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.r519-tall-167987245300428.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 lolaxred
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 r519-tall-167987245300428
=====================================================================

--------------------
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 1680942525845

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=lolaxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PGCD-COL-D05N025
Applying reductions before tool lola
Invoking reducer
Running Version 202304061127
[2023-04-08 08:28:47] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-04-08 08:28:47] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-04-08 08:28:47] [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 08:28:47] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-04-08 08:28:47] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 389 ms
[2023-04-08 08:28:47] [INFO ] Imported 3 HL places and 3 HL transitions for a total of 18 PT places and 18.0 transition bindings in 17 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
[2023-04-08 08:28:48] [INFO ] Built PT skeleton of HLPN with 3 places and 3 transitions 14 arcs in 5 ms.
[2023-04-08 08:28:48] [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 08:28:48] [INFO ] Unfolded HLPN to a Petri net with 18 places and 18 transitions 84 arcs in 6 ms.
[2023-04-08 08:28:48] [INFO ] Unfolded 16 HLPN properties in 0 ms.
Initial state reduction rules removed 4 formulas.
FORMULA PGCD-COL-D05N025-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D05N025-LTLFireability-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D05N025-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D05N025-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 6 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 18 cols
[2023-04-08 08:28:48] [INFO ] Computed 7 invariants in 9 ms
[2023-04-08 08:28:48] [INFO ] Dead Transitions using invariants and state equation in 119 ms found 0 transitions.
[2023-04-08 08:28:48] [INFO ] Invariant cache hit.
[2023-04-08 08:28:48] [INFO ] Implicit Places using invariants in 32 ms returned []
[2023-04-08 08:28:48] [INFO ] Invariant cache hit.
[2023-04-08 08:28:48] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 08:28:48] [INFO ] Implicit Places using invariants and state equation in 48 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
[2023-04-08 08:28:48] [INFO ] Invariant cache hit.
[2023-04-08 08:28:48] [INFO ] Dead Transitions using invariants and state equation in 40 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 271 ms. Remains : 18/18 places, 18/18 transitions.
Support contains 18 out of 18 places after structural reductions.
[2023-04-08 08:28:48] [INFO ] Flatten gal took : 15 ms
[2023-04-08 08:28:48] [INFO ] Flatten gal took : 7 ms
[2023-04-08 08:28:48] [INFO ] Input system was already deterministic with 18 transitions.
Incomplete random walk after 10015 steps, including 2 resets, run finished after 59 ms. (steps per millisecond=169 ) properties (out of 7) seen :6
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-04-08 08:28:48] [INFO ] Invariant cache hit.
[2023-04-08 08:28:48] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:28:48] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2023-04-08 08:28:48] [INFO ] After 35ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-04-08 08:28:48] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:28:48] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2023-04-08 08:28:48] [INFO ] After 34ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-04-08 08:28:48] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 08:28:48] [INFO ] After 9ms SMT Verify possible using 6 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-04-08 08:28:48] [INFO ] After 18ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 25 ms.
[2023-04-08 08:28:48] [INFO ] After 125ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 6 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 3 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 08:28:48] [INFO ] Invariant cache hit.
[2023-04-08 08:28:48] [INFO ] Dead Transitions using invariants and state equation in 57 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63 ms. Remains : 18/18 places, 18/18 transitions.
Incomplete random walk after 10010 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1251 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Finished probabilistic random walk after 30661 steps, run visited all 1 properties in 62 ms. (steps per millisecond=494 )
Probabilistic random walk after 30661 steps, saw 21069 distinct states, run finished after 63 ms. (steps per millisecond=486 ) 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 08:28:49] [INFO ] Invariant cache hit.
[2023-04-08 08:28:49] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
[2023-04-08 08:28:49] [INFO ] Invariant cache hit.
[2023-04-08 08:28:49] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-04-08 08:28:49] [INFO ] Invariant cache hit.
[2023-04-08 08:28:49] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 08:28:49] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2023-04-08 08:28:49] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 08:28:49] [INFO ] Invariant cache hit.
[2023-04-08 08:28:49] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 111 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 344 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 353 ms.
Stack based approach found an accepted trace after 40 steps with 0 reset with depth 41 and stack size 41 in 0 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D05N025-LTLFireability-00 finished in 856 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X((G(p1)||F(p2)))&&p0))))'
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 08:28:50] [INFO ] Invariant cache hit.
[2023-04-08 08:28:50] [INFO ] Dead Transitions using invariants and state equation in 40 ms found 0 transitions.
[2023-04-08 08:28:50] [INFO ] Invariant cache hit.
[2023-04-08 08:28:50] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-04-08 08:28:50] [INFO ] Invariant cache hit.
[2023-04-08 08:28:50] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 08:28:50] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
[2023-04-08 08:28:50] [INFO ] Invariant cache hit.
[2023-04-08 08:28:50] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 128 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 172 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 322 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(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 08:28:50] [INFO ] Invariant cache hit.
[2023-04-08 08:28:50] [INFO ] Dead Transitions using invariants and state equation in 35 ms found 0 transitions.
[2023-04-08 08:28:50] [INFO ] Invariant cache hit.
[2023-04-08 08:28:50] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-04-08 08:28:50] [INFO ] Invariant cache hit.
[2023-04-08 08:28:50] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 08:28:50] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
[2023-04-08 08:28:50] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 08:28:50] [INFO ] Invariant cache hit.
[2023-04-08 08:28:50] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 138 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 89 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 191 ms.
Product exploration explored 100000 steps with 0 reset in 270 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 121 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 107 ms :[(OR p0 p1), p0, p1]
Finished random walk after 414 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=207 )
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 188 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 104 ms :[(OR p0 p1), p0, p1]
Stuttering acceptance computed with spot in 110 ms :[(OR p0 p1), p0, p1]
[2023-04-08 08:28:51] [INFO ] Invariant cache hit.
[2023-04-08 08:28:51] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:28:51] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2023-04-08 08:28:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:28:51] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2023-04-08 08:28:51] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:28:51] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:28:51] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2023-04-08 08:28:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:28:51] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2023-04-08 08:28:51] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 08:28:51] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2023-04-08 08:28:51] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 5 ms.
[2023-04-08 08:28:51] [INFO ] Added : 2 causal constraints over 1 iterations in 20 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 08:28:51] [INFO ] Invariant cache hit.
[2023-04-08 08:28:51] [INFO ] Dead Transitions using invariants and state equation in 46 ms found 0 transitions.
[2023-04-08 08:28:51] [INFO ] Invariant cache hit.
[2023-04-08 08:28:51] [INFO ] Implicit Places using invariants in 16 ms returned []
[2023-04-08 08:28:51] [INFO ] Invariant cache hit.
[2023-04-08 08:28:51] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 08:28:51] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
[2023-04-08 08:28:51] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 08:28:51] [INFO ] Invariant cache hit.
[2023-04-08 08:28:52] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 127 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 126 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 98 ms :[(OR p0 p1), p0, p1]
Finished random walk after 161 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=80 )
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 163 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 92 ms :[(OR p0 p1), p0, p1]
Stuttering acceptance computed with spot in 110 ms :[(OR p0 p1), p0, p1]
[2023-04-08 08:28:52] [INFO ] Invariant cache hit.
[2023-04-08 08:28:52] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 08:28:52] [INFO ] [Real]Absence check using 2 positive and 5 generalized place invariants in 1 ms returned sat
[2023-04-08 08:28:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-08 08:28:52] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-04-08 08:28:52] [INFO ] Solution in real domain found non-integer solution.
[2023-04-08 08:28:52] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2023-04-08 08:28:52] [INFO ] [Nat]Absence check using 2 positive and 5 generalized place invariants in 2 ms returned sat
[2023-04-08 08:28:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-08 08:28:52] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2023-04-08 08:28:52] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 08:28:52] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2023-04-08 08:28:52] [INFO ] Computed and/alt/rep : 6/12/6 causal constraints (skipped 0 transitions) in 1 ms.
[2023-04-08 08:28:52] [INFO ] Added : 2 causal constraints over 1 iterations in 6 ms. Result :sat
Could not prove EG p1
Stuttering acceptance computed with spot in 90 ms :[(OR p0 p1), p0, p1]
Product exploration explored 100000 steps with 0 reset in 145 ms.
Product exploration explored 100000 steps with 0 reset in 198 ms.
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 08:28:53] [INFO ] Invariant cache hit.
[2023-04-08 08:28:53] [INFO ] Dead Transitions using invariants and state equation in 39 ms found 0 transitions.
[2023-04-08 08:28:53] [INFO ] Invariant cache hit.
[2023-04-08 08:28:53] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-04-08 08:28:53] [INFO ] Invariant cache hit.
[2023-04-08 08:28:53] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 08:28:53] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
[2023-04-08 08:28:53] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 08:28:53] [INFO ] Invariant cache hit.
[2023-04-08 08:28:53] [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 123 ms. Remains : 18/18 places, 18/18 transitions.
Treatment of property PGCD-COL-D05N025-LTLFireability-04 finished in 2953 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 08:28:53] [INFO ] Invariant cache hit.
[2023-04-08 08:28:53] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
[2023-04-08 08:28:53] [INFO ] Invariant cache hit.
[2023-04-08 08:28:53] [INFO ] Implicit Places using invariants in 16 ms returned []
[2023-04-08 08:28:53] [INFO ] Invariant cache hit.
[2023-04-08 08:28:53] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 08:28:53] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2023-04-08 08:28:53] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 08:28:53] [INFO ] Invariant cache hit.
[2023-04-08 08:28:53] [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 119 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 64 ms :[p0, p0]
Running random walk in product with property : PGCD-COL-D05N025-LTLFireability-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 161 ms.
Product exploration explored 100000 steps with 0 reset in 205 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 81 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 63 ms :[p0, p0]
Finished random walk after 517 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=172 )
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 89 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 65 ms :[p0, p0]
Stuttering acceptance computed with spot in 62 ms :[p0, p0]
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 3 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 08:28:54] [INFO ] Invariant cache hit.
[2023-04-08 08:28:54] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
[2023-04-08 08:28:54] [INFO ] Invariant cache hit.
[2023-04-08 08:28:54] [INFO ] Implicit Places using invariants in 16 ms returned []
[2023-04-08 08:28:54] [INFO ] Invariant cache hit.
[2023-04-08 08:28:54] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 08:28:54] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2023-04-08 08:28:54] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 08:28:54] [INFO ] Invariant cache hit.
[2023-04-08 08:28:54] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 102 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 172 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 56 ms :[p0, p0]
Finished random walk after 342 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=342 )
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 90 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 :[p0, p0]
Stuttering acceptance computed with spot in 72 ms :[p0, p0]
Stuttering acceptance computed with spot in 81 ms :[p0, p0]
Product exploration explored 100000 steps with 0 reset in 147 ms.
Product exploration explored 100000 steps with 0 reset in 156 ms.
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 08:28:55] [INFO ] Invariant cache hit.
[2023-04-08 08:28:55] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
[2023-04-08 08:28:55] [INFO ] Invariant cache hit.
[2023-04-08 08:28:55] [INFO ] Implicit Places using invariants in 16 ms returned []
[2023-04-08 08:28:55] [INFO ] Invariant cache hit.
[2023-04-08 08:28:55] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 08:28:55] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2023-04-08 08:28:55] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 08:28:55] [INFO ] Invariant cache hit.
[2023-04-08 08:28:55] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 106 ms. Remains : 18/18 places, 18/18 transitions.
Treatment of property PGCD-COL-D05N025-LTLFireability-05 finished in 2068 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(G(p0)))||(F(p1)&&X(!p1))))'
Support contains 18 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 08:28:55] [INFO ] Invariant cache hit.
[2023-04-08 08:28:55] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
[2023-04-08 08:28:55] [INFO ] Invariant cache hit.
[2023-04-08 08:28:55] [INFO ] Implicit Places using invariants in 16 ms returned []
[2023-04-08 08:28:55] [INFO ] Invariant cache hit.
[2023-04-08 08:28:55] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 08:28:55] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2023-04-08 08:28:55] [INFO ] Invariant cache hit.
[2023-04-08 08:28:55] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 90 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 227 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 342 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 0 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 08:28:55] [INFO ] Invariant cache hit.
[2023-04-08 08:28:55] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
[2023-04-08 08:28:55] [INFO ] Invariant cache hit.
[2023-04-08 08:28:55] [INFO ] Implicit Places using invariants in 16 ms returned []
[2023-04-08 08:28:55] [INFO ] Invariant cache hit.
[2023-04-08 08:28:55] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 08:28:55] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2023-04-08 08:28:55] [INFO ] Invariant cache hit.
[2023-04-08 08:28:55] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 119 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 222 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 152 ms.
Stack based approach found an accepted trace after 104 steps with 0 reset with depth 105 and stack size 105 in 0 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D05N025-LTLFireability-08 finished in 516 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 08:28:56] [INFO ] Invariant cache hit.
[2023-04-08 08:28:56] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
[2023-04-08 08:28:56] [INFO ] Invariant cache hit.
[2023-04-08 08:28:56] [INFO ] Implicit Places using invariants in 16 ms returned []
[2023-04-08 08:28:56] [INFO ] Invariant cache hit.
[2023-04-08 08:28:56] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 08:28:56] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2023-04-08 08:28:56] [INFO ] Invariant cache hit.
[2023-04-08 08:28:56] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 97 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 66 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 131 ms.
Product exploration explored 100000 steps with 50000 reset in 133 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(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 17 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 460 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 2 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 08:28:56] [INFO ] Invariant cache hit.
[2023-04-08 08:28:56] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
[2023-04-08 08:28:56] [INFO ] Invariant cache hit.
[2023-04-08 08:28:56] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-04-08 08:28:56] [INFO ] Invariant cache hit.
[2023-04-08 08:28:56] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 08:28:56] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2023-04-08 08:28:56] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 08:28:56] [INFO ] Invariant cache hit.
[2023-04-08 08:28:56] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 107 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 99 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Running random walk in product with property : PGCD-COL-D05N025-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}, { cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={} source=2 dest: 1}, { cond=true, acceptance={} source=2 dest: 2}]], initial=0, aps=[p0:(AND (OR (LT s5 1) (LT s11 1) (LT s17 1)) (OR (LT s4 1) (LT s10 1) (LT s16 1)) (OR (LT s3 1) (LT s9 1) (LT s15 1)) (OR (LT s0 1) (LT s6 1) (LT s12 1)) ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 0 reset in 145 ms.
Stack based approach found an accepted trace after 53 steps with 2 reset with depth 33 and stack size 33 in 0 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D05N025-LTLFireability-11 finished in 365 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 12 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2023-04-08 08:28:57] [INFO ] Invariant cache hit.
[2023-04-08 08:28:57] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
[2023-04-08 08:28:57] [INFO ] Invariant cache hit.
[2023-04-08 08:28:57] [INFO ] Implicit Places using invariants in 22 ms returned [12, 13, 14, 15, 16, 17]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 24 ms to find 6 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 12/18 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 56 ms. Remains : 12/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 54 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 1 reset in 116 ms.
Stack based approach found an accepted trace after 46 steps with 0 reset with depth 47 and stack size 47 in 0 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D05N025-LTLFireability-12 finished in 247 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 08:28:57] [INFO ] Invariant cache hit.
[2023-04-08 08:28:57] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
[2023-04-08 08:28:57] [INFO ] Invariant cache hit.
[2023-04-08 08:28:57] [INFO ] Implicit Places using invariants in 14 ms returned []
[2023-04-08 08:28:57] [INFO ] Invariant cache hit.
[2023-04-08 08:28:57] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 08:28:57] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 39 ms to find 0 implicit places.
[2023-04-08 08:28:57] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 08:28:57] [INFO ] Invariant cache hit.
[2023-04-08 08:28:57] [INFO ] Dead Transitions using invariants and state equation in 21 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 96 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 26 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 141 ms.
Stack based approach found an accepted trace after 13 steps with 0 reset with depth 14 and stack size 14 in 0 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D05N025-LTLFireability-13 finished in 281 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 08:28:57] [INFO ] Invariant cache hit.
[2023-04-08 08:28:57] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
[2023-04-08 08:28:57] [INFO ] Invariant cache hit.
[2023-04-08 08:28:57] [INFO ] Implicit Places using invariants in 15 ms returned []
[2023-04-08 08:28:57] [INFO ] Invariant cache hit.
[2023-04-08 08:28:57] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-04-08 08:28:57] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2023-04-08 08:28:57] [INFO ] Invariant cache hit.
[2023-04-08 08:28:57] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 90 ms. Remains : 18/18 places, 18/18 transitions.
Stuttering acceptance computed with spot in 101 ms :[true, true, true, (NOT p0)]
Running random walk in product with property : PGCD-COL-D05N025-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=p0, acceptance={} source=2 dest: 0}, { cond=(NOT p0), acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 0}, { cond=p0, acceptance={} source=3 dest: 3}]], initial=1, aps=[p0:(AND (OR (LT s5 1) (LT s11 1) (LT s17 1)) (OR (LT s4 1) (LT s10 1) (LT s16 1)) (OR (LT s3 1) (LT s9 1) (LT s15 1)) (OR (LT s0 1) (LT s6 1) (LT s12 1)) ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA PGCD-COL-D05N025-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-COL-D05N025-LTLFireability-14 finished in 210 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(!p0)&&F(G(!p1)))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(!p0)))'
[2023-04-08 08:28:58] [INFO ] Flatten gal took : 3 ms
[2023-04-08 08:28:58] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2023-04-08 08:28:58] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 18 places, 18 transitions and 84 arcs took 1 ms.
Total runtime 10814 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT PGCD-COL-D05N025
BK_EXAMINATION: LTLFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/374
LTLFireability

FORMULA PGCD-COL-D05N025-LTLFireability-04 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1680942551288

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202304061127.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202304061127
+ echo 'Running Version 202304061127'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/374/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/374/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/374/LTLFireability.xml
lola: rewrite Frontend/Parser/formula_rewrite.k:544
lola: rewrite Frontend/Parser/formula_rewrite.k:373
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: LAUNCH task # 8 (type EXCL) for 7 PGCD-COL-D05N025-LTLFireability-05
lola: time limit : 1200 sec
lola: memory limit: 32 pages
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY

PENDING FORMULAS: CATEGORY IDL ACT RUN SUS FIN C/T C/M OBS
PGCD-COL-D05N025-LTLFireability-04: CONJ 0 2 0 0 2 0 0 0
PGCD-COL-D05N025-LTLFireability-05: LTL 0 0 1 0 1 0 0 0

TASK CATEGORY TYPE TIME/TLIMIT MEM PG/PGLIMIT FORMULA STATUS
8 LTL EXCL 5/1200 21/32 PGCD-COL-D05N025-LTLFireability-05 3057416 m, 611483 m/sec, 7458719 t fired, .

Time elapsed: 5 secs. Pages in use: 21
# running tasks: 1 of 4 Visible: 2
lola: CANCELED task # 8 (type EXCL) for PGCD-COL-D05N025-LTLFireability-05 (memory limit exceeded)
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY

PENDING FORMULAS: CATEGORY IDL ACT RUN SUS FIN C/T C/M OBS
PGCD-COL-D05N025-LTLFireability-04: CONJ 0 2 0 0 2 0 0 0
PGCD-COL-D05N025-LTLFireability-05: LTL 0 0 0 0 1 0 1 0

TASK CATEGORY TYPE TIME/TLIMIT MEM PG/PGLIMIT FORMULA STATUS

Time elapsed: 10 secs. Pages in use: 32
# running tasks: 1 of 4 Visible: 2
lola: LAUNCH task # 5 (type EXCL) for 0 PGCD-COL-D05N025-LTLFireability-04
lola: time limit : 1795 sec
lola: memory limit: 32 pages
lola: FINISHED task # 5 (type EXCL) for PGCD-COL-D05N025-LTLFireability-04
lola: result : false
lola: markings : 1316996
lola: fired transitions : 3683734
lola: time used : 2.000000
lola: memory pages used : 9
lola: Portfolio finished: no open tasks 2

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
PGCD-COL-D05N025-LTLFireability-04: CONJ false LTL model checker
PGCD-COL-D05N025-LTLFireability-05: LTL unknown AGGR


Time elapsed: 12 secs. Pages in use: 32

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="lolaxred"
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 lolaxred"
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 r519-tall-167987245300428"
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 ;