Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r489-tall-167912706700404.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 Szymanski-PT-a02, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r489-tall-167912706700404
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 556K
-rw-r--r-- 1 mcc users 7.4K Feb 26 16:57 CTLCardinality.txt
-rw-r--r-- 1 mcc users 85K Feb 26 16:57 CTLCardinality.xml
-rw-r--r-- 1 mcc users 3.9K Feb 26 16:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 29K Feb 26 16:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 17:18 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 17:18 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 17:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 17:18 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 26 16:58 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 137K Feb 26 16:58 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.7K Feb 26 16:57 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 76K Feb 26 16:57 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 17:18 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 17:18 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 101K 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 Szymanski-PT-a02-LTLFireability-00
FORMULA_NAME Szymanski-PT-a02-LTLFireability-01
FORMULA_NAME Szymanski-PT-a02-LTLFireability-02
FORMULA_NAME Szymanski-PT-a02-LTLFireability-03
FORMULA_NAME Szymanski-PT-a02-LTLFireability-04
FORMULA_NAME Szymanski-PT-a02-LTLFireability-05
FORMULA_NAME Szymanski-PT-a02-LTLFireability-06
FORMULA_NAME Szymanski-PT-a02-LTLFireability-07
FORMULA_NAME Szymanski-PT-a02-LTLFireability-08
FORMULA_NAME Szymanski-PT-a02-LTLFireability-09
FORMULA_NAME Szymanski-PT-a02-LTLFireability-10
FORMULA_NAME Szymanski-PT-a02-LTLFireability-11
FORMULA_NAME Szymanski-PT-a02-LTLFireability-12
FORMULA_NAME Szymanski-PT-a02-LTLFireability-13
FORMULA_NAME Szymanski-PT-a02-LTLFireability-14
FORMULA_NAME Szymanski-PT-a02-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679242770948

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=Szymanski-PT-a02
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-19 16:19:32] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-19 16:19:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-19 16:19:32] [INFO ] Load time of PNML (sax parser for PT used): 56 ms
[2023-03-19 16:19:32] [INFO ] Transformed 61 places.
[2023-03-19 16:19:32] [INFO ] Transformed 224 transitions.
[2023-03-19 16:19:32] [INFO ] Parsed PT model containing 61 places and 224 transitions and 900 arcs in 125 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 7 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 8 transitions.
FORMULA Szymanski-PT-a02-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-a02-LTLFireability-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-a02-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-a02-LTLFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-a02-LTLFireability-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 24 out of 49 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 49/49 places, 216/216 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 47 transition count 216
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 5 place count 44 transition count 204
Iterating global reduction 1 with 3 rules applied. Total rules applied 8 place count 44 transition count 204
Applied a total of 8 rules in 22 ms. Remains 44 /49 variables (removed 5) and now considering 204/216 (removed 12) transitions.
[2023-03-19 16:19:33] [INFO ] Flow matrix only has 76 transitions (discarded 128 similar events)
// Phase 1: matrix 76 rows 44 cols
[2023-03-19 16:19:33] [INFO ] Computed 1 place invariants in 7 ms
[2023-03-19 16:19:33] [INFO ] Implicit Places using invariants in 143 ms returned []
[2023-03-19 16:19:33] [INFO ] Flow matrix only has 76 transitions (discarded 128 similar events)
[2023-03-19 16:19:33] [INFO ] Invariant cache hit.
[2023-03-19 16:19:33] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-19 16:19:33] [INFO ] Implicit Places using invariants and state equation in 75 ms returned []
Implicit Place search using SMT with State Equation took 246 ms to find 0 implicit places.
[2023-03-19 16:19:33] [INFO ] Flow matrix only has 76 transitions (discarded 128 similar events)
[2023-03-19 16:19:33] [INFO ] Invariant cache hit.
[2023-03-19 16:19:33] [INFO ] Dead Transitions using invariants and state equation in 88 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 44/49 places, 204/216 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 357 ms. Remains : 44/49 places, 204/216 transitions.
Support contains 24 out of 44 places after structural reductions.
[2023-03-19 16:19:33] [INFO ] Flatten gal took : 47 ms
[2023-03-19 16:19:33] [INFO ] Flatten gal took : 36 ms
[2023-03-19 16:19:33] [INFO ] Input system was already deterministic with 204 transitions.
Incomplete random walk after 10000 steps, including 26 resets, run finished after 346 ms. (steps per millisecond=28 ) properties (out of 21) seen :13
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 8) seen :1
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 7) seen :3
Incomplete Best-First random walk after 10001 steps, including 10 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
[2023-03-19 16:19:34] [INFO ] Flow matrix only has 76 transitions (discarded 128 similar events)
[2023-03-19 16:19:34] [INFO ] Invariant cache hit.
[2023-03-19 16:19:34] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-19 16:19:34] [INFO ] After 50ms SMT Verify possible using state equation in real domain returned unsat :2 sat :2
[2023-03-19 16:19:34] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-19 16:19:34] [INFO ] After 20ms SMT Verify possible using 9 Read/Feed constraints in real domain returned unsat :2 sat :0 real:2
[2023-03-19 16:19:34] [INFO ] After 179ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0 real:2
[2023-03-19 16:19:34] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-19 16:19:34] [INFO ] After 31ms SMT Verify possible using state equation in natural domain returned unsat :2 sat :2
[2023-03-19 16:19:34] [INFO ] After 10ms SMT Verify possible using 9 Read/Feed constraints in natural domain returned unsat :2 sat :2
[2023-03-19 16:19:34] [INFO ] After 30ms SMT Verify possible using trap constraints in natural domain returned unsat :2 sat :2
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-19 16:19:34] [INFO ] After 108ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :2
Fused 4 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 4 ms.
Support contains 4 out of 44 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 44/44 places, 204/204 transitions.
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 44 transition count 202
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 43 transition count 198
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 43 transition count 198
Drop transitions removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 1 with 16 rules applied. Total rules applied 20 place count 43 transition count 182
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 22 place count 41 transition count 174
Iterating global reduction 1 with 2 rules applied. Total rules applied 24 place count 41 transition count 174
Applied a total of 24 rules in 26 ms. Remains 41 /44 variables (removed 3) and now considering 174/204 (removed 30) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 41/44 places, 174/204 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 2) seen :0
Finished probabilistic random walk after 88 steps, run visited all 2 properties in 5 ms. (steps per millisecond=17 )
Probabilistic random walk after 88 steps, saw 69 distinct states, run finished after 5 ms. (steps per millisecond=17 ) properties seen :2
Successfully simplified 2 atomic propositions for a total of 11 simplifications.
FORMULA Szymanski-PT-a02-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 9 stabilizing places and 36 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||X(F(p1)))))'
Support contains 4 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 42 transition count 196
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 42 transition count 196
Applied a total of 4 rules in 17 ms. Remains 42 /44 variables (removed 2) and now considering 196/204 (removed 8) transitions.
[2023-03-19 16:19:34] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
// Phase 1: matrix 74 rows 42 cols
[2023-03-19 16:19:34] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-19 16:19:34] [INFO ] Implicit Places using invariants in 50 ms returned []
[2023-03-19 16:19:34] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2023-03-19 16:19:34] [INFO ] Invariant cache hit.
[2023-03-19 16:19:35] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-19 16:19:35] [INFO ] Implicit Places using invariants and state equation in 147 ms returned []
Implicit Place search using SMT with State Equation took 200 ms to find 0 implicit places.
[2023-03-19 16:19:35] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2023-03-19 16:19:35] [INFO ] Invariant cache hit.
[2023-03-19 16:19:35] [INFO ] Dead Transitions using invariants and state equation in 127 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 42/44 places, 196/204 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 345 ms. Remains : 42/44 places, 196/204 transitions.
Stuttering acceptance computed with spot in 200 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : Szymanski-PT-a02-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s2 1) (GEQ s29 1)), p1:(AND (GEQ s3 1) (GEQ s8 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null][false, false]]
Stuttering criterion allowed to conclude after 100 steps with 0 reset in 4 ms.
FORMULA Szymanski-PT-a02-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a02-LTLFireability-00 finished in 624 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))||G(p1)||G(p2)))'
Support contains 6 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 42 transition count 196
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 42 transition count 196
Applied a total of 4 rules in 4 ms. Remains 42 /44 variables (removed 2) and now considering 196/204 (removed 8) transitions.
[2023-03-19 16:19:35] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2023-03-19 16:19:35] [INFO ] Invariant cache hit.
[2023-03-19 16:19:35] [INFO ] Implicit Places using invariants in 41 ms returned []
[2023-03-19 16:19:35] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2023-03-19 16:19:35] [INFO ] Invariant cache hit.
[2023-03-19 16:19:35] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-19 16:19:35] [INFO ] Implicit Places using invariants and state equation in 153 ms returned []
Implicit Place search using SMT with State Equation took 195 ms to find 0 implicit places.
[2023-03-19 16:19:35] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2023-03-19 16:19:35] [INFO ] Invariant cache hit.
[2023-03-19 16:19:35] [INFO ] Dead Transitions using invariants and state equation in 121 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 42/44 places, 196/204 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 323 ms. Remains : 42/44 places, 196/204 transitions.
Stuttering acceptance computed with spot in 389 ms :[true, (AND (NOT p1) (NOT p2) (NOT p0)), (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p2), (NOT p1), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : Szymanski-PT-a02-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p1) p2), acceptance={} source=1 dest: 3}, { cond=(AND p1 (NOT p2)), acceptance={} source=1 dest: 4}, { cond=(AND p1 p2), acceptance={} source=1 dest: 5}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p2) p0), acceptance={} source=3 dest: 2}, { cond=(AND p2 p0), acceptance={} source=3 dest: 3}, { cond=(AND p2 (NOT p0)), acceptance={} source=3 dest: 6}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=4 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={} source=4 dest: 2}, { cond=(AND p1 p0), acceptance={} source=4 dest: 4}, { cond=(AND p1 (NOT p0)), acceptance={} source=4 dest: 7}], [{ cond=(AND (NOT p1) (NOT p2) (NOT p0)), acceptance={} source=5 dest: 0}, { cond=(AND (NOT p1) (NOT p2) p0), acceptance={} source=5 dest: 2}, { cond=(AND (NOT p1) p2 p0), acceptance={} source=5 dest: 3}, { cond=(AND p1 (NOT p2) p0), acceptance={} source=5 dest: 4}, { cond=(AND p1 p2 p0), acceptance={} source=5 dest: 5}, { cond=(AND (NOT p1) p2 (NOT p0)), acceptance={} source=5 dest: 6}, { cond=(AND p1 (NOT p2) (NOT p0)), acceptance={} source=5 dest: 7}, { cond=(AND p1 p2 (NOT p0)), acceptance={} source=5 dest: 8}], [{ cond=(NOT p2), acceptance={} source=6 dest: 0}, { cond=p2, acceptance={} source=6 dest: 6}], [{ cond=(NOT p1), acceptance={} source=7 dest: 0}, { cond=p1, acceptance={} source=7 dest: 7}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=8 dest: 0}, { cond=(AND (NOT p1) p2), acceptance={} source=8 dest: 6}, { cond=(AND p1 (NOT p2)), acceptance={} source=8 dest: 7}, { cond=(AND p1 p2), acceptance={} source=8 dest: 8}]], initial=1, aps=[p1:(AND (GEQ s1 1) (GEQ s38 1)), p2:(AND (OR (LT s2 1) (LT s41 1)) (OR (LT s3 1) (LT s9 1))), p0:(OR (LT s2 1) (LT s41 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 81 steps with 0 reset in 2 ms.
FORMULA Szymanski-PT-a02-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a02-LTLFireability-03 finished in 734 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((X(X(p0))||F(p1)))))'
Support contains 4 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 43 transition count 200
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 43 transition count 200
Applied a total of 2 rules in 6 ms. Remains 43 /44 variables (removed 1) and now considering 200/204 (removed 4) transitions.
[2023-03-19 16:19:36] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
// Phase 1: matrix 75 rows 43 cols
[2023-03-19 16:19:36] [INFO ] Computed 1 place invariants in 4 ms
[2023-03-19 16:19:36] [INFO ] Implicit Places using invariants in 59 ms returned []
[2023-03-19 16:19:36] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
[2023-03-19 16:19:36] [INFO ] Invariant cache hit.
[2023-03-19 16:19:36] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-19 16:19:36] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 124 ms to find 0 implicit places.
[2023-03-19 16:19:36] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
[2023-03-19 16:19:36] [INFO ] Invariant cache hit.
[2023-03-19 16:19:36] [INFO ] Dead Transitions using invariants and state equation in 70 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 43/44 places, 200/204 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 201 ms. Remains : 43/44 places, 200/204 transitions.
Stuttering acceptance computed with spot in 213 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : Szymanski-PT-a02-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 1}, { cond=(NOT p1), acceptance={} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=3 dest: 4}], [{ cond=(NOT p1), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p1:(AND (GEQ s1 1) (GEQ s8 1)), p0:(AND (GEQ s2 1) (GEQ s36 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Stuttering criterion allowed to conclude after 87 steps with 0 reset in 1 ms.
FORMULA Szymanski-PT-a02-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a02-LTLFireability-04 finished in 433 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(X(G(p0)))))'
Support contains 6 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 42 transition count 196
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 42 transition count 196
Applied a total of 4 rules in 4 ms. Remains 42 /44 variables (removed 2) and now considering 196/204 (removed 8) transitions.
[2023-03-19 16:19:36] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
// Phase 1: matrix 74 rows 42 cols
[2023-03-19 16:19:36] [INFO ] Computed 1 place invariants in 6 ms
[2023-03-19 16:19:36] [INFO ] Implicit Places using invariants in 52 ms returned []
[2023-03-19 16:19:36] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2023-03-19 16:19:36] [INFO ] Invariant cache hit.
[2023-03-19 16:19:36] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-19 16:19:36] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 107 ms to find 0 implicit places.
[2023-03-19 16:19:36] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2023-03-19 16:19:36] [INFO ] Invariant cache hit.
[2023-03-19 16:19:36] [INFO ] Dead Transitions using invariants and state equation in 79 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 42/44 places, 196/204 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 191 ms. Remains : 42/44 places, 196/204 transitions.
Stuttering acceptance computed with spot in 177 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Szymanski-PT-a02-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={} source=4 dest: 2}]], initial=3, aps=[p0:(OR (AND (GEQ s3 1) (GEQ s14 1)) (AND (OR (LT s0 1) (LT s8 1)) (OR (LT s1 1) (LT s24 1))))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2185 steps with 11 reset in 13 ms.
FORMULA Szymanski-PT-a02-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a02-LTLFireability-05 finished in 395 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0||G(F(p0))))))'
Support contains 2 out of 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 42 transition count 196
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 42 transition count 196
Drop transitions removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 0 with 16 rules applied. Total rules applied 20 place count 42 transition count 180
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 22 place count 40 transition count 172
Iterating global reduction 0 with 2 rules applied. Total rules applied 24 place count 40 transition count 172
Applied a total of 24 rules in 19 ms. Remains 40 /44 variables (removed 4) and now considering 172/204 (removed 32) transitions.
[2023-03-19 16:19:37] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
// Phase 1: matrix 68 rows 40 cols
[2023-03-19 16:19:37] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-19 16:19:37] [INFO ] Implicit Places using invariants in 36 ms returned []
[2023-03-19 16:19:37] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
[2023-03-19 16:19:37] [INFO ] Invariant cache hit.
[2023-03-19 16:19:37] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-19 16:19:37] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 95 ms to find 0 implicit places.
[2023-03-19 16:19:37] [INFO ] Redundant transitions in 5 ms returned []
[2023-03-19 16:19:37] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
[2023-03-19 16:19:37] [INFO ] Invariant cache hit.
[2023-03-19 16:19:37] [INFO ] Dead Transitions using invariants and state equation in 77 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 40/44 places, 172/204 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 203 ms. Remains : 40/44 places, 172/204 transitions.
Stuttering acceptance computed with spot in 102 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Szymanski-PT-a02-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s1 1) (GEQ s24 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 687 steps with 6 reset in 2 ms.
FORMULA Szymanski-PT-a02-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a02-LTLFireability-08 finished in 322 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(X((!X(!p0) U !p1))))'
Support contains 2 out of 44 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 42 transition count 196
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 42 transition count 196
Applied a total of 4 rules in 5 ms. Remains 42 /44 variables (removed 2) and now considering 196/204 (removed 8) transitions.
[2023-03-19 16:19:37] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
// Phase 1: matrix 74 rows 42 cols
[2023-03-19 16:19:37] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-19 16:19:37] [INFO ] Implicit Places using invariants in 48 ms returned []
[2023-03-19 16:19:37] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2023-03-19 16:19:37] [INFO ] Invariant cache hit.
[2023-03-19 16:19:37] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-19 16:19:37] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 120 ms to find 0 implicit places.
[2023-03-19 16:19:37] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2023-03-19 16:19:37] [INFO ] Invariant cache hit.
[2023-03-19 16:19:37] [INFO ] Dead Transitions using invariants and state equation in 82 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 42/44 places, 196/204 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 208 ms. Remains : 42/44 places, 196/204 transitions.
Stuttering acceptance computed with spot in 79 ms :[p1, p1]
Running random walk in product with property : Szymanski-PT-a02-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p1, acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(AND (GEQ s3 1) (GEQ s13 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 50000 reset in 195 ms.
Product exploration explored 100000 steps with 50000 reset in 161 ms.
Computed a total of 8 stabilizing places and 32 stable transitions
Computed a total of 8 stabilizing places and 32 stable transitions
Knowledge obtained : [(NOT p1), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT p1))
Knowledge based reduction with 3 factoid took 78 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Szymanski-PT-a02-LTLFireability-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Szymanski-PT-a02-LTLFireability-09 finished in 751 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G(F((p0||G(!p1))))||(!p0&&F((p0||G(!p1)))&&X(F(!p2)))))))'
Support contains 6 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 43 transition count 200
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 43 transition count 200
Applied a total of 2 rules in 7 ms. Remains 43 /44 variables (removed 1) and now considering 200/204 (removed 4) transitions.
[2023-03-19 16:19:38] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
// Phase 1: matrix 75 rows 43 cols
[2023-03-19 16:19:38] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-19 16:19:38] [INFO ] Implicit Places using invariants in 51 ms returned []
[2023-03-19 16:19:38] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
[2023-03-19 16:19:38] [INFO ] Invariant cache hit.
[2023-03-19 16:19:38] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-19 16:19:38] [INFO ] Implicit Places using invariants and state equation in 94 ms returned []
Implicit Place search using SMT with State Equation took 150 ms to find 0 implicit places.
[2023-03-19 16:19:38] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
[2023-03-19 16:19:38] [INFO ] Invariant cache hit.
[2023-03-19 16:19:38] [INFO ] Dead Transitions using invariants and state equation in 83 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 43/44 places, 200/204 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 243 ms. Remains : 43/44 places, 200/204 transitions.
Stuttering acceptance computed with spot in 243 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1 p2), (AND (NOT p0) p1 p2), (AND (NOT p0) p1)]
Running random walk in product with property : Szymanski-PT-a02-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p0) p1), acceptance={} source=0 dest: 2}, { cond=(NOT p0), acceptance={} source=0 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) p1), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1) p2), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p0) p1 p2), acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p0) p1 p2), acceptance={} source=3 dest: 2}, { cond=p2, acceptance={} source=3 dest: 3}], [{ cond=true, acceptance={} source=4 dest: 0}]], initial=4, aps=[p0:(AND (GEQ s2 1) (GEQ s42 1)), p1:(AND (GEQ s5 1) (GEQ s11 1)), p2:(AND (GEQ s3 1) (GEQ s9 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 2090 reset in 232 ms.
Product exploration explored 100000 steps with 2110 reset in 192 ms.
Computed a total of 9 stabilizing places and 36 stable transitions
Computed a total of 9 stabilizing places and 36 stable transitions
Detected a total of 9/43 stabilizing places and 36/200 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 445 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 92 ms :[(AND p1 (NOT p0)), (AND p1 (NOT p0))]
Incomplete random walk after 10000 steps, including 26 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 2) seen :1
Finished Best-First random walk after 1507 steps, including 2 resets, run visited all 1 properties in 3 ms. (steps per millisecond=502 )
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(F (NOT (AND (NOT p1) (NOT p0)))), (F (AND p1 (NOT p0)))]
Knowledge based reduction with 10 factoid took 472 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 83 ms :[(AND p1 (NOT p0)), (AND p1 (NOT p0))]
Stuttering acceptance computed with spot in 80 ms :[(AND p1 (NOT p0)), (AND p1 (NOT p0))]
Support contains 4 out of 43 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 200/200 transitions.
Applied a total of 0 rules in 5 ms. Remains 43 /43 variables (removed 0) and now considering 200/200 (removed 0) transitions.
[2023-03-19 16:19:40] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
[2023-03-19 16:19:40] [INFO ] Invariant cache hit.
[2023-03-19 16:19:40] [INFO ] Implicit Places using invariants in 43 ms returned []
[2023-03-19 16:19:40] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
[2023-03-19 16:19:40] [INFO ] Invariant cache hit.
[2023-03-19 16:19:40] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-19 16:19:40] [INFO ] Implicit Places using invariants and state equation in 62 ms returned []
Implicit Place search using SMT with State Equation took 107 ms to find 0 implicit places.
[2023-03-19 16:19:40] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
[2023-03-19 16:19:40] [INFO ] Invariant cache hit.
[2023-03-19 16:19:40] [INFO ] Dead Transitions using invariants and state equation in 76 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 189 ms. Remains : 43/43 places, 200/200 transitions.
Computed a total of 9 stabilizing places and 36 stable transitions
Computed a total of 9 stabilizing places and 36 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (AND (NOT p1) (NOT p0))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (AND (NOT p1) (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 239 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 89 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Incomplete random walk after 10000 steps, including 33 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 2) seen :1
Finished Best-First random walk after 285 steps, including 1 resets, run visited all 1 properties in 1 ms. (steps per millisecond=285 )
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (AND (NOT p1) (NOT p0))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (AND (NOT p1) (NOT p0))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p1)))), (F (AND (NOT p0) p1))]
Knowledge based reduction with 5 factoid took 269 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 82 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 92 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 94 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Product exploration explored 100000 steps with 1045 reset in 136 ms.
Product exploration explored 100000 steps with 1051 reset in 226 ms.
Applying partial POR strategy [true, false]
Stuttering acceptance computed with spot in 91 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Support contains 4 out of 43 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 43/43 places, 200/200 transitions.
Drop transitions removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 0 with 16 rules applied. Total rules applied 16 place count 43 transition count 184
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 18 place count 41 transition count 176
Iterating global reduction 0 with 2 rules applied. Total rules applied 20 place count 41 transition count 176
Applied a total of 20 rules in 16 ms. Remains 41 /43 variables (removed 2) and now considering 176/200 (removed 24) transitions.
[2023-03-19 16:19:42] [INFO ] Redundant transitions in 4 ms returned []
[2023-03-19 16:19:42] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
// Phase 1: matrix 69 rows 41 cols
[2023-03-19 16:19:42] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-19 16:19:42] [INFO ] Dead Transitions using invariants and state equation in 64 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 41/43 places, 176/200 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 92 ms. Remains : 41/43 places, 176/200 transitions.
Support contains 4 out of 43 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 200/200 transitions.
Applied a total of 0 rules in 0 ms. Remains 43 /43 variables (removed 0) and now considering 200/200 (removed 0) transitions.
[2023-03-19 16:19:42] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
// Phase 1: matrix 75 rows 43 cols
[2023-03-19 16:19:42] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-19 16:19:42] [INFO ] Implicit Places using invariants in 41 ms returned []
[2023-03-19 16:19:42] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
[2023-03-19 16:19:42] [INFO ] Invariant cache hit.
[2023-03-19 16:19:42] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-19 16:19:42] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 101 ms to find 0 implicit places.
[2023-03-19 16:19:42] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
[2023-03-19 16:19:42] [INFO ] Invariant cache hit.
[2023-03-19 16:19:42] [INFO ] Dead Transitions using invariants and state equation in 83 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 187 ms. Remains : 43/43 places, 200/200 transitions.
Treatment of property Szymanski-PT-a02-LTLFireability-10 finished in 4307 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)||X(G(p1))))'
Support contains 4 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 42 transition count 196
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 42 transition count 196
Applied a total of 4 rules in 3 ms. Remains 42 /44 variables (removed 2) and now considering 196/204 (removed 8) transitions.
[2023-03-19 16:19:42] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
// Phase 1: matrix 74 rows 42 cols
[2023-03-19 16:19:42] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-19 16:19:42] [INFO ] Implicit Places using invariants in 39 ms returned []
[2023-03-19 16:19:42] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2023-03-19 16:19:42] [INFO ] Invariant cache hit.
[2023-03-19 16:19:42] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-19 16:19:42] [INFO ] Implicit Places using invariants and state equation in 60 ms returned []
Implicit Place search using SMT with State Equation took 102 ms to find 0 implicit places.
[2023-03-19 16:19:42] [INFO ] Flow matrix only has 74 transitions (discarded 122 similar events)
[2023-03-19 16:19:42] [INFO ] Invariant cache hit.
[2023-03-19 16:19:42] [INFO ] Dead Transitions using invariants and state equation in 77 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 42/44 places, 196/204 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 196 ms. Remains : 42/44 places, 196/204 transitions.
Stuttering acceptance computed with spot in 118 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : Szymanski-PT-a02-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (GEQ s0 1) (GEQ s36 1)), p1:(OR (LT s2 1) (LT s15 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Stuttering criterion allowed to conclude after 62 steps with 0 reset in 0 ms.
FORMULA Szymanski-PT-a02-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a02-LTLFireability-11 finished in 331 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 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 42 transition count 196
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 42 transition count 196
Drop transitions removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 0 with 16 rules applied. Total rules applied 20 place count 42 transition count 180
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 22 place count 40 transition count 172
Iterating global reduction 0 with 2 rules applied. Total rules applied 24 place count 40 transition count 172
Applied a total of 24 rules in 15 ms. Remains 40 /44 variables (removed 4) and now considering 172/204 (removed 32) transitions.
[2023-03-19 16:19:42] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
// Phase 1: matrix 68 rows 40 cols
[2023-03-19 16:19:42] [INFO ] Computed 1 place invariants in 2 ms
[2023-03-19 16:19:42] [INFO ] Implicit Places using invariants in 43 ms returned []
[2023-03-19 16:19:42] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
[2023-03-19 16:19:42] [INFO ] Invariant cache hit.
[2023-03-19 16:19:42] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-19 16:19:42] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 97 ms to find 0 implicit places.
[2023-03-19 16:19:42] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-19 16:19:42] [INFO ] Flow matrix only has 68 transitions (discarded 104 similar events)
[2023-03-19 16:19:42] [INFO ] Invariant cache hit.
[2023-03-19 16:19:42] [INFO ] Dead Transitions using invariants and state equation in 60 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 40/44 places, 172/204 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 179 ms. Remains : 40/44 places, 172/204 transitions.
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Running random walk in product with property : Szymanski-PT-a02-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s3 1) (GEQ s33 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 59 steps with 0 reset in 0 ms.
FORMULA Szymanski-PT-a02-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-a02-LTLFireability-12 finished in 244 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0&&X((F(G(p0))&&p1))))))'
Support contains 4 out of 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 43 transition count 200
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 43 transition count 200
Drop transitions removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 0 with 16 rules applied. Total rules applied 18 place count 43 transition count 184
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 20 place count 41 transition count 176
Iterating global reduction 0 with 2 rules applied. Total rules applied 22 place count 41 transition count 176
Applied a total of 22 rules in 18 ms. Remains 41 /44 variables (removed 3) and now considering 176/204 (removed 28) transitions.
[2023-03-19 16:19:43] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
// Phase 1: matrix 69 rows 41 cols
[2023-03-19 16:19:43] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-19 16:19:43] [INFO ] Implicit Places using invariants in 41 ms returned []
[2023-03-19 16:19:43] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
[2023-03-19 16:19:43] [INFO ] Invariant cache hit.
[2023-03-19 16:19:43] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-19 16:19:43] [INFO ] Implicit Places using invariants and state equation in 59 ms returned []
Implicit Place search using SMT with State Equation took 102 ms to find 0 implicit places.
[2023-03-19 16:19:43] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-19 16:19:43] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
[2023-03-19 16:19:43] [INFO ] Invariant cache hit.
[2023-03-19 16:19:43] [INFO ] Dead Transitions using invariants and state equation in 66 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 41/44 places, 176/204 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 195 ms. Remains : 41/44 places, 176/204 transitions.
Stuttering acceptance computed with spot in 187 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : Szymanski-PT-a02-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=p0, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}, { cond=p0, acceptance={0} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={0} source=2 dest: 2}, { cond=p1, acceptance={} source=2 dest: 3}], [{ cond=p0, acceptance={} source=3 dest: 3}, { cond=(NOT p0), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(OR (LT s3 1) (LT s40 1)), p1:(AND (OR (LT s3 1) (LT s40 1)) (OR (LT s1 1) (LT s38 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null][true, true, true, true]]
Product exploration explored 100000 steps with 438 reset in 194 ms.
Product exploration explored 100000 steps with 426 reset in 231 ms.
Computed a total of 9 stabilizing places and 36 stable transitions
Computed a total of 9 stabilizing places and 36 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (X p0)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 393 ms. Reduced automaton from 4 states, 10 edges and 2 AP (stutter insensitive) to 4 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 167 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0)]
Incomplete random walk after 10001 steps, including 21 resets, run finished after 62 ms. (steps per millisecond=161 ) properties (out of 4) seen :2
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-19 16:19:44] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
[2023-03-19 16:19:44] [INFO ] Invariant cache hit.
[2023-03-19 16:19:44] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-19 16:19:44] [INFO ] After 47ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-19 16:19:44] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-19 16:19:44] [INFO ] After 28ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-19 16:19:44] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-19 16:19:44] [INFO ] After 8ms SMT Verify possible using 9 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-19 16:19:44] [INFO ] After 23ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 9 ms.
[2023-03-19 16:19:44] [INFO ] After 85ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 2 out of 41 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 41/41 places, 176/176 transitions.
Drop transitions removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 41 transition count 172
Applied a total of 4 rules in 5 ms. Remains 41 /41 variables (removed 0) and now considering 172/176 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 41/41 places, 172/176 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 2) 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 2) seen :0
Finished probabilistic random walk after 88 steps, run visited all 2 properties in 7 ms. (steps per millisecond=12 )
Probabilistic random walk after 88 steps, saw 69 distinct states, run finished after 8 ms. (steps per millisecond=11 ) properties seen :2
Knowledge obtained : [(AND p0 p1), (X p0), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (X p0)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0)), (F (AND p0 (NOT p1))), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 9 factoid took 591 ms. Reduced automaton from 4 states, 10 edges and 2 AP (stutter insensitive) to 4 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 185 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 180 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0)]
Support contains 4 out of 41 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 41/41 places, 176/176 transitions.
Applied a total of 0 rules in 8 ms. Remains 41 /41 variables (removed 0) and now considering 176/176 (removed 0) transitions.
[2023-03-19 16:19:45] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
[2023-03-19 16:19:45] [INFO ] Invariant cache hit.
[2023-03-19 16:19:45] [INFO ] Implicit Places using invariants in 43 ms returned []
[2023-03-19 16:19:45] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
[2023-03-19 16:19:45] [INFO ] Invariant cache hit.
[2023-03-19 16:19:45] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-19 16:19:45] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 101 ms to find 0 implicit places.
[2023-03-19 16:19:45] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-19 16:19:45] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
[2023-03-19 16:19:45] [INFO ] Invariant cache hit.
[2023-03-19 16:19:45] [INFO ] Dead Transitions using invariants and state equation in 67 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 183 ms. Remains : 41/41 places, 176/176 transitions.
Computed a total of 9 stabilizing places and 36 stable transitions
Computed a total of 9 stabilizing places and 36 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (X p0)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 450 ms. Reduced automaton from 4 states, 10 edges and 2 AP (stutter insensitive) to 4 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 186 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0)]
Incomplete random walk after 10000 steps, including 23 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 4) seen :2
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-19 16:19:46] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
[2023-03-19 16:19:46] [INFO ] Invariant cache hit.
[2023-03-19 16:19:46] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-19 16:19:46] [INFO ] After 50ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-19 16:19:46] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-19 16:19:46] [INFO ] After 23ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-19 16:19:46] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-19 16:19:46] [INFO ] After 8ms SMT Verify possible using 9 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-19 16:19:46] [INFO ] After 19ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-19 16:19:46] [INFO ] After 89ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 2 out of 41 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 41/41 places, 176/176 transitions.
Drop transitions removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 41 transition count 172
Applied a total of 4 rules in 4 ms. Remains 41 /41 variables (removed 0) and now considering 172/176 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 41/41 places, 172/176 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 2) seen :0
Finished probabilistic random walk after 88 steps, run visited all 2 properties in 4 ms. (steps per millisecond=22 )
Probabilistic random walk after 88 steps, saw 69 distinct states, run finished after 4 ms. (steps per millisecond=22 ) properties seen :2
Knowledge obtained : [(AND p0 p1), (X p0), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (X p0)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0)), (F (AND p0 (NOT p1))), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 9 factoid took 529 ms. Reduced automaton from 4 states, 10 edges and 2 AP (stutter insensitive) to 4 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 181 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 164 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 171 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0)]
Product exploration explored 100000 steps with 430 reset in 123 ms.
Product exploration explored 100000 steps with 437 reset in 123 ms.
Support contains 4 out of 41 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 41/41 places, 176/176 transitions.
Applied a total of 0 rules in 3 ms. Remains 41 /41 variables (removed 0) and now considering 176/176 (removed 0) transitions.
[2023-03-19 16:19:48] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
[2023-03-19 16:19:48] [INFO ] Invariant cache hit.
[2023-03-19 16:19:48] [INFO ] Implicit Places using invariants in 43 ms returned []
[2023-03-19 16:19:48] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
[2023-03-19 16:19:48] [INFO ] Invariant cache hit.
[2023-03-19 16:19:48] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-19 16:19:48] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 103 ms to find 0 implicit places.
[2023-03-19 16:19:48] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 16:19:48] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
[2023-03-19 16:19:48] [INFO ] Invariant cache hit.
[2023-03-19 16:19:48] [INFO ] Dead Transitions using invariants and state equation in 68 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 181 ms. Remains : 41/41 places, 176/176 transitions.
Treatment of property Szymanski-PT-a02-LTLFireability-15 finished in 5371 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G(F((p0||G(!p1))))||(!p0&&F((p0||G(!p1)))&&X(F(!p2)))))))'
Found a Shortening insensitive property : Szymanski-PT-a02-LTLFireability-10
Stuttering acceptance computed with spot in 200 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1 p2), (AND (NOT p0) p1 p2), (AND (NOT p0) p1)]
Support contains 6 out of 44 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 44/44 places, 204/204 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 43 transition count 200
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 43 transition count 200
Applied a total of 2 rules in 7 ms. Remains 43 /44 variables (removed 1) and now considering 200/204 (removed 4) transitions.
[2023-03-19 16:19:48] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
// Phase 1: matrix 75 rows 43 cols
[2023-03-19 16:19:48] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-19 16:19:48] [INFO ] Implicit Places using invariants in 43 ms returned []
[2023-03-19 16:19:48] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
[2023-03-19 16:19:48] [INFO ] Invariant cache hit.
[2023-03-19 16:19:48] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-19 16:19:48] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 102 ms to find 0 implicit places.
[2023-03-19 16:19:48] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
[2023-03-19 16:19:48] [INFO ] Invariant cache hit.
[2023-03-19 16:19:48] [INFO ] Dead Transitions using invariants and state equation in 91 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 43/44 places, 200/204 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 201 ms. Remains : 43/44 places, 200/204 transitions.
Running random walk in product with property : Szymanski-PT-a02-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p0) p1), acceptance={} source=0 dest: 2}, { cond=(NOT p0), acceptance={} source=0 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) p1), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1) p2), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p0) p1 p2), acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p0) p1 p2), acceptance={} source=3 dest: 2}, { cond=p2, acceptance={} source=3 dest: 3}], [{ cond=true, acceptance={} source=4 dest: 0}]], initial=4, aps=[p0:(AND (GEQ s2 1) (GEQ s42 1)), p1:(AND (GEQ s5 1) (GEQ s11 1)), p2:(AND (GEQ s3 1) (GEQ s9 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, cl-invariant], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 2099 reset in 122 ms.
Product exploration explored 100000 steps with 2151 reset in 144 ms.
Computed a total of 9 stabilizing places and 36 stable transitions
Computed a total of 9 stabilizing places and 36 stable transitions
Detected a total of 9/43 stabilizing places and 36/200 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 437 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 84 ms :[(AND p1 (NOT p0)), (AND p1 (NOT p0))]
Incomplete random walk after 10000 steps, including 26 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-19 16:19:49] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
[2023-03-19 16:19:49] [INFO ] Invariant cache hit.
[2023-03-19 16:19:49] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-19 16:19:49] [INFO ] After 25ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-19 16:19:49] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-19 16:19:49] [INFO ] After 21ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-19 16:19:49] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-19 16:19:49] [INFO ] After 11ms SMT Verify possible using 9 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-19 16:19:49] [INFO ] After 20ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 8 ms.
[2023-03-19 16:19:49] [INFO ] After 80ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 43 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 43/43 places, 200/200 transitions.
Drop transitions removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 43 transition count 197
Drop transitions removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 1 with 16 rules applied. Total rules applied 19 place count 43 transition count 181
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 21 place count 41 transition count 173
Iterating global reduction 1 with 2 rules applied. Total rules applied 23 place count 41 transition count 173
Applied a total of 23 rules in 13 ms. Remains 41 /43 variables (removed 2) and now considering 173/200 (removed 27) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 41/43 places, 173/200 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 1) seen :0
Finished probabilistic random walk after 143386 steps, run visited all 1 properties in 198 ms. (steps per millisecond=724 )
Probabilistic random walk after 143386 steps, saw 27319 distinct states, run finished after 198 ms. (steps per millisecond=724 ) properties seen :1
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2)), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(F (NOT (AND (NOT p1) (NOT p0)))), (F (AND p1 (NOT p0)))]
Knowledge based reduction with 10 factoid took 442 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 72 ms :[(AND p1 (NOT p0)), (AND p1 (NOT p0))]
Stuttering acceptance computed with spot in 78 ms :[(AND p1 (NOT p0)), (AND p1 (NOT p0))]
Support contains 4 out of 43 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 200/200 transitions.
Applied a total of 0 rules in 1 ms. Remains 43 /43 variables (removed 0) and now considering 200/200 (removed 0) transitions.
[2023-03-19 16:19:50] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
[2023-03-19 16:19:50] [INFO ] Invariant cache hit.
[2023-03-19 16:19:50] [INFO ] Implicit Places using invariants in 46 ms returned []
[2023-03-19 16:19:50] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
[2023-03-19 16:19:50] [INFO ] Invariant cache hit.
[2023-03-19 16:19:50] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-19 16:19:50] [INFO ] Implicit Places using invariants and state equation in 56 ms returned []
Implicit Place search using SMT with State Equation took 129 ms to find 0 implicit places.
[2023-03-19 16:19:50] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
[2023-03-19 16:19:50] [INFO ] Invariant cache hit.
[2023-03-19 16:19:50] [INFO ] Dead Transitions using invariants and state equation in 80 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 213 ms. Remains : 43/43 places, 200/200 transitions.
Computed a total of 9 stabilizing places and 36 stable transitions
Computed a total of 9 stabilizing places and 36 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (AND (NOT p1) (NOT p0))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (AND (NOT p1) (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 215 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 76 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Incomplete random walk after 10000 steps, including 30 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-19 16:19:51] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
[2023-03-19 16:19:51] [INFO ] Invariant cache hit.
[2023-03-19 16:19:51] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-19 16:19:51] [INFO ] After 32ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-19 16:19:51] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-19 16:19:51] [INFO ] After 19ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-19 16:19:51] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-19 16:19:51] [INFO ] After 6ms SMT Verify possible using 9 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-19 16:19:51] [INFO ] After 14ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2023-03-19 16:19:51] [INFO ] After 71ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 4 out of 43 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 43/43 places, 200/200 transitions.
Drop transitions removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 43 transition count 197
Drop transitions removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 1 with 16 rules applied. Total rules applied 19 place count 43 transition count 181
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 21 place count 41 transition count 173
Iterating global reduction 1 with 2 rules applied. Total rules applied 23 place count 41 transition count 173
Applied a total of 23 rules in 8 ms. Remains 41 /43 variables (removed 2) and now considering 173/200 (removed 27) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 41/43 places, 173/200 transitions.
Incomplete random walk after 10001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 1) seen :0
Finished probabilistic random walk after 143386 steps, run visited all 1 properties in 159 ms. (steps per millisecond=901 )
Probabilistic random walk after 143386 steps, saw 27319 distinct states, run finished after 159 ms. (steps per millisecond=901 ) properties seen :1
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (AND (NOT p1) (NOT p0))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (AND (NOT p1) (NOT p0))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p1)))), (F (AND (NOT p0) p1))]
Knowledge based reduction with 5 factoid took 232 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 75 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 81 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 90 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Product exploration explored 100000 steps with 1081 reset in 126 ms.
Product exploration explored 100000 steps with 1078 reset in 127 ms.
Applying partial POR strategy [true, false]
Stuttering acceptance computed with spot in 86 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Support contains 4 out of 43 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 43/43 places, 200/200 transitions.
Drop transitions removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 0 with 16 rules applied. Total rules applied 16 place count 43 transition count 184
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 18 place count 41 transition count 176
Iterating global reduction 0 with 2 rules applied. Total rules applied 20 place count 41 transition count 176
Applied a total of 20 rules in 11 ms. Remains 41 /43 variables (removed 2) and now considering 176/200 (removed 24) transitions.
[2023-03-19 16:19:52] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-19 16:19:52] [INFO ] Flow matrix only has 69 transitions (discarded 107 similar events)
// Phase 1: matrix 69 rows 41 cols
[2023-03-19 16:19:52] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-19 16:19:52] [INFO ] Dead Transitions using invariants and state equation in 69 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 41/43 places, 176/200 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 88 ms. Remains : 41/43 places, 176/200 transitions.
Support contains 4 out of 43 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 200/200 transitions.
Applied a total of 0 rules in 0 ms. Remains 43 /43 variables (removed 0) and now considering 200/200 (removed 0) transitions.
[2023-03-19 16:19:52] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
// Phase 1: matrix 75 rows 43 cols
[2023-03-19 16:19:52] [INFO ] Computed 1 place invariants in 2 ms
[2023-03-19 16:19:52] [INFO ] Implicit Places using invariants in 43 ms returned []
[2023-03-19 16:19:52] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
[2023-03-19 16:19:52] [INFO ] Invariant cache hit.
[2023-03-19 16:19:52] [INFO ] State equation strengthened by 9 read => feed constraints.
[2023-03-19 16:19:52] [INFO ] Implicit Places using invariants and state equation in 64 ms returned []
Implicit Place search using SMT with State Equation took 109 ms to find 0 implicit places.
[2023-03-19 16:19:52] [INFO ] Flow matrix only has 75 transitions (discarded 125 similar events)
[2023-03-19 16:19:52] [INFO ] Invariant cache hit.
[2023-03-19 16:19:52] [INFO ] Dead Transitions using invariants and state equation in 72 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 182 ms. Remains : 43/43 places, 200/200 transitions.
Treatment of property Szymanski-PT-a02-LTLFireability-10 finished in 4333 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0&&X((F(G(p0))&&p1))))))'
[2023-03-19 16:19:52] [INFO ] Flatten gal took : 10 ms
[2023-03-19 16:19:52] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2023-03-19 16:19:52] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 44 places, 204 transitions and 812 arcs took 2 ms.
Total runtime 20227 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1512/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1512/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : Szymanski-PT-a02-LTLFireability-10
Could not compute solution for formula : Szymanski-PT-a02-LTLFireability-15

BK_STOP 1679242794002

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ perl -pe 's/.*\.//g'
+ 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 Szymanski-PT-a02-LTLFireability-10
ltl formula formula --ltl=/tmp/1512/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 44 places, 204 transitions and 812 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1512/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1512/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1512/ltl_0_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.040 real 0.000 user 0.010 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1512/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:
0: pnml2lts-mc(+0xa23f4) [0x55f91de403f4]
1: pnml2lts-mc(+0xa2496) [0x55f91de40496]
2: /lib/x86_64-linux-gnu/libpthread.so.0(+0x13140) [0x7fb9cec94140]
3: pnml2lts-mc(+0x405be5) [0x55f91e1a3be5]
4: pnml2lts-mc(+0x16b3f9) [0x55f91df093f9]
5: pnml2lts-mc(+0x164ac4) [0x55f91df02ac4]
6: pnml2lts-mc(+0x272e0a) [0x55f91e010e0a]
7: pnml2lts-mc(+0xb61f0) [0x55f91de541f0]
8: /lib/x86_64-linux-gnu/libc.so.6(+0x3b4d7) [0x7fb9ceae74d7]
9: /lib/x86_64-linux-gnu/libc.so.6(+0x3b67a) [0x7fb9ceae767a]
10: pnml2lts-mc(+0xa1581) [0x55f91de3f581]
11: pnml2lts-mc(+0xa1910) [0x55f91de3f910]
12: pnml2lts-mc(+0xa32a2) [0x55f91de412a2]
13: pnml2lts-mc(+0xa50f4) [0x55f91de430f4]
14: pnml2lts-mc(+0xa516b) [0x55f91de4316b]
15: pnml2lts-mc(+0x3f34b3) [0x55f91e1914b3]
16: pnml2lts-mc(+0x7c63d) [0x55f91de1a63d]
17: pnml2lts-mc(+0x67d86) [0x55f91de05d86]
18: pnml2lts-mc(+0x60a8a) [0x55f91ddfea8a]
19: pnml2lts-mc(+0x5eb15) [0x55f91ddfcb15]
20: /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xea) [0x7fb9ceacfd0a]
21: pnml2lts-mc(+0x6075e) [0x55f91ddfe75e]
ltl formula name Szymanski-PT-a02-LTLFireability-15
ltl formula formula --ltl=/tmp/1512/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 44 places, 204 transitions and 812 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.040 real 0.000 user 0.010 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1512/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1512/ltl_1_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1512/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 5 states
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1512/ltl_1_
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="Szymanski-PT-a02"
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 Szymanski-PT-a02, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r489-tall-167912706700404"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Szymanski-PT-a02.tgz
mv Szymanski-PT-a02 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 ;