fond
Model Checking Contest 2023
13th edition, Paris, France, April 26, 2023 (at TOOLympics II)
Execution of r521-tall-167987246600403
Last Updated
May 14, 2023

About the Execution of LTSMin+red for PGCD-COL-D03N050

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
375.600 9527.00 17734.00 270.10 TTTTTTTFTF?TFTFF normal

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-167987246600403.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-D03N050, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r521-tall-167987246600403
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 420K
-rw-r--r-- 1 mcc users 7.2K Mar 23 15:25 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K Mar 23 15:25 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Mar 23 15:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K Mar 23 15:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Apr 7 12:02 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 7 12:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Apr 7 12:02 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 7 12:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Mar 26 22:42 NewModel
-rw-r--r-- 1 mcc users 9.3K Mar 23 15:28 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 100K Mar 23 15:28 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Mar 23 15:27 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 55K Mar 23 15:27 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-D03N050-LTLCardinality-00
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-01
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-02
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-03
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-04
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-05
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-06
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-07
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-08
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-09
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-10
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-11
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-12
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-13
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-14
FORMULA_NAME PGCD-COL-D03N050-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1680940454968

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=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PGCD-COL-D03N050
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202304061127
[2023-04-08 07:54:16] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-04-08 07:54:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-04-08 07:54:16] [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 07:54:16] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-04-08 07:54:17] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 652 ms
[2023-04-08 07:54:17] [INFO ] Imported 3 HL places and 3 HL transitions for a total of 12 PT places and 12.0 transition bindings in 17 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 12 ms.
Working with output stream class java.io.PrintStream
[2023-04-08 07:54:17] [INFO ] Built PT skeleton of HLPN with 3 places and 3 transitions 14 arcs in 5 ms.
[2023-04-08 07:54:17] [INFO ] Skeletonized 16 HLPN properties in 1 ms.
Initial state reduction rules removed 7 formulas.
FORMULA PGCD-COL-D03N050-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D03N050-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D03N050-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D03N050-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D03N050-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D03N050-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D03N050-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 9 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 0 stable transitions
Incomplete random walk after 10156 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=376 ) properties (out of 15) seen :7
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 218 ms. (steps per millisecond=45 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 108 ms. (steps per millisecond=92 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 93 ms. (steps per millisecond=107 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 62 ms. (steps per millisecond=161 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 8) seen :0
Running SMT prover for 8 properties.
// Phase 1: matrix 3 rows 3 cols
[2023-04-08 07:54:18] [INFO ] Computed 2 invariants in 5 ms
[2023-04-08 07:54:18] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-04-08 07:54:18] [INFO ] After 111ms SMT Verify possible using all constraints in real domain returned unsat :3 sat :0 real:5
[2023-04-08 07:54:18] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 07:54:18] [INFO ] After 50ms SMT Verify possible using all constraints in natural domain returned unsat :8 sat :0
Fused 8 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Successfully simplified 8 atomic propositions for a total of 9 simplifications.
FORMULA PGCD-COL-D03N050-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D03N050-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D03N050-LTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-04-08 07:54:18] [INFO ] Flatten gal took : 12 ms
[2023-04-08 07:54:18] [INFO ] Flatten gal took : 1 ms
Arc [2:1*[(MOD (ADD $x 1) 4)]] contains successor/predecessor on variables of sort CD
[2023-04-08 07:54:18] [INFO ] Unfolded HLPN to a Petri net with 12 places and 12 transitions 56 arcs in 5 ms.
[2023-04-08 07:54:18] [INFO ] Unfolded 6 HLPN properties in 1 ms.
Support contains 12 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 12/12 transitions.
Applied a total of 0 rules in 5 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
// Phase 1: matrix 12 rows 12 cols
[2023-04-08 07:54:18] [INFO ] Computed 5 invariants in 1 ms
[2023-04-08 07:54:18] [INFO ] Dead Transitions using invariants and state equation in 33 ms found 0 transitions.
[2023-04-08 07:54:18] [INFO ] Invariant cache hit.
[2023-04-08 07:54:18] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-04-08 07:54:18] [INFO ] Invariant cache hit.
[2023-04-08 07:54:18] [INFO ] State equation strengthened by 4 read => feed constraints.
[2023-04-08 07:54:18] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
[2023-04-08 07:54:18] [INFO ] Invariant cache hit.
[2023-04-08 07:54:18] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 125 ms. Remains : 12/12 places, 12/12 transitions.
Support contains 12 out of 12 places after structural reductions.
[2023-04-08 07:54:18] [INFO ] Flatten gal took : 3 ms
[2023-04-08 07:54:18] [INFO ] Flatten gal took : 3 ms
[2023-04-08 07:54:18] [INFO ] Input system was already deterministic with 12 transitions.
Incomplete random walk after 10041 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=436 ) properties (out of 10) seen :6
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
[2023-04-08 07:54:18] [INFO ] Invariant cache hit.
[2023-04-08 07:54:18] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2023-04-08 07:54:18] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2023-04-08 07:54:18] [INFO ] After 35ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-04-08 07:54:18] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 07:54:18] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2023-04-08 07:54:18] [INFO ] After 42ms SMT Verify possible using all constraints in natural domain returned unsat :4 sat :0
Fused 4 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
FORMULA PGCD-COL-D03N050-LTLCardinality-07 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 4 atomic propositions for a total of 5 simplifications.
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' '!(X((F(p1)&&p0)))'
Support contains 8 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
[2023-04-08 07:54:18] [INFO ] Invariant cache hit.
[2023-04-08 07:54:18] [INFO ] Dead Transitions using invariants and state equation in 41 ms found 0 transitions.
[2023-04-08 07:54:18] [INFO ] Invariant cache hit.
[2023-04-08 07:54:18] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-04-08 07:54:18] [INFO ] Invariant cache hit.
[2023-04-08 07:54:18] [INFO ] State equation strengthened by 4 read => feed constraints.
[2023-04-08 07:54:18] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
[2023-04-08 07:54:18] [INFO ] Invariant cache hit.
[2023-04-08 07:54:19] [INFO ] Dead Transitions using invariants and state equation in 35 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 138 ms. Remains : 12/12 places, 12/12 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 253 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true]
Running random walk in product with property : PGCD-COL-D03N050-LTLCardinality-04 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 0}, { cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={0} source=3 dest: 3}]], initial=2, aps=[p1:(LEQ 3 (ADD s8 s9 s10 s11)), p0:(AND (LEQ 2 (ADD s8 s9 s10 s11)) (LEQ 2 (ADD s4 s5 s6 s7)))], 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 50000 reset in 291 ms.
Product exploration explored 100000 steps with 50000 reset in 151 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 p1 p0), (X p0), (X (NOT (AND p0 (NOT p1)))), true, (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 25 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-D03N050-LTLCardinality-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PGCD-COL-D03N050-LTLCardinality-04 finished in 909 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))'
Support contains 8 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
[2023-04-08 07:54:19] [INFO ] Invariant cache hit.
[2023-04-08 07:54:19] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
[2023-04-08 07:54:19] [INFO ] Invariant cache hit.
[2023-04-08 07:54:19] [INFO ] Implicit Places using invariants in 30 ms returned [8, 9, 10, 11]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 32 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 8/12 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 62 ms. Remains : 8/12 places, 12/12 transitions.
Stuttering acceptance computed with spot in 86 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : PGCD-COL-D03N050-LTLCardinality-06 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={0} source=2 dest: 2}]], initial=1, aps=[p0:(LEQ (ADD s0 s1 s2 s3) (ADD s4 s5 s6 s7))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 100 ms.
Product exploration explored 100000 steps with 50000 reset in 84 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), true]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 20 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA PGCD-COL-D03N050-LTLCardinality-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PGCD-COL-D03N050-LTLCardinality-06 finished in 367 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))'
Support contains 8 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
[2023-04-08 07:54:20] [INFO ] Invariant cache hit.
[2023-04-08 07:54:20] [INFO ] Dead Transitions using invariants and state equation in 51 ms found 0 transitions.
[2023-04-08 07:54:20] [INFO ] Invariant cache hit.
[2023-04-08 07:54:20] [INFO ] Implicit Places using invariants in 28 ms returned [8, 9, 10, 11]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 28 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 8/12 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 96 ms. Remains : 8/12 places, 12/12 transitions.
Stuttering acceptance computed with spot in 85 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : PGCD-COL-D03N050-LTLCardinality-09 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={0} source=2 dest: 2}]], initial=1, aps=[p0:(LEQ (ADD s4 s5 s6 s7) (ADD s0 s1 s2 s3))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA PGCD-COL-D03N050-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-COL-D03N050-LTLCardinality-09 finished in 195 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 4 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 12/12 transitions.
Applied a total of 0 rules in 3 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
[2023-04-08 07:54:20] [INFO ] Invariant cache hit.
[2023-04-08 07:54:20] [INFO ] Dead Transitions using invariants and state equation in 37 ms found 0 transitions.
[2023-04-08 07:54:20] [INFO ] Invariant cache hit.
[2023-04-08 07:54:20] [INFO ] Implicit Places using invariants in 27 ms returned [8, 9, 10, 11]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 28 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/12 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 70 ms. Remains : 8/12 places, 12/12 transitions.
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : PGCD-COL-D03N050-LTLCardinality-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LEQ 2 (ADD s4 s5 s6 s7))], 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 107 ms.
Product exploration explored 100000 steps with 0 reset in 253 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 98 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)]
Incomplete random walk after 10042 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2008 ) properties (out of 1) seen :0
Finished Best-First random walk after 2369 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=1184 )
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 111 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 83 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Support contains 4 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 12/12 transitions.
Applied a total of 0 rules in 2 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
// Phase 1: matrix 12 rows 8 cols
[2023-04-08 07:54:21] [INFO ] Computed 1 invariants in 1 ms
[2023-04-08 07:54:21] [INFO ] Dead Transitions using invariants and state equation in 34 ms found 0 transitions.
[2023-04-08 07:54:21] [INFO ] Invariant cache hit.
[2023-04-08 07:54:21] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-04-08 07:54:21] [INFO ] Invariant cache hit.
[2023-04-08 07:54:21] [INFO ] State equation strengthened by 4 read => feed constraints.
[2023-04-08 07:54:21] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
[2023-04-08 07:54:21] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:54:21] [INFO ] Invariant cache hit.
[2023-04-08 07:54:21] [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 125 ms. Remains : 8/8 places, 12/12 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 78 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 75 ms :[(NOT p0), (NOT p0)]
Finished random walk after 3584 steps, including 1 resets, run visited all 1 properties in 5 ms. (steps per millisecond=716 )
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 102 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 76 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 1 reset in 146 ms.
Product exploration explored 100000 steps with 0 reset in 129 ms.
Support contains 4 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
[2023-04-08 07:54:22] [INFO ] Invariant cache hit.
[2023-04-08 07:54:22] [INFO ] Dead Transitions using invariants and state equation in 35 ms found 0 transitions.
[2023-04-08 07:54:22] [INFO ] Invariant cache hit.
[2023-04-08 07:54:22] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-04-08 07:54:22] [INFO ] Invariant cache hit.
[2023-04-08 07:54:22] [INFO ] State equation strengthened by 4 read => feed constraints.
[2023-04-08 07:54:22] [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 07:54:22] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:54:22] [INFO ] Invariant cache hit.
[2023-04-08 07:54:22] [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 : 8/8 places, 12/12 transitions.
Treatment of property PGCD-COL-D03N050-LTLCardinality-10 finished in 2041 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))'
Support contains 4 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
// Phase 1: matrix 12 rows 12 cols
[2023-04-08 07:54:22] [INFO ] Computed 5 invariants in 1 ms
[2023-04-08 07:54:22] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
[2023-04-08 07:54:22] [INFO ] Invariant cache hit.
[2023-04-08 07:54:22] [INFO ] Implicit Places using invariants in 30 ms returned [8, 9, 10, 11]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 31 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/12 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 60 ms. Remains : 8/12 places, 12/12 transitions.
Stuttering acceptance computed with spot in 53 ms :[true, (NOT p0)]
Running random walk in product with property : PGCD-COL-D03N050-LTLCardinality-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}]], initial=1, aps=[p0:(LEQ 2 (ADD s4 s5 s6 s7))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 0 reset in 100 ms.
Product exploration explored 100000 steps with 0 reset in 168 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 79 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 40 ms :[true, (NOT p0)]
Incomplete random walk after 10033 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=1433 ) properties (out of 1) seen :0
Finished Best-First random walk after 2522 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=840 )
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [p0, (X p0), true, (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 4 factoid took 91 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-D03N050-LTLCardinality-15 FALSE TECHNIQUES KNOWLEDGE
Treatment of property PGCD-COL-D03N050-LTLCardinality-15 finished in 631 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)))'
[2023-04-08 07:54:23] [INFO ] Flatten gal took : 5 ms
[2023-04-08 07:54:23] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 2 ms.
[2023-04-08 07:54:23] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 12 places, 12 transitions and 56 arcs took 0 ms.
Total runtime 6672 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/738/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : PGCD-COL-D03N050-LTLCardinality-10

BK_STOP 1680940464495

--------------------
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 LTLCardinality -timeout 360 -rebuildPNML
mcc2023
ltl formula name PGCD-COL-D03N050-LTLCardinality-10
ltl formula formula --ltl=/tmp/738/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 12 places, 12 transitions and 56 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/738/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/738/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/738/ltl_0_
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/738/ltl_0_
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
free(): double free detected in tcache 2

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-D03N050"
export BK_EXAMINATION="LTLCardinality"
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-D03N050, examination is LTLCardinality"
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-167987246600403"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PGCD-COL-D03N050.tgz
mv PGCD-COL-D03N050 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;