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.r265-smll-167863539900356.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 PaceMaker-PT-none, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r265-smll-167863539900356
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 580K
-rw-r--r-- 1 mcc users 6.5K Feb 26 14:06 CTLCardinality.txt
-rw-r--r-- 1 mcc users 60K Feb 26 14:06 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.7K Feb 26 13:06 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K Feb 26 13:06 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.8K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:29 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.2K Feb 25 16:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Feb 25 16:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 26 14:19 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 110K Feb 26 14:19 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.8K Feb 26 14:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 56K Feb 26 14:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:29 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 158K 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 PaceMaker-PT-none-LTLFireability-00
FORMULA_NAME PaceMaker-PT-none-LTLFireability-01
FORMULA_NAME PaceMaker-PT-none-LTLFireability-02
FORMULA_NAME PaceMaker-PT-none-LTLFireability-03
FORMULA_NAME PaceMaker-PT-none-LTLFireability-04
FORMULA_NAME PaceMaker-PT-none-LTLFireability-05
FORMULA_NAME PaceMaker-PT-none-LTLFireability-06
FORMULA_NAME PaceMaker-PT-none-LTLFireability-07
FORMULA_NAME PaceMaker-PT-none-LTLFireability-08
FORMULA_NAME PaceMaker-PT-none-LTLFireability-09
FORMULA_NAME PaceMaker-PT-none-LTLFireability-10
FORMULA_NAME PaceMaker-PT-none-LTLFireability-11
FORMULA_NAME PaceMaker-PT-none-LTLFireability-12
FORMULA_NAME PaceMaker-PT-none-LTLFireability-13
FORMULA_NAME PaceMaker-PT-none-LTLFireability-14
FORMULA_NAME PaceMaker-PT-none-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678987286668

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=PaceMaker-PT-none
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-16 17:21:29] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-16 17:21:29] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 17:21:29] [INFO ] Load time of PNML (sax parser for PT used): 115 ms
[2023-03-16 17:21:29] [INFO ] Transformed 70 places.
[2023-03-16 17:21:29] [INFO ] Transformed 164 transitions.
[2023-03-16 17:21:29] [INFO ] Parsed PT model containing 70 places and 164 transitions and 954 arcs in 225 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 12 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 6 formulas.
FORMULA PaceMaker-PT-none-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PaceMaker-PT-none-LTLFireability-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PaceMaker-PT-none-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PaceMaker-PT-none-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PaceMaker-PT-none-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PaceMaker-PT-none-LTLFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 35 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Applied a total of 0 rules in 18 ms. Remains 70 /70 variables (removed 0) and now considering 164/164 (removed 0) transitions.
[2023-03-16 17:21:29] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
Normalized transition count is 93 out of 158 initially.
// Phase 1: matrix 93 rows 70 cols
[2023-03-16 17:21:29] [INFO ] Computed 35 place invariants in 7 ms
[2023-03-16 17:21:30] [INFO ] Dead Transitions using invariants and state equation in 459 ms found 0 transitions.
[2023-03-16 17:21:30] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2023-03-16 17:21:30] [INFO ] Invariant cache hit.
[2023-03-16 17:21:30] [INFO ] Implicit Places using invariants in 96 ms returned []
[2023-03-16 17:21:30] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2023-03-16 17:21:30] [INFO ] Invariant cache hit.
[2023-03-16 17:21:30] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:21:30] [INFO ] Implicit Places using invariants and state equation in 273 ms returned []
Implicit Place search using SMT with State Equation took 375 ms to find 0 implicit places.
[2023-03-16 17:21:30] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2023-03-16 17:21:30] [INFO ] Invariant cache hit.
[2023-03-16 17:21:30] [INFO ] Dead Transitions using invariants and state equation in 276 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1182 ms. Remains : 70/70 places, 164/164 transitions.
Support contains 35 out of 70 places after structural reductions.
[2023-03-16 17:21:31] [INFO ] Flatten gal took : 85 ms
[2023-03-16 17:21:31] [INFO ] Flatten gal took : 25 ms
[2023-03-16 17:21:31] [INFO ] Input system was already deterministic with 164 transitions.
Support contains 33 out of 70 places (down from 35) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 738 ms. (steps per millisecond=13 ) properties (out of 18) seen :13
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 5) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 46 ms. (steps per millisecond=217 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 4) seen :3
Running SMT prover for 1 properties.
[2023-03-16 17:21:32] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2023-03-16 17:21:32] [INFO ] Invariant cache hit.
[2023-03-16 17:21:32] [INFO ] [Real]Absence check using 35 positive place invariants in 15 ms returned sat
[2023-03-16 17:21:32] [INFO ] After 154ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:21:32] [INFO ] [Nat]Absence check using 35 positive place invariants in 17 ms returned sat
[2023-03-16 17:21:54] [INFO ] After 22681ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 70 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 70/70 places, 164/164 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 62 transition count 160
Applied a total of 12 rules in 29 ms. Remains 62 /70 variables (removed 8) and now considering 160/164 (removed 4) transitions.
[2023-03-16 17:21:55] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
Normalized transition count is 88 out of 154 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:21:55] [INFO ] Computed 31 place invariants in 7 ms
[2023-03-16 17:21:55] [INFO ] Dead Transitions using invariants and state equation in 194 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 228 ms. Remains : 62/70 places, 160/164 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 62 ms. (steps per millisecond=161 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 1) seen :0
Finished probabilistic random walk after 1174 steps, run visited all 1 properties in 25 ms. (steps per millisecond=46 )
Probabilistic random walk after 1174 steps, saw 1043 distinct states, run finished after 25 ms. (steps per millisecond=46 ) properties seen :1
FORMULA PaceMaker-PT-none-LTLFireability-11 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((G(F(p0))||G(p1))))))'
Support contains 10 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Applied a total of 0 rules in 4 ms. Remains 70 /70 variables (removed 0) and now considering 164/164 (removed 0) transitions.
[2023-03-16 17:21:55] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
Normalized transition count is 93 out of 158 initially.
// Phase 1: matrix 93 rows 70 cols
[2023-03-16 17:21:55] [INFO ] Computed 35 place invariants in 2 ms
[2023-03-16 17:21:55] [INFO ] Dead Transitions using invariants and state equation in 127 ms found 0 transitions.
[2023-03-16 17:21:55] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2023-03-16 17:21:55] [INFO ] Invariant cache hit.
[2023-03-16 17:21:56] [INFO ] Implicit Places using invariants in 103 ms returned []
[2023-03-16 17:21:56] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2023-03-16 17:21:56] [INFO ] Invariant cache hit.
[2023-03-16 17:21:56] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:21:56] [INFO ] Implicit Places using invariants and state equation in 254 ms returned []
Implicit Place search using SMT with State Equation took 364 ms to find 0 implicit places.
[2023-03-16 17:21:56] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2023-03-16 17:21:56] [INFO ] Invariant cache hit.
[2023-03-16 17:21:56] [INFO ] Dead Transitions using invariants and state equation in 166 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 676 ms. Remains : 70/70 places, 164/164 transitions.
Stuttering acceptance computed with spot in 412 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Running random walk in product with property : PaceMaker-PT-none-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=p1, acceptance={} source=3 dest: 3}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 4}, { cond=(NOT p1), acceptance={} source=3 dest: 5}], [{ cond=(NOT p0), acceptance={0} source=4 dest: 4}], [{ cond=(NOT p0), acceptance={} source=5 dest: 4}, { cond=true, acceptance={} source=5 dest: 5}]], initial=0, aps=[p1:(AND (GEQ s30 687) (GEQ s65 264)), p0:(AND (OR (LT s27 915) (LT s62 36)) (OR (LT s16 34) (LT s21 655) (LT s24 707) (LT s51 917) (LT s56 296) (LT s59 24...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 576 reset in 646 ms.
Stack based approach found an accepted trace after 2465 steps with 13 reset with depth 317 and stack size 314 in 24 ms.
FORMULA PaceMaker-PT-none-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property PaceMaker-PT-none-LTLFireability-00 finished in 2037 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)||(!p0&&G(!p1)))))'
Support contains 5 out of 70 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 62 transition count 160
Applied a total of 12 rules in 15 ms. Remains 62 /70 variables (removed 8) and now considering 160/164 (removed 4) transitions.
[2023-03-16 17:21:57] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
Normalized transition count is 88 out of 154 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:21:57] [INFO ] Computed 31 place invariants in 3 ms
[2023-03-16 17:21:57] [INFO ] Dead Transitions using invariants and state equation in 135 ms found 0 transitions.
[2023-03-16 17:21:57] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:21:57] [INFO ] Invariant cache hit.
[2023-03-16 17:21:57] [INFO ] Implicit Places using invariants in 119 ms returned []
[2023-03-16 17:21:57] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:21:57] [INFO ] Invariant cache hit.
[2023-03-16 17:21:58] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:21:58] [INFO ] Implicit Places using invariants and state equation in 351 ms returned []
Implicit Place search using SMT with State Equation took 472 ms to find 0 implicit places.
[2023-03-16 17:21:58] [INFO ] Redundant transitions in 6 ms returned []
[2023-03-16 17:21:58] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:21:58] [INFO ] Invariant cache hit.
[2023-03-16 17:21:58] [INFO ] Dead Transitions using invariants and state equation in 123 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 62/70 places, 160/164 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 762 ms. Remains : 62/70 places, 160/164 transitions.
Stuttering acceptance computed with spot in 101 ms :[p0, (AND p0 p1)]
Running random walk in product with property : PaceMaker-PT-none-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p0) p1), acceptance={0} source=0 dest: 0}, { cond=p0, acceptance={0, 1} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p0) p1), acceptance={0} source=1 dest: 0}, { cond=(AND p0 p1), acceptance={0, 1} source=1 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={1} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s19 85) (GEQ s50 866)), p1:(AND (GEQ s0 1) (GEQ s24 547) (GEQ s55 404))], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 0 reset in 395 ms.
Product exploration explored 100000 steps with 0 reset in 633 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 p0 (NOT p1)), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p0)), (X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1)))))]
Knowledge based reduction with 4 factoid took 531 ms. Reduced automaton from 2 states, 7 edges and 2 AP (stutter insensitive) to 2 states, 7 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 78 ms :[p0, (AND p0 p1)]
Finished random walk after 3356 steps, including 1 resets, run visited all 5 properties in 21 ms. (steps per millisecond=159 )
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p0)), (X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (F (NOT (AND p0 (NOT p1)))), (F (AND p0 p1)), (F (AND (NOT p0) p1)), (F (AND (NOT p0) (NOT p1))), (F (NOT p0))]
Knowledge based reduction with 4 factoid took 709 ms. Reduced automaton from 2 states, 7 edges and 2 AP (stutter insensitive) to 2 states, 7 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[p0, (AND p0 p1)]
Stuttering acceptance computed with spot in 75 ms :[p0, (AND p0 p1)]
[2023-03-16 17:22:01] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:22:01] [INFO ] Invariant cache hit.
[2023-03-16 17:22:01] [INFO ] [Real]Absence check using 31 positive place invariants in 9 ms returned sat
[2023-03-16 17:22:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:22:01] [INFO ] [Real]Absence check using state equation in 46 ms returned sat
[2023-03-16 17:22:01] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:22:01] [INFO ] [Nat]Absence check using 31 positive place invariants in 12 ms returned sat
[2023-03-16 17:22:01] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:22:04] [INFO ] [Nat]Absence check using state equation in 3028 ms returned unsat
Proved EG p0
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p0)), (X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (F (NOT (AND p0 (NOT p1)))), (F (AND p0 p1)), (F (AND (NOT p0) p1)), (F (AND (NOT p0) (NOT p1))), (F (NOT p0)), (G p0)]
Property proved to be false thanks to negative knowledge :(G p0)
Knowledge based reduction with 4 factoid took 500 ms. Reduced automaton from 2 states, 7 edges and 2 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA PaceMaker-PT-none-LTLFireability-02 FALSE TECHNIQUES KNOWLEDGE
Treatment of property PaceMaker-PT-none-LTLFireability-02 finished in 7276 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) U p1))'
Support contains 9 out of 70 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 62 transition count 160
Applied a total of 12 rules in 13 ms. Remains 62 /70 variables (removed 8) and now considering 160/164 (removed 4) transitions.
[2023-03-16 17:22:04] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:22:04] [INFO ] Invariant cache hit.
[2023-03-16 17:22:05] [INFO ] Dead Transitions using invariants and state equation in 119 ms found 0 transitions.
[2023-03-16 17:22:05] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:22:05] [INFO ] Invariant cache hit.
[2023-03-16 17:22:05] [INFO ] Implicit Places using invariants in 94 ms returned []
[2023-03-16 17:22:05] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:22:05] [INFO ] Invariant cache hit.
[2023-03-16 17:22:05] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:22:05] [INFO ] Implicit Places using invariants and state equation in 225 ms returned []
Implicit Place search using SMT with State Equation took 322 ms to find 0 implicit places.
[2023-03-16 17:22:05] [INFO ] Redundant transitions in 5 ms returned []
[2023-03-16 17:22:05] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:22:05] [INFO ] Invariant cache hit.
[2023-03-16 17:22:05] [INFO ] Dead Transitions using invariants and state equation in 105 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 62/70 places, 160/164 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 573 ms. Remains : 62/70 places, 160/164 transitions.
Stuttering acceptance computed with spot in 76 ms :[(NOT p1), (NOT p0)]
Running random walk in product with property : PaceMaker-PT-none-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 1}]], initial=0, aps=[p1:(AND (GEQ s12 35) (GEQ s17 654) (GEQ s19 727) (GEQ s43 916) (GEQ s48 297) (GEQ s50 224)), p0:(AND (GEQ s4 1) (GEQ s24 614) (GEQ s55 337))], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 0 reset in 296 ms.
Stack based approach found an accepted trace after 135 steps with 1 reset with depth 9 and stack size 9 in 1 ms.
FORMULA PaceMaker-PT-none-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property PaceMaker-PT-none-LTLFireability-04 finished in 965 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 2 out of 70 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 62 transition count 160
Applied a total of 12 rules in 13 ms. Remains 62 /70 variables (removed 8) and now considering 160/164 (removed 4) transitions.
[2023-03-16 17:22:05] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:22:05] [INFO ] Invariant cache hit.
[2023-03-16 17:22:06] [INFO ] Dead Transitions using invariants and state equation in 118 ms found 0 transitions.
[2023-03-16 17:22:06] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:22:06] [INFO ] Invariant cache hit.
[2023-03-16 17:22:06] [INFO ] Implicit Places using invariants in 104 ms returned []
[2023-03-16 17:22:06] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:22:06] [INFO ] Invariant cache hit.
[2023-03-16 17:22:06] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:22:06] [INFO ] Implicit Places using invariants and state equation in 234 ms returned []
Implicit Place search using SMT with State Equation took 340 ms to find 0 implicit places.
[2023-03-16 17:22:06] [INFO ] Redundant transitions in 8 ms returned []
[2023-03-16 17:22:06] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:22:06] [INFO ] Invariant cache hit.
[2023-03-16 17:22:06] [INFO ] Dead Transitions using invariants and state equation in 143 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 62/70 places, 160/164 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 631 ms. Remains : 62/70 places, 160/164 transitions.
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Running random walk in product with property : PaceMaker-PT-none-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s22 909) (GEQ s53 42))], 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 0 reset in 300 ms.
Stack based approach found an accepted trace after 8 steps with 0 reset with depth 9 and stack size 9 in 0 ms.
FORMULA PaceMaker-PT-none-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property PaceMaker-PT-none-LTLFireability-06 finished in 989 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(X((G(F(!p0))||(F(!p0)&&F(G(p1)))))))'
Support contains 7 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Applied a total of 0 rules in 3 ms. Remains 70 /70 variables (removed 0) and now considering 164/164 (removed 0) transitions.
[2023-03-16 17:22:06] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
Normalized transition count is 93 out of 158 initially.
// Phase 1: matrix 93 rows 70 cols
[2023-03-16 17:22:06] [INFO ] Computed 35 place invariants in 1 ms
[2023-03-16 17:22:06] [INFO ] Dead Transitions using invariants and state equation in 111 ms found 0 transitions.
[2023-03-16 17:22:06] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2023-03-16 17:22:06] [INFO ] Invariant cache hit.
[2023-03-16 17:22:07] [INFO ] Implicit Places using invariants in 107 ms returned []
[2023-03-16 17:22:07] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2023-03-16 17:22:07] [INFO ] Invariant cache hit.
[2023-03-16 17:22:07] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:22:07] [INFO ] Implicit Places using invariants and state equation in 222 ms returned []
Implicit Place search using SMT with State Equation took 337 ms to find 0 implicit places.
[2023-03-16 17:22:07] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2023-03-16 17:22:07] [INFO ] Invariant cache hit.
[2023-03-16 17:22:07] [INFO ] Dead Transitions using invariants and state equation in 108 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 562 ms. Remains : 70/70 places, 164/164 transitions.
Stuttering acceptance computed with spot in 242 ms :[p0, p0, p0, p0, (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Running random walk in product with property : PaceMaker-PT-none-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=p0, acceptance={} source=2 dest: 3}, { cond=true, acceptance={} source=2 dest: 4}], [{ cond=p0, acceptance={0} source=3 dest: 3}], [{ cond=true, acceptance={} source=4 dest: 4}, { cond=(AND p0 (NOT p1)), acceptance={} source=4 dest: 5}], [{ cond=(AND p0 p1), acceptance={} source=5 dest: 5}, { cond=(AND p0 (NOT p1)), acceptance={0} source=5 dest: 5}]], initial=0, aps=[p0:(AND (GEQ s16 34) (GEQ s21 654) (GEQ s23 727) (GEQ s51 917) (GEQ s56 297) (GEQ s58 224)), p1:(GEQ s3 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 1 reset in 317 ms.
Product exploration explored 100000 steps with 5 reset in 450 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) (NOT p1)), true]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 2 factoid took 159 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 292 ms :[p0, p0, p0, p0, (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Finished random walk after 3452 steps, including 1 resets, run visited all 3 properties in 25 ms. (steps per millisecond=138 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), true]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (F p0), (F (AND p0 p1)), (F (AND p0 (NOT p1)))]
Knowledge based reduction with 2 factoid took 237 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 231 ms :[p0, p0, p0, p0, (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 232 ms :[p0, p0, p0, p0, (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Support contains 7 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Applied a total of 0 rules in 2 ms. Remains 70 /70 variables (removed 0) and now considering 164/164 (removed 0) transitions.
[2023-03-16 17:22:09] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2023-03-16 17:22:09] [INFO ] Invariant cache hit.
[2023-03-16 17:22:09] [INFO ] Dead Transitions using invariants and state equation in 140 ms found 0 transitions.
[2023-03-16 17:22:09] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2023-03-16 17:22:09] [INFO ] Invariant cache hit.
[2023-03-16 17:22:09] [INFO ] Implicit Places using invariants in 102 ms returned []
[2023-03-16 17:22:09] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2023-03-16 17:22:09] [INFO ] Invariant cache hit.
[2023-03-16 17:22:09] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:22:10] [INFO ] Implicit Places using invariants and state equation in 247 ms returned []
Implicit Place search using SMT with State Equation took 353 ms to find 0 implicit places.
[2023-03-16 17:22:10] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2023-03-16 17:22:10] [INFO ] Invariant cache hit.
[2023-03-16 17:22:10] [INFO ] Dead Transitions using invariants and state equation in 111 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 618 ms. Remains : 70/70 places, 164/164 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) (NOT p1)), true]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 2 factoid took 162 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 234 ms :[p0, p0, p0, p0, (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Finished random walk after 95 steps, including 0 resets, run visited all 3 properties in 2 ms. (steps per millisecond=47 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), true]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (F p0), (F (AND p0 p1)), (F (AND p0 (NOT p1)))]
Knowledge based reduction with 2 factoid took 236 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 228 ms :[p0, p0, p0, p0, (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 226 ms :[p0, p0, p0, p0, (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 229 ms :[p0, p0, p0, p0, (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Product exploration explored 100000 steps with 0 reset in 306 ms.
Product exploration explored 100000 steps with 5 reset in 387 ms.
Applying partial POR strategy [false, false, true, true, true, true]
Stuttering acceptance computed with spot in 226 ms :[p0, p0, p0, p0, (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Support contains 7 out of 70 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 4 places in 0 ms
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 70 transition count 164
Deduced a syphon composed of 4 places in 0 ms
Applied a total of 4 rules in 14 ms. Remains 70 /70 variables (removed 0) and now considering 164/164 (removed 0) transitions.
[2023-03-16 17:22:12] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
Normalized transition count is 92 out of 158 initially.
// Phase 1: matrix 92 rows 70 cols
[2023-03-16 17:22:12] [INFO ] Computed 35 place invariants in 2 ms
[2023-03-16 17:22:13] [INFO ] Dead Transitions using invariants and state equation in 136 ms found 0 transitions.
[2023-03-16 17:22:13] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-16 17:22:13] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2023-03-16 17:22:13] [INFO ] Invariant cache hit.
[2023-03-16 17:22:13] [INFO ] Dead Transitions using invariants and state equation in 124 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 70/70 places, 164/164 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 292 ms. Remains : 70/70 places, 164/164 transitions.
Support contains 7 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Applied a total of 0 rules in 2 ms. Remains 70 /70 variables (removed 0) and now considering 164/164 (removed 0) transitions.
[2023-03-16 17:22:13] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
Normalized transition count is 93 out of 158 initially.
// Phase 1: matrix 93 rows 70 cols
[2023-03-16 17:22:13] [INFO ] Computed 35 place invariants in 1 ms
[2023-03-16 17:22:13] [INFO ] Dead Transitions using invariants and state equation in 130 ms found 0 transitions.
[2023-03-16 17:22:13] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2023-03-16 17:22:13] [INFO ] Invariant cache hit.
[2023-03-16 17:22:13] [INFO ] Implicit Places using invariants in 74 ms returned []
[2023-03-16 17:22:13] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2023-03-16 17:22:13] [INFO ] Invariant cache hit.
[2023-03-16 17:22:13] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:22:13] [INFO ] Implicit Places using invariants and state equation in 236 ms returned []
Implicit Place search using SMT with State Equation took 312 ms to find 0 implicit places.
[2023-03-16 17:22:13] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2023-03-16 17:22:13] [INFO ] Invariant cache hit.
[2023-03-16 17:22:13] [INFO ] Dead Transitions using invariants and state equation in 131 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 576 ms. Remains : 70/70 places, 164/164 transitions.
Treatment of property PaceMaker-PT-none-LTLFireability-07 finished in 6937 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(p1))))'
Support contains 3 out of 70 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 62 transition count 160
Applied a total of 12 rules in 10 ms. Remains 62 /70 variables (removed 8) and now considering 160/164 (removed 4) transitions.
[2023-03-16 17:22:13] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
Normalized transition count is 88 out of 154 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:22:13] [INFO ] Computed 31 place invariants in 3 ms
[2023-03-16 17:22:13] [INFO ] Dead Transitions using invariants and state equation in 105 ms found 0 transitions.
[2023-03-16 17:22:13] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:22:13] [INFO ] Invariant cache hit.
[2023-03-16 17:22:13] [INFO ] Implicit Places using invariants in 75 ms returned []
[2023-03-16 17:22:13] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:22:13] [INFO ] Invariant cache hit.
[2023-03-16 17:22:14] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:22:14] [INFO ] Implicit Places using invariants and state equation in 230 ms returned []
Implicit Place search using SMT with State Equation took 308 ms to find 0 implicit places.
[2023-03-16 17:22:14] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-16 17:22:14] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:22:14] [INFO ] Invariant cache hit.
[2023-03-16 17:22:14] [INFO ] Dead Transitions using invariants and state equation in 115 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 62/70 places, 160/164 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 558 ms. Remains : 62/70 places, 160/164 transitions.
Stuttering acceptance computed with spot in 40 ms :[(AND (NOT p0) (NOT p1))]
Running random walk in product with property : PaceMaker-PT-none-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=(AND p0 p1), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={0} source=0 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={1} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0, 1} source=0 dest: 0}]], initial=0, aps=[p0:(GEQ s3 1), p1:(AND (GEQ s18 157) (GEQ s49 794))], nbAcceptance=2, 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 319 ms.
Stack based approach found an accepted trace after 232 steps with 0 reset with depth 233 and stack size 233 in 2 ms.
FORMULA PaceMaker-PT-none-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property PaceMaker-PT-none-LTLFireability-08 finished in 938 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 U p1))||G(F(p2)))))'
Support contains 9 out of 70 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 62 transition count 160
Applied a total of 12 rules in 11 ms. Remains 62 /70 variables (removed 8) and now considering 160/164 (removed 4) transitions.
[2023-03-16 17:22:14] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:22:14] [INFO ] Invariant cache hit.
[2023-03-16 17:22:14] [INFO ] Dead Transitions using invariants and state equation in 149 ms found 0 transitions.
[2023-03-16 17:22:14] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:22:14] [INFO ] Invariant cache hit.
[2023-03-16 17:22:14] [INFO ] Implicit Places using invariants in 67 ms returned []
[2023-03-16 17:22:14] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:22:14] [INFO ] Invariant cache hit.
[2023-03-16 17:22:15] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:22:15] [INFO ] Implicit Places using invariants and state equation in 213 ms returned []
Implicit Place search using SMT with State Equation took 282 ms to find 0 implicit places.
[2023-03-16 17:22:15] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-16 17:22:15] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:22:15] [INFO ] Invariant cache hit.
[2023-03-16 17:22:15] [INFO ] Dead Transitions using invariants and state equation in 114 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 62/70 places, 160/164 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 579 ms. Remains : 62/70 places, 160/164 transitions.
Stuttering acceptance computed with spot in 128 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : PaceMaker-PT-none-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p2) (NOT p1) p0), acceptance={} source=0 dest: 2}], [{ cond=(OR (AND (NOT p2) p1) (AND (NOT p2) p0)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p2) (NOT p1) p0), acceptance={0} source=1 dest: 2}], [{ cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={0} source=2 dest: 1}, { cond=(AND (NOT p2) (NOT p1) p0), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p2:(OR (LT s15 172) (LT s46 779)), p1:(AND (GEQ s24 929) (GEQ s39 1) (GEQ s55 22)), p0:(AND (GEQ s14 245) (GEQ s18 713) (GEQ s45 706) (GEQ s49 238))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 7 reset in 315 ms.
Product exploration explored 100000 steps with 1 reset in 371 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 p2 (NOT p1) (NOT p0)), (X (NOT (OR (AND (NOT p2) p1) (AND (NOT p2) p0)))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p2) (NOT p1) p0))), (X (X (NOT (OR (AND (NOT p2) p1) (AND (NOT p2) p0))))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p2) (NOT p1) p0))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 392 ms. Reduced automaton from 3 states, 8 edges and 3 AP (stutter insensitive) to 3 states, 8 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 120 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 120 ms. (steps per millisecond=83 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-16 17:22:16] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:22:16] [INFO ] Invariant cache hit.
[2023-03-16 17:22:16] [INFO ] [Real]Absence check using 31 positive place invariants in 14 ms returned sat
[2023-03-16 17:22:17] [INFO ] After 150ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 17:22:17] [INFO ] [Nat]Absence check using 31 positive place invariants in 7 ms returned sat
[2023-03-16 17:22:32] [INFO ] After 14984ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:22:32] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:22:41] [INFO ] After 9033ms SMT Verify possible using 131 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 17:22:41] [INFO ] After 24085ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 389 ms.
Support contains 9 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 5 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2023-03-16 17:22:41] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:22:41] [INFO ] Invariant cache hit.
[2023-03-16 17:22:41] [INFO ] Dead Transitions using invariants and state equation in 138 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 145 ms. Remains : 62/62 places, 160/160 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 118 ms. (steps per millisecond=84 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 329707 steps, run timeout after 3001 ms. (steps per millisecond=109 ) properties seen :{}
Probabilistic random walk after 329707 steps, saw 244395 distinct states, run finished after 3003 ms. (steps per millisecond=109 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 17:22:44] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:22:44] [INFO ] Invariant cache hit.
[2023-03-16 17:22:44] [INFO ] [Real]Absence check using 31 positive place invariants in 7 ms returned sat
[2023-03-16 17:22:45] [INFO ] After 251ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 17:22:45] [INFO ] [Nat]Absence check using 31 positive place invariants in 10 ms returned sat
[2023-03-16 17:23:00] [INFO ] After 14954ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:23:00] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:23:09] [INFO ] After 9028ms SMT Verify possible using 131 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 17:23:09] [INFO ] After 24034ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 225 ms.
Support contains 9 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 12 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 62/62 places, 160/160 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 10 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2023-03-16 17:23:09] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:23:09] [INFO ] Invariant cache hit.
[2023-03-16 17:23:09] [INFO ] Implicit Places using invariants in 107 ms returned []
[2023-03-16 17:23:09] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:23:09] [INFO ] Invariant cache hit.
[2023-03-16 17:23:09] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:23:09] [INFO ] Implicit Places using invariants and state equation in 193 ms returned []
Implicit Place search using SMT with State Equation took 302 ms to find 0 implicit places.
[2023-03-16 17:23:09] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-16 17:23:09] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:23:09] [INFO ] Invariant cache hit.
[2023-03-16 17:23:09] [INFO ] Dead Transitions using invariants and state equation in 101 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 420 ms. Remains : 62/62 places, 160/160 transitions.
Graph (complete) has 218 edges and 62 vertex of which 34 are kept as prefixes of interest. Removing 28 places using SCC suffix rule.1 ms
Discarding 28 places :
Also discarding 65 output transitions
Drop transitions removed 65 transitions
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 34 transition count 91
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 17 place count 26 transition count 87
Graph (complete) has 126 edges and 26 vertex of which 22 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.1 ms
Discarding 4 places :
Also discarding 4 output transitions
Drop transitions removed 4 transitions
Iterating post reduction 1 with 1 rules applied. Total rules applied 18 place count 22 transition count 83
Applied a total of 18 rules in 8 ms. Remains 22 /62 variables (removed 40) and now considering 83/160 (removed 77) transitions.
Running SMT prover for 2 properties.
[2023-03-16 17:23:09] [INFO ] Flow matrix only has 81 transitions (discarded 2 similar events)
Normalized transition count is 46 out of 81 initially.
// Phase 1: matrix 46 rows 22 cols
[2023-03-16 17:23:09] [INFO ] Computed 11 place invariants in 1 ms
[2023-03-16 17:23:09] [INFO ] [Real]Absence check using 11 positive place invariants in 3 ms returned sat
[2023-03-16 17:23:09] [INFO ] After 83ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 17:23:09] [INFO ] [Nat]Absence check using 11 positive place invariants in 3 ms returned sat
[2023-03-16 17:23:10] [INFO ] After 353ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 17:23:10] [INFO ] State equation strengthened by 73 read => feed constraints.
[2023-03-16 17:23:14] [INFO ] After 3854ms SMT Verify possible using 73 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 17:23:14] [INFO ] Deduced a trap composed of 1 places in 22 ms of which 5 ms to minimize.
[2023-03-16 17:23:14] [INFO ] Deduced a trap composed of 1 places in 17 ms of which 1 ms to minimize.
[2023-03-16 17:23:14] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 74 ms
[2023-03-16 17:23:14] [INFO ] After 4190ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 2430 ms.
[2023-03-16 17:23:16] [INFO ] After 7005ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Knowledge obtained : [(AND p2 (NOT p1) (NOT p0)), (X (NOT (OR (AND (NOT p2) p1) (AND (NOT p2) p0)))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p2) (NOT p1) p0))), (X (X (NOT (OR (AND (NOT p2) p1) (AND (NOT p2) p0))))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p2) (NOT p1) p0))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1) (NOT p2)))]
Knowledge based reduction with 7 factoid took 328 ms. Reduced automaton from 3 states, 8 edges and 3 AP (stutter insensitive) to 3 states, 8 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 132 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 125 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Support contains 9 out of 62 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 5 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2023-03-16 17:23:17] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
Normalized transition count is 88 out of 154 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:23:17] [INFO ] Computed 31 place invariants in 1 ms
[2023-03-16 17:23:17] [INFO ] Dead Transitions using invariants and state equation in 207 ms found 0 transitions.
[2023-03-16 17:23:17] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:23:17] [INFO ] Invariant cache hit.
[2023-03-16 17:23:17] [INFO ] Implicit Places using invariants in 79 ms returned []
[2023-03-16 17:23:17] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:23:17] [INFO ] Invariant cache hit.
[2023-03-16 17:23:17] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:23:18] [INFO ] Implicit Places using invariants and state equation in 216 ms returned []
Implicit Place search using SMT with State Equation took 296 ms to find 0 implicit places.
[2023-03-16 17:23:18] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-16 17:23:18] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:23:18] [INFO ] Invariant cache hit.
[2023-03-16 17:23:18] [INFO ] Dead Transitions using invariants and state equation in 104 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 630 ms. Remains : 62/62 places, 160/160 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) (NOT p1) p2), (X (NOT (OR (AND p0 (NOT p2)) (AND p1 (NOT p2))))), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (OR (AND p0 (NOT p2)) (AND p1 (NOT p2)))))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 291 ms. Reduced automaton from 3 states, 8 edges and 3 AP (stutter insensitive) to 3 states, 8 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 125 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 108 ms. (steps per millisecond=92 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-16 17:23:18] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:23:18] [INFO ] Invariant cache hit.
[2023-03-16 17:23:18] [INFO ] [Real]Absence check using 31 positive place invariants in 9 ms returned sat
[2023-03-16 17:23:18] [INFO ] After 142ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 17:23:18] [INFO ] [Nat]Absence check using 31 positive place invariants in 8 ms returned sat
[2023-03-16 17:23:33] [INFO ] After 15053ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:23:33] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:23:43] [INFO ] After 9029ms SMT Verify possible using 131 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 17:23:43] [INFO ] After 24132ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 305 ms.
Support contains 9 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 4 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2023-03-16 17:23:43] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:23:43] [INFO ] Invariant cache hit.
[2023-03-16 17:23:43] [INFO ] Dead Transitions using invariants and state equation in 122 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 127 ms. Remains : 62/62 places, 160/160 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 93 ms. (steps per millisecond=107 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 335205 steps, run timeout after 3001 ms. (steps per millisecond=111 ) properties seen :{}
Probabilistic random walk after 335205 steps, saw 248165 distinct states, run finished after 3001 ms. (steps per millisecond=111 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-16 17:23:46] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:23:46] [INFO ] Invariant cache hit.
[2023-03-16 17:23:46] [INFO ] [Real]Absence check using 31 positive place invariants in 9 ms returned sat
[2023-03-16 17:23:46] [INFO ] After 120ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 17:23:46] [INFO ] [Nat]Absence check using 31 positive place invariants in 8 ms returned sat
[2023-03-16 17:24:01] [INFO ] After 14719ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:24:01] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:24:10] [INFO ] After 9026ms SMT Verify possible using 131 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 17:24:10] [INFO ] After 23795ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 371 ms.
Support contains 9 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 4 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 62/62 places, 160/160 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 4 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2023-03-16 17:24:10] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:24:10] [INFO ] Invariant cache hit.
[2023-03-16 17:24:10] [INFO ] Implicit Places using invariants in 106 ms returned []
[2023-03-16 17:24:10] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:24:10] [INFO ] Invariant cache hit.
[2023-03-16 17:24:11] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:24:11] [INFO ] Implicit Places using invariants and state equation in 221 ms returned []
Implicit Place search using SMT with State Equation took 345 ms to find 0 implicit places.
[2023-03-16 17:24:11] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-16 17:24:11] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:24:11] [INFO ] Invariant cache hit.
[2023-03-16 17:24:11] [INFO ] Dead Transitions using invariants and state equation in 119 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 489 ms. Remains : 62/62 places, 160/160 transitions.
Graph (complete) has 218 edges and 62 vertex of which 34 are kept as prefixes of interest. Removing 28 places using SCC suffix rule.0 ms
Discarding 28 places :
Also discarding 65 output transitions
Drop transitions removed 65 transitions
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 34 transition count 91
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 17 place count 26 transition count 87
Graph (complete) has 126 edges and 26 vertex of which 22 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.0 ms
Discarding 4 places :
Also discarding 4 output transitions
Drop transitions removed 4 transitions
Iterating post reduction 1 with 1 rules applied. Total rules applied 18 place count 22 transition count 83
Applied a total of 18 rules in 6 ms. Remains 22 /62 variables (removed 40) and now considering 83/160 (removed 77) transitions.
Running SMT prover for 2 properties.
[2023-03-16 17:24:11] [INFO ] Flow matrix only has 81 transitions (discarded 2 similar events)
Normalized transition count is 46 out of 81 initially.
// Phase 1: matrix 46 rows 22 cols
[2023-03-16 17:24:11] [INFO ] Computed 11 place invariants in 1 ms
[2023-03-16 17:24:11] [INFO ] [Real]Absence check using 11 positive place invariants in 3 ms returned sat
[2023-03-16 17:24:11] [INFO ] After 75ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-16 17:24:11] [INFO ] [Nat]Absence check using 11 positive place invariants in 3 ms returned sat
[2023-03-16 17:24:11] [INFO ] After 367ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-16 17:24:11] [INFO ] State equation strengthened by 73 read => feed constraints.
[2023-03-16 17:24:15] [INFO ] After 3893ms SMT Verify possible using 73 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-16 17:24:15] [INFO ] Deduced a trap composed of 1 places in 19 ms of which 1 ms to minimize.
[2023-03-16 17:24:15] [INFO ] Deduced a trap composed of 1 places in 16 ms of which 1 ms to minimize.
[2023-03-16 17:24:15] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 67 ms
[2023-03-16 17:24:16] [INFO ] After 4210ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 2405 ms.
[2023-03-16 17:24:18] [INFO ] After 7018ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X (NOT (OR (AND p0 (NOT p2)) (AND p1 (NOT p2))))), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (OR (AND p0 (NOT p2)) (AND p1 (NOT p2)))))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1) (NOT p2)))]
Knowledge based reduction with 7 factoid took 420 ms. Reduced automaton from 3 states, 8 edges and 3 AP (stutter insensitive) to 3 states, 8 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 120 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 119 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 119 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 2 reset in 322 ms.
Product exploration explored 100000 steps with 5 reset in 385 ms.
Support contains 9 out of 62 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 4 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2023-03-16 17:24:19] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
Normalized transition count is 88 out of 154 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:24:19] [INFO ] Computed 31 place invariants in 1 ms
[2023-03-16 17:24:20] [INFO ] Dead Transitions using invariants and state equation in 133 ms found 0 transitions.
[2023-03-16 17:24:20] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:24:20] [INFO ] Invariant cache hit.
[2023-03-16 17:24:20] [INFO ] Implicit Places using invariants in 93 ms returned []
[2023-03-16 17:24:20] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:24:20] [INFO ] Invariant cache hit.
[2023-03-16 17:24:20] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:24:20] [INFO ] Implicit Places using invariants and state equation in 214 ms returned []
Implicit Place search using SMT with State Equation took 309 ms to find 0 implicit places.
[2023-03-16 17:24:20] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-16 17:24:20] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:24:20] [INFO ] Invariant cache hit.
[2023-03-16 17:24:20] [INFO ] Dead Transitions using invariants and state equation in 100 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 567 ms. Remains : 62/62 places, 160/160 transitions.
Treatment of property PaceMaker-PT-none-LTLFireability-09 finished in 125846 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 2 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Applied a total of 0 rules in 2 ms. Remains 70 /70 variables (removed 0) and now considering 164/164 (removed 0) transitions.
[2023-03-16 17:24:20] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
Normalized transition count is 93 out of 158 initially.
// Phase 1: matrix 93 rows 70 cols
[2023-03-16 17:24:20] [INFO ] Computed 35 place invariants in 1 ms
[2023-03-16 17:24:20] [INFO ] Dead Transitions using invariants and state equation in 189 ms found 0 transitions.
[2023-03-16 17:24:20] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2023-03-16 17:24:20] [INFO ] Invariant cache hit.
[2023-03-16 17:24:20] [INFO ] Implicit Places using invariants in 98 ms returned []
[2023-03-16 17:24:20] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2023-03-16 17:24:20] [INFO ] Invariant cache hit.
[2023-03-16 17:24:20] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:24:21] [INFO ] Implicit Places using invariants and state equation in 244 ms returned []
Implicit Place search using SMT with State Equation took 346 ms to find 0 implicit places.
[2023-03-16 17:24:21] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2023-03-16 17:24:21] [INFO ] Invariant cache hit.
[2023-03-16 17:24:21] [INFO ] Dead Transitions using invariants and state equation in 134 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 675 ms. Remains : 70/70 places, 164/164 transitions.
Stuttering acceptance computed with spot in 84 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : PaceMaker-PT-none-LTLFireability-12 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 (LT s28 925) (LT s63 26))], 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 46 steps with 0 reset in 0 ms.
FORMULA PaceMaker-PT-none-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PaceMaker-PT-none-LTLFireability-12 finished in 774 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 U (G(!p0)||(!p0&&G(!p1))))))'
Support contains 5 out of 70 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 62 transition count 160
Applied a total of 12 rules in 6 ms. Remains 62 /70 variables (removed 8) and now considering 160/164 (removed 4) transitions.
[2023-03-16 17:24:21] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
Normalized transition count is 88 out of 154 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:24:21] [INFO ] Computed 31 place invariants in 0 ms
[2023-03-16 17:24:21] [INFO ] Dead Transitions using invariants and state equation in 127 ms found 0 transitions.
[2023-03-16 17:24:21] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:24:21] [INFO ] Invariant cache hit.
[2023-03-16 17:24:21] [INFO ] Implicit Places using invariants in 96 ms returned []
[2023-03-16 17:24:21] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:24:21] [INFO ] Invariant cache hit.
[2023-03-16 17:24:21] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:24:21] [INFO ] Implicit Places using invariants and state equation in 201 ms returned []
Implicit Place search using SMT with State Equation took 299 ms to find 0 implicit places.
[2023-03-16 17:24:21] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-16 17:24:21] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:24:21] [INFO ] Invariant cache hit.
[2023-03-16 17:24:21] [INFO ] Dead Transitions using invariants and state equation in 124 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 62/70 places, 160/164 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 564 ms. Remains : 62/70 places, 160/164 transitions.
Stuttering acceptance computed with spot in 75 ms :[p0, (AND p1 p0)]
Running random walk in product with property : PaceMaker-PT-none-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=(AND p1 (NOT p0)), acceptance={0} source=0 dest: 0}, { cond=p0, acceptance={0, 1} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(AND p1 (NOT p0)), acceptance={0} source=1 dest: 0}, { cond=(AND p1 p0), acceptance={0, 1} source=1 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={1} source=1 dest: 1}]], initial=0, aps=[p1:(AND (GEQ s24 929) (GEQ s39 1) (GEQ s55 22)), p0:(AND (GEQ s27 268) (GEQ s58 683))], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 0 reset in 322 ms.
Product exploration explored 100000 steps with 0 reset in 391 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 p1) p0), (X (NOT (AND p1 p0))), (X (NOT (AND p1 (NOT p0)))), (X (X (NOT (AND p1 p0)))), (X (X (NOT (AND p1 (NOT p0)))))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (AND (NOT p1) p0)), (X (NOT (AND (NOT p1) p0))), (X p0), (X (NOT p0)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 5 factoid took 466 ms. Reduced automaton from 2 states, 7 edges and 2 AP (stutter insensitive) to 2 states, 7 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[p0, (AND p0 p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 5) seen :4
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:24:23] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:24:23] [INFO ] Invariant cache hit.
[2023-03-16 17:24:23] [INFO ] [Real]Absence check using 31 positive place invariants in 7 ms returned sat
[2023-03-16 17:24:23] [INFO ] After 106ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:24:23] [INFO ] [Nat]Absence check using 31 positive place invariants in 8 ms returned sat
[2023-03-16 17:24:44] [INFO ] After 21072ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 5 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 4 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2023-03-16 17:24:44] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:24:44] [INFO ] Invariant cache hit.
[2023-03-16 17:24:44] [INFO ] Dead Transitions using invariants and state equation in 130 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 136 ms. Remains : 62/62 places, 160/160 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 981987 steps, run timeout after 3001 ms. (steps per millisecond=327 ) properties seen :{}
Probabilistic random walk after 981987 steps, saw 674286 distinct states, run finished after 3001 ms. (steps per millisecond=327 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-16 17:24:47] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:24:47] [INFO ] Invariant cache hit.
[2023-03-16 17:24:47] [INFO ] [Real]Absence check using 31 positive place invariants in 9 ms returned sat
[2023-03-16 17:24:47] [INFO ] After 99ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:24:47] [INFO ] [Nat]Absence check using 31 positive place invariants in 7 ms returned sat
[2023-03-16 17:25:08] [INFO ] After 20984ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 5 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 3 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 62/62 places, 160/160 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 3 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2023-03-16 17:25:08] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:25:08] [INFO ] Invariant cache hit.
[2023-03-16 17:25:08] [INFO ] Implicit Places using invariants in 97 ms returned []
[2023-03-16 17:25:08] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:25:08] [INFO ] Invariant cache hit.
[2023-03-16 17:25:08] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:25:09] [INFO ] Implicit Places using invariants and state equation in 224 ms returned []
Implicit Place search using SMT with State Equation took 324 ms to find 0 implicit places.
[2023-03-16 17:25:09] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-16 17:25:09] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:25:09] [INFO ] Invariant cache hit.
[2023-03-16 17:25:09] [INFO ] Dead Transitions using invariants and state equation in 128 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 463 ms. Remains : 62/62 places, 160/160 transitions.
Graph (complete) has 218 edges and 62 vertex of which 12 are kept as prefixes of interest. Removing 50 places using SCC suffix rule.0 ms
Discarding 50 places :
Also discarding 132 output transitions
Drop transitions removed 132 transitions
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 7 place count 8 transition count 26
Graph (complete) has 12 edges and 8 vertex of which 6 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions removed 2 transitions
Iterating post reduction 0 with 1 rules applied. Total rules applied 8 place count 6 transition count 24
Applied a total of 8 rules in 3 ms. Remains 6 /62 variables (removed 56) and now considering 24/160 (removed 136) transitions.
Running SMT prover for 1 properties.
Normalized transition count is 7 out of 24 initially.
// Phase 1: matrix 7 rows 6 cols
[2023-03-16 17:25:09] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-16 17:25:09] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-16 17:25:09] [INFO ] After 33ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 17:25:09] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-16 17:25:09] [INFO ] After 189ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 17:25:09] [INFO ] State equation strengthened by 19 read => feed constraints.
[2023-03-16 17:25:18] [INFO ] After 9009ms SMT Verify possible using 19 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-16 17:25:18] [INFO ] After 9222ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND p1 p0))), (X (NOT (AND p1 (NOT p0)))), (X (X (NOT (AND p1 p0)))), (X (X (NOT (AND p1 (NOT p0)))))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (AND (NOT p1) p0)), (X (NOT (AND (NOT p1) p0))), (X p0), (X (NOT p0)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p0)), (X (X (NOT p0))), (F (NOT (AND p0 (NOT p1)))), (F (AND (NOT p0) p1)), (F (AND (NOT p0) (NOT p1))), (F (NOT p0))]
Knowledge based reduction with 5 factoid took 538 ms. Reduced automaton from 2 states, 7 edges and 2 AP (stutter insensitive) to 2 states, 7 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 73 ms :[p0, (AND p0 p1)]
Stuttering acceptance computed with spot in 75 ms :[p0, (AND p0 p1)]
[2023-03-16 17:25:19] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
Normalized transition count is 88 out of 154 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-16 17:25:19] [INFO ] Computed 31 place invariants in 1 ms
[2023-03-16 17:25:19] [INFO ] [Real]Absence check using 31 positive place invariants in 9 ms returned sat
[2023-03-16 17:25:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:25:19] [INFO ] [Real]Absence check using state equation in 52 ms returned sat
[2023-03-16 17:25:19] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:25:19] [INFO ] [Nat]Absence check using 31 positive place invariants in 11 ms returned sat
[2023-03-16 17:25:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:25:22] [INFO ] [Nat]Absence check using state equation in 2572 ms returned unsat
Proved EG p0
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND p1 p0))), (X (NOT (AND p1 (NOT p0)))), (X (X (NOT (AND p1 p0)))), (X (X (NOT (AND p1 (NOT p0)))))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (AND (NOT p1) p0)), (X (NOT (AND (NOT p1) p0))), (X p0), (X (NOT p0)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p0)), (X (X (NOT p0))), (F (NOT (AND p0 (NOT p1)))), (F (AND (NOT p0) p1)), (F (AND (NOT p0) (NOT p1))), (F (NOT p0)), (G p0)]
Property proved to be false thanks to negative knowledge :(G p0)
Knowledge based reduction with 5 factoid took 435 ms. Reduced automaton from 2 states, 7 edges and 2 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA PaceMaker-PT-none-LTLFireability-13 FALSE TECHNIQUES KNOWLEDGE
Treatment of property PaceMaker-PT-none-LTLFireability-13 finished in 61161 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(X((G(F(!p0))||(F(!p0)&&F(G(p1)))))))'
Found a Shortening insensitive property : PaceMaker-PT-none-LTLFireability-07
Stuttering acceptance computed with spot in 220 ms :[p0, p0, p0, p0, (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Support contains 7 out of 70 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 70/70 places, 164/164 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 62 transition count 160
Applied a total of 12 rules in 6 ms. Remains 62 /70 variables (removed 8) and now considering 160/164 (removed 4) transitions.
[2023-03-16 17:25:22] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:25:22] [INFO ] Invariant cache hit.
[2023-03-16 17:25:22] [INFO ] Dead Transitions using invariants and state equation in 127 ms found 0 transitions.
[2023-03-16 17:25:22] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:25:22] [INFO ] Invariant cache hit.
[2023-03-16 17:25:23] [INFO ] Implicit Places using invariants in 90 ms returned []
[2023-03-16 17:25:23] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:25:23] [INFO ] Invariant cache hit.
[2023-03-16 17:25:23] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:25:23] [INFO ] Implicit Places using invariants and state equation in 209 ms returned []
Implicit Place search using SMT with State Equation took 302 ms to find 0 implicit places.
[2023-03-16 17:25:23] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:25:23] [INFO ] Invariant cache hit.
[2023-03-16 17:25:23] [INFO ] Dead Transitions using invariants and state equation in 103 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 62/70 places, 160/164 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 541 ms. Remains : 62/70 places, 160/164 transitions.
Running random walk in product with property : PaceMaker-PT-none-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=p0, acceptance={} source=2 dest: 3}, { cond=true, acceptance={} source=2 dest: 4}], [{ cond=p0, acceptance={0} source=3 dest: 3}], [{ cond=true, acceptance={} source=4 dest: 4}, { cond=(AND p0 (NOT p1)), acceptance={} source=4 dest: 5}], [{ cond=(AND p0 p1), acceptance={} source=5 dest: 5}, { cond=(AND p0 (NOT p1)), acceptance={0} source=5 dest: 5}]], initial=0, aps=[p0:(AND (GEQ s12 34) (GEQ s17 654) (GEQ s19 727) (GEQ s43 917) (GEQ s48 297) (GEQ s50 224)), p1:(GEQ s2 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, cl-invariant], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 310 ms.
Product exploration explored 100000 steps with 0 reset in 348 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) (NOT p1)), true]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 2 factoid took 140 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 227 ms :[p0, p0, p0, p0, (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Finished random walk after 41 steps, including 0 resets, run visited all 3 properties in 1 ms. (steps per millisecond=41 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), true]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (F p0), (F (AND p0 p1)), (F (AND p0 (NOT p1)))]
Knowledge based reduction with 2 factoid took 208 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 225 ms :[p0, p0, p0, p0, (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 223 ms :[p0, p0, p0, p0, (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Support contains 7 out of 62 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 1 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2023-03-16 17:25:25] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:25:25] [INFO ] Invariant cache hit.
[2023-03-16 17:25:25] [INFO ] Dead Transitions using invariants and state equation in 133 ms found 0 transitions.
[2023-03-16 17:25:25] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:25:25] [INFO ] Invariant cache hit.
[2023-03-16 17:25:25] [INFO ] Implicit Places using invariants in 94 ms returned []
[2023-03-16 17:25:25] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:25:25] [INFO ] Invariant cache hit.
[2023-03-16 17:25:25] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:25:25] [INFO ] Implicit Places using invariants and state equation in 250 ms returned []
Implicit Place search using SMT with State Equation took 346 ms to find 0 implicit places.
[2023-03-16 17:25:25] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:25:25] [INFO ] Invariant cache hit.
[2023-03-16 17:25:25] [INFO ] Dead Transitions using invariants and state equation in 125 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 607 ms. Remains : 62/62 places, 160/160 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) (NOT p1)), true]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 2 factoid took 164 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 227 ms :[p0, p0, p0, p0, (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Finished random walk after 126 steps, including 0 resets, run visited all 3 properties in 3 ms. (steps per millisecond=42 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), true]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (F p0), (F (AND p0 p1)), (F (AND p0 (NOT p1)))]
Knowledge based reduction with 2 factoid took 213 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 228 ms :[p0, p0, p0, p0, (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 226 ms :[p0, p0, p0, p0, (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 223 ms :[p0, p0, p0, p0, (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Product exploration explored 100000 steps with 3 reset in 314 ms.
Product exploration explored 100000 steps with 3 reset in 409 ms.
Applying partial POR strategy [false, false, true, true, true, true]
Stuttering acceptance computed with spot in 236 ms :[p0, p0, p0, p0, (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Support contains 7 out of 62 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 5 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2023-03-16 17:25:28] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:25:28] [INFO ] Invariant cache hit.
[2023-03-16 17:25:28] [INFO ] Dead Transitions using invariants and state equation in 130 ms found 0 transitions.
[2023-03-16 17:25:28] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-16 17:25:28] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:25:28] [INFO ] Invariant cache hit.
[2023-03-16 17:25:28] [INFO ] Dead Transitions using invariants and state equation in 99 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 241 ms. Remains : 62/62 places, 160/160 transitions.
Support contains 7 out of 62 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 1 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2023-03-16 17:25:28] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:25:28] [INFO ] Invariant cache hit.
[2023-03-16 17:25:28] [INFO ] Dead Transitions using invariants and state equation in 127 ms found 0 transitions.
[2023-03-16 17:25:28] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:25:28] [INFO ] Invariant cache hit.
[2023-03-16 17:25:28] [INFO ] Implicit Places using invariants in 88 ms returned []
[2023-03-16 17:25:28] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:25:28] [INFO ] Invariant cache hit.
[2023-03-16 17:25:28] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-16 17:25:28] [INFO ] Implicit Places using invariants and state equation in 241 ms returned []
Implicit Place search using SMT with State Equation took 331 ms to find 0 implicit places.
[2023-03-16 17:25:28] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-16 17:25:28] [INFO ] Invariant cache hit.
[2023-03-16 17:25:28] [INFO ] Dead Transitions using invariants and state equation in 100 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 564 ms. Remains : 62/62 places, 160/160 transitions.
Treatment of property PaceMaker-PT-none-LTLFireability-07 finished in 6400 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 U p1))||G(F(p2)))))'
[2023-03-16 17:25:29] [INFO ] Flatten gal took : 17 ms
[2023-03-16 17:25:29] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2023-03-16 17:25:29] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 70 places, 164 transitions and 954 arcs took 3 ms.
Total runtime 239884 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2083/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2083/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : PaceMaker-PT-none-LTLFireability-07
Could not compute solution for formula : PaceMaker-PT-none-LTLFireability-09

BK_STOP 1678987530587

--------------------
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 PaceMaker-PT-none-LTLFireability-07
ltl formula formula --ltl=/tmp/2083/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 70 places, 164 transitions and 954 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 0.050 real 0.010 user 0.010 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2083/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2083/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2083/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2083/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 7 states
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:
ltl formula name PaceMaker-PT-none-LTLFireability-09
ltl formula formula --ltl=/tmp/2083/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 70 places, 164 transitions and 954 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2083/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2083/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2083/ltl_1_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.070 real 0.010 user 0.010 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2083/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 4 states
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="PaceMaker-PT-none"
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 PaceMaker-PT-none, 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 r265-smll-167863539900356"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PaceMaker-PT-none.tgz
mv PaceMaker-PT-none 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 ;