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.r489-tall-167912707000572.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 ltsminxred
Input is TokenRing-COL-005, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r489-tall-167912707000572
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 564K
-rw-r--r-- 1 mcc users 9.4K Feb 25 14:44 CTLCardinality.txt
-rw-r--r-- 1 mcc users 105K Feb 25 14:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Feb 25 14:43 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Feb 25 14:43 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 17:20 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 17:20 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Feb 25 17:20 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 17:20 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 25 14:45 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 115K Feb 25 14:45 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 17K Feb 25 14:44 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 135K Feb 25 14:44 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 17:20 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 17:20 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_pt
-rw-r--r-- 1 mcc users 4 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 11K Mar 5 18:23 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 TokenRing-COL-005-LTLFireability-00
FORMULA_NAME TokenRing-COL-005-LTLFireability-01
FORMULA_NAME TokenRing-COL-005-LTLFireability-02
FORMULA_NAME TokenRing-COL-005-LTLFireability-03
FORMULA_NAME TokenRing-COL-005-LTLFireability-04
FORMULA_NAME TokenRing-COL-005-LTLFireability-05
FORMULA_NAME TokenRing-COL-005-LTLFireability-06
FORMULA_NAME TokenRing-COL-005-LTLFireability-07
FORMULA_NAME TokenRing-COL-005-LTLFireability-08
FORMULA_NAME TokenRing-COL-005-LTLFireability-09
FORMULA_NAME TokenRing-COL-005-LTLFireability-10
FORMULA_NAME TokenRing-COL-005-LTLFireability-11
FORMULA_NAME TokenRing-COL-005-LTLFireability-12
FORMULA_NAME TokenRing-COL-005-LTLFireability-13
FORMULA_NAME TokenRing-COL-005-LTLFireability-14
FORMULA_NAME TokenRing-COL-005-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679284280904

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=TokenRing-COL-005
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-20 03:51:22] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-20 03:51:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-20 03:51:22] [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.
[2023-03-20 03:51:22] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-20 03:51:23] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 412 ms
[2023-03-20 03:51:23] [INFO ] Imported 1 HL places and 2 HL transitions for a total of 36 PT places and 222.0 transition bindings in 18 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
[2023-03-20 03:51:23] [INFO ] Built PT skeleton of HLPN with 1 places and 2 transitions 4 arcs in 4 ms.
[2023-03-20 03:51:23] [INFO ] Skeletonized 6 HLPN properties in 1 ms. Removed 10 properties that had guard overlaps.
Computed a total of 1 stabilizing places and 0 stable transitions
Remains 1 properties that can be checked using skeleton over-approximation.
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
FORMULA TokenRing-COL-005-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Finished random walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
[2023-03-20 03:51:23] [INFO ] Removed 1 GAL types that were empty due to variable simplifications.
petri,
[2023-03-20 03:51:23] [INFO ] Flatten gal took : 20 ms
[2023-03-20 03:51:23] [INFO ] Flatten gal took : 0 ms
Domain [Process(6), Process(6)] of place State breaks symmetries in sort Process
[2023-03-20 03:51:23] [INFO ] Unfolded HLPN to a Petri net with 36 places and 156 transitions 624 arcs in 24 ms.
[2023-03-20 03:51:23] [INFO ] Unfolded 15 HLPN properties in 1 ms.
Initial state reduction rules removed 4 formulas.
FORMULA TokenRing-COL-005-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-COL-005-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-COL-005-LTLFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-COL-005-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 36 out of 36 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 7 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
// Phase 1: matrix 156 rows 36 cols
[2023-03-20 03:51:23] [INFO ] Computed 6 place invariants in 11 ms
[2023-03-20 03:51:23] [INFO ] Implicit Places using invariants in 122 ms returned []
[2023-03-20 03:51:23] [INFO ] Invariant cache hit.
[2023-03-20 03:51:23] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:23] [INFO ] Implicit Places using invariants and state equation in 115 ms returned []
Implicit Place search using SMT with State Equation took 263 ms to find 0 implicit places.
[2023-03-20 03:51:23] [INFO ] Invariant cache hit.
[2023-03-20 03:51:23] [INFO ] Dead Transitions using invariants and state equation in 97 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 369 ms. Remains : 36/36 places, 156/156 transitions.
Support contains 36 out of 36 places after structural reductions.
[2023-03-20 03:51:23] [INFO ] Flatten gal took : 33 ms
[2023-03-20 03:51:23] [INFO ] Flatten gal took : 42 ms
[2023-03-20 03:51:24] [INFO ] Input system was already deterministic with 156 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 131 ms. (steps per millisecond=76 ) properties (out of 4) seen :3
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-20 03:51:24] [INFO ] Invariant cache hit.
[2023-03-20 03:51:24] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2023-03-20 03:51:24] [INFO ] After 58ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-20 03:51:24] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-20 03:51:24] [INFO ] After 36ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 1 ms.
Successfully simplified 1 atomic propositions for a total of 11 simplifications.
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 12 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 10 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-20 03:51:24] [INFO ] Invariant cache hit.
[2023-03-20 03:51:24] [INFO ] Implicit Places using invariants in 48 ms returned []
[2023-03-20 03:51:24] [INFO ] Invariant cache hit.
[2023-03-20 03:51:24] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:24] [INFO ] Implicit Places using invariants and state equation in 102 ms returned []
Implicit Place search using SMT with State Equation took 152 ms to find 0 implicit places.
[2023-03-20 03:51:24] [INFO ] Redundant transitions in 5 ms returned []
[2023-03-20 03:51:24] [INFO ] Invariant cache hit.
[2023-03-20 03:51:25] [INFO ] Dead Transitions using invariants and state equation in 86 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 259 ms. Remains : 36/36 places, 156/156 transitions.
Stuttering acceptance computed with spot in 144 ms :[(NOT p0)]
Running random walk in product with property : TokenRing-COL-005-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (AND (GEQ s1 1) (GEQ s31 1)) (AND (GEQ s2 1) (GEQ s32 1)) (AND (GEQ s3 1) (GEQ s33 1)) (AND (GEQ s5 1) (GEQ s35 1)) (AND (GEQ s4 1) (GEQ s34 1)) (A...], 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 255 ms.
Stack based approach found an accepted trace after 45 steps with 0 reset with depth 46 and stack size 46 in 1 ms.
FORMULA TokenRing-COL-005-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property TokenRing-COL-005-LTLFireability-00 finished in 712 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 36 out of 36 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 3 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-20 03:51:25] [INFO ] Invariant cache hit.
[2023-03-20 03:51:25] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-20 03:51:25] [INFO ] Invariant cache hit.
[2023-03-20 03:51:25] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:25] [INFO ] Implicit Places using invariants and state equation in 60 ms returned []
Implicit Place search using SMT with State Equation took 86 ms to find 0 implicit places.
[2023-03-20 03:51:25] [INFO ] Invariant cache hit.
[2023-03-20 03:51:25] [INFO ] Dead Transitions using invariants and state equation in 70 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 160 ms. Remains : 36/36 places, 156/156 transitions.
Stuttering acceptance computed with spot in 102 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : TokenRing-COL-005-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(OR (AND (GEQ s4 1) (GEQ s8 1)) (AND (GEQ s25 1) (GEQ s30 1)) (AND (GEQ s9 1) (GEQ s13 1)) (AND (GEQ s20 1) (GEQ s25 1)) (AND (GEQ s15 1) (GEQ s20 1)) ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 8 steps with 0 reset in 0 ms.
FORMULA TokenRing-COL-005-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TokenRing-COL-005-LTLFireability-03 finished in 290 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 12 out of 36 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 3 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-20 03:51:25] [INFO ] Invariant cache hit.
[2023-03-20 03:51:25] [INFO ] Implicit Places using invariants in 36 ms returned []
[2023-03-20 03:51:25] [INFO ] Invariant cache hit.
[2023-03-20 03:51:25] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:25] [INFO ] Implicit Places using invariants and state equation in 83 ms returned []
Implicit Place search using SMT with State Equation took 120 ms to find 0 implicit places.
[2023-03-20 03:51:25] [INFO ] Invariant cache hit.
[2023-03-20 03:51:25] [INFO ] Dead Transitions using invariants and state equation in 66 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 191 ms. Remains : 36/36 places, 156/156 transitions.
Stuttering acceptance computed with spot in 84 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : TokenRing-COL-005-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(OR (AND (GEQ s1 1) (GEQ s31 1)) (AND (GEQ s2 1) (GEQ s32 1)) (AND (GEQ s3 1) (GEQ s33 1)) (AND (GEQ s5 1) (GEQ s35 1)) (AND (GEQ s4 1) (GEQ s34 1)) (A...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA TokenRing-COL-005-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TokenRing-COL-005-LTLFireability-04 finished in 292 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(!p0))'
Support contains 36 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 8 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-20 03:51:26] [INFO ] Invariant cache hit.
[2023-03-20 03:51:26] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-20 03:51:26] [INFO ] Invariant cache hit.
[2023-03-20 03:51:26] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:26] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
[2023-03-20 03:51:26] [INFO ] Redundant transitions in 4 ms returned []
[2023-03-20 03:51:26] [INFO ] Invariant cache hit.
[2023-03-20 03:51:26] [INFO ] Dead Transitions using invariants and state equation in 58 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 152 ms. Remains : 36/36 places, 156/156 transitions.
Stuttering acceptance computed with spot in 43 ms :[p0]
Running random walk in product with property : TokenRing-COL-005-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (AND (GEQ s4 1) (GEQ s8 1)) (AND (GEQ s25 1) (GEQ s30 1)) (AND (GEQ s9 1) (GEQ s13 1)) (AND (GEQ s20 1) (GEQ s25 1)) (AND (GEQ s15 1) (GEQ s20 1)) ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Product exploration explored 100000 steps with 9965 reset in 401 ms.
Product exploration explored 100000 steps with 9995 reset in 399 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 120 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[p0]
Finished random walk after 10 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=10 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 150 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 36 ms :[p0]
Stuttering acceptance computed with spot in 46 ms :[p0]
[2023-03-20 03:51:27] [INFO ] Invariant cache hit.
[2023-03-20 03:51:27] [INFO ] [Real]Absence check using 6 positive place invariants in 4 ms returned sat
[2023-03-20 03:51:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 03:51:28] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2023-03-20 03:51:28] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:28] [INFO ] [Real]Added 130 Read/Feed constraints in 11 ms returned sat
[2023-03-20 03:51:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 03:51:28] [INFO ] [Nat]Absence check using 6 positive place invariants in 4 ms returned sat
[2023-03-20 03:51:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 03:51:28] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2023-03-20 03:51:28] [INFO ] [Nat]Added 130 Read/Feed constraints in 10 ms returned sat
[2023-03-20 03:51:28] [INFO ] Computed and/alt/rep : 67/340/67 causal constraints (skipped 84 transitions) in 10 ms.
[2023-03-20 03:51:28] [INFO ] Added : 14 causal constraints over 3 iterations in 54 ms. Result :sat
Could not prove EG p0
Support contains 36 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 10 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-20 03:51:28] [INFO ] Invariant cache hit.
[2023-03-20 03:51:28] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-03-20 03:51:28] [INFO ] Invariant cache hit.
[2023-03-20 03:51:28] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:28] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 79 ms to find 0 implicit places.
[2023-03-20 03:51:28] [INFO ] Redundant transitions in 4 ms returned []
[2023-03-20 03:51:28] [INFO ] Invariant cache hit.
[2023-03-20 03:51:28] [INFO ] Dead Transitions using invariants and state equation in 66 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 180 ms. Remains : 36/36 places, 156/156 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 99 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 36 ms :[p0]
Finished random walk after 7 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=3 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 150 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 32 ms :[p0]
Stuttering acceptance computed with spot in 40 ms :[p0]
[2023-03-20 03:51:29] [INFO ] Invariant cache hit.
[2023-03-20 03:51:29] [INFO ] [Real]Absence check using 6 positive place invariants in 4 ms returned sat
[2023-03-20 03:51:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 03:51:29] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2023-03-20 03:51:29] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:29] [INFO ] [Real]Added 130 Read/Feed constraints in 9 ms returned sat
[2023-03-20 03:51:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 03:51:30] [INFO ] [Nat]Absence check using 6 positive place invariants in 4 ms returned sat
[2023-03-20 03:51:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 03:51:30] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2023-03-20 03:51:30] [INFO ] [Nat]Added 130 Read/Feed constraints in 16 ms returned sat
[2023-03-20 03:51:30] [INFO ] Computed and/alt/rep : 67/340/67 causal constraints (skipped 84 transitions) in 10 ms.
[2023-03-20 03:51:30] [INFO ] Added : 14 causal constraints over 3 iterations in 47 ms. Result :sat
Could not prove EG p0
Stuttering acceptance computed with spot in 33 ms :[p0]
Product exploration explored 100000 steps with 10035 reset in 370 ms.
Product exploration explored 100000 steps with 10005 reset in 389 ms.
Support contains 36 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 5 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-20 03:51:31] [INFO ] Invariant cache hit.
[2023-03-20 03:51:31] [INFO ] Implicit Places using invariants in 30 ms returned []
[2023-03-20 03:51:31] [INFO ] Invariant cache hit.
[2023-03-20 03:51:31] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:31] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 86 ms to find 0 implicit places.
[2023-03-20 03:51:31] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-20 03:51:31] [INFO ] Invariant cache hit.
[2023-03-20 03:51:31] [INFO ] Dead Transitions using invariants and state equation in 78 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 185 ms. Remains : 36/36 places, 156/156 transitions.
Treatment of property TokenRing-COL-005-LTLFireability-06 finished in 5298 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 12 out of 36 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 2 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-20 03:51:31] [INFO ] Invariant cache hit.
[2023-03-20 03:51:31] [INFO ] Implicit Places using invariants in 37 ms returned []
[2023-03-20 03:51:31] [INFO ] Invariant cache hit.
[2023-03-20 03:51:31] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:31] [INFO ] Implicit Places using invariants and state equation in 77 ms returned []
Implicit Place search using SMT with State Equation took 117 ms to find 0 implicit places.
[2023-03-20 03:51:31] [INFO ] Invariant cache hit.
[2023-03-20 03:51:31] [INFO ] Dead Transitions using invariants and state equation in 61 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 182 ms. Remains : 36/36 places, 156/156 transitions.
Stuttering acceptance computed with spot in 67 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : TokenRing-COL-005-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (AND (GEQ s1 1) (GEQ s31 1)) (AND (GEQ s2 1) (GEQ s32 1)) (AND (GEQ s3 1) (GEQ s33 1)) (AND (GEQ s5 1) (GEQ s35 1)) (AND (GEQ s4 1) (GEQ s34 1)) (A...], 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 9970 reset in 119 ms.
Product exploration explored 100000 steps with 9978 reset in 117 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 118 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
Finished random walk after 8 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=8 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 145 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 56 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
[2023-03-20 03:51:32] [INFO ] Invariant cache hit.
[2023-03-20 03:51:32] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-20 03:51:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 03:51:32] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2023-03-20 03:51:32] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 03:51:32] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-20 03:51:32] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 03:51:32] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2023-03-20 03:51:32] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:32] [INFO ] [Nat]Added 130 Read/Feed constraints in 10 ms returned sat
[2023-03-20 03:51:32] [INFO ] Computed and/alt/rep : 67/340/67 causal constraints (skipped 84 transitions) in 10 ms.
[2023-03-20 03:51:32] [INFO ] Added : 6 causal constraints over 2 iterations in 44 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 12 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 5 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-20 03:51:32] [INFO ] Invariant cache hit.
[2023-03-20 03:51:32] [INFO ] Implicit Places using invariants in 36 ms returned []
[2023-03-20 03:51:32] [INFO ] Invariant cache hit.
[2023-03-20 03:51:32] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:32] [INFO ] Implicit Places using invariants and state equation in 77 ms returned []
Implicit Place search using SMT with State Equation took 114 ms to find 0 implicit places.
[2023-03-20 03:51:32] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-20 03:51:32] [INFO ] Invariant cache hit.
[2023-03-20 03:51:32] [INFO ] Dead Transitions using invariants and state equation in 61 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 188 ms. Remains : 36/36 places, 156/156 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 113 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Finished random walk after 10 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=10 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 135 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
[2023-03-20 03:51:33] [INFO ] Invariant cache hit.
[2023-03-20 03:51:33] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2023-03-20 03:51:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 03:51:33] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2023-03-20 03:51:33] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 03:51:33] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-20 03:51:33] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 03:51:33] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2023-03-20 03:51:33] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:33] [INFO ] [Nat]Added 130 Read/Feed constraints in 8 ms returned sat
[2023-03-20 03:51:33] [INFO ] Computed and/alt/rep : 67/340/67 causal constraints (skipped 84 transitions) in 10 ms.
[2023-03-20 03:51:33] [INFO ] Added : 6 causal constraints over 2 iterations in 35 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Product exploration explored 100000 steps with 9961 reset in 114 ms.
Product exploration explored 100000 steps with 9992 reset in 121 ms.
Support contains 12 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 5 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-20 03:51:33] [INFO ] Invariant cache hit.
[2023-03-20 03:51:33] [INFO ] Implicit Places using invariants in 44 ms returned []
[2023-03-20 03:51:33] [INFO ] Invariant cache hit.
[2023-03-20 03:51:33] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:33] [INFO ] Implicit Places using invariants and state equation in 77 ms returned []
Implicit Place search using SMT with State Equation took 127 ms to find 0 implicit places.
[2023-03-20 03:51:33] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-20 03:51:33] [INFO ] Invariant cache hit.
[2023-03-20 03:51:33] [INFO ] Dead Transitions using invariants and state equation in 63 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 205 ms. Remains : 36/36 places, 156/156 transitions.
Treatment of property TokenRing-COL-005-LTLFireability-08 finished in 2456 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(!p0))'
Support contains 36 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 6 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-20 03:51:33] [INFO ] Invariant cache hit.
[2023-03-20 03:51:33] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-03-20 03:51:33] [INFO ] Invariant cache hit.
[2023-03-20 03:51:33] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:33] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
[2023-03-20 03:51:33] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-20 03:51:33] [INFO ] Invariant cache hit.
[2023-03-20 03:51:33] [INFO ] Dead Transitions using invariants and state equation in 56 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 137 ms. Remains : 36/36 places, 156/156 transitions.
Stuttering acceptance computed with spot in 41 ms :[p0]
Running random walk in product with property : TokenRing-COL-005-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (AND (GEQ s4 1) (GEQ s8 1)) (AND (GEQ s25 1) (GEQ s30 1)) (AND (GEQ s9 1) (GEQ s13 1)) (AND (GEQ s20 1) (GEQ s25 1)) (AND (GEQ s15 1) (GEQ s20 1)) ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Product exploration explored 100000 steps with 9943 reset in 363 ms.
Product exploration explored 100000 steps with 9969 reset in 373 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 112 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 31 ms :[p0]
Finished random walk after 8 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=8 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 283 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 30 ms :[p0]
Stuttering acceptance computed with spot in 30 ms :[p0]
[2023-03-20 03:51:35] [INFO ] Invariant cache hit.
[2023-03-20 03:51:35] [INFO ] [Real]Absence check using 6 positive place invariants in 5 ms returned sat
[2023-03-20 03:51:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 03:51:35] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2023-03-20 03:51:35] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:35] [INFO ] [Real]Added 130 Read/Feed constraints in 9 ms returned sat
[2023-03-20 03:51:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 03:51:36] [INFO ] [Nat]Absence check using 6 positive place invariants in 3 ms returned sat
[2023-03-20 03:51:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 03:51:36] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2023-03-20 03:51:36] [INFO ] [Nat]Added 130 Read/Feed constraints in 10 ms returned sat
[2023-03-20 03:51:36] [INFO ] Computed and/alt/rep : 67/340/67 causal constraints (skipped 84 transitions) in 11 ms.
[2023-03-20 03:51:36] [INFO ] Added : 14 causal constraints over 3 iterations in 52 ms. Result :sat
Could not prove EG p0
Support contains 36 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 4 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-20 03:51:36] [INFO ] Invariant cache hit.
[2023-03-20 03:51:36] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-03-20 03:51:36] [INFO ] Invariant cache hit.
[2023-03-20 03:51:36] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:36] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
[2023-03-20 03:51:36] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 03:51:36] [INFO ] Invariant cache hit.
[2023-03-20 03:51:36] [INFO ] Dead Transitions using invariants and state equation in 66 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 168 ms. Remains : 36/36 places, 156/156 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 117 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[p0]
Finished random walk after 11 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=11 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 145 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 38 ms :[p0]
Stuttering acceptance computed with spot in 29 ms :[p0]
[2023-03-20 03:51:36] [INFO ] Invariant cache hit.
[2023-03-20 03:51:37] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned sat
[2023-03-20 03:51:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 03:51:37] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2023-03-20 03:51:37] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:37] [INFO ] [Real]Added 130 Read/Feed constraints in 8 ms returned sat
[2023-03-20 03:51:37] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 03:51:37] [INFO ] [Nat]Absence check using 6 positive place invariants in 3 ms returned sat
[2023-03-20 03:51:37] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 03:51:37] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2023-03-20 03:51:37] [INFO ] [Nat]Added 130 Read/Feed constraints in 10 ms returned sat
[2023-03-20 03:51:37] [INFO ] Computed and/alt/rep : 67/340/67 causal constraints (skipped 84 transitions) in 9 ms.
[2023-03-20 03:51:37] [INFO ] Added : 14 causal constraints over 3 iterations in 48 ms. Result :sat
Could not prove EG p0
Stuttering acceptance computed with spot in 38 ms :[p0]
Product exploration explored 100000 steps with 9980 reset in 375 ms.
Product exploration explored 100000 steps with 9992 reset in 371 ms.
Support contains 36 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 3 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-20 03:51:38] [INFO ] Invariant cache hit.
[2023-03-20 03:51:38] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-03-20 03:51:38] [INFO ] Invariant cache hit.
[2023-03-20 03:51:38] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:38] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 86 ms to find 0 implicit places.
[2023-03-20 03:51:38] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-20 03:51:38] [INFO ] Invariant cache hit.
[2023-03-20 03:51:38] [INFO ] Dead Transitions using invariants and state equation in 69 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 168 ms. Remains : 36/36 places, 156/156 transitions.
Treatment of property TokenRing-COL-005-LTLFireability-09 finished in 5184 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 12 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 6 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-20 03:51:38] [INFO ] Invariant cache hit.
[2023-03-20 03:51:39] [INFO ] Implicit Places using invariants in 38 ms returned []
[2023-03-20 03:51:39] [INFO ] Invariant cache hit.
[2023-03-20 03:51:39] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:39] [INFO ] Implicit Places using invariants and state equation in 87 ms returned []
Implicit Place search using SMT with State Equation took 129 ms to find 0 implicit places.
[2023-03-20 03:51:39] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 03:51:39] [INFO ] Invariant cache hit.
[2023-03-20 03:51:39] [INFO ] Dead Transitions using invariants and state equation in 70 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 217 ms. Remains : 36/36 places, 156/156 transitions.
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : TokenRing-COL-005-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (AND (GEQ s1 1) (GEQ s31 1)) (AND (GEQ s2 1) (GEQ s32 1)) (AND (GEQ s3 1) (GEQ s33 1)) (AND (GEQ s5 1) (GEQ s35 1)) (AND (GEQ s4 1) (GEQ s34 1)) (A...], 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 9934 reset in 109 ms.
Product exploration explored 100000 steps with 9955 reset in 120 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 128 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 86 ms :[(NOT p0), (NOT p0)]
Finished random walk after 9 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=9 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 284 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
[2023-03-20 03:51:40] [INFO ] Invariant cache hit.
[2023-03-20 03:51:40] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-20 03:51:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 03:51:40] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2023-03-20 03:51:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 03:51:40] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-20 03:51:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 03:51:40] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2023-03-20 03:51:40] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:40] [INFO ] [Nat]Added 130 Read/Feed constraints in 15 ms returned sat
[2023-03-20 03:51:40] [INFO ] Computed and/alt/rep : 67/340/67 causal constraints (skipped 84 transitions) in 10 ms.
[2023-03-20 03:51:40] [INFO ] Added : 6 causal constraints over 2 iterations in 37 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 12 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 5 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-20 03:51:40] [INFO ] Invariant cache hit.
[2023-03-20 03:51:40] [INFO ] Implicit Places using invariants in 34 ms returned []
[2023-03-20 03:51:40] [INFO ] Invariant cache hit.
[2023-03-20 03:51:40] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:40] [INFO ] Implicit Places using invariants and state equation in 77 ms returned []
Implicit Place search using SMT with State Equation took 112 ms to find 0 implicit places.
[2023-03-20 03:51:40] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 03:51:40] [INFO ] Invariant cache hit.
[2023-03-20 03:51:40] [INFO ] Dead Transitions using invariants and state equation in 71 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 200 ms. Remains : 36/36 places, 156/156 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 116 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 79 ms :[(NOT p0), (NOT p0)]
Finished random walk after 7 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=7 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 154 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 :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
[2023-03-20 03:51:41] [INFO ] Invariant cache hit.
[2023-03-20 03:51:41] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-20 03:51:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 03:51:41] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-20 03:51:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 03:51:41] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-20 03:51:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 03:51:41] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2023-03-20 03:51:41] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:41] [INFO ] [Nat]Added 130 Read/Feed constraints in 14 ms returned sat
[2023-03-20 03:51:41] [INFO ] Computed and/alt/rep : 67/340/67 causal constraints (skipped 84 transitions) in 16 ms.
[2023-03-20 03:51:41] [INFO ] Added : 6 causal constraints over 2 iterations in 50 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 86 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 9947 reset in 119 ms.
Product exploration explored 100000 steps with 9970 reset in 121 ms.
Support contains 12 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 8 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-20 03:51:41] [INFO ] Invariant cache hit.
[2023-03-20 03:51:41] [INFO ] Implicit Places using invariants in 39 ms returned []
[2023-03-20 03:51:41] [INFO ] Invariant cache hit.
[2023-03-20 03:51:41] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:41] [INFO ] Implicit Places using invariants and state equation in 83 ms returned []
Implicit Place search using SMT with State Equation took 123 ms to find 0 implicit places.
[2023-03-20 03:51:41] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-20 03:51:41] [INFO ] Invariant cache hit.
[2023-03-20 03:51:41] [INFO ] Dead Transitions using invariants and state equation in 67 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 210 ms. Remains : 36/36 places, 156/156 transitions.
Treatment of property TokenRing-COL-005-LTLFireability-11 finished in 2991 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 12 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 4 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-20 03:51:41] [INFO ] Invariant cache hit.
[2023-03-20 03:51:42] [INFO ] Implicit Places using invariants in 34 ms returned []
[2023-03-20 03:51:42] [INFO ] Invariant cache hit.
[2023-03-20 03:51:42] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:42] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 106 ms to find 0 implicit places.
[2023-03-20 03:51:42] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 03:51:42] [INFO ] Invariant cache hit.
[2023-03-20 03:51:42] [INFO ] Dead Transitions using invariants and state equation in 59 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 177 ms. Remains : 36/36 places, 156/156 transitions.
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Running random walk in product with property : TokenRing-COL-005-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (AND (GEQ s1 1) (GEQ s31 1)) (AND (GEQ s2 1) (GEQ s32 1)) (AND (GEQ s3 1) (GEQ s33 1)) (AND (GEQ s5 1) (GEQ s35 1)) (AND (GEQ s4 1) (GEQ s34 1)) (A...], 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 124 ms.
Stack based approach found an accepted trace after 45 steps with 0 reset with depth 46 and stack size 46 in 1 ms.
FORMULA TokenRing-COL-005-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property TokenRing-COL-005-LTLFireability-12 finished in 354 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||G(F((G(!p1)||(X(!p1)&&p2)))))))'
Support contains 36 out of 36 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 1 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-20 03:51:42] [INFO ] Invariant cache hit.
[2023-03-20 03:51:42] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-20 03:51:42] [INFO ] Invariant cache hit.
[2023-03-20 03:51:42] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:42] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
[2023-03-20 03:51:42] [INFO ] Invariant cache hit.
[2023-03-20 03:51:42] [INFO ] Dead Transitions using invariants and state equation in 59 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 136 ms. Remains : 36/36 places, 156/156 transitions.
Stuttering acceptance computed with spot in 136 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1)]
Running random walk in product with property : TokenRing-COL-005-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(OR (AND (NOT p0) (NOT p2)) (AND (NOT p2) p1)), acceptance={} source=0 dest: 1}, { cond=(OR (AND (NOT p0) p2) (AND p2 p1)), acceptance={} source=0 dest: 2}], [{ cond=(AND p0 (NOT p2) (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND p0 (NOT p2) p1), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={1} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={0, 1} source=1 dest: 1}, { cond=(AND p0 p2 (NOT p1)), acceptance={} source=1 dest: 2}, { cond=(AND p0 p2 p1), acceptance={0} source=1 dest: 2}, { cond=(AND (NOT p0) p2 (NOT p1)), acceptance={1} source=1 dest: 2}, { cond=(AND (NOT p0) p2 p1), acceptance={0, 1} source=1 dest: 2}], [{ cond=(AND p0 (NOT p2) p1), acceptance={0} source=2 dest: 1}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={0, 1} source=2 dest: 1}, { cond=(AND p0 p2 p1), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p0) p2 p1), acceptance={0, 1} source=2 dest: 2}]], initial=0, aps=[p0:(OR (AND (GEQ s1 1) (GEQ s31 1)) (AND (GEQ s2 1) (GEQ s32 1)) (AND (GEQ s3 1) (GEQ s33 1)) (AND (GEQ s5 1) (GEQ s35 1)) (AND (GEQ s4 1) (GEQ s34 1)) (A...], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 9964 reset in 508 ms.
Product exploration explored 100000 steps with 9945 reset in 523 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) p2 p1), (X (NOT (AND p0 p2 p1))), (X (NOT (AND (NOT p0) p2 (NOT p1)))), (X (AND (NOT p0) p2 p1)), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND p0 p2 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT (AND (NOT p0) p2 (NOT p1))))), (X (X (AND (NOT p0) p2 p1))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2) p1))))]
False Knowledge obtained : []
Knowledge based reduction with 17 factoid took 940 ms. Reduced automaton from 3 states, 15 edges and 3 AP (stutter sensitive) to 3 states, 15 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 145 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 574 ms. (steps per millisecond=17 ) properties (out of 10) seen :3
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 379 ms. (steps per millisecond=26 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 352 ms. (steps per millisecond=28 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 350 ms. (steps per millisecond=28 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 353 ms. (steps per millisecond=28 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 437 ms. (steps per millisecond=22 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 336 ms. (steps per millisecond=29 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 369 ms. (steps per millisecond=27 ) properties (out of 7) seen :0
Running SMT prover for 7 properties.
[2023-03-20 03:51:47] [INFO ] Invariant cache hit.
[2023-03-20 03:51:48] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-20 03:51:48] [INFO ] After 242ms SMT Verify possible using all constraints in real domain returned unsat :4 sat :0 real:3
[2023-03-20 03:51:48] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-20 03:51:48] [INFO ] After 337ms SMT Verify possible using state equation in natural domain returned unsat :5 sat :2
[2023-03-20 03:51:48] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:49] [INFO ] After 330ms SMT Verify possible using 130 Read/Feed constraints in natural domain returned unsat :5 sat :2
[2023-03-20 03:51:49] [INFO ] After 679ms SMT Verify possible using trap constraints in natural domain returned unsat :5 sat :2
Attempting to minimize the solution found.
Minimization took 333 ms.
[2023-03-20 03:51:49] [INFO ] After 1399ms SMT Verify possible using all constraints in natural domain returned unsat :5 sat :2
Fused 7 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 6 ms.
Support contains 36 out of 36 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 3 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 36/36 places, 156/156 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 188 ms. (steps per millisecond=53 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 180 ms. (steps per millisecond=55 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 177 ms. (steps per millisecond=56 ) properties (out of 2) seen :0
Probably explored full state space saw : 166 states, properties seen :0
Probabilistic random walk after 531 steps, saw 166 distinct states, run finished after 13 ms. (steps per millisecond=40 ) properties seen :0
Explored full state space saw : 166 states, properties seen :0
Exhaustive walk after 531 steps, saw 166 distinct states, run finished after 6 ms. (steps per millisecond=88 ) properties seen :0
Found 7 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) p2 p1), (X (NOT (AND p0 p2 p1))), (X (NOT (AND (NOT p0) p2 (NOT p1)))), (X (AND (NOT p0) p2 p1)), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND p0 p2 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT (AND (NOT p0) p2 (NOT p1))))), (X (X (AND (NOT p0) p2 p1))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (G (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (G (NOT (AND p0 p1 (NOT p2)))), (G (NOT (AND p0 (NOT p1) p2))), (G (NOT (AND (NOT p0) p1 (NOT p2)))), (G (NOT (OR (AND (NOT p0) (NOT p2)) (AND p1 (NOT p2))))), (G (NOT (AND (NOT p0) (NOT p1) p2))), (G (NOT (AND p0 p1 p2)))]
False Knowledge obtained : [(F (AND p0 (NOT p1) (NOT p2))), (F (NOT (OR (AND (NOT p0) p2) (AND p1 p2)))), (F (NOT (AND (NOT p0) p1 p2)))]
Knowledge based reduction with 24 factoid took 1861 ms. Reduced automaton from 3 states, 15 edges and 3 AP (stutter sensitive) to 2 states, 3 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 78 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 87 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
[2023-03-20 03:51:52] [INFO ] Invariant cache hit.
[2023-03-20 03:51:52] [INFO ] [Real]Absence check using 6 positive place invariants in 4 ms returned sat
[2023-03-20 03:51:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 03:51:52] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2023-03-20 03:51:52] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:53] [INFO ] [Real]Added 130 Read/Feed constraints in 22 ms returned sat
[2023-03-20 03:51:53] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 03:51:53] [INFO ] [Nat]Absence check using 6 positive place invariants in 4 ms returned sat
[2023-03-20 03:51:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 03:51:53] [INFO ] [Nat]Absence check using state equation in 41 ms returned sat
[2023-03-20 03:51:53] [INFO ] [Nat]Added 130 Read/Feed constraints in 14 ms returned sat
[2023-03-20 03:51:53] [INFO ] Computed and/alt/rep : 67/340/67 causal constraints (skipped 84 transitions) in 11 ms.
[2023-03-20 03:51:53] [INFO ] Added : 7 causal constraints over 2 iterations in 47 ms. Result :sat
Could not prove EG (AND (NOT p0) p1)
Support contains 36 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 2 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-20 03:51:53] [INFO ] Invariant cache hit.
[2023-03-20 03:51:53] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-20 03:51:53] [INFO ] Invariant cache hit.
[2023-03-20 03:51:53] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:53] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
[2023-03-20 03:51:53] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 03:51:53] [INFO ] Invariant cache hit.
[2023-03-20 03:51:53] [INFO ] Dead Transitions using invariants and state equation in 63 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 145 ms. Remains : 36/36 places, 156/156 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) p2 p1), (X (OR (NOT p0) (NOT p2))), (X (AND (NOT p0) p1)), (X (X (OR (NOT p0) (NOT p2)))), (X (X (AND (NOT p0) p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 210 ms. Reduced automaton from 2 states, 3 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 83 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-20 03:51:54] [INFO ] Invariant cache hit.
[2023-03-20 03:51:54] [INFO ] After 18ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) p2 p1), (X (OR (NOT p0) (NOT p2))), (X (AND (NOT p0) p1)), (X (X (OR (NOT p0) (NOT p2)))), (X (X (AND (NOT p0) p1))), (G (OR (NOT p2) (NOT p0)))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) p1)))]
Knowledge based reduction with 6 factoid took 265 ms. Reduced automaton from 2 states, 3 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[(AND p1 (NOT p0)), (AND p1 (NOT p0))]
Stuttering acceptance computed with spot in 73 ms :[(AND p1 (NOT p0)), (AND p1 (NOT p0))]
[2023-03-20 03:51:54] [INFO ] Invariant cache hit.
[2023-03-20 03:51:55] [INFO ] [Real]Absence check using 6 positive place invariants in 4 ms returned sat
[2023-03-20 03:51:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 03:51:55] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2023-03-20 03:51:55] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:55] [INFO ] [Real]Added 130 Read/Feed constraints in 8 ms returned sat
[2023-03-20 03:51:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 03:51:55] [INFO ] [Nat]Absence check using 6 positive place invariants in 3 ms returned sat
[2023-03-20 03:51:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 03:51:55] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2023-03-20 03:51:55] [INFO ] [Nat]Added 130 Read/Feed constraints in 9 ms returned sat
[2023-03-20 03:51:55] [INFO ] Computed and/alt/rep : 67/340/67 causal constraints (skipped 84 transitions) in 9 ms.
[2023-03-20 03:51:55] [INFO ] Added : 4 causal constraints over 2 iterations in 38 ms. Result :sat
Could not prove EG (AND p1 (NOT p0))
Stuttering acceptance computed with spot in 83 ms :[(AND p1 (NOT p0)), (AND p1 (NOT p0))]
Product exploration explored 100000 steps with 9960 reset in 404 ms.
Product exploration explored 100000 steps with 9973 reset in 420 ms.
Support contains 36 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 2 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-20 03:51:56] [INFO ] Invariant cache hit.
[2023-03-20 03:51:56] [INFO ] Implicit Places using invariants in 30 ms returned []
[2023-03-20 03:51:56] [INFO ] Invariant cache hit.
[2023-03-20 03:51:56] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:56] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
[2023-03-20 03:51:56] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-20 03:51:56] [INFO ] Invariant cache hit.
[2023-03-20 03:51:56] [INFO ] Dead Transitions using invariants and state equation in 63 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 156 ms. Remains : 36/36 places, 156/156 transitions.
Treatment of property TokenRing-COL-005-LTLFireability-13 finished in 14425 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 12 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 5 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-20 03:51:56] [INFO ] Invariant cache hit.
[2023-03-20 03:51:56] [INFO ] Implicit Places using invariants in 34 ms returned []
[2023-03-20 03:51:56] [INFO ] Invariant cache hit.
[2023-03-20 03:51:56] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:56] [INFO ] Implicit Places using invariants and state equation in 73 ms returned []
Implicit Place search using SMT with State Equation took 118 ms to find 0 implicit places.
[2023-03-20 03:51:56] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 03:51:56] [INFO ] Invariant cache hit.
[2023-03-20 03:51:56] [INFO ] Dead Transitions using invariants and state equation in 56 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 187 ms. Remains : 36/36 places, 156/156 transitions.
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Running random walk in product with property : TokenRing-COL-005-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (AND (GEQ s1 1) (GEQ s31 1)) (AND (GEQ s2 1) (GEQ s32 1)) (AND (GEQ s3 1) (GEQ s33 1)) (AND (GEQ s5 1) (GEQ s35 1)) (AND (GEQ s4 1) (GEQ s34 1)) (A...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Product exploration explored 100000 steps with 9954 reset in 128 ms.
Product exploration explored 100000 steps with 9952 reset in 114 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 100 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Finished random walk after 8 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=8 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 273 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
[2023-03-20 03:51:57] [INFO ] Invariant cache hit.
[2023-03-20 03:51:57] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-20 03:51:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 03:51:57] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2023-03-20 03:51:57] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 03:51:57] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-20 03:51:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 03:51:57] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2023-03-20 03:51:57] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:57] [INFO ] [Nat]Added 130 Read/Feed constraints in 15 ms returned sat
[2023-03-20 03:51:57] [INFO ] Computed and/alt/rep : 67/340/67 causal constraints (skipped 84 transitions) in 11 ms.
[2023-03-20 03:51:57] [INFO ] Added : 6 causal constraints over 2 iterations in 39 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 12 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 3 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-20 03:51:57] [INFO ] Invariant cache hit.
[2023-03-20 03:51:57] [INFO ] Implicit Places using invariants in 32 ms returned []
[2023-03-20 03:51:57] [INFO ] Invariant cache hit.
[2023-03-20 03:51:58] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:58] [INFO ] Implicit Places using invariants and state equation in 71 ms returned []
Implicit Place search using SMT with State Equation took 116 ms to find 0 implicit places.
[2023-03-20 03:51:58] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 03:51:58] [INFO ] Invariant cache hit.
[2023-03-20 03:51:58] [INFO ] Dead Transitions using invariants and state equation in 56 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 183 ms. Remains : 36/36 places, 156/156 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 106 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Finished random walk after 9 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=9 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 118 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
[2023-03-20 03:51:58] [INFO ] Invariant cache hit.
[2023-03-20 03:51:58] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-20 03:51:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 03:51:58] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-20 03:51:58] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 03:51:58] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2023-03-20 03:51:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 03:51:58] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2023-03-20 03:51:58] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:58] [INFO ] [Nat]Added 130 Read/Feed constraints in 10 ms returned sat
[2023-03-20 03:51:58] [INFO ] Computed and/alt/rep : 67/340/67 causal constraints (skipped 84 transitions) in 9 ms.
[2023-03-20 03:51:58] [INFO ] Added : 6 causal constraints over 2 iterations in 39 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Product exploration explored 100000 steps with 9989 reset in 107 ms.
Product exploration explored 100000 steps with 9996 reset in 123 ms.
Support contains 12 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 3 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-20 03:51:58] [INFO ] Invariant cache hit.
[2023-03-20 03:51:58] [INFO ] Implicit Places using invariants in 44 ms returned []
[2023-03-20 03:51:58] [INFO ] Invariant cache hit.
[2023-03-20 03:51:59] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:59] [INFO ] Implicit Places using invariants and state equation in 76 ms returned []
Implicit Place search using SMT with State Equation took 137 ms to find 0 implicit places.
[2023-03-20 03:51:59] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 03:51:59] [INFO ] Invariant cache hit.
[2023-03-20 03:51:59] [INFO ] Dead Transitions using invariants and state equation in 57 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 202 ms. Remains : 36/36 places, 156/156 transitions.
Treatment of property TokenRing-COL-005-LTLFireability-14 finished in 2427 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(!p0)))'
Support contains 12 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 2 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-20 03:51:59] [INFO ] Invariant cache hit.
[2023-03-20 03:51:59] [INFO ] Implicit Places using invariants in 31 ms returned []
[2023-03-20 03:51:59] [INFO ] Invariant cache hit.
[2023-03-20 03:51:59] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:59] [INFO ] Implicit Places using invariants and state equation in 76 ms returned []
Implicit Place search using SMT with State Equation took 134 ms to find 0 implicit places.
[2023-03-20 03:51:59] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 03:51:59] [INFO ] Invariant cache hit.
[2023-03-20 03:51:59] [INFO ] Dead Transitions using invariants and state equation in 61 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 204 ms. Remains : 36/36 places, 156/156 transitions.
Stuttering acceptance computed with spot in 34 ms :[p0]
Running random walk in product with property : TokenRing-COL-005-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 0}, { cond=p0, acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (AND (GEQ s1 1) (GEQ s31 1)) (AND (GEQ s2 1) (GEQ s32 1)) (AND (GEQ s3 1) (GEQ s33 1)) (AND (GEQ s5 1) (GEQ s35 1)) (AND (GEQ s4 1) (GEQ s34 1)) (A...], 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 122 ms.
Stack based approach found an accepted trace after 44 steps with 0 reset with depth 45 and stack size 45 in 0 ms.
FORMULA TokenRing-COL-005-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property TokenRing-COL-005-LTLFireability-15 finished in 374 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(!p0))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Found a Shortening insensitive property : TokenRing-COL-005-LTLFireability-08
Stuttering acceptance computed with spot in 86 ms :[(NOT p0), (NOT p0)]
Support contains 12 out of 36 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 2 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-20 03:51:59] [INFO ] Invariant cache hit.
[2023-03-20 03:51:59] [INFO ] Implicit Places using invariants in 34 ms returned []
[2023-03-20 03:51:59] [INFO ] Invariant cache hit.
[2023-03-20 03:51:59] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:51:59] [INFO ] Implicit Places using invariants and state equation in 72 ms returned []
Implicit Place search using SMT with State Equation took 106 ms to find 0 implicit places.
[2023-03-20 03:51:59] [INFO ] Invariant cache hit.
[2023-03-20 03:52:00] [INFO ] Dead Transitions using invariants and state equation in 70 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 179 ms. Remains : 36/36 places, 156/156 transitions.
Running random walk in product with property : TokenRing-COL-005-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (AND (GEQ s1 1) (GEQ s31 1)) (AND (GEQ s2 1) (GEQ s32 1)) (AND (GEQ s3 1) (GEQ s33 1)) (AND (GEQ s5 1) (GEQ s35 1)) (AND (GEQ s4 1) (GEQ s34 1)) (A...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak, cl-invariant], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 9979 reset in 100 ms.
Product exploration explored 100000 steps with 9980 reset in 119 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 114 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Finished random walk after 8 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=8 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 132 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
[2023-03-20 03:52:00] [INFO ] Invariant cache hit.
[2023-03-20 03:52:00] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2023-03-20 03:52:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 03:52:00] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-20 03:52:00] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 03:52:00] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-20 03:52:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 03:52:00] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2023-03-20 03:52:00] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:52:00] [INFO ] [Nat]Added 130 Read/Feed constraints in 12 ms returned sat
[2023-03-20 03:52:00] [INFO ] Computed and/alt/rep : 67/340/67 causal constraints (skipped 84 transitions) in 9 ms.
[2023-03-20 03:52:00] [INFO ] Added : 6 causal constraints over 2 iterations in 36 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 12 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 3 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-20 03:52:00] [INFO ] Invariant cache hit.
[2023-03-20 03:52:00] [INFO ] Implicit Places using invariants in 41 ms returned []
[2023-03-20 03:52:00] [INFO ] Invariant cache hit.
[2023-03-20 03:52:00] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:52:00] [INFO ] Implicit Places using invariants and state equation in 69 ms returned []
Implicit Place search using SMT with State Equation took 112 ms to find 0 implicit places.
[2023-03-20 03:52:00] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 03:52:00] [INFO ] Invariant cache hit.
[2023-03-20 03:52:01] [INFO ] Dead Transitions using invariants and state equation in 59 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 180 ms. Remains : 36/36 places, 156/156 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 634 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Finished random walk after 6 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=6 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 138 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
[2023-03-20 03:52:01] [INFO ] Invariant cache hit.
[2023-03-20 03:52:02] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-20 03:52:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 03:52:02] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-20 03:52:02] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 03:52:02] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-20 03:52:02] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 03:52:02] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2023-03-20 03:52:02] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:52:02] [INFO ] [Nat]Added 130 Read/Feed constraints in 10 ms returned sat
[2023-03-20 03:52:02] [INFO ] Computed and/alt/rep : 67/340/67 causal constraints (skipped 84 transitions) in 11 ms.
[2023-03-20 03:52:02] [INFO ] Added : 6 causal constraints over 2 iterations in 36 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Product exploration explored 100000 steps with 9985 reset in 113 ms.
Product exploration explored 100000 steps with 9949 reset in 114 ms.
Support contains 12 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 12 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-20 03:52:02] [INFO ] Invariant cache hit.
[2023-03-20 03:52:02] [INFO ] Implicit Places using invariants in 32 ms returned []
[2023-03-20 03:52:02] [INFO ] Invariant cache hit.
[2023-03-20 03:52:02] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:52:02] [INFO ] Implicit Places using invariants and state equation in 78 ms returned []
Implicit Place search using SMT with State Equation took 124 ms to find 0 implicit places.
[2023-03-20 03:52:02] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 03:52:02] [INFO ] Invariant cache hit.
[2023-03-20 03:52:02] [INFO ] Dead Transitions using invariants and state equation in 81 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 223 ms. Remains : 36/36 places, 156/156 transitions.
Treatment of property TokenRing-COL-005-LTLFireability-08 finished in 2985 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(!p0))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||G(F((G(!p1)||(X(!p1)&&p2)))))))'
Found a Shortening insensitive property : TokenRing-COL-005-LTLFireability-13
Stuttering acceptance computed with spot in 145 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1)]
Support contains 36 out of 36 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 1 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-20 03:52:03] [INFO ] Invariant cache hit.
[2023-03-20 03:52:03] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-20 03:52:03] [INFO ] Invariant cache hit.
[2023-03-20 03:52:03] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:52:03] [INFO ] Implicit Places using invariants and state equation in 48 ms returned []
Implicit Place search using SMT with State Equation took 86 ms to find 0 implicit places.
[2023-03-20 03:52:03] [INFO ] Invariant cache hit.
[2023-03-20 03:52:03] [INFO ] Dead Transitions using invariants and state equation in 56 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 145 ms. Remains : 36/36 places, 156/156 transitions.
Running random walk in product with property : TokenRing-COL-005-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(OR (AND (NOT p0) (NOT p2)) (AND (NOT p2) p1)), acceptance={} source=0 dest: 1}, { cond=(OR (AND (NOT p0) p2) (AND p2 p1)), acceptance={} source=0 dest: 2}], [{ cond=(AND p0 (NOT p2) (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND p0 (NOT p2) p1), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={1} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={0, 1} source=1 dest: 1}, { cond=(AND p0 p2 (NOT p1)), acceptance={} source=1 dest: 2}, { cond=(AND p0 p2 p1), acceptance={0} source=1 dest: 2}, { cond=(AND (NOT p0) p2 (NOT p1)), acceptance={1} source=1 dest: 2}, { cond=(AND (NOT p0) p2 p1), acceptance={0, 1} source=1 dest: 2}], [{ cond=(AND p0 (NOT p2) p1), acceptance={0} source=2 dest: 1}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={0, 1} source=2 dest: 1}, { cond=(AND p0 p2 p1), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p0) p2 p1), acceptance={0, 1} source=2 dest: 2}]], initial=0, aps=[p0:(OR (AND (GEQ s1 1) (GEQ s31 1)) (AND (GEQ s2 1) (GEQ s32 1)) (AND (GEQ s3 1) (GEQ s33 1)) (AND (GEQ s5 1) (GEQ s35 1)) (AND (GEQ s4 1) (GEQ s34 1)) (A...], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, cl-invariant], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 9938 reset in 498 ms.
Product exploration explored 100000 steps with 9981 reset in 492 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) p2 p1), (X (NOT (AND p0 p2 p1))), (X (NOT (AND (NOT p0) p2 (NOT p1)))), (X (AND (NOT p0) p2 p1)), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND p0 p2 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT (AND (NOT p0) p2 (NOT p1))))), (X (X (AND (NOT p0) p2 p1))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2) p1))))]
False Knowledge obtained : []
Knowledge based reduction with 17 factoid took 867 ms. Reduced automaton from 3 states, 15 edges and 3 AP (stutter sensitive) to 3 states, 15 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 121 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 316 ms. (steps per millisecond=31 ) properties (out of 10) seen :3
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 288 ms. (steps per millisecond=34 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 291 ms. (steps per millisecond=34 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 293 ms. (steps per millisecond=34 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 290 ms. (steps per millisecond=34 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 288 ms. (steps per millisecond=34 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 290 ms. (steps per millisecond=34 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 434 ms. (steps per millisecond=23 ) properties (out of 7) seen :0
Running SMT prover for 7 properties.
[2023-03-20 03:52:07] [INFO ] Invariant cache hit.
[2023-03-20 03:52:07] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2023-03-20 03:52:08] [INFO ] After 227ms SMT Verify possible using all constraints in real domain returned unsat :4 sat :0 real:3
[2023-03-20 03:52:08] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-20 03:52:08] [INFO ] After 335ms SMT Verify possible using state equation in natural domain returned unsat :5 sat :2
[2023-03-20 03:52:08] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:52:08] [INFO ] After 333ms SMT Verify possible using 130 Read/Feed constraints in natural domain returned unsat :5 sat :2
[2023-03-20 03:52:09] [INFO ] After 670ms SMT Verify possible using trap constraints in natural domain returned unsat :5 sat :2
Attempting to minimize the solution found.
Minimization took 362 ms.
[2023-03-20 03:52:09] [INFO ] After 1407ms SMT Verify possible using all constraints in natural domain returned unsat :5 sat :2
Fused 7 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 9 ms.
Support contains 36 out of 36 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 1 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 36/36 places, 156/156 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 182 ms. (steps per millisecond=54 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 180 ms. (steps per millisecond=55 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 145 ms. (steps per millisecond=68 ) properties (out of 2) seen :0
Probably explored full state space saw : 166 states, properties seen :0
Probabilistic random walk after 531 steps, saw 166 distinct states, run finished after 7 ms. (steps per millisecond=75 ) properties seen :0
Explored full state space saw : 166 states, properties seen :0
Exhaustive walk after 531 steps, saw 166 distinct states, run finished after 4 ms. (steps per millisecond=132 ) properties seen :0
Found 7 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) p2 p1), (X (NOT (AND p0 p2 p1))), (X (NOT (AND (NOT p0) p2 (NOT p1)))), (X (AND (NOT p0) p2 p1)), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND p0 p2 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT (AND (NOT p0) p2 (NOT p1))))), (X (X (AND (NOT p0) p2 p1))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (G (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (G (NOT (AND p0 p1 (NOT p2)))), (G (NOT (AND p0 (NOT p1) p2))), (G (NOT (AND (NOT p0) p1 (NOT p2)))), (G (NOT (OR (AND (NOT p0) (NOT p2)) (AND p1 (NOT p2))))), (G (NOT (AND (NOT p0) (NOT p1) p2))), (G (NOT (AND p0 p1 p2)))]
False Knowledge obtained : [(F (AND p0 (NOT p1) (NOT p2))), (F (NOT (OR (AND (NOT p0) p2) (AND p1 p2)))), (F (NOT (AND (NOT p0) p1 p2)))]
Knowledge based reduction with 24 factoid took 1259 ms. Reduced automaton from 3 states, 15 edges and 3 AP (stutter sensitive) to 2 states, 3 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 103 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 78 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
[2023-03-20 03:52:11] [INFO ] Invariant cache hit.
[2023-03-20 03:52:11] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned sat
[2023-03-20 03:52:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 03:52:11] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2023-03-20 03:52:12] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:52:12] [INFO ] [Real]Added 130 Read/Feed constraints in 10 ms returned sat
[2023-03-20 03:52:12] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 03:52:12] [INFO ] [Nat]Absence check using 6 positive place invariants in 4 ms returned sat
[2023-03-20 03:52:12] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 03:52:12] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2023-03-20 03:52:12] [INFO ] [Nat]Added 130 Read/Feed constraints in 9 ms returned sat
[2023-03-20 03:52:12] [INFO ] Computed and/alt/rep : 67/340/67 causal constraints (skipped 84 transitions) in 10 ms.
[2023-03-20 03:52:12] [INFO ] Added : 7 causal constraints over 2 iterations in 35 ms. Result :sat
Could not prove EG (AND (NOT p0) p1)
Support contains 36 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 5 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-20 03:52:12] [INFO ] Invariant cache hit.
[2023-03-20 03:52:12] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-03-20 03:52:12] [INFO ] Invariant cache hit.
[2023-03-20 03:52:12] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:52:12] [INFO ] Implicit Places using invariants and state equation in 56 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
[2023-03-20 03:52:12] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 03:52:12] [INFO ] Invariant cache hit.
[2023-03-20 03:52:12] [INFO ] Dead Transitions using invariants and state equation in 61 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 158 ms. Remains : 36/36 places, 156/156 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) p2 p1), (X (OR (NOT p0) (NOT p2))), (X (AND (NOT p0) p1)), (X (X (OR (NOT p0) (NOT p2)))), (X (X (AND (NOT p0) p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 863 ms. Reduced automaton from 2 states, 3 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 96 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-20 03:52:13] [INFO ] Invariant cache hit.
[2023-03-20 03:52:13] [INFO ] After 23ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) p2 p1), (X (OR (NOT p0) (NOT p2))), (X (AND (NOT p0) p1)), (X (X (OR (NOT p0) (NOT p2)))), (X (X (AND (NOT p0) p1))), (G (OR (NOT p2) (NOT p0)))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) p1)))]
Knowledge based reduction with 6 factoid took 277 ms. Reduced automaton from 2 states, 3 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 67 ms :[(AND p1 (NOT p0)), (AND p1 (NOT p0))]
Stuttering acceptance computed with spot in 70 ms :[(AND p1 (NOT p0)), (AND p1 (NOT p0))]
[2023-03-20 03:52:14] [INFO ] Invariant cache hit.
[2023-03-20 03:52:14] [INFO ] [Real]Absence check using 6 positive place invariants in 5 ms returned sat
[2023-03-20 03:52:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 03:52:14] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2023-03-20 03:52:14] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:52:14] [INFO ] [Real]Added 130 Read/Feed constraints in 15 ms returned sat
[2023-03-20 03:52:14] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 03:52:15] [INFO ] [Nat]Absence check using 6 positive place invariants in 3 ms returned sat
[2023-03-20 03:52:15] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 03:52:15] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2023-03-20 03:52:15] [INFO ] [Nat]Added 130 Read/Feed constraints in 9 ms returned sat
[2023-03-20 03:52:15] [INFO ] Computed and/alt/rep : 67/340/67 causal constraints (skipped 84 transitions) in 10 ms.
[2023-03-20 03:52:15] [INFO ] Added : 4 causal constraints over 2 iterations in 33 ms. Result :sat
Could not prove EG (AND p1 (NOT p0))
Stuttering acceptance computed with spot in 71 ms :[(AND p1 (NOT p0)), (AND p1 (NOT p0))]
Product exploration explored 100000 steps with 9938 reset in 383 ms.
Product exploration explored 100000 steps with 9933 reset in 401 ms.
Support contains 36 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 156/156 transitions.
Applied a total of 0 rules in 2 ms. Remains 36 /36 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-20 03:52:16] [INFO ] Invariant cache hit.
[2023-03-20 03:52:16] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-20 03:52:16] [INFO ] Invariant cache hit.
[2023-03-20 03:52:16] [INFO ] State equation strengthened by 130 read => feed constraints.
[2023-03-20 03:52:16] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 81 ms to find 0 implicit places.
[2023-03-20 03:52:16] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 03:52:16] [INFO ] Invariant cache hit.
[2023-03-20 03:52:16] [INFO ] Dead Transitions using invariants and state equation in 57 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 145 ms. Remains : 36/36 places, 156/156 transitions.
Treatment of property TokenRing-COL-005-LTLFireability-13 finished in 13453 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
[2023-03-20 03:52:16] [INFO ] Flatten gal took : 14 ms
[2023-03-20 03:52:16] [INFO ] Export to MCC of 6 properties in file /home/mcc/execution/LTLFireability.sr.xml took 8 ms.
[2023-03-20 03:52:16] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 36 places, 156 transitions and 624 arcs took 1 ms.
Total runtime 53849 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2059/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2059/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
TIME LIMIT: Killed by timeout after 595 seconds
MemTotal: 16393216 kB
MemFree: 16077396 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16126900 kB
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2059/ltl_2_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2059/ltl_3_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2059/ltl_4_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
TIME LIMIT: Killed by timeout after 595 seconds
MemTotal: 16393216 kB
MemFree: 15517568 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16119780 kB
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2059/ltl_5_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : TokenRing-COL-005-LTLFireability-06
Could not compute solution for formula : TokenRing-COL-005-LTLFireability-08
Could not compute solution for formula : TokenRing-COL-005-LTLFireability-09
Could not compute solution for formula : TokenRing-COL-005-LTLFireability-11
Could not compute solution for formula : TokenRing-COL-005-LTLFireability-13
Could not compute solution for formula : TokenRing-COL-005-LTLFireability-14

BK_STOP 1679285530935

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2023
ltl formula name TokenRing-COL-005-LTLFireability-06
ltl formula formula --ltl=/tmp/2059/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 36 places, 156 transitions and 624 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.030 real 0.000 user 0.010 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2059/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2059/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2059/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2059/ltl_0_
pnml2lts-mc( 3/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
pnml2lts-mc( 1/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
malloc_consolidate(): invalid chunk size
malloc_consolidate(): invalid chunk size
ltl formula name TokenRing-COL-005-LTLFireability-08
ltl formula formula --ltl=/tmp/2059/ltl_1_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 36 places, 156 transitions and 624 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.020 real 0.010 user 0.000 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2059/ltl_1_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2059/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2059/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2059/ltl_1_
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
Killing (15) : 2071 2072 2073 2074 2075
Killing (9) : 2071 2072 2073 2074 2075
ltl formula name TokenRing-COL-005-LTLFireability-09
ltl formula formula --ltl=/tmp/2059/ltl_2_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 36 places, 156 transitions and 624 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.030 real 0.000 user 0.000 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2059/ltl_2_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2059/ltl_2_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2059/ltl_2_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2059/ltl_2_
pnml2lts-mc( 3/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
pnml2lts-mc( 0/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
malloc_consolidate(): invalid chunk size
malloc_consolidate(): invalid chunk size
ltl formula name TokenRing-COL-005-LTLFireability-11
ltl formula formula --ltl=/tmp/2059/ltl_3_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 36 places, 156 transitions and 624 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.020 real 0.000 user 0.000 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2059/ltl_3_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2059/ltl_3_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2059/ltl_3_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2059/ltl_3_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name TokenRing-COL-005-LTLFireability-13
ltl formula formula --ltl=/tmp/2059/ltl_4_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 36 places, 156 transitions and 624 arcs
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.040 real 0.000 user 0.000 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2059/ltl_4_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2059/ltl_4_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2059/ltl_4_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2059/ltl_4_
Killing (15) : 2098 2099 2100 2101 2102
Killing (9) : 2098 2099 2100 2101 2102
ltl formula name TokenRing-COL-005-LTLFireability-14
ltl formula formula --ltl=/tmp/2059/ltl_5_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 36 places, 156 transitions and 624 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2059/ltl_5_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2059/ltl_5_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2059/ltl_5_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.030 real 0.000 user 0.000 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2059/ltl_5_
pnml2lts-mc( 0/ 4): buchi has 1 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***

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

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="TokenRing-COL-005"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is TokenRing-COL-005, 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 r489-tall-167912707000572"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TokenRing-COL-005.tgz
mv TokenRing-COL-005 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 ;