fond
Model Checking Contest 2023
13th edition, Paris, France, April 26, 2023 (at TOOLympics II)
Execution of r169-tall-167838855300027
Last Updated
May 14, 2023

About the Execution of LTSMin+red for ERK-PT-001000

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
585.155 30549.00 52315.00 557.80 FFT?FTT?FFTTFFFF normal

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.r169-tall-167838855300027.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 ERK-PT-001000, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r169-tall-167838855300027
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 376K
-rw-r--r-- 1 mcc users 7.5K Feb 26 16:42 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K Feb 26 16:42 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.5K Feb 26 16:41 CTLFireability.txt
-rw-r--r-- 1 mcc users 40K Feb 26 16:41 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.0K Feb 25 16:03 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 16:03 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Feb 25 16:03 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:03 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.4K Feb 26 16:43 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 86K Feb 26 16:43 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.1K Feb 26 16:42 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 39K Feb 26 16:42 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:03 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:03 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 6.7K Mar 5 18:22 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 ERK-PT-001000-LTLCardinality-00
FORMULA_NAME ERK-PT-001000-LTLCardinality-01
FORMULA_NAME ERK-PT-001000-LTLCardinality-02
FORMULA_NAME ERK-PT-001000-LTLCardinality-03
FORMULA_NAME ERK-PT-001000-LTLCardinality-04
FORMULA_NAME ERK-PT-001000-LTLCardinality-05
FORMULA_NAME ERK-PT-001000-LTLCardinality-06
FORMULA_NAME ERK-PT-001000-LTLCardinality-07
FORMULA_NAME ERK-PT-001000-LTLCardinality-08
FORMULA_NAME ERK-PT-001000-LTLCardinality-09
FORMULA_NAME ERK-PT-001000-LTLCardinality-10
FORMULA_NAME ERK-PT-001000-LTLCardinality-11
FORMULA_NAME ERK-PT-001000-LTLCardinality-12
FORMULA_NAME ERK-PT-001000-LTLCardinality-13
FORMULA_NAME ERK-PT-001000-LTLCardinality-14
FORMULA_NAME ERK-PT-001000-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1678464395409

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=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ERK-PT-001000
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-10 16:06:37] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-10 16:06:37] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-10 16:06:37] [INFO ] Load time of PNML (sax parser for PT used): 20 ms
[2023-03-10 16:06:37] [INFO ] Transformed 11 places.
[2023-03-10 16:06:37] [INFO ] Transformed 11 transitions.
[2023-03-10 16:06:37] [INFO ] Parsed PT model containing 11 places and 11 transitions and 34 arcs in 84 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA ERK-PT-001000-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ERK-PT-001000-LTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ERK-PT-001000-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 11 out of 11 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 11/11 places, 11/11 transitions.
Applied a total of 0 rules in 10 ms. Remains 11 /11 variables (removed 0) and now considering 11/11 (removed 0) transitions.
// Phase 1: matrix 11 rows 11 cols
[2023-03-10 16:06:37] [INFO ] Computed 5 place invariants in 4 ms
[2023-03-10 16:06:37] [INFO ] Implicit Places using invariants in 118 ms returned []
[2023-03-10 16:06:37] [INFO ] Invariant cache hit.
[2023-03-10 16:06:37] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 188 ms to find 0 implicit places.
[2023-03-10 16:06:37] [INFO ] Invariant cache hit.
[2023-03-10 16:06:37] [INFO ] Dead Transitions using invariants and state equation in 61 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 261 ms. Remains : 11/11 places, 11/11 transitions.
Support contains 11 out of 11 places after structural reductions.
[2023-03-10 16:06:37] [INFO ] Flatten gal took : 15 ms
[2023-03-10 16:06:37] [INFO ] Flatten gal took : 3 ms
[2023-03-10 16:06:37] [INFO ] Input system was already deterministic with 11 transitions.
Incomplete random walk after 10012 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 29) seen :17
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 158 ms. (steps per millisecond=63 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 12) seen :5
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 7) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 45 ms. (steps per millisecond=222 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 6) seen :0
Running SMT prover for 6 properties.
[2023-03-10 16:06:38] [INFO ] Invariant cache hit.
[2023-03-10 16:06:38] [INFO ] After 38ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2023-03-10 16:06:38] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-10 16:06:38] [INFO ] After 16ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2023-03-10 16:06:38] [INFO ] After 33ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :6
Attempting to minimize the solution found.
Minimization took 28 ms.
[2023-03-10 16:06:38] [INFO ] After 103ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :6
Finished Parikh walk after 5542 steps, including 0 resets, run visited all 1 properties in 21 ms. (steps per millisecond=263 )
Parikh walk visited 6 properties in 347 ms.
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((G(p0)||X(F((p1&&X(!p0)))))))'
Support contains 3 out of 11 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 11/11 places, 11/11 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 11/11 (removed 0) transitions.
[2023-03-10 16:06:39] [INFO ] Invariant cache hit.
[2023-03-10 16:06:39] [INFO ] Implicit Places using invariants in 30 ms returned [0, 7, 10]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 32 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 8/11 places, 11/11 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 11/11 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34 ms. Remains : 8/11 places, 11/11 transitions.
Stuttering acceptance computed with spot in 376 ms :[(OR (NOT p1) p0), p0, (AND (NOT p1) (NOT p0)), false, (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ERK-PT-001000-LTLCardinality-00 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}, { cond=p1, acceptance={0} source=0 dest: 1}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 0}, { cond=(AND p0 p1), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 4}], [{ cond=(AND p0 p1), acceptance={} source=3 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 5}], [{ cond=(NOT p0), acceptance={} source=4 dest: 0}, { cond=p0, acceptance={} source=4 dest: 5}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=5 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=5 dest: 1}, { cond=(AND p0 p1), acceptance={} source=5 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={} source=5 dest: 5}]], initial=2, aps=[p1:(OR (LEQ s1 s7) (LEQ 2 s4)), p0:(GT s1 s7)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 4973 reset in 254 ms.
Stack based approach found an accepted trace after 23 steps with 2 reset with depth 13 and stack size 13 in 1 ms.
FORMULA ERK-PT-001000-LTLCardinality-00 FALSE TECHNIQUES STACK_TEST
Treatment of property ERK-PT-001000-LTLCardinality-00 finished in 719 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(p1)))'
Support contains 2 out of 11 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 11/11 places, 11/11 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 11/11 (removed 0) transitions.
[2023-03-10 16:06:39] [INFO ] Invariant cache hit.
[2023-03-10 16:06:39] [INFO ] Implicit Places using invariants in 27 ms returned [0, 7, 10]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 28 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 8/11 places, 11/11 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 11/11 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 29 ms. Remains : 8/11 places, 11/11 transitions.
Stuttering acceptance computed with spot in 118 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : ERK-PT-001000-LTLCardinality-02 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}]], initial=1, aps=[p0:(LEQ 1 s3), p1:(LEQ s3 s6)], 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]]
Product exploration explored 100000 steps with 50000 reset in 94 ms.
Product exploration explored 100000 steps with 50000 reset in 125 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge :(X (NOT (AND (NOT p0) (NOT p1))))
Knowledge based reduction with 2 factoid took 115 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ERK-PT-001000-LTLCardinality-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ERK-PT-001000-LTLCardinality-02 finished in 501 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((p0||X(p0)||(p1 U p2))))))'
Support contains 5 out of 11 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 11/11 places, 11/11 transitions.
Applied a total of 0 rules in 0 ms. Remains 11 /11 variables (removed 0) and now considering 11/11 (removed 0) transitions.
[2023-03-10 16:06:40] [INFO ] Invariant cache hit.
[2023-03-10 16:06:40] [INFO ] Implicit Places using invariants in 25 ms returned [7]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 26 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 10/11 places, 11/11 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 11/11 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 27 ms. Remains : 10/11 places, 11/11 transitions.
Stuttering acceptance computed with spot in 287 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
Running random walk in product with property : ERK-PT-001000-LTLCardinality-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=true, acceptance={} source=2 dest: 2}, { cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=2 dest: 3}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={} source=2 dest: 4}], [{ cond=(NOT p0), acceptance={} source=3 dest: 5}], [{ cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=4 dest: 5}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={} source=4 dest: 6}], [{ cond=true, acceptance={0} source=5 dest: 5}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=6 dest: 5}, { cond=(AND (NOT p2) p1), acceptance={0} source=6 dest: 6}]], initial=0, aps=[p0:(LEQ s3 s1), p2:(LEQ 2 s9), p1:(AND (LEQ s3 s1) (LEQ s7 s0))], 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, null][false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 111 ms.
Product exploration explored 100000 steps with 0 reset in 203 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 p2 p1), true, (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 196 ms. Reduced automaton from 7 states, 11 edges and 3 AP (stutter sensitive) to 7 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 300 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
Incomplete random walk after 10012 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2002 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 52 ms. (steps per millisecond=192 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 536912 steps, run timeout after 3001 ms. (steps per millisecond=178 ) properties seen :{2=1}
Probabilistic random walk after 536912 steps, saw 190722 distinct states, run finished after 3008 ms. (steps per millisecond=178 ) properties seen :1
Running SMT prover for 4 properties.
// Phase 1: matrix 11 rows 10 cols
[2023-03-10 16:06:44] [INFO ] Computed 4 place invariants in 2 ms
[2023-03-10 16:06:44] [INFO ] After 30ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:3
[2023-03-10 16:06:44] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-10 16:06:44] [INFO ] After 9ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :3
[2023-03-10 16:06:44] [INFO ] After 17ms SMT Verify possible using trap constraints in natural domain returned unsat :1 sat :3
Attempting to minimize the solution found.
Minimization took 6 ms.
[2023-03-10 16:06:44] [INFO ] After 50ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :3
Fused 4 Parikh solutions to 3 different solutions.
Finished Parikh walk after 5996 steps, including 0 resets, run visited all 1 properties in 7 ms. (steps per millisecond=856 )
Parikh walk visited 3 properties in 97 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p0 p2 p1), true, (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (G (NOT (AND (NOT p0) p1 (NOT p2))))]
False Knowledge obtained : [(F (AND p1 (NOT p2))), (F (AND (NOT p1) (NOT p2))), (F (AND (NOT p0) (NOT p1) (NOT p2))), (F (NOT p0))]
Knowledge based reduction with 5 factoid took 311 ms. Reduced automaton from 7 states, 11 edges and 3 AP (stutter sensitive) to 5 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 190 ms :[true, (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 177 ms :[true, (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Support contains 3 out of 10 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 10/10 places, 11/11 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 11/11 (removed 0) transitions.
[2023-03-10 16:06:45] [INFO ] Invariant cache hit.
[2023-03-10 16:06:45] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-03-10 16:06:45] [INFO ] Invariant cache hit.
[2023-03-10 16:06:45] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
[2023-03-10 16:06:45] [INFO ] Invariant cache hit.
[2023-03-10 16:06:45] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 82 ms. Remains : 10/10 places, 11/11 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 p0 p2), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (OR p0 p2)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 119 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 5 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 180 ms :[true, (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Incomplete random walk after 10012 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=2503 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 10001 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 28 ms. (steps per millisecond=357 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-10 16:06:46] [INFO ] Invariant cache hit.
[2023-03-10 16:06:46] [INFO ] After 27ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-10 16:06:46] [INFO ] [Nat]Absence check using 4 positive place invariants in 0 ms returned sat
[2023-03-10 16:06:46] [INFO ] After 7ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-10 16:06:46] [INFO ] After 12ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 4 ms.
[2023-03-10 16:06:46] [INFO ] After 39ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Finished Parikh walk after 6061 steps, including 0 resets, run visited all 2 properties in 60 ms. (steps per millisecond=101 )
Parikh walk visited 2 properties in 59 ms.
Knowledge obtained : [(AND p0 p2), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (OR p0 p2)))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR p0 p2))), (F (AND (NOT p0) (NOT p2)))]
Knowledge based reduction with 3 factoid took 218 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 5 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 180 ms :[true, (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 186 ms :[true, (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 192 ms :[true, (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 0 reset in 117 ms.
Product exploration explored 100000 steps with 0 reset in 195 ms.
Support contains 3 out of 10 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10/10 places, 11/11 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 11/11 (removed 0) transitions.
[2023-03-10 16:06:47] [INFO ] Invariant cache hit.
[2023-03-10 16:06:47] [INFO ] Implicit Places using invariants in 34 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 36 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 9/10 places, 11/11 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 11/11 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 39 ms. Remains : 9/10 places, 11/11 transitions.
Treatment of property ERK-PT-001000-LTLCardinality-03 finished in 7170 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)&&F(p1))))'
Support contains 3 out of 11 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 11/11 places, 11/11 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 11 transition count 10
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 9 transition count 10
Applied a total of 3 rules in 11 ms. Remains 9 /11 variables (removed 2) and now considering 10/11 (removed 1) transitions.
// Phase 1: matrix 10 rows 9 cols
[2023-03-10 16:06:47] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-10 16:06:47] [INFO ] Implicit Places using invariants in 26 ms returned [0, 6]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 28 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/11 places, 10/11 transitions.
Graph (trivial) has 4 edges and 7 vertex of which 2 / 7 are part of one of the 1 SCC in 3 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Applied a total of 1 rules in 5 ms. Remains 6 /7 variables (removed 1) and now considering 9/10 (removed 1) transitions.
[2023-03-10 16:06:47] [INFO ] Flow matrix only has 8 transitions (discarded 1 similar events)
// Phase 1: matrix 8 rows 6 cols
[2023-03-10 16:06:47] [INFO ] Computed 2 place invariants in 0 ms
[2023-03-10 16:06:47] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-10 16:06:47] [INFO ] Flow matrix only has 8 transitions (discarded 1 similar events)
[2023-03-10 16:06:47] [INFO ] Invariant cache hit.
[2023-03-10 16:06:47] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 6/11 places, 9/11 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 98 ms. Remains : 6/11 places, 9/11 transitions.
Stuttering acceptance computed with spot in 130 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : ERK-PT-001000-LTLCardinality-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(LEQ s3 s2), p1:(LEQ 2 s4)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 5 steps with 0 reset in 1 ms.
FORMULA ERK-PT-001000-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ERK-PT-001000-LTLCardinality-04 finished in 249 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 2 out of 11 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 11/11 places, 11/11 transitions.
Applied a total of 0 rules in 6 ms. Remains 11 /11 variables (removed 0) and now considering 11/11 (removed 0) transitions.
// Phase 1: matrix 11 rows 11 cols
[2023-03-10 16:06:47] [INFO ] Computed 5 place invariants in 0 ms
[2023-03-10 16:06:47] [INFO ] Implicit Places using invariants in 29 ms returned [0, 7, 10]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 30 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 8/11 places, 11/11 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 11/11 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 37 ms. Remains : 8/11 places, 11/11 transitions.
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ERK-PT-001000-LTLCardinality-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (GT 3 s1) (LEQ 3 s0))], 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 75 ms.
Product exploration explored 100000 steps with 50000 reset in 70 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 64 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ERK-PT-001000-LTLCardinality-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ERK-PT-001000-LTLCardinality-05 finished in 342 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((p0&&X((p0 U (G(p0)||(!p1&&X(p2))))))))'
Support contains 4 out of 11 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 11/11 places, 11/11 transitions.
Applied a total of 0 rules in 0 ms. Remains 11 /11 variables (removed 0) and now considering 11/11 (removed 0) transitions.
[2023-03-10 16:06:48] [INFO ] Invariant cache hit.
[2023-03-10 16:06:48] [INFO ] Implicit Places using invariants in 38 ms returned [0, 10]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 40 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 9/11 places, 11/11 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 11/11 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 42 ms. Remains : 9/11 places, 11/11 transitions.
Stuttering acceptance computed with spot in 234 ms :[true, (NOT p2), (NOT p0), (NOT p0), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : ERK-PT-001000-LTLCardinality-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p2), acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 0}, { cond=p0, acceptance={} source=3 dest: 4}], [{ cond=(AND (NOT p0) p1), acceptance={} source=4 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=4 dest: 1}, { cond=(AND p0 p1), acceptance={} source=4 dest: 4}, { cond=(AND p0 (NOT p1)), acceptance={} source=4 dest: 5}], [{ cond=(AND (NOT p0) p1 (NOT p2)), acceptance={} source=5 dest: 0}, { cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={} source=5 dest: 1}, { cond=(AND p0 p1 (NOT p2)), acceptance={} source=5 dest: 4}, { cond=(AND p0 (NOT p1) (NOT p2)), acceptance={} source=5 dest: 5}]], initial=2, aps=[p2:(GT 3 s0), p0:(GT s6 s1), p1:(OR (LEQ s6 s8) (LEQ s6 s1) (LEQ 2 s6))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 154 ms.
Product exploration explored 100000 steps with 0 reset in 215 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 p2) p0 p1), (X p0), true, (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 395 ms. Reduced automaton from 6 states, 13 edges and 3 AP (stutter sensitive) to 6 states, 12 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 250 ms :[true, (NOT p2), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1))]
Incomplete random walk after 10012 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=1430 ) properties (out of 9) seen :7
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
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
// Phase 1: matrix 11 rows 9 cols
[2023-03-10 16:06:49] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-10 16:06:49] [INFO ] After 23ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0
Fused 2 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND (NOT p2) p0 p1), (X p0), true, (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (G (NOT (AND (NOT p2) (NOT p0) (NOT p1)))), (G (NOT (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : [(F (AND p0 (NOT p1))), (F (NOT (AND p0 p1))), (F (AND (NOT p2) (NOT p0) p1)), (F p2), (F (AND (NOT p0) p1)), (F (AND (NOT p2) p0 (NOT p1))), (F (NOT (AND (NOT p2) p0 p1)))]
Knowledge based reduction with 9 factoid took 545 ms. Reduced automaton from 6 states, 12 edges and 3 AP (stutter sensitive) to 5 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 201 ms :[true, (NOT p0), (AND (NOT p0) (NOT p2)), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 190 ms :[true, (NOT p0), (AND (NOT p0) (NOT p2)), (NOT p0), (NOT p0)]
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 11/11 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 11/11 (removed 0) transitions.
[2023-03-10 16:06:50] [INFO ] Invariant cache hit.
[2023-03-10 16:06:50] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-10 16:06:50] [INFO ] Invariant cache hit.
[2023-03-10 16:06:50] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2023-03-10 16:06:50] [INFO ] Invariant cache hit.
[2023-03-10 16:06:50] [INFO ] Dead Transitions using invariants and state equation in 33 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 83 ms. Remains : 9/9 places, 11/11 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 p0 p1 (NOT p2)), (X (X (AND p0 p1))), (X (X p0)), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 187 ms. Reduced automaton from 5 states, 9 edges and 3 AP (stutter sensitive) to 5 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 179 ms :[true, (NOT p0), (AND (NOT p0) (NOT p2)), (NOT p0), (NOT p0)]
Finished random walk after 1002 steps, including 0 resets, run visited all 6 properties in 1 ms. (steps per millisecond=1002 )
Knowledge obtained : [(AND p0 p1 (NOT p2)), (X (X (AND p0 p1))), (X (X p0)), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : [(F (NOT (AND (NOT p2) p0 p1))), (F (AND (NOT p2) (NOT p0))), (F (AND (NOT p2) p0 (NOT p1))), (F (NOT p0)), (F (AND p0 (NOT p1))), (F (NOT (AND p0 p1)))]
Knowledge based reduction with 4 factoid took 283 ms. Reduced automaton from 5 states, 9 edges and 3 AP (stutter sensitive) to 5 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 191 ms :[true, (NOT p0), (AND (NOT p0) (NOT p2)), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 169 ms :[true, (NOT p0), (AND (NOT p0) (NOT p2)), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 187 ms :[true, (NOT p0), (AND (NOT p0) (NOT p2)), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 125 ms.
Product exploration explored 100000 steps with 0 reset in 168 ms.
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 11/11 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 11/11 (removed 0) transitions.
[2023-03-10 16:06:52] [INFO ] Invariant cache hit.
[2023-03-10 16:06:52] [INFO ] Implicit Places using invariants in 28 ms returned []
[2023-03-10 16:06:52] [INFO ] Invariant cache hit.
[2023-03-10 16:06:52] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 70 ms to find 0 implicit places.
[2023-03-10 16:06:52] [INFO ] Invariant cache hit.
[2023-03-10 16:06:52] [INFO ] Dead Transitions using invariants and state equation in 23 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 96 ms. Remains : 9/9 places, 11/11 transitions.
Treatment of property ERK-PT-001000-LTLCardinality-07 finished in 4165 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) U p1))&&X(X(F((p2&&X(p3)))))))'
Support contains 4 out of 11 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 11/11 places, 11/11 transitions.
Applied a total of 0 rules in 0 ms. Remains 11 /11 variables (removed 0) and now considering 11/11 (removed 0) transitions.
// Phase 1: matrix 11 rows 11 cols
[2023-03-10 16:06:52] [INFO ] Computed 5 place invariants in 0 ms
[2023-03-10 16:06:52] [INFO ] Implicit Places using invariants in 27 ms returned [0, 10]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 28 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 9/11 places, 11/11 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 11/11 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 28 ms. Remains : 9/11 places, 11/11 transitions.
Stuttering acceptance computed with spot in 310 ms :[(OR (NOT p2) (NOT p1) (NOT p3)), (NOT p0), (NOT p1), (NOT p1), (OR (NOT p2) (NOT p3)), (OR (NOT p2) (NOT p3)), (NOT p3)]
Running random walk in product with property : ERK-PT-001000-LTLCardinality-08 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}, { cond=true, acceptance={} source=0 dest: 3}, { cond=true, acceptance={} source=0 dest: 4}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=2 dest: 1}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=3 dest: 1}, { cond=(NOT p1), acceptance={} source=3 dest: 2}, { cond=true, acceptance={} source=3 dest: 3}], [{ cond=true, acceptance={} source=4 dest: 5}], [{ cond=(NOT p2), acceptance={0} source=5 dest: 5}, { cond=p2, acceptance={0} source=5 dest: 6}], [{ cond=(AND (NOT p2) (NOT p3)), acceptance={0} source=6 dest: 5}, { cond=(AND p2 (NOT p3)), acceptance={0} source=6 dest: 6}]], initial=0, aps=[p1:(LEQ 1 s6), p0:(LEQ 3 s8), p2:(LEQ s5 s2), p3:(LEQ 3 s5)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 4 reset in 81 ms.
Product exploration explored 100000 steps with 0 reset in 134 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 p1 (NOT p0) p2 (NOT p3)), (X (NOT p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X p1), (X (X p2)), true, (X (X (NOT p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 462 ms. Reduced automaton from 7 states, 15 edges and 4 AP (stutter sensitive) to 7 states, 13 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 286 ms :[(OR (NOT p1) (NOT p2) (NOT p3)), (NOT p0), (NOT p1), (NOT p1), (OR (NOT p2) (NOT p3)), (OR (NOT p2) (NOT p3)), (NOT p3)]
Incomplete random walk after 10012 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1251 ) properties (out of 6) seen :2
Finished Best-First random walk after 170 steps, including 0 resets, run visited all 4 properties in 2 ms. (steps per millisecond=85 )
Knowledge obtained : [(AND p1 (NOT p0) p2 (NOT p3)), (X (NOT p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X p1), (X (X p2)), true, (X (X (NOT p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p1))]
False Knowledge obtained : [(F (AND (NOT p2) (NOT p3))), (F (NOT p2)), (F (NOT (AND p2 (NOT p3)))), (F p0), (F (NOT p1)), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 9 factoid took 686 ms. Reduced automaton from 7 states, 13 edges and 4 AP (stutter sensitive) to 7 states, 13 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 297 ms :[(OR (NOT p1) (NOT p2) (NOT p3)), (NOT p0), (NOT p1), (NOT p1), (OR (NOT p2) (NOT p3)), (OR (NOT p2) (NOT p3)), (NOT p3)]
Stuttering acceptance computed with spot in 317 ms :[(OR (NOT p1) (NOT p2) (NOT p3)), (NOT p0), (NOT p1), (NOT p1), (OR (NOT p2) (NOT p3)), (OR (NOT p2) (NOT p3)), (NOT p3)]
// Phase 1: matrix 11 rows 9 cols
[2023-03-10 16:06:54] [INFO ] Computed 3 place invariants in 1 ms
Proved EG (NOT p3)
Knowledge obtained : [(AND p1 (NOT p0) p2 (NOT p3)), (X (NOT p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X p1), (X (X p2)), true, (X (X (NOT p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p1))]
False Knowledge obtained : [(F (AND (NOT p2) (NOT p3))), (F (NOT p2)), (F (NOT (AND p2 (NOT p3)))), (F p0), (F (NOT p1)), (F (AND (NOT p0) (NOT p1))), (G (NOT p3))]
Property proved to be false thanks to negative knowledge :(G (NOT p3))
Knowledge based reduction with 9 factoid took 390 ms. Reduced automaton from 7 states, 13 edges and 4 AP (stutter sensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA ERK-PT-001000-LTLCardinality-08 FALSE TECHNIQUES KNOWLEDGE
Treatment of property ERK-PT-001000-LTLCardinality-08 finished in 3100 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 11 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 11/11 places, 11/11 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 11 transition count 10
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 9 transition count 10
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 9 transition count 10
Applied a total of 4 rules in 7 ms. Remains 9 /11 variables (removed 2) and now considering 10/11 (removed 1) transitions.
// Phase 1: matrix 10 rows 9 cols
[2023-03-10 16:06:55] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-10 16:06:55] [INFO ] Implicit Places using invariants in 25 ms returned [0, 6]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 27 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/11 places, 10/11 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 10/10 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 35 ms. Remains : 7/11 places, 10/11 transitions.
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Running random walk in product with property : ERK-PT-001000-LTLCardinality-09 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GT 2 s5) (GT 2 s1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 18 steps with 0 reset in 0 ms.
FORMULA ERK-PT-001000-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ERK-PT-001000-LTLCardinality-09 finished in 87 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)||X((!p1 U p2)))))'
Support contains 6 out of 11 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 11/11 places, 11/11 transitions.
Applied a total of 0 rules in 3 ms. Remains 11 /11 variables (removed 0) and now considering 11/11 (removed 0) transitions.
// Phase 1: matrix 11 rows 11 cols
[2023-03-10 16:06:55] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-10 16:06:55] [INFO ] Implicit Places using invariants in 36 ms returned [0, 7, 10]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 37 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 8/11 places, 11/11 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 11/11 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 42 ms. Remains : 8/11 places, 11/11 transitions.
Stuttering acceptance computed with spot in 242 ms :[true, (NOT p2), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p0)]
Running random walk in product with property : ERK-PT-001000-LTLCardinality-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(AND (NOT p2) p1), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 1}, { cond=p0, acceptance={} source=3 dest: 4}], [{ cond=(AND (NOT p0) (NOT p2) p1), acceptance={} source=4 dest: 0}, { cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=4 dest: 1}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={} source=4 dest: 4}, { cond=(AND p0 (NOT p2) p1), acceptance={} source=4 dest: 5}], [{ cond=(NOT p0), acceptance={} source=5 dest: 0}, { cond=p0, acceptance={} source=5 dest: 5}]], initial=2, aps=[p2:(LEQ s2 s6), p1:(GT s1 s7), p0:(AND (LEQ s1 s7) (LEQ s5 s4))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 33333 reset in 76 ms.
Product exploration explored 100000 steps with 33333 reset in 77 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) p0), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))))]
False Knowledge obtained : [(X (NOT p0)), (X p0)]
Knowledge sufficient to adopt a stutter insensitive property.
Property proved to be true thanks to knowledge :(AND p2 (NOT p1) p0)
Knowledge based reduction with 7 factoid took 287 ms. Reduced automaton from 6 states, 12 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ERK-PT-001000-LTLCardinality-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ERK-PT-001000-LTLCardinality-11 finished in 752 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&&G((F(p0)&&F(G(p1)))))))'
Support contains 2 out of 11 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 11/11 places, 11/11 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 11 transition count 10
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 9 transition count 10
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 9 transition count 10
Applied a total of 4 rules in 6 ms. Remains 9 /11 variables (removed 2) and now considering 10/11 (removed 1) transitions.
// Phase 1: matrix 10 rows 9 cols
[2023-03-10 16:06:56] [INFO ] Computed 4 place invariants in 0 ms
[2023-03-10 16:06:56] [INFO ] Implicit Places using invariants in 30 ms returned [0, 8]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 32 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/11 places, 10/11 transitions.
Graph (trivial) has 4 edges and 7 vertex of which 2 / 7 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Applied a total of 1 rules in 0 ms. Remains 6 /7 variables (removed 1) and now considering 9/10 (removed 1) transitions.
[2023-03-10 16:06:56] [INFO ] Flow matrix only has 8 transitions (discarded 1 similar events)
// Phase 1: matrix 8 rows 6 cols
[2023-03-10 16:06:56] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-10 16:06:56] [INFO ] Implicit Places using invariants in 26 ms returned []
[2023-03-10 16:06:56] [INFO ] Flow matrix only has 8 transitions (discarded 1 similar events)
[2023-03-10 16:06:56] [INFO ] Invariant cache hit.
[2023-03-10 16:06:56] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 6/11 places, 9/11 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 92 ms. Remains : 6/11 places, 9/11 transitions.
Stuttering acceptance computed with spot in 109 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : ERK-PT-001000-LTLCardinality-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(GT 3 s2), p1:(GT 1 s5)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 11 steps with 0 reset in 0 ms.
FORMULA ERK-PT-001000-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ERK-PT-001000-LTLCardinality-12 finished in 215 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((F(G(p1))&&p0))))'
Support contains 5 out of 11 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 11/11 places, 11/11 transitions.
Applied a total of 0 rules in 0 ms. Remains 11 /11 variables (removed 0) and now considering 11/11 (removed 0) transitions.
// Phase 1: matrix 11 rows 11 cols
[2023-03-10 16:06:56] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 16:06:56] [INFO ] Implicit Places using invariants in 26 ms returned [0, 7]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 27 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 9/11 places, 11/11 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 11/11 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 29 ms. Remains : 9/11 places, 11/11 transitions.
Stuttering acceptance computed with spot in 139 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : ERK-PT-001000-LTLCardinality-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=p1, acceptance={} source=3 dest: 3}, { cond=(NOT p1), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(AND (LEQ s1 s3) (OR (GT 2 s8) (LEQ s5 s6))), p1:(GT s5 s6)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ERK-PT-001000-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ERK-PT-001000-LTLCardinality-13 finished in 191 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)&&F((p1&&X(F(p0)))))))'
Support contains 2 out of 11 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 11/11 places, 11/11 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 11/11 (removed 0) transitions.
[2023-03-10 16:06:56] [INFO ] Invariant cache hit.
[2023-03-10 16:06:56] [INFO ] Implicit Places using invariants in 31 ms returned [0, 7, 10]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 32 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 8/11 places, 11/11 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 11/11 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 33 ms. Remains : 8/11 places, 11/11 transitions.
Stuttering acceptance computed with spot in 124 ms :[(OR (NOT p1) (NOT p0)), true, (OR (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : ERK-PT-001000-LTLCardinality-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={0} source=2 dest: 2}, { cond=(AND p0 p1), acceptance={0} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 1}, { cond=p0, acceptance={} source=3 dest: 3}]], initial=0, aps=[p0:(LEQ 3 s6), p1:(LEQ 2 s3)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 38882 steps with 0 reset in 50 ms.
FORMULA ERK-PT-001000-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ERK-PT-001000-LTLCardinality-14 finished in 226 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((X(p0)||F((p1 U (p2||G(p1)))))))'
Support contains 3 out of 11 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 11/11 places, 11/11 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 11/11 (removed 0) transitions.
[2023-03-10 16:06:56] [INFO ] Invariant cache hit.
[2023-03-10 16:06:56] [INFO ] Implicit Places using invariants in 34 ms returned [0, 7, 10]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 36 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 8/11 places, 11/11 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 11/11 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 37 ms. Remains : 8/11 places, 11/11 transitions.
Stuttering acceptance computed with spot in 104 ms :[(AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : ERK-PT-001000-LTLCardinality-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p2), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p2) p1), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p2:(AND (GT s0 s7) (GT s6 s7)), p0:(GT 1 s6), p1:(GT s6 s7)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 2 reset in 112 ms.
Stack based approach found an accepted trace after 31682 steps with 0 reset with depth 31683 and stack size 11717 in 48 ms.
FORMULA ERK-PT-001000-LTLCardinality-15 FALSE TECHNIQUES STACK_TEST
Treatment of property ERK-PT-001000-LTLCardinality-15 finished in 319 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((p0||X(p0)||(p1 U p2))))))'
Found a Lengthening insensitive property : ERK-PT-001000-LTLCardinality-03
Stuttering acceptance computed with spot in 237 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
Support contains 5 out of 11 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 11/11 places, 11/11 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 11/11 (removed 0) transitions.
[2023-03-10 16:06:57] [INFO ] Invariant cache hit.
[2023-03-10 16:06:57] [INFO ] Implicit Places using invariants in 24 ms returned [7]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 27 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 10/11 places, 11/11 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 11/11 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 30 ms. Remains : 10/11 places, 11/11 transitions.
Running random walk in product with property : ERK-PT-001000-LTLCardinality-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=true, acceptance={} source=2 dest: 2}, { cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=2 dest: 3}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={} source=2 dest: 4}], [{ cond=(NOT p0), acceptance={} source=3 dest: 5}], [{ cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=4 dest: 5}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={} source=4 dest: 6}], [{ cond=true, acceptance={0} source=5 dest: 5}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=6 dest: 5}, { cond=(AND (NOT p2) p1), acceptance={0} source=6 dest: 6}]], initial=0, aps=[p0:(LEQ s3 s1), p2:(LEQ 2 s9), p1:(AND (LEQ s3 s1) (LEQ s7 s0))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak, sl-invariant], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 119 ms.
Product exploration explored 100000 steps with 0 reset in 177 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 p2 p1), true, (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 184 ms. Reduced automaton from 7 states, 11 edges and 3 AP (stutter sensitive) to 7 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 267 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p0), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
Incomplete random walk after 10013 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=2503 ) properties (out of 5) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 52 ms. (steps per millisecond=192 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
// Phase 1: matrix 11 rows 10 cols
[2023-03-10 16:06:58] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-10 16:06:58] [INFO ] After 29ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:3
[2023-03-10 16:06:58] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-10 16:06:58] [INFO ] After 8ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :3
[2023-03-10 16:06:58] [INFO ] After 15ms SMT Verify possible using trap constraints in natural domain returned unsat :1 sat :3
Attempting to minimize the solution found.
Minimization took 19 ms.
[2023-03-10 16:06:58] [INFO ] After 59ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :3
Fused 4 Parikh solutions to 3 different solutions.
Finished Parikh walk after 5996 steps, including 0 resets, run visited all 1 properties in 7 ms. (steps per millisecond=856 )
Parikh walk visited 3 properties in 113 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p0 p2 p1), true, (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (G (NOT (AND (NOT p0) p1 (NOT p2))))]
False Knowledge obtained : [(F (AND p1 (NOT p2))), (F (AND (NOT p1) (NOT p2))), (F (AND (NOT p0) (NOT p1) (NOT p2))), (F (NOT p0))]
Knowledge based reduction with 5 factoid took 658 ms. Reduced automaton from 7 states, 11 edges and 3 AP (stutter sensitive) to 5 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 197 ms :[true, (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 172 ms :[true, (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Support contains 3 out of 10 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 10/10 places, 11/11 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 11/11 (removed 0) transitions.
[2023-03-10 16:06:59] [INFO ] Invariant cache hit.
[2023-03-10 16:06:59] [INFO ] Implicit Places using invariants in 29 ms returned []
[2023-03-10 16:06:59] [INFO ] Invariant cache hit.
[2023-03-10 16:06:59] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
[2023-03-10 16:06:59] [INFO ] Invariant cache hit.
[2023-03-10 16:06:59] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 87 ms. Remains : 10/10 places, 11/11 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 p0 p2), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (OR p0 p2)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 137 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 5 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 174 ms :[true, (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Incomplete random walk after 10014 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1251 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 3) 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 3) seen :0
Interrupted probabilistic random walk after 975059 steps, run timeout after 3001 ms. (steps per millisecond=324 ) properties seen :{0=1}
Probabilistic random walk after 975059 steps, saw 336501 distinct states, run finished after 3001 ms. (steps per millisecond=324 ) properties seen :1
Running SMT prover for 2 properties.
[2023-03-10 16:07:03] [INFO ] Invariant cache hit.
[2023-03-10 16:07:03] [INFO ] After 35ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-10 16:07:03] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-10 16:07:03] [INFO ] After 10ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-10 16:07:03] [INFO ] After 15ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 4 ms.
[2023-03-10 16:07:03] [INFO ] After 43ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Finished Parikh walk after 6041 steps, including 0 resets, run visited all 2 properties in 61 ms. (steps per millisecond=99 )
Parikh walk visited 2 properties in 60 ms.
Knowledge obtained : [(AND p0 p2), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (OR p0 p2)))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR p0 p2))), (F (AND (NOT p0) (NOT p2)))]
Knowledge based reduction with 3 factoid took 209 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 5 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 169 ms :[true, (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 194 ms :[true, (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 238 ms :[true, (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 0 reset in 102 ms.
Product exploration explored 100000 steps with 0 reset in 120 ms.
Support contains 3 out of 10 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10/10 places, 11/11 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 11/11 (removed 0) transitions.
[2023-03-10 16:07:04] [INFO ] Invariant cache hit.
[2023-03-10 16:07:04] [INFO ] Implicit Places using invariants in 25 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 25 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 9/10 places, 11/11 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 11/11 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 27 ms. Remains : 9/10 places, 11/11 transitions.
Treatment of property ERK-PT-001000-LTLCardinality-03 finished in 7348 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((p0&&X((p0 U (G(p0)||(!p1&&X(p2))))))))'
[2023-03-10 16:07:04] [INFO ] Flatten gal took : 6 ms
[2023-03-10 16:07:04] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 2 ms.
[2023-03-10 16:07:04] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 11 places, 11 transitions and 34 arcs took 0 ms.
Total runtime 27538 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1751/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1751/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : ERK-PT-001000-LTLCardinality-03
Could not compute solution for formula : ERK-PT-001000-LTLCardinality-07

BK_STOP 1678464425958

--------------------
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 LTLCardinality -timeout 360 -rebuildPNML
mcc2023
ltl formula name ERK-PT-001000-LTLCardinality-03
ltl formula formula --ltl=/tmp/1751/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 11 places, 11 transitions and 34 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1751/ltl_0_
pnml2lts-mc( 0/ 4): Loading Petri net took 0.010 real 0.000 user 0.000 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1751/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1751/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1751/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 5 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
ltl formula name ERK-PT-001000-LTLCardinality-07
ltl formula formula --ltl=/tmp/1751/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: =============================================================================
Warning: program compiled against libxml 210 using older 209
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 11 places, 11 transitions and 34 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 0.000 real 0.000 user 0.000 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1751/ltl_1_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1751/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1751/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1751/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 5 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="ERK-PT-001000"
export BK_EXAMINATION="LTLCardinality"
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 ERK-PT-001000, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r169-tall-167838855300027"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ERK-PT-001000.tgz
mv ERK-PT-001000 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;