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.r517-tall-167987243900428.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool itstools
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 r517-tall-167987243900428
=====================================================================

--------------------
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 1680940559163

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=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PGCD-COL-D05N025
Not applying reductions.
Model is COL
LTLFireability COL
Running Version 202304061127
[2023-04-08 07:56:01] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2023-04-08 07:56:01] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-04-08 07:56:01] [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 07:56:01] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-04-08 07:56:01] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 492 ms
[2023-04-08 07:56:01] [INFO ] Imported 3 HL places and 3 HL transitions for a total of 18 PT places and 18.0 transition bindings in 19 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 07:56:01] [INFO ] Built PT skeleton of HLPN with 3 places and 3 transitions 14 arcs in 8 ms.
[2023-04-08 07:56:01] [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 07:56:01] [INFO ] Unfolded HLPN to a Petri net with 18 places and 18 transitions 84 arcs in 7 ms.
[2023-04-08 07:56:01] [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 7 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 07:56:01] [INFO ] Computed 7 invariants in 6 ms
[2023-04-08 07:56:02] [INFO ] Dead Transitions using invariants and state equation in 193 ms found 0 transitions.
[2023-04-08 07:56:02] [INFO ] Invariant cache hit.
[2023-04-08 07:56:02] [INFO ] Implicit Places using invariants in 29 ms returned []
[2023-04-08 07:56:02] [INFO ] Invariant cache hit.
[2023-04-08 07:56:02] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:56:02] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
[2023-04-08 07:56:02] [INFO ] Invariant cache hit.
[2023-04-08 07:56:02] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 338 ms. Remains : 18/18 places, 18/18 transitions.
Support contains 18 out of 18 places after structural reductions.
[2023-04-08 07:56:02] [INFO ] Flatten gal took : 15 ms
[2023-04-08 07:56:02] [INFO ] Flatten gal took : 6 ms
[2023-04-08 07:56:02] [INFO ] Input system was already deterministic with 18 transitions.
Incomplete random walk after 10006 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) 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 07:56:02] [INFO ] Invariant cache hit.
[2023-04-08 07:56:02] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 07:56:02] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2023-04-08 07:56:02] [INFO ] After 48ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-04-08 07:56:02] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 07:56:02] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2023-04-08 07:56:02] [INFO ] After 20ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-04-08 07:56:02] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:56:02] [INFO ] After 12ms SMT Verify possible using 6 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-04-08 07:56:02] [INFO ] After 22ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-04-08 07:56:02] [INFO ] After 142ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 10 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 4 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 07:56:02] [INFO ] Invariant cache hit.
[2023-04-08 07:56:02] [INFO ] Dead Transitions using invariants and state equation in 41 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 18/18 places, 18/18 transitions.
Incomplete random walk after 10009 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Finished probabilistic random walk after 30661 steps, run visited all 1 properties in 97 ms. (steps per millisecond=316 )
Probabilistic random walk after 30661 steps, saw 21069 distinct states, run finished after 98 ms. (steps per millisecond=312 ) 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 07:56:03] [INFO ] Invariant cache hit.
[2023-04-08 07:56:03] [INFO ] Dead Transitions using invariants and state equation in 36 ms found 0 transitions.
[2023-04-08 07:56:03] [INFO ] Invariant cache hit.
[2023-04-08 07:56:03] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-04-08 07:56:03] [INFO ] Invariant cache hit.
[2023-04-08 07:56:03] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:56:03] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
[2023-04-08 07:56:03] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:56:03] [INFO ] Invariant cache hit.
[2023-04-08 07:56:03] [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 122 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 263 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 297 ms.
Stack based approach found an accepted trace after 43 steps with 0 reset with depth 44 and stack size 44 in 0 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D05N025-LTLFireability-00 finished in 737 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 0 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 07:56:03] [INFO ] Invariant cache hit.
[2023-04-08 07:56:03] [INFO ] Dead Transitions using invariants and state equation in 34 ms found 0 transitions.
[2023-04-08 07:56:03] [INFO ] Invariant cache hit.
[2023-04-08 07:56:03] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-04-08 07:56:03] [INFO ] Invariant cache hit.
[2023-04-08 07:56:03] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:56:03] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2023-04-08 07:56:03] [INFO ] Invariant cache hit.
[2023-04-08 07:56:04] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 110 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 177 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 311 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 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 07:56:04] [INFO ] Invariant cache hit.
[2023-04-08 07:56:04] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
[2023-04-08 07:56:04] [INFO ] Invariant cache hit.
[2023-04-08 07:56:04] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-04-08 07:56:04] [INFO ] Invariant cache hit.
[2023-04-08 07:56:04] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:56:04] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
[2023-04-08 07:56:04] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:56:04] [INFO ] Invariant cache hit.
[2023-04-08 07:56:04] [INFO ] Dead Transitions using invariants and state equation in 36 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 141 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 126 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 198 ms.
Product exploration explored 100000 steps with 0 reset in 241 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 133 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 116 ms :[(OR p0 p1), p0, p1]
Finished random walk after 423 steps, including 0 resets, run visited all 2 properties in 3 ms. (steps per millisecond=141 )
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 177 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 105 ms :[(OR p0 p1), p0, p1]
Stuttering acceptance computed with spot in 146 ms :[(OR p0 p1), p0, p1]
[2023-04-08 07:56:05] [INFO ] Invariant cache hit.
[2023-04-08 07:56:05] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 07:56:05] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2023-04-08 07:56:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 07:56:05] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2023-04-08 07:56:05] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 07:56:05] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 07:56:05] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2023-04-08 07:56:05] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 07:56:05] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2023-04-08 07:56:05] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:56:05] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2023-04-08 07:56:05] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 07:56:05] [INFO ] Added : 2 causal constraints over 1 iterations in 12 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 07:56:05] [INFO ] Invariant cache hit.
[2023-04-08 07:56:05] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
[2023-04-08 07:56:05] [INFO ] Invariant cache hit.
[2023-04-08 07:56:05] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-04-08 07:56:05] [INFO ] Invariant cache hit.
[2023-04-08 07:56:05] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:56:05] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 58 ms to find 0 implicit places.
[2023-04-08 07:56:05] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:56:05] [INFO ] Invariant cache hit.
[2023-04-08 07:56:05] [INFO ] Dead Transitions using invariants and state equation in 42 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 137 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 145 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 116 ms :[(OR p0 p1), p0, p1]
Finished random walk after 249 steps, including 0 resets, run visited all 2 properties in 3 ms. (steps per millisecond=83 )
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 170 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 108 ms :[(OR p0 p1), p0, p1]
Stuttering acceptance computed with spot in 118 ms :[(OR p0 p1), p0, p1]
[2023-04-08 07:56:06] [INFO ] Invariant cache hit.
[2023-04-08 07:56:06] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 07:56:06] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2023-04-08 07:56:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 07:56:06] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2023-04-08 07:56:06] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 07:56:06] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 07:56:06] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 4 ms returned sat
[2023-04-08 07:56:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 07:56:06] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2023-04-08 07:56:06] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:56:06] [INFO ] [Nat]Added 6 Read/Feed constraints in 13 ms returned sat
[2023-04-08 07:56:06] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 07:56:06] [INFO ] Added : 2 causal constraints over 1 iterations in 13 ms. Result :sat
Could not prove EG p1
Stuttering acceptance computed with spot in 106 ms :[(OR p0 p1), p0, p1]
Product exploration explored 100000 steps with 0 reset in 169 ms.
Stack based approach found an accepted trace after 4 steps with 0 reset with depth 5 and stack size 5 in 0 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D05N025-LTLFireability-04 finished in 2786 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 07:56:06] [INFO ] Invariant cache hit.
[2023-04-08 07:56:07] [INFO ] Dead Transitions using invariants and state equation in 35 ms found 0 transitions.
[2023-04-08 07:56:07] [INFO ] Invariant cache hit.
[2023-04-08 07:56:07] [INFO ] Implicit Places using invariants in 16 ms returned []
[2023-04-08 07:56:07] [INFO ] Invariant cache hit.
[2023-04-08 07:56:07] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:56:07] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
[2023-04-08 07:56:07] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:56:07] [INFO ] Invariant cache hit.
[2023-04-08 07:56:07] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 130 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 56 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 154 ms.
Product exploration explored 100000 steps with 0 reset in 201 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 75 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 54 ms :[p0, p0]
Finished random walk after 255 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=127 )
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 152 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 2 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 07:56:08] [INFO ] Invariant cache hit.
[2023-04-08 07:56:08] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
[2023-04-08 07:56:08] [INFO ] Invariant cache hit.
[2023-04-08 07:56:08] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-04-08 07:56:08] [INFO ] Invariant cache hit.
[2023-04-08 07:56:08] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:56:08] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
[2023-04-08 07:56:08] [INFO ] Redundant transitions in 1 ms returned []
[2023-04-08 07:56:08] [INFO ] Invariant cache hit.
[2023-04-08 07:56:08] [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 117 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 65 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]
Finished random walk after 250 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=250 )
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 88 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 64 ms :[p0, p0]
Stuttering acceptance computed with spot in 78 ms :[p0, p0]
Stuttering acceptance computed with spot in 72 ms :[p0, p0]
Product exploration explored 100000 steps with 0 reset in 150 ms.
Product exploration explored 100000 steps with 0 reset in 171 ms.
Built C files in :
/tmp/ltsmin17219798036336427323
[2023-04-08 07:56:08] [INFO ] Computing symmetric may disable matrix : 18 transitions.
[2023-04-08 07:56:08] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-04-08 07:56:08] [INFO ] Computing symmetric may enable matrix : 18 transitions.
[2023-04-08 07:56:08] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-04-08 07:56:08] [INFO ] Computing Do-Not-Accords matrix : 18 transitions.
[2023-04-08 07:56:08] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-04-08 07:56:08] [INFO ] Built C files in 9ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17219798036336427323
Running compilation step : cd /tmp/ltsmin17219798036336427323;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202304061127/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202304061127/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 213 ms.
Running link step : cd /tmp/ltsmin17219798036336427323;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 39 ms.
Running LTSmin : cd /tmp/ltsmin17219798036336427323;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202304061127/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased17451810154201750378.hoa' '--buchi-type=spotba'
LTSmin run took 2700 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-05 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property PGCD-COL-D05N025-LTLFireability-05 finished in 4923 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 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 07:56:11] [INFO ] Invariant cache hit.
[2023-04-08 07:56:11] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
[2023-04-08 07:56:11] [INFO ] Invariant cache hit.
[2023-04-08 07:56:11] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-04-08 07:56:11] [INFO ] Invariant cache hit.
[2023-04-08 07:56:11] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:56:11] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2023-04-08 07:56:11] [INFO ] Invariant cache hit.
[2023-04-08 07:56:12] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 114 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 254 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 382 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 07:56:12] [INFO ] Invariant cache hit.
[2023-04-08 07:56:12] [INFO ] Dead Transitions using invariants and state equation in 34 ms found 0 transitions.
[2023-04-08 07:56:12] [INFO ] Invariant cache hit.
[2023-04-08 07:56:12] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-04-08 07:56:12] [INFO ] Invariant cache hit.
[2023-04-08 07:56:12] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:56:12] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
[2023-04-08 07:56:12] [INFO ] Invariant cache hit.
[2023-04-08 07:56:12] [INFO ] Dead Transitions using invariants and state equation in 53 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 147 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 256 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]]
Product exploration explored 100000 steps with 0 reset in 156 ms.
Stack based approach found an accepted trace after 73 steps with 0 reset with depth 74 and stack size 74 in 1 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D05N025-LTLFireability-08 finished in 584 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 07:56:12] [INFO ] Invariant cache hit.
[2023-04-08 07:56:12] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
[2023-04-08 07:56:12] [INFO ] Invariant cache hit.
[2023-04-08 07:56:12] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-04-08 07:56:12] [INFO ] Invariant cache hit.
[2023-04-08 07:56:12] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:56:12] [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 07:56:12] [INFO ] Invariant cache hit.
[2023-04-08 07:56:12] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 107 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 69 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 167 ms.
Product exploration explored 100000 steps with 50000 reset in 182 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 567 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 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 07:56:13] [INFO ] Invariant cache hit.
[2023-04-08 07:56:13] [INFO ] Dead Transitions using invariants and state equation in 35 ms found 0 transitions.
[2023-04-08 07:56:13] [INFO ] Invariant cache hit.
[2023-04-08 07:56:13] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-04-08 07:56:13] [INFO ] Invariant cache hit.
[2023-04-08 07:56:13] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:56:13] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
[2023-04-08 07:56:13] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:56:13] [INFO ] Invariant cache hit.
[2023-04-08 07:56:13] [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 128 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 123 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 2 reset in 166 ms.
Stack based approach found an accepted trace after 128 steps with 9 reset with depth 48 and stack size 47 in 1 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D05N025-LTLFireability-11 finished in 434 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 4 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 07:56:13] [INFO ] Invariant cache hit.
[2023-04-08 07:56:13] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
[2023-04-08 07:56:13] [INFO ] Invariant cache hit.
[2023-04-08 07:56:13] [INFO ] Implicit Places using invariants in 31 ms returned [12, 13, 14, 15, 16, 17]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 35 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 1 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 72 ms. Remains : 12/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 75 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 127 ms.
Stack based approach found an accepted trace after 4 steps with 0 reset with depth 5 and stack size 5 in 0 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D05N025-LTLFireability-12 finished in 294 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 07:56:14] [INFO ] Invariant cache hit.
[2023-04-08 07:56:14] [INFO ] Dead Transitions using invariants and state equation in 38 ms found 0 transitions.
[2023-04-08 07:56:14] [INFO ] Invariant cache hit.
[2023-04-08 07:56:14] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-04-08 07:56:14] [INFO ] Invariant cache hit.
[2023-04-08 07:56:14] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:56:14] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
[2023-04-08 07:56:14] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:56:14] [INFO ] Invariant cache hit.
[2023-04-08 07:56:14] [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 132 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 30 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 158 ms.
Stack based approach found an accepted trace after 19 steps with 0 reset with depth 20 and stack size 20 in 0 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D05N025-LTLFireability-13 finished in 338 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 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 07:56:14] [INFO ] Invariant cache hit.
[2023-04-08 07:56:14] [INFO ] Dead Transitions using invariants and state equation in 38 ms found 0 transitions.
[2023-04-08 07:56:14] [INFO ] Invariant cache hit.
[2023-04-08 07:56:14] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-04-08 07:56:14] [INFO ] Invariant cache hit.
[2023-04-08 07:56:14] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 07:56:14] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
[2023-04-08 07:56:14] [INFO ] Invariant cache hit.
[2023-04-08 07:56:14] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 124 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 115 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 0 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-COL-D05N025-LTLFireability-14 finished in 259 ms.
All properties solved by simple procedures.
Total runtime 13667 ms.

BK_STOP 1680940575787

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202304061127.jar
+ VERSION=202304061127
+ echo 'Running Version 202304061127'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="itstools"
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 itstools"
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 r517-tall-167987243900428"
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 ;