Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2021-input.r254-tall-162106745400029.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2021-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
....................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is SmallOperatingSystem-PT-MT0064DC0016, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r254-tall-162106745400029
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 388K
-rw-r--r-- 1 mcc users 18K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 121K May 10 09:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 12K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 75K May 10 09:44 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.7K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K Mar 28 16:42 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Mar 28 16:42 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Mar 28 16:42 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 28 16:42 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.8K Mar 27 13:40 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 20K Mar 27 13:40 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.8K Mar 25 19:27 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 21K Mar 25 19:27 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.1K Mar 22 08:16 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K Mar 22 08:16 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 5 16:52 equiv_col
-rw-r--r-- 1 mcc users 13 May 5 16:52 instance
-rw-r--r-- 1 mcc users 6 May 5 16:52 iscolored
-rw-r--r-- 1 mcc users 8.2K May 5 16:52 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-MT0064DC0016-00
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-01
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-02
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-03
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-04
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-05
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-06
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-07
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-08
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-09
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-10
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-11
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-12
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-13
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-14
FORMULA_NAME SmallOperatingSystem-PT-MT0064DC0016-15

=== Now, execution of the tool begins

BK_START 1621145902016

Running Version 0
[2021-05-16 06:18:23] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2021-05-16 06:18:23] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-16 06:18:23] [INFO ] Load time of PNML (sax parser for PT used): 20 ms
[2021-05-16 06:18:23] [INFO ] Transformed 9 places.
[2021-05-16 06:18:23] [INFO ] Transformed 8 transitions.
[2021-05-16 06:18:23] [INFO ] Parsed PT model containing 9 places and 8 transitions in 56 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
[2021-05-16 06:18:23] [INFO ] Initial state test concluded for 2 properties.
FORMULA SmallOperatingSystem-PT-MT0064DC0016-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 9 out of 9 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 9/9 places, 8/8 transitions.
Applied a total of 0 rules in 8 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 9 cols
[2021-05-16 06:18:23] [INFO ] Computed 4 place invariants in 4 ms
[2021-05-16 06:18:23] [INFO ] Implicit Places using invariants in 57 ms returned []
// Phase 1: matrix 8 rows 9 cols
[2021-05-16 06:18:23] [INFO ] Computed 4 place invariants in 4 ms
[2021-05-16 06:18:23] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 115 ms to find 0 implicit places.
// Phase 1: matrix 8 rows 9 cols
[2021-05-16 06:18:23] [INFO ] Computed 4 place invariants in 3 ms
[2021-05-16 06:18:23] [INFO ] Dead Transitions using invariants and state equation in 17 ms returned []
Finished structural reductions, in 1 iterations. Remains : 9/9 places, 8/8 transitions.
[2021-05-16 06:18:24] [INFO ] Initial state reduction rules for LTL removed 3 formulas.
[2021-05-16 06:18:24] [INFO ] Flatten gal took : 16 ms
FORMULA SmallOperatingSystem-PT-MT0064DC0016-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT0064DC0016-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT0064DC0016-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2021-05-16 06:18:24] [INFO ] Flatten gal took : 3 ms
[2021-05-16 06:18:24] [INFO ] Input system was already deterministic with 8 transitions.
Finished random walk after 286 steps, including 0 resets, run visited all 13 properties in 3 ms. (steps per millisecond=95 )
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(G(F(p0)))], workingDir=/home/mcc/execution]
Support contains 1 out of 9 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 7
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 7 transition count 7
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 2 with 3 rules applied. Total rules applied 5 place count 5 transition count 6
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 7 place count 4 transition count 6
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 8 place count 4 transition count 5
Applied a total of 8 rules in 13 ms. Remains 4 /9 variables (removed 5) and now considering 5/8 (removed 3) transitions.
// Phase 1: matrix 5 rows 4 cols
[2021-05-16 06:18:24] [INFO ] Computed 2 place invariants in 0 ms
[2021-05-16 06:18:24] [INFO ] Implicit Places using invariants in 11 ms returned []
// Phase 1: matrix 5 rows 4 cols
[2021-05-16 06:18:24] [INFO ] Computed 2 place invariants in 0 ms
[2021-05-16 06:18:24] [INFO ] State equation strengthened by 1 read => feed constraints.
[2021-05-16 06:18:24] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 33 ms to find 0 implicit places.
[2021-05-16 06:18:24] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 5 rows 4 cols
[2021-05-16 06:18:24] [INFO ] Computed 2 place invariants in 9 ms
[2021-05-16 06:18:24] [INFO ] Dead Transitions using invariants and state equation in 19 ms returned []
Finished structural reductions, in 1 iterations. Remains : 4/9 places, 5/8 transitions.
Stuttering acceptance computed with spot in 152 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0016-00 automaton TGBA [mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LT s3 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 6 steps with 1 reset in 1 ms.
FORMULA SmallOperatingSystem-PT-MT0064DC0016-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0064DC0016-00 finished in 259 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(F(G((p0||F(p1)))))], workingDir=/home/mcc/execution]
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions, 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 2 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2021-05-16 06:18:24] [INFO ] Computed 3 place invariants in 1 ms
[2021-05-16 06:18:24] [INFO ] Implicit Places using invariants in 13 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2021-05-16 06:18:24] [INFO ] Computed 3 place invariants in 3 ms
[2021-05-16 06:18:24] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 34 ms to find 0 implicit places.
[2021-05-16 06:18:24] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2021-05-16 06:18:24] [INFO ] Computed 3 place invariants in 5 ms
[2021-05-16 06:18:24] [INFO ] Dead Transitions using invariants and state equation in 16 ms returned []
Finished structural reductions, in 1 iterations. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 52 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0016-02 automaton TGBA [mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 1}]], initial=0, aps=[p0:(GEQ s3 1), p1:(AND (GEQ s3 1) (GEQ s5 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 19226 reset in 217 ms.
Stack based approach found an accepted trace after 1020 steps with 176 reset with depth 6 and stack size 6 in 2 ms.
FORMULA SmallOperatingSystem-PT-MT0064DC0016-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0064DC0016-02 finished in 340 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(X((p0||X((X(p0) U (X(p0)&&p1))))))], workingDir=/home/mcc/execution]
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions, 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 1 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2021-05-16 06:18:24] [INFO ] Computed 4 place invariants in 1 ms
[2021-05-16 06:18:24] [INFO ] Implicit Places using invariants in 14 ms returned []
// Phase 1: matrix 7 rows 8 cols
[2021-05-16 06:18:24] [INFO ] Computed 4 place invariants in 1 ms
[2021-05-16 06:18:24] [INFO ] Implicit Places using invariants and state equation in 11 ms returned []
Implicit Place search using SMT with State Equation took 26 ms to find 0 implicit places.
// Phase 1: matrix 7 rows 8 cols
[2021-05-16 06:18:24] [INFO ] Computed 4 place invariants in 0 ms
[2021-05-16 06:18:24] [INFO ] Dead Transitions using invariants and state equation in 18 ms returned []
Finished structural reductions, in 1 iterations. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 116 ms :[(NOT p0), (NOT p0), (OR (NOT p0) (NOT p1)), (NOT p0), true]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0016-03 automaton TGBA [mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={} source=2 dest: 2}, { cond=true, acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(AND (GEQ s0 1) (GEQ s1 1) (GEQ s2 1)), p1:(AND (GEQ s0 1) (GEQ s1 1) (GEQ s2 1))], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 104 ms.
Product exploration explored 100000 steps with 50000 reset in 114 ms.
Knowledge obtained : [p0, p1]
Stuttering acceptance computed with spot in 112 ms :[(NOT p0), (NOT p0), (OR (NOT p0) (NOT p1)), (NOT p0), true]
Product exploration explored 100000 steps with 50000 reset in 86 ms.
Product exploration explored 100000 steps with 50000 reset in 64 ms.
Applying partial POR strategy [false, false, false, true, true]
Stuttering acceptance computed with spot in 107 ms :[(NOT p0), (NOT p0), (OR (NOT p0) (NOT p1)), (NOT p0), true]
Support contains 3 out of 8 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions, iteration 0 : 8/8 places, 7/7 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 7
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 1 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2021-05-16 06:18:25] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 7 rows 8 cols
[2021-05-16 06:18:25] [INFO ] Computed 4 place invariants in 1 ms
[2021-05-16 06:18:25] [INFO ] Dead Transitions using invariants and state equation in 12 ms returned []
Finished structural reductions, in 1 iterations. Remains : 8/8 places, 7/7 transitions.
Product exploration explored 100000 steps with 50000 reset in 141 ms.
Product exploration explored 100000 steps with 50000 reset in 107 ms.
[2021-05-16 06:18:26] [INFO ] Flatten gal took : 2 ms
[2021-05-16 06:18:26] [INFO ] Flatten gal took : 2 ms
[2021-05-16 06:18:26] [INFO ] Time to serialize gal into /tmp/LTL4088356715623244937.gal : 1 ms
[2021-05-16 06:18:26] [INFO ] Time to serialize properties into /tmp/LTL4224521240373305494.ltl : 1 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64, --gc-threshold, 2000000, -i, /tmp/LTL4088356715623244937.gal, -t, CGAL, -LTL, /tmp/LTL4224521240373305494.ltl, -c, -stutter-deadlock, --gen-order, FOLLOW], workingDir=/home/mcc/execution]

its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/LTL4088356715623244937.gal -t CGAL -LTL /tmp/LTL4224521240373305494.ltl -c -stutter-deadlock --gen-order FOLLOW
Read 1 LTL properties
Checking formula 0 : !((X((X((X("(((TaskOnDisk>=1)&&(FreeMemSegment>=1))&&(DiskControllerUnit>=1))"))U(("(((TaskOnDisk>=1)&&(FreeMemSegment>=1))&&(DiskControllerUnit>=1))")&&(X("(((TaskOnDisk>=1)&&(FreeMemSegment>=1))&&(DiskControllerUnit>=1))")))))||("(((TaskOnDisk>=1)&&(FreeMemSegment>=1))&&(DiskControllerUnit>=1))"))))
Formula 0 simplified : !X("(((TaskOnDisk>=1)&&(FreeMemSegment>=1))&&(DiskControllerUnit>=1))" | X(X"(((TaskOnDisk>=1)&&(FreeMemSegment>=1))&&(DiskControllerUnit>=1))" U ("(((TaskOnDisk>=1)&&(FreeMemSegment>=1))&&(DiskControllerUnit>=1))" & X"(((TaskOnDisk>=1)&&(FreeMemSegment>=1))&&(DiskControllerUnit>=1))")))
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
2 unique states visited
0 strongly connected components in search stack
1 transitions explored
2 items max in DFS search stack
20 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,0.224747,19840,1,0,6,21736,14,0,485,18613,7
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA SmallOperatingSystem-PT-MT0064DC0016-03 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
ITS tools runner thread asked to quit. Dying gracefully.
Treatment of property SmallOperatingSystem-PT-MT0064DC0016-03 finished in 1478 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(F(p0))], workingDir=/home/mcc/execution]
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions, 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 1 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2021-05-16 06:18:26] [INFO ] Computed 3 place invariants in 1 ms
[2021-05-16 06:18:26] [INFO ] Implicit Places using invariants in 10 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2021-05-16 06:18:26] [INFO ] Computed 3 place invariants in 1 ms
[2021-05-16 06:18:26] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 32 ms to find 0 implicit places.
[2021-05-16 06:18:26] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2021-05-16 06:18:26] [INFO ] Computed 3 place invariants in 3 ms
[2021-05-16 06:18:26] [INFO ] Dead Transitions using invariants and state equation in 14 ms returned []
Finished structural reductions, in 1 iterations. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 24 ms :[(NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0016-04 automaton TGBA [mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s3 1) (GEQ s5 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 25022 reset in 59 ms.
Product exploration explored 100000 steps with 24982 reset in 67 ms.
Knowledge obtained : [(NOT p0)]
Stuttering acceptance computed with spot in 22 ms :[(NOT p0)]
Product exploration explored 100000 steps with 25026 reset in 53 ms.
Product exploration explored 100000 steps with 24988 reset in 63 ms.
[2021-05-16 06:18:26] [INFO ] Flatten gal took : 1 ms
[2021-05-16 06:18:26] [INFO ] Flatten gal took : 1 ms
[2021-05-16 06:18:26] [INFO ] Time to serialize gal into /tmp/LTL4236970154443102666.gal : 1 ms
[2021-05-16 06:18:26] [INFO ] Time to serialize properties into /tmp/LTL15447383753274066131.ltl : 1 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64, --gc-threshold, 2000000, -i, /tmp/LTL4236970154443102666.gal, -t, CGAL, -LTL, /tmp/LTL15447383753274066131.ltl, -c, -stutter-deadlock, --gen-order, FOLLOW], workingDir=/home/mcc/execution]

its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/LTL4236970154443102666.gal -t CGAL -LTL /tmp/LTL15447383753274066131.ltl -c -stutter-deadlock --gen-order FOLLOW
Read 1 LTL properties
Checking formula 0 : !((F("((TaskReady>=1)&&(CPUUnit>=1))")))
Formula 0 simplified : !F"((TaskReady>=1)&&(CPUUnit>=1))"
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
1 unique states visited
0 strongly connected components in search stack
0 transitions explored
1 items max in DFS search stack
20 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,0.213913,19392,1,0,86,17974,20,18,443,15709,173
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA SmallOperatingSystem-PT-MT0064DC0016-04 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
ITS tools runner thread asked to quit. Dying gracefully.
Treatment of property SmallOperatingSystem-PT-MT0064DC0016-04 finished in 612 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(F(p0))], workingDir=/home/mcc/execution]
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions, 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 1 ms. Remains 8 /9 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2021-05-16 06:18:26] [INFO ] Computed 4 place invariants in 0 ms
[2021-05-16 06:18:26] [INFO ] Implicit Places using invariants in 9 ms returned []
// Phase 1: matrix 7 rows 8 cols
[2021-05-16 06:18:26] [INFO ] Computed 4 place invariants in 1 ms
[2021-05-16 06:18:26] [INFO ] Implicit Places using invariants and state equation in 12 ms returned []
Implicit Place search using SMT with State Equation took 21 ms to find 0 implicit places.
[2021-05-16 06:18:26] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 7 rows 8 cols
[2021-05-16 06:18:26] [INFO ] Computed 4 place invariants in 0 ms
[2021-05-16 06:18:26] [INFO ] Dead Transitions using invariants and state equation in 12 ms returned []
Finished structural reductions, in 1 iterations. Remains : 8/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 23 ms :[(NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0016-05 automaton TGBA [mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s0 1) (GEQ s2 1) (GEQ s5 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 7823 reset in 83 ms.
Stack based approach found an accepted trace after 30 steps with 4 reset with depth 3 and stack size 3 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0064DC0016-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0064DC0016-05 finished in 153 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(F(G(p0)))], workingDir=/home/mcc/execution]
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions, 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 1 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2021-05-16 06:18:27] [INFO ] Computed 3 place invariants in 0 ms
[2021-05-16 06:18:27] [INFO ] Implicit Places using invariants in 10 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2021-05-16 06:18:27] [INFO ] Computed 3 place invariants in 0 ms
[2021-05-16 06:18:27] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 31 ms to find 0 implicit places.
[2021-05-16 06:18:27] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2021-05-16 06:18:27] [INFO ] Computed 3 place invariants in 0 ms
[2021-05-16 06:18:27] [INFO ] Dead Transitions using invariants and state equation in 13 ms returned []
Finished structural reductions, in 1 iterations. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 25 ms :[(NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0016-06 automaton TGBA [mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s3 1) (GEQ s5 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 83 ms.
Stack based approach found an accepted trace after 8 steps with 0 reset with depth 9 and stack size 9 in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0064DC0016-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0064DC0016-06 finished in 181 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(X(G((p0&&F(!p1)))))], workingDir=/home/mcc/execution]
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 9/9 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 9 cols
[2021-05-16 06:18:27] [INFO ] Computed 4 place invariants in 0 ms
[2021-05-16 06:18:27] [INFO ] Implicit Places using invariants in 8 ms returned []
// Phase 1: matrix 8 rows 9 cols
[2021-05-16 06:18:27] [INFO ] Computed 4 place invariants in 1 ms
[2021-05-16 06:18:27] [INFO ] Implicit Places using invariants and state equation in 10 ms returned []
Implicit Place search using SMT with State Equation took 19 ms to find 0 implicit places.
// Phase 1: matrix 8 rows 9 cols
[2021-05-16 06:18:27] [INFO ] Computed 4 place invariants in 0 ms
[2021-05-16 06:18:27] [INFO ] Dead Transitions using invariants and state equation in 11 ms returned []
Finished structural reductions, in 1 iterations. Remains : 9/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 84 ms :[(OR (NOT p0) p1), (OR (NOT p0) p1), true, p1]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0016-07 automaton TGBA [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 p1), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=p1, acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(OR (GEQ s8 1) (AND (GEQ s0 1) (GEQ s2 1) (GEQ s5 1))), p1:(LT s8 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0064DC0016-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0064DC0016-07 finished in 124 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(X((G(p0)||F((p1&&G(p0))))))], workingDir=/home/mcc/execution]
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions, 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
[2021-05-16 06:18:27] [INFO ] Computed 3 place invariants in 0 ms
[2021-05-16 06:18:27] [INFO ] Implicit Places using invariants in 20 ms returned []
// Phase 1: matrix 8 rows 8 cols
[2021-05-16 06:18:27] [INFO ] Computed 3 place invariants in 0 ms
[2021-05-16 06:18:27] [INFO ] Implicit Places using invariants and state equation in 15 ms returned []
Implicit Place search using SMT with State Equation took 35 ms to find 0 implicit places.
// Phase 1: matrix 8 rows 8 cols
[2021-05-16 06:18:27] [INFO ] Computed 3 place invariants in 0 ms
[2021-05-16 06:18:27] [INFO ] Dead Transitions using invariants and state equation in 11 ms returned []
Finished structural reductions, in 1 iterations. Remains : 8/9 places, 8/8 transitions.
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0016-08 automaton TGBA [mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 2}], [{ cond=(AND p0 p1), acceptance={} source=2 dest: 1}, { cond=(OR (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(GEQ s2 1), p1:(GEQ s6 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 0 reset in 93 ms.
Stack based approach found an accepted trace after 6 steps with 0 reset with depth 7 and stack size 7 in 1 ms.
FORMULA SmallOperatingSystem-PT-MT0064DC0016-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0064DC0016-08 finished in 224 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(G(((F(p1)&&p0) U (F(G(p1))&&p2))))], workingDir=/home/mcc/execution]
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions, 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
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 5 place count 6 transition count 6
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 6 transition count 6
Applied a total of 6 rules in 3 ms. Remains 6 /9 variables (removed 3) and now considering 6/8 (removed 2) transitions.
// Phase 1: matrix 6 rows 6 cols
[2021-05-16 06:18:27] [INFO ] Computed 3 place invariants in 0 ms
[2021-05-16 06:18:27] [INFO ] Implicit Places using invariants in 7 ms returned []
// Phase 1: matrix 6 rows 6 cols
[2021-05-16 06:18:27] [INFO ] Computed 3 place invariants in 0 ms
[2021-05-16 06:18:27] [INFO ] State equation strengthened by 1 read => feed constraints.
[2021-05-16 06:18:27] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 23 ms to find 0 implicit places.
[2021-05-16 06:18:27] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 6 rows 6 cols
[2021-05-16 06:18:27] [INFO ] Computed 3 place invariants in 0 ms
[2021-05-16 06:18:27] [INFO ] Dead Transitions using invariants and state equation in 8 ms returned []
Finished structural reductions, in 1 iterations. Remains : 6/9 places, 6/8 transitions.
Stuttering acceptance computed with spot in 83 ms :[(OR (NOT p2) (NOT p1)), true, (NOT p1), (OR (NOT p2) (NOT p1))]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0016-10 automaton TGBA [mat=[[{ cond=(OR p2 p0), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(AND p2 (NOT p1)), acceptance={} source=0 dest: 2}, { cond=(AND (NOT p2) p0), acceptance={} source=0 dest: 3}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}, { cond=p1, acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={} source=3 dest: 1}, { cond=p2, acceptance={} source=3 dest: 2}, { cond=(AND (NOT p2) p0), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p2:(AND (GEQ s0 1) (GEQ s1 1) (GEQ s2 1)), p0:(AND (GEQ s0 1) (GEQ s1 1) (GEQ s2 1)), p1:(AND (GEQ s0 1) (GEQ s1 1) (GEQ s2 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null][true, true, true, true]]
Entered a terminal (fully accepting) state of product in 1490 steps with 0 reset in 12 ms.
FORMULA SmallOperatingSystem-PT-MT0064DC0016-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0064DC0016-10 finished in 145 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(X(G(p0)))], workingDir=/home/mcc/execution]
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions, 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 1 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2021-05-16 06:18:27] [INFO ] Computed 3 place invariants in 0 ms
[2021-05-16 06:18:27] [INFO ] Implicit Places using invariants in 8 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2021-05-16 06:18:27] [INFO ] Computed 3 place invariants in 0 ms
[2021-05-16 06:18:27] [INFO ] Implicit Places using invariants and state equation in 10 ms returned []
Implicit Place search using SMT with State Equation took 19 ms to find 0 implicit places.
// Phase 1: matrix 7 rows 7 cols
[2021-05-16 06:18:27] [INFO ] Computed 3 place invariants in 0 ms
[2021-05-16 06:18:27] [INFO ] Dead Transitions using invariants and state equation in 22 ms returned []
Finished structural reductions, in 1 iterations. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 51 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0016-11 automaton TGBA [mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(OR (LT s4 1) (LT s5 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 7 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0064DC0016-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0064DC0016-11 finished in 109 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(X(!p0))], workingDir=/home/mcc/execution]
Support contains 1 out of 9 places. Attempting structural reductions.
Starting structural reductions, 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 1 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2021-05-16 06:18:27] [INFO ] Computed 3 place invariants in 0 ms
[2021-05-16 06:18:27] [INFO ] Implicit Places using invariants in 9 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2021-05-16 06:18:27] [INFO ] Computed 3 place invariants in 0 ms
[2021-05-16 06:18:27] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 27 ms to find 0 implicit places.
// Phase 1: matrix 7 rows 7 cols
[2021-05-16 06:18:27] [INFO ] Computed 3 place invariants in 0 ms
[2021-05-16 06:18:27] [INFO ] Dead Transitions using invariants and state equation in 9 ms returned []
Finished structural reductions, in 1 iterations. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 55 ms :[p0, p0, true]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0016-12 automaton TGBA [mat=[[{ cond=p0, acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={0} source=2 dest: 2}]], initial=1, aps=[p0:(GEQ s3 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 73 ms.
Product exploration explored 100000 steps with 50000 reset in 65 ms.
Knowledge obtained : [(NOT p0)]
Stuttering acceptance computed with spot in 44 ms :[p0, p0, true]
Product exploration explored 100000 steps with 50000 reset in 51 ms.
Product exploration explored 100000 steps with 50000 reset in 59 ms.
Applying partial POR strategy [true, false, true]
Stuttering acceptance computed with spot in 51 ms :[p0, p0, true]
Support contains 1 out of 7 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions, iteration 0 : 7/7 places, 7/7 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 7 transition count 7
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 1 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2021-05-16 06:18:28] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2021-05-16 06:18:28] [INFO ] Computed 3 place invariants in 0 ms
[2021-05-16 06:18:28] [INFO ] Dead Transitions using invariants and state equation in 15 ms returned []
Finished structural reductions, in 1 iterations. Remains : 7/7 places, 7/7 transitions.
Product exploration explored 100000 steps with 50000 reset in 180 ms.
Product exploration explored 100000 steps with 50000 reset in 145 ms.
[2021-05-16 06:18:28] [INFO ] Flatten gal took : 2 ms
[2021-05-16 06:18:28] [INFO ] Flatten gal took : 1 ms
[2021-05-16 06:18:28] [INFO ] Time to serialize gal into /tmp/LTL9897443540696952742.gal : 0 ms
[2021-05-16 06:18:28] [INFO ] Time to serialize properties into /tmp/LTL6695689453794431869.ltl : 0 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64, --gc-threshold, 2000000, -i, /tmp/LTL9897443540696952742.gal, -t, CGAL, -LTL, /tmp/LTL6695689453794431869.ltl, -c, -stutter-deadlock, --gen-order, FOLLOW], workingDir=/home/mcc/execution]

its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/LTL9897443540696952742.gal -t CGAL -LTL /tmp/LTL6695689453794431869.ltl -c -stutter-deadlock --gen-order FOLLOW
Read 1 LTL properties
Checking formula 0 : !((X("(TaskReady<1)")))
Formula 0 simplified : !X"(TaskReady<1)"
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
2 unique states visited
0 strongly connected components in search stack
1 transitions explored
2 items max in DFS search stack
20 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,0.207049,19324,1,0,6,17974,14,0,440,15709,7
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA SmallOperatingSystem-PT-MT0064DC0016-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
ITS tools runner thread asked to quit. Dying gracefully.
Treatment of property SmallOperatingSystem-PT-MT0064DC0016-12 finished in 1255 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(X(X(G(p0))))], workingDir=/home/mcc/execution]
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions, 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 0 ms. Remains 7 /9 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 7 cols
[2021-05-16 06:18:29] [INFO ] Computed 3 place invariants in 0 ms
[2021-05-16 06:18:29] [INFO ] Implicit Places using invariants in 8 ms returned []
// Phase 1: matrix 7 rows 7 cols
[2021-05-16 06:18:29] [INFO ] Computed 3 place invariants in 0 ms
[2021-05-16 06:18:29] [INFO ] Implicit Places using invariants and state equation in 13 ms returned []
Implicit Place search using SMT with State Equation took 22 ms to find 0 implicit places.
// Phase 1: matrix 7 rows 7 cols
[2021-05-16 06:18:29] [INFO ] Computed 3 place invariants in 0 ms
[2021-05-16 06:18:29] [INFO ] Dead Transitions using invariants and state equation in 14 ms returned []
Finished structural reductions, in 1 iterations. Remains : 7/9 places, 7/8 transitions.
Stuttering acceptance computed with spot in 74 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : SmallOperatingSystem-PT-MT0064DC0016-14 automaton TGBA [mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(AND (GEQ s3 1) (GEQ s5 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA SmallOperatingSystem-PT-MT0064DC0016-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SmallOperatingSystem-PT-MT0064DC0016-14 finished in 120 ms.
All properties solved without resorting to model-checking.

BK_STOP 1621145910378

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

+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ cut -d . -f 9
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202104292328.jar
+ VERSION=0
+ echo 'Running Version 0'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination LTLFireability -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m

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-MT0064DC0016"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
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 2-4028"
echo " Executing tool itstools"
echo " Input is SmallOperatingSystem-PT-MT0064DC0016, 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 r254-tall-162106745400029"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SmallOperatingSystem-PT-MT0064DC0016.tgz
mv SmallOperatingSystem-PT-MT0064DC0016 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 ;