-08 07:58:25] [INFO ] Invariant cache hit.
[2023-04-08 07:58:25] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-04-08 07:58:25] [INFO ] Invariant cache hit.
[2023-04-08 07:58:25] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:58:25] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
[2023-04-08 07:58:25] [INFO ] Invariant cache hit.
[2023-04-08 07:58:25] [INFO ] Dead Transitions using invariants and state equation in 23 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 100 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 246 ms :[(OR (NOT p1) p0 (AND (NOT p2) (NOT p3))), p0, (OR (NOT p1) (AND (NOT p2) (NOT p3))), (AND (NOT p2) (NOT p3)), p0, p0, true]
Running random walk in product with property : PGCD-COL-D05N025-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}, { cond=p1, acceptance={} source=0 dest: 3}], [{ cond=p0, acceptance={} source=1 dest: 4}, { cond=(NOT p0), acceptance={} source=1 dest: 5}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}, { cond=p1, acceptance={0} source=2 dest: 3}], [{ cond=(AND (NOT p1) (NOT p3) (NOT p2)), acceptance={0} source=3 dest: 2}, { cond=(AND (NOT p3) p2), acceptance={} source=3 dest: 3}, { cond=(AND p1 (NOT p3) (NOT p2)), acceptance={0} source=3 dest: 3}], [{ cond=p0, acceptance={} source=4 dest: 6}], [{ cond=p0, acceptance={} source=5 dest: 4}], [{ cond=true, acceptance={0} source=6 dest: 6}]], initial=0, aps=[p1:(AND (OR (LT s0 1) (LT s6 1)) (OR (LT s3 1) (LT s9 1)) (OR (LT s4 1) (LT s10 1)) (OR (LT s1 1) (LT s7 1)) (OR (LT s2 1) (LT s8 1)) (OR (LT s5 1) (LT s1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-COL-D05N025-LTLFireability-08 finished in 366 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 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 07:58:25] [INFO ] Invariant cache hit.
[2023-04-08 07:58:25] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
[2023-04-08 07:58:25] [INFO ] Invariant cache hit.
[2023-04-08 07:58:25] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-04-08 07:58:25] [INFO ] Invariant cache hit.
[2023-04-08 07:58:25] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:58:25] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2023-04-08 07:58:25] [INFO ] Invariant cache hit.
[2023-04-08 07:58:25] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 105 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 64 ms :[p0, p0]
Running random walk in product with property : PGCD-COL-D05N025-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 s5 1) (LT s11 1) (LT s17 1)) (OR (LT s4 1) (LT s10 1) (LT s16 1)) (OR (LT s3 1) (LT s9 1) (LT s15 1)) (OR (LT s0 1) (LT s6 1) (LT s12 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 147 ms.
Product exploration explored 100000 steps with 50000 reset in 140 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 18 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA PGCD-COL-D05N025-LTLFireability-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PGCD-COL-D05N025-LTLFireability-09 finished in 489 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(F(p1))))'
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 3 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 07:58:26] [INFO ] Invariant cache hit.
[2023-04-08 07:58:26] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
[2023-04-08 07:58:26] [INFO ] Invariant cache hit.
[2023-04-08 07:58:26] [INFO ] Implicit Places using invariants in 16 ms returned []
[2023-04-08 07:58:26] [INFO ] Invariant cache hit.
[2023-04-08 07:58:26] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:58:26] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2023-04-08 07:58:26] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:58:26] [INFO ] Invariant cache hit.
[2023-04-08 07:58:26] [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 114 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 116 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Running random walk in product with property : PGCD-COL-D05N025-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}, { cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={} source=2 dest: 1}, { cond=true, acceptance={} source=2 dest: 2}]], initial=0, aps=[p0:(AND (OR (LT s5 1) (LT s11 1) (LT s17 1)) (OR (LT s4 1) (LT s10 1) (LT s16 1)) (OR (LT s3 1) (LT s9 1) (LT s15 1)) (OR (LT s0 1) (LT s6 1) (LT s12 1)) ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 0 reset in 145 ms.
Stack based approach found an accepted trace after 36 steps with 1 reset with depth 22 and stack size 22 in 1 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D05N025-LTLFireability-11 finished in 389 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 12 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 07:58:26] [INFO ] Invariant cache hit.
[2023-04-08 07:58:26] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
[2023-04-08 07:58:26] [INFO ] Invariant cache hit.
[2023-04-08 07:58:26] [INFO ] Implicit Places using invariants in 22 ms returned [12, 13, 14, 15, 16, 17]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 23 ms to find 6 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 12/18 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 69 ms. Remains : 12/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : PGCD-COL-D05N025-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (OR (LT s0 1) (LT s6 1)) (OR (LT s3 1) (LT s9 1)) (OR (LT s4 1) (LT s10 1)) (OR (LT s1 1) (LT s7 1)) (OR (LT s2 1) (LT s8 1)) (OR (LT s5 1) (LT s1...], 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 0 reset in 111 ms.
Stack based approach found an accepted trace after 45 steps with 0 reset with depth 46 and stack size 46 in 0 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D05N025-LTLFireability-12 finished in 260 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)))'
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 07:58:27] [INFO ] Invariant cache hit.
[2023-04-08 07:58:27] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
[2023-04-08 07:58:27] [INFO ] Invariant cache hit.
[2023-04-08 07:58:27] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-04-08 07:58:27] [INFO ] Invariant cache hit.
[2023-04-08 07:58:27] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:58:27] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
[2023-04-08 07:58:27] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:58:27] [INFO ] Invariant cache hit.
[2023-04-08 07:58:27] [INFO ] Dead Transitions using invariants and state equation in 23 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 121 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Running random walk in product with property : PGCD-COL-D05N025-LTLFireability-13 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 (OR (LT s0 1) (LT s6 1)) (OR (LT s3 1) (LT s9 1)) (OR (LT s4 1) (LT s10 1)) (OR (LT s1 1) (LT s7 1)) (OR (LT s2 1) (LT s8 1)) (OR (LT s5 1) (LT s1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 147 ms.
Stack based approach found an accepted trace after 20 steps with 0 reset with depth 21 and stack size 21 in 0 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D05N025-LTLFireability-13 finished in 322 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((!p0&&X(G(p0)))))'
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 07:58:27] [INFO ] Invariant cache hit.
[2023-04-08 07:58:27] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
[2023-04-08 07:58:27] [INFO ] Invariant cache hit.
[2023-04-08 07:58:27] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-04-08 07:58:27] [INFO ] Invariant cache hit.
[2023-04-08 07:58:27] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:58:27] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2023-04-08 07:58:27] [INFO ] Invariant cache hit.
[2023-04-08 07:58:27] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 109 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 117 ms :[true, true, true, (NOT p0)]
Running random walk in product with property : PGCD-COL-D05N025-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=p0, acceptance={} source=2 dest: 0}, { cond=(NOT p0), acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 0}, { cond=p0, acceptance={} source=3 dest: 3}]], initial=1, aps=[p0:(AND (OR (LT s5 1) (LT s11 1) (LT s17 1)) (OR (LT s4 1) (LT s10 1) (LT s16 1)) (OR (LT s3 1) (LT s9 1) (LT s15 1)) (OR (LT s0 1) (LT s6 1) (LT s12 1)) ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-COL-D05N025-LTLFireability-14 finished in 245 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)&&F(G(!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)))'
[2023-04-08 07:58:27] [INFO ] Flatten gal took : 13 ms
[2023-04-08 07:58:27] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2023-04-08 07:58:27] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 18 places, 18 transitions and 84 arcs took 0 ms.
Total runtime 11383 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1161/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1161/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : PGCD-COL-D05N025-LTLFireability-04
Could not compute solution for formula : PGCD-COL-D05N025-LTLFireability-05

BK_STOP 1680940781123

--------------------
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-D05N025-LTLFireability-04
ltl formula formula --ltl=/tmp/1161/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 18 places, 18 transitions and 84 arcs
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( 1/ 4): LTL layer: formula: /tmp/1161/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1161/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1161/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1161/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 4 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
ltl formula name PGCD-COL-D05N025-LTLFireability-05
ltl formula formula --ltl=/tmp/1161/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
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 18 places, 18 transitions and 84 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
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( 0/ 4): LTL layer: formula: /tmp/1161/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1161/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1161/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1161/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
*** 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:

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-D05N025"
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-D05N025, 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-167987246700428"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PGCD-COL-D05N025.tgz
mv PGCD-COL-D05N025 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 ;