fond
Model Checking Contest 2023
13th edition, Paris, France, April 26, 2023 (at TOOLympics II)
Execution of r457-smll-167912648900148
Last Updated
May 14, 2023

About the Execution of LTSMin+red for SmallOperatingSystem-PT-MT8192DC4096

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
313.424 12858.00 18980.00 685.20 FFF?FFFFFTFFFFFF 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.r457-smll-167912648900148.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 SmallOperatingSystem-PT-MT8192DC4096, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r457-smll-167912648900148
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 492K
-rw-r--r-- 1 mcc users 11K Feb 25 12:49 CTLCardinality.txt
-rw-r--r-- 1 mcc users 97K Feb 25 12:49 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K Feb 25 12:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Feb 25 12:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.7K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.4K Feb 25 17:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 17:08 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Feb 25 17:08 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 17:08 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 25 12:49 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 94K Feb 25 12:49 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Feb 25 12:49 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 87K Feb 25 12:49 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 17:08 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K Feb 25 17:08 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 13 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 8.1K 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 SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-00
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-01
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-02
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-03
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-04
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-05
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-06
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-07
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-08
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-09
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-10
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-11
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-12
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-13
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-14
FORMULA_NAME SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679312842272

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=SmallOperatingSystem-PT-MT8192DC4096
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-20 11:47:25] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-20 11:47:25] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-20 11:47:25] [INFO ] Load time of PNML (sax parser for PT used): 32 ms
[2023-03-20 11:47:25] [INFO ] Transformed 9 places.
[2023-03-20 11:47:25] [INFO ] Transformed 8 transitions.
[2023-03-20 11:47:25] [INFO ] Parsed PT model containing 9 places and 8 transitions and 27 arcs in 143 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 12 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 9 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Applied a total of 0 rules in 11 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 9 cols
[2023-03-20 11:47:25] [INFO ] Computed 4 place invariants in 4 ms
[2023-03-20 11:47:25] [INFO ] Implicit Places using invariants in 152 ms returned []
[2023-03-20 11:47:25] [INFO ] Invariant cache hit.
[2023-03-20 11:47:25] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 228 ms to find 0 implicit places.
[2023-03-20 11:47:25] [INFO ] Invariant cache hit.
[2023-03-20 11:47:25] [INFO ] Dead Transitions using invariants and state equation in 41 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 283 ms. Remains : 9/9 places, 8/8 transitions.
Support contains 9 out of 9 places after structural reductions.
[2023-03-20 11:47:25] [INFO ] Flatten gal took : 20 ms
[2023-03-20 11:47:25] [INFO ] Flatten gal took : 5 ms
[2023-03-20 11:47:25] [INFO ] Input system was already deterministic with 8 transitions.
Incomplete random walk after 12293 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=175 ) properties (out of 10) seen :3
Finished Best-First random walk after 109 steps, including 0 resets, run visited all 7 properties in 4 ms. (steps per millisecond=27 )
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 8 transition count 6
Reduce places removed 3 places and 0 transitions.
Graph (trivial) has 3 edges and 5 vertex of which 2 / 5 are part of one of the 1 SCC in 2 ms
Free SCC test removed 1 places
Iterating post reduction 1 with 4 rules applied. Total rules applied 6 place count 4 transition count 6
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 7 place count 4 transition count 5
Applied a total of 7 rules in 12 ms. Remains 4 /9 variables (removed 5) and now considering 5/8 (removed 3) transitions.
// Phase 1: matrix 5 rows 4 cols
[2023-03-20 11:47:26] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-20 11:47:26] [INFO ] Implicit Places using invariants in 29 ms returned [2]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 32 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 3/9 places, 5/8 transitions.
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 3 transition count 4
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 3 transition count 3
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 2 transition count 3
Applied a total of 3 rules in 4 ms. Remains 2 /3 variables (removed 1) and now considering 3/5 (removed 2) transitions.
// Phase 1: matrix 3 rows 2 cols
[2023-03-20 11:47:26] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-20 11:47:26] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-03-20 11:47:26] [INFO ] Invariant cache hit.
[2023-03-20 11:47:26] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 2/9 places, 3/8 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 89 ms. Remains : 2/9 places, 3/8 transitions.
Stuttering acceptance computed with spot in 188 ms :[(NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(LT s1 1)], 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 2 steps with 0 reset in 1 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-00 finished in 352 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(p1))))'
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
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 6 transition count 7
Applied a total of 3 rules in 2 ms. Remains 6 /9 variables (removed 3) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 6 cols
[2023-03-20 11:47:26] [INFO ] Computed 2 place invariants in 0 ms
[2023-03-20 11:47:26] [INFO ] Implicit Places using invariants in 26 ms returned []
[2023-03-20 11:47:26] [INFO ] Invariant cache hit.
[2023-03-20 11:47:26] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-20 11:47:26] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
[2023-03-20 11:47:26] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 11:47:26] [INFO ] Invariant cache hit.
[2023-03-20 11:47:26] [INFO ] Dead Transitions using invariants and state equation in 35 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 6/9 places, 7/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 106 ms. Remains : 6/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 105 ms :[(OR (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=(OR (NOT p0) (NOT p1)), acceptance={0} source=0 dest: 0}, { cond=(AND p0 p1), acceptance={} source=0 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 0}, { cond=p1, acceptance={} source=1 dest: 1}]], initial=0, aps=[p0:(LT s3 1), p1:(GEQ s5 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 8 steps with 0 reset in 1 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-01 finished in 228 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 1 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 8 transition count 6
Reduce places removed 3 places and 0 transitions.
Graph (trivial) has 3 edges and 5 vertex of which 2 / 5 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Iterating post reduction 1 with 4 rules applied. Total rules applied 6 place count 4 transition count 6
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 7 place count 4 transition count 5
Applied a total of 7 rules in 2 ms. Remains 4 /9 variables (removed 5) and now considering 5/8 (removed 3) transitions.
// Phase 1: matrix 5 rows 4 cols
[2023-03-20 11:47:26] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-20 11:47:26] [INFO ] Implicit Places using invariants in 24 ms returned [2]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 26 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 3/9 places, 5/8 transitions.
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 3 transition count 4
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 3 transition count 3
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 2 transition count 3
Applied a total of 3 rules in 1 ms. Remains 2 /3 variables (removed 1) and now considering 3/5 (removed 2) transitions.
// Phase 1: matrix 3 rows 2 cols
[2023-03-20 11:47:26] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-20 11:47:26] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-20 11:47:26] [INFO ] Invariant cache hit.
[2023-03-20 11:47:27] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 2/9 places, 3/8 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 76 ms. Remains : 2/9 places, 3/8 transitions.
Stuttering acceptance computed with spot in 38 ms :[p0]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(LT s1 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 0 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-02 finished in 126 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||G(p1)||X(X(F(p2))))))'
Support contains 6 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 8 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 8 transition count 7
Applied a total of 2 rules in 2 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2023-03-20 11:47:27] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-20 11:47:27] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-20 11:47:27] [INFO ] Invariant cache hit.
[2023-03-20 11:47:27] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
[2023-03-20 11:47:27] [INFO ] Invariant cache hit.
[2023-03-20 11:47:27] [INFO ] Dead Transitions using invariants and state equation in 36 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 7/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 90 ms. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 245 ms :[(NOT p2), (NOT p2), (AND (NOT p2) p0 (NOT p1)), (AND (NOT p2) p0 (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p2), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND p0 p1), acceptance={} source=3 dest: 4}], [{ cond=(NOT p1), acceptance={} source=4 dest: 1}, { cond=p1, acceptance={} source=4 dest: 5}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=5 dest: 1}, { cond=(AND p1 (NOT p2)), acceptance={} source=5 dest: 5}]], initial=2, aps=[p2:(AND (GEQ s5 1) (GEQ s6 1)), p0:(LT s7 1), p1:(AND (GEQ s0 1) (GEQ s1 1) (GEQ s2 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, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 7867 reset in 341 ms.
Product exploration explored 100000 steps with 7879 reset in 211 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 (NOT (AND p0 (NOT p1)))), (X (AND p0 p1)), true, (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 246 ms. Reduced automaton from 6 states, 9 edges and 3 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 210 ms :[(NOT p2), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1))]
Incomplete random walk after 12293 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=2048 ) properties (out of 3) seen :2
Finished Best-First random walk after 23 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=11 )
Knowledge obtained : [(AND (NOT p2) p0 p1), (X (NOT (AND p0 (NOT p1)))), (X (AND p0 p1)), true, (X (X p1))]
False Knowledge obtained : [(F p2), (F (NOT (AND (NOT p2) p1))), (F (AND (NOT p2) (NOT p1)))]
Knowledge based reduction with 5 factoid took 292 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 198 ms :[(NOT p2), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1))]
Stuttering acceptance computed with spot in 191 ms :[(NOT p2), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1))]
Support contains 5 out of 8 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 7/7 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2023-03-20 11:47:29] [INFO ] Invariant cache hit.
[2023-03-20 11:47:29] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-20 11:47:29] [INFO ] Invariant cache hit.
[2023-03-20 11:47:29] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 58 ms to find 0 implicit places.
[2023-03-20 11:47:29] [INFO ] Invariant cache hit.
[2023-03-20 11:47:29] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 95 ms. Remains : 8/8 places, 7/7 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p2) p1), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 90 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 188 ms :[(NOT p2), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1))]
Incomplete random walk after 12293 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=945 ) properties (out of 3) seen :2
Finished Best-First random walk after 31 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=15 )
Knowledge obtained : [(AND (NOT p2) p1), true]
False Knowledge obtained : [(F p2), (F (NOT (AND (NOT p2) p1))), (F (AND (NOT p2) (NOT p1)))]
Knowledge based reduction with 2 factoid took 161 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 189 ms :[(NOT p2), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1))]
Stuttering acceptance computed with spot in 192 ms :[(NOT p2), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1))]
Stuttering acceptance computed with spot in 192 ms :[(NOT p2), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1))]
Product exploration explored 100000 steps with 7827 reset in 151 ms.
Product exploration explored 100000 steps with 7858 reset in 228 ms.
Applying partial POR strategy [true, true, false, false, false]
Stuttering acceptance computed with spot in 288 ms :[(NOT p2), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1))]
Support contains 5 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 7/7 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2023-03-20 11:47:31] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 11:47:31] [INFO ] Invariant cache hit.
[2023-03-20 11:47:31] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 38 ms. Remains : 8/8 places, 7/7 transitions.
Support contains 5 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 7/7 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2023-03-20 11:47:31] [INFO ] Invariant cache hit.
[2023-03-20 11:47:31] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-03-20 11:47:31] [INFO ] Invariant cache hit.
[2023-03-20 11:47:31] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2023-03-20 11:47:31] [INFO ] Invariant cache hit.
[2023-03-20 11:47:31] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 79 ms. Remains : 8/8 places, 7/7 transitions.
Treatment of property SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-03 finished in 4264 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(X(G(p0))))))'
Support contains 1 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Applied a total of 1 rules in 1 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 8 cols
[2023-03-20 11:47:31] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-20 11:47:31] [INFO ] Implicit Places using invariants in 32 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 34 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 36 ms. Remains : 7/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 157 ms :[true, false, (NOT p0), (NOT p0), false]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p0, acceptance={} source=1 dest: 3}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={} source=4 dest: 1}]], initial=4, aps=[p0:(GEQ s6 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, 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 3 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-04 finished in 214 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 1 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 7 transition count 7
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 7 transition count 7
Applied a total of 3 rules in 5 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2023-03-20 11:47:31] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-20 11:47:31] [INFO ] Implicit Places using invariants in 28 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 30 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 6/9 places, 7/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 6 /6 variables (removed 0) and now considering 7/7 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 36 ms. Remains : 6/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 86 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(LT s3 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-05 finished in 135 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(F(p0)))))'
Support contains 5 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 9 cols
[2023-03-20 11:47:31] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-20 11:47:31] [INFO ] Implicit Places using invariants in 24 ms returned [6]
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 : 8/9 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 26 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 146 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=true, acceptance={} source=3 dest: 1}]], initial=2, aps=[p0:(OR (AND (GEQ s0 1) (GEQ s2 1) (GEQ s5 1)) (AND (LT s3 1) (LT s7 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, null][false, false, false, false]]
Product exploration explored 100000 steps with 11980 reset in 138 ms.
Stack based approach found an accepted trace after 44 steps with 5 reset with depth 6 and stack size 6 in 1 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-06 finished in 325 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((!p0||F(p1)||X(F(p2)))))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Applied a total of 0 rules in 2 ms. Remains 8 /9 variables (removed 1) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 8 cols
[2023-03-20 11:47:32] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-20 11:47:32] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-20 11:47:32] [INFO ] Invariant cache hit.
[2023-03-20 11:47:32] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
[2023-03-20 11:47:32] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 11:47:32] [INFO ] Invariant cache hit.
[2023-03-20 11:47:32] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 99 ms. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 80 ms :[(AND p0 (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LT s3 1), p1:(GEQ s2 1), p2:(OR (LT s3 1) (LT s5 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 23902 reset in 118 ms.
Stack based approach found an accepted trace after 145 steps with 37 reset with depth 9 and stack size 9 in 1 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-07 finished in 316 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 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 8
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 7 transition count 7
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 7 transition count 7
Applied a total of 3 rules in 2 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2023-03-20 11:47:32] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-20 11:47:32] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-20 11:47:32] [INFO ] Invariant cache hit.
[2023-03-20 11:47:32] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
[2023-03-20 11:47:32] [INFO ] Invariant cache hit.
[2023-03-20 11:47:32] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 91 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 133 ms :[(OR (NOT p0) p1), p1, (NOT p0), true]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}, { cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=p1, acceptance={} source=1 dest: 3}], [{ cond=(NOT p0), acceptance={} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 3}]], initial=0, aps=[p0:(AND (GEQ s4 1) (GEQ s5 1)), p1:(OR (LT s3 1) (LT s5 1))], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, 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 42 steps with 3 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-08 finished in 239 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0) U (G((G(!p1)||F(p0)))||((G(!p1)||F(p0))&&X(G(!p0))))))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 7 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 7 transition count 7
Applied a total of 2 rules in 3 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
[2023-03-20 11:47:32] [INFO ] Invariant cache hit.
[2023-03-20 11:47:32] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-20 11:47:32] [INFO ] Invariant cache hit.
[2023-03-20 11:47:32] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
[2023-03-20 11:47:32] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 11:47:32] [INFO ] Invariant cache hit.
[2023-03-20 11:47:32] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 91 ms. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (AND (NOT p0) p1)]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=(AND (NOT p0) p1), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 1}]], initial=1, aps=[p0:(LT s3 1), p1:(AND (GEQ s4 1) (GEQ s5 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Initial state of product has no viable successors after 0 steps with 0 reset in 1 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-09 TRUE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-09 finished in 186 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 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 8 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 8 transition count 7
Applied a total of 2 rules in 2 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2023-03-20 11:47:32] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-20 11:47:32] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-20 11:47:32] [INFO ] Invariant cache hit.
[2023-03-20 11:47:32] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
[2023-03-20 11:47:32] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 11:47:32] [INFO ] Invariant cache hit.
[2023-03-20 11:47:32] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/9 places, 7/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 93 ms. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s0 1) (GEQ s2 1) (GEQ s5 1) (GEQ s6 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Product exploration explored 100000 steps with 7932 reset in 80 ms.
Stack based approach found an accepted trace after 22 steps with 2 reset with depth 3 and stack size 3 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-10 finished in 224 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(!p0)))'
Support contains 1 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 8 transition count 6
Reduce places removed 3 places and 0 transitions.
Graph (trivial) has 3 edges and 5 vertex of which 2 / 5 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Iterating post reduction 1 with 4 rules applied. Total rules applied 6 place count 4 transition count 6
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 7 place count 4 transition count 5
Applied a total of 7 rules in 4 ms. Remains 4 /9 variables (removed 5) and now considering 5/8 (removed 3) transitions.
// Phase 1: matrix 5 rows 4 cols
[2023-03-20 11:47:32] [INFO ] Computed 2 place invariants in 0 ms
[2023-03-20 11:47:32] [INFO ] Implicit Places using invariants in 21 ms returned [2]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 22 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 3/9 places, 5/8 transitions.
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 3 transition count 4
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 3 transition count 3
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 2 transition count 3
Applied a total of 3 rules in 2 ms. Remains 2 /3 variables (removed 1) and now considering 3/5 (removed 2) transitions.
// Phase 1: matrix 3 rows 2 cols
[2023-03-20 11:47:33] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-20 11:47:33] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-03-20 11:47:33] [INFO ] Invariant cache hit.
[2023-03-20 11:47:33] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 2/9 places, 3/8 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 73 ms. Remains : 2/9 places, 3/8 transitions.
Stuttering acceptance computed with spot in 74 ms :[p0, p0]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LT s1 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 0 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-14 finished in 161 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 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 8/8 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 8 transition count 7
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 8 transition count 7
Applied a total of 2 rules in 2 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2023-03-20 11:47:33] [INFO ] Computed 4 place invariants in 0 ms
[2023-03-20 11:47:33] [INFO ] Implicit Places using invariants in 26 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 28 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/9 places, 7/8 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 6 transition count 6
Applied a total of 2 rules in 2 ms. Remains 6 /7 variables (removed 1) and now considering 6/7 (removed 1) transitions.
// Phase 1: matrix 6 rows 6 cols
[2023-03-20 11:47:33] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-20 11:47:33] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-20 11:47:33] [INFO ] Invariant cache hit.
[2023-03-20 11:47:33] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 6/9 places, 6/8 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 84 ms. Remains : 6/9 places, 6/8 transitions.
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-15 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 (GEQ s0 1) (GEQ s2 1) (GEQ s4 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 97 ms.
Stack based approach found an accepted trace after 7 steps with 0 reset with depth 8 and stack size 7 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-15 finished in 233 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||G(p1)||X(X(F(p2))))))'
[2023-03-20 11:47:33] [INFO ] Flatten gal took : 3 ms
[2023-03-20 11:47:33] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2023-03-20 11:47:33] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 9 places, 8 transitions and 27 arcs took 0 ms.
Total runtime 8387 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1023/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-03

BK_STOP 1679312855130

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2023
ltl formula name SmallOperatingSystem-PT-MT8192DC4096-LTLFireability-03
ltl formula formula --ltl=/tmp/1023/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 9 places, 8 transitions and 27 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/1023/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1023/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/1023/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1023/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 6 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)

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="SmallOperatingSystem-PT-MT8192DC4096"
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 SmallOperatingSystem-PT-MT8192DC4096, 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 r457-smll-167912648900148"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SmallOperatingSystem-PT-MT8192DC4096.tgz
mv SmallOperatingSystem-PT-MT8192DC4096 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 ;