fond
Model Checking Contest 2021
11th edition, Paris, France, June 23, 2021
Execution of r045-oct2-162038291400061
Last Updated
Jun 28, 2021

About the Execution of ITS-Tools for CircularTrains-PT-024

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
504.747 15675.00 28510.00 90.30 TFFFTFFFFFTTTFFF normal

Execution Chart

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

Trace from the execution

Formatting '/data/fko/mcc2021-input.r045-oct2-162038291400061.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fko/mcc2021-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.....................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is CircularTrains-PT-024, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r045-oct2-162038291400061
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 428K
-rw-r--r-- 1 mcc users 13K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 110K May 5 16:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 16K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 119K May 5 16:58 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K Mar 28 15:50 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 28 15:50 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 28 15:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Mar 28 15:50 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 23 03:04 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 22K Mar 23 03:04 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.4K Mar 22 12:31 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 22 12:31 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 22 09:10 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 22 09:10 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 5 16:51 equiv_col
-rw-r--r-- 1 mcc users 4 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 19K May 5 16:51 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 CircularTrains-PT-024-00
FORMULA_NAME CircularTrains-PT-024-01
FORMULA_NAME CircularTrains-PT-024-02
FORMULA_NAME CircularTrains-PT-024-03
FORMULA_NAME CircularTrains-PT-024-04
FORMULA_NAME CircularTrains-PT-024-05
FORMULA_NAME CircularTrains-PT-024-06
FORMULA_NAME CircularTrains-PT-024-07
FORMULA_NAME CircularTrains-PT-024-08
FORMULA_NAME CircularTrains-PT-024-09
FORMULA_NAME CircularTrains-PT-024-10
FORMULA_NAME CircularTrains-PT-024-11
FORMULA_NAME CircularTrains-PT-024-12
FORMULA_NAME CircularTrains-PT-024-13
FORMULA_NAME CircularTrains-PT-024-14
FORMULA_NAME CircularTrains-PT-024-15

=== Now, execution of the tool begins

BK_START 1620558713429

Running Version 0
[2021-05-09 11:11:55] [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]
[2021-05-09 11:11:55] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-09 11:11:55] [INFO ] Load time of PNML (sax parser for PT used): 19 ms
[2021-05-09 11:11:55] [INFO ] Transformed 48 places.
[2021-05-09 11:11:55] [INFO ] Transformed 24 transitions.
[2021-05-09 11:11:55] [INFO ] Parsed PT model containing 48 places and 24 transitions in 48 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 7 ms.
Working with output stream class java.io.PrintStream
[2021-05-09 11:11:55] [INFO ] Initial state test concluded for 1 properties.
FORMULA CircularTrains-PT-024-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 44 out of 48 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 48/48 places, 24/24 transitions.
Applied a total of 0 rules in 21 ms. Remains 48 /48 variables (removed 0) and now considering 24/24 (removed 0) transitions.
// Phase 1: matrix 24 rows 48 cols
[2021-05-09 11:11:55] [INFO ] Computed 25 place invariants in 10 ms
[2021-05-09 11:11:55] [INFO ] Implicit Places using invariants in 102 ms returned []
// Phase 1: matrix 24 rows 48 cols
[2021-05-09 11:11:55] [INFO ] Computed 25 place invariants in 4 ms
[2021-05-09 11:11:55] [INFO ] Implicit Places using invariants and state equation in 95 ms returned []
Implicit Place search using SMT with State Equation took 219 ms to find 0 implicit places.
// Phase 1: matrix 24 rows 48 cols
[2021-05-09 11:11:55] [INFO ] Computed 25 place invariants in 3 ms
[2021-05-09 11:11:55] [INFO ] Dead Transitions using invariants and state equation in 35 ms returned []
Finished structural reductions, in 1 iterations. Remains : 48/48 places, 24/24 transitions.
[2021-05-09 11:11:56] [INFO ] Initial state reduction rules for LTL removed 3 formulas.
[2021-05-09 11:11:56] [INFO ] Flatten gal took : 36 ms
FORMULA CircularTrains-PT-024-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CircularTrains-PT-024-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CircularTrains-PT-024-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2021-05-09 11:11:56] [INFO ] Flatten gal took : 4 ms
[2021-05-09 11:11:56] [INFO ] Input system was already deterministic with 24 transitions.
Finished random walk after 69 steps, including 0 resets, run visited all 20 properties in 2 ms. (steps per millisecond=34 )
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(X((G(F(p1))||p0)))], workingDir=/home/mcc/execution]
Support contains 6 out of 48 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 48/48 places, 24/24 transitions.
Applied a total of 0 rules in 2 ms. Remains 48 /48 variables (removed 0) and now considering 24/24 (removed 0) transitions.
// Phase 1: matrix 24 rows 48 cols
[2021-05-09 11:11:56] [INFO ] Computed 25 place invariants in 1 ms
[2021-05-09 11:11:56] [INFO ] Implicit Places using invariants in 45 ms returned [4, 6, 10, 30, 39, 41, 46, 47]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 49 ms to find 8 implicit places.
// Phase 1: matrix 24 rows 40 cols
[2021-05-09 11:11:56] [INFO ] Computed 17 place invariants in 3 ms
[2021-05-09 11:11:56] [INFO ] Dead Transitions using invariants and state equation in 48 ms returned []
Starting structural reductions, iteration 1 : 40/48 places, 24/24 transitions.
Applied a total of 0 rules in 1 ms. Remains 40 /40 variables (removed 0) and now considering 24/24 (removed 0) transitions.
// Phase 1: matrix 24 rows 40 cols
[2021-05-09 11:11:56] [INFO ] Computed 17 place invariants in 0 ms
[2021-05-09 11:11:56] [INFO ] Dead Transitions using invariants and state equation in 23 ms returned []
Finished structural reductions, in 2 iterations. Remains : 40/48 places, 24/24 transitions.
Stuttering acceptance computed with spot in 253 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Running random walk in product with property : CircularTrains-PT-024-00 automaton TGBA [mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 2}, { cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={} source=3 dest: 2}, { cond=true, acceptance={} source=3 dest: 3}]], initial=0, aps=[p0:(OR (AND (GEQ s3 1) (GEQ s28 1)) (AND (GEQ s2 1) (GEQ s14 1))), p1:(OR (LT s7 1) (LT s20 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]]
Product exploration explored 100000 steps with 20287 reset in 275 ms.
Product exploration explored 100000 steps with 19886 reset in 187 ms.
Knowledge obtained : [p0, p1]
Stuttering acceptance computed with spot in 145 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 20331 reset in 199 ms.
Product exploration explored 100000 steps with 20625 reset in 175 ms.
Applying partial POR strategy [false, true, true, true]
Stuttering acceptance computed with spot in 93 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Support contains 6 out of 40 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions, iteration 0 : 40/40 places, 24/24 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 40 transition count 24
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 3 Pre rules applied. Total rules applied 4 place count 40 transition count 24
Deduced a syphon composed of 7 places in 1 ms
Iterating global reduction 1 with 3 rules applied. Total rules applied 7 place count 40 transition count 24
Deduced a syphon composed of 7 places in 0 ms
Applied a total of 7 rules in 13 ms. Remains 40 /40 variables (removed 0) and now considering 24/24 (removed 0) transitions.
[2021-05-09 11:11:57] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 24 rows 40 cols
[2021-05-09 11:11:57] [INFO ] Computed 17 place invariants in 18 ms
[2021-05-09 11:11:57] [INFO ] Dead Transitions using invariants and state equation in 44 ms returned []
Finished structural reductions, in 1 iterations. Remains : 40/40 places, 24/24 transitions.
Product exploration explored 100000 steps with 24137 reset in 291 ms.
Product exploration explored 100000 steps with 24212 reset in 196 ms.
[2021-05-09 11:11:58] [INFO ] Flatten gal took : 4 ms
[2021-05-09 11:11:58] [INFO ] Flatten gal took : 4 ms
[2021-05-09 11:11:58] [INFO ] Time to serialize gal into /tmp/LTL15432102436839305850.gal : 1 ms
[2021-05-09 11:11:58] [INFO ] Time to serialize properties into /tmp/LTL5097016115662833746.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/LTL15432102436839305850.gal, -t, CGAL, -LTL, /tmp/LTL5097016115662833746.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/LTL15432102436839305850.gal -t CGAL -LTL /tmp/LTL5097016115662833746.ltl -c -stutter-deadlock --gen-order FOLLOW
Read 1 LTL properties
Checking formula 0 : !((X(((G(F("((Section_11<1)||(F12<1))")))||("((Section_9>=1)&&(F10>=1))"))||("((Section_2>=1)&&(F3>=1))"))))
Formula 0 simplified : !X("((Section_2>=1)&&(F3>=1))" | "((Section_9>=1)&&(F10>=1))" | GF"((Section_11<1)||(F12<1))")
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
4 unique states visited
0 strongly connected components in search stack
4 transitions explored
4 items max in DFS search stack
10 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,0,0.121151,22412,1,0,156,39732,34,1,908,25363,394
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA CircularTrains-PT-024-00 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
ITS tools runner thread asked to quit. Dying gracefully.
Treatment of property CircularTrains-PT-024-00 finished in 2497 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(X(X(F((F(p0)&&G(p1))))))], workingDir=/home/mcc/execution]
Support contains 6 out of 48 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 48/48 places, 24/24 transitions.
Applied a total of 0 rules in 1 ms. Remains 48 /48 variables (removed 0) and now considering 24/24 (removed 0) transitions.
// Phase 1: matrix 24 rows 48 cols
[2021-05-09 11:11:58] [INFO ] Computed 25 place invariants in 0 ms
[2021-05-09 11:11:58] [INFO ] Implicit Places using invariants in 27 ms returned [4, 6, 10, 39, 41, 46, 47]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 28 ms to find 7 implicit places.
// Phase 1: matrix 24 rows 41 cols
[2021-05-09 11:11:58] [INFO ] Computed 18 place invariants in 1 ms
[2021-05-09 11:11:58] [INFO ] Dead Transitions using invariants and state equation in 24 ms returned []
Starting structural reductions, iteration 1 : 41/48 places, 24/24 transitions.
Applied a total of 0 rules in 1 ms. Remains 41 /41 variables (removed 0) and now considering 24/24 (removed 0) transitions.
// Phase 1: matrix 24 rows 41 cols
[2021-05-09 11:11:58] [INFO ] Computed 18 place invariants in 1 ms
[2021-05-09 11:11:58] [INFO ] Dead Transitions using invariants and state equation in 58 ms returned []
Finished structural reductions, in 2 iterations. Remains : 41/48 places, 24/24 transitions.
Stuttering acceptance computed with spot in 150 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Running random walk in product with property : CircularTrains-PT-024-01 automaton TGBA [mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}, { cond=p1, acceptance={} source=2 dest: 3}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 4}], [{ cond=(NOT p1), acceptance={0} source=3 dest: 2}, { cond=p1, acceptance={} source=3 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p1:(AND (OR (LT s11 1) (LT s16 1)) (OR (LT s19 1) (LT s23 1))), p0:(OR (LT s27 1) (LT s35 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 646 reset in 188 ms.
Stack based approach found an accepted trace after 171 steps with 0 reset with depth 172 and stack size 172 in 1 ms.
FORMULA CircularTrains-PT-024-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CircularTrains-PT-024-01 finished in 464 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(X((X(G(p0))||(X((X(!p0)&&p2))&&p1))))], workingDir=/home/mcc/execution]
Support contains 6 out of 48 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 48/48 places, 24/24 transitions.
Applied a total of 0 rules in 1 ms. Remains 48 /48 variables (removed 0) and now considering 24/24 (removed 0) transitions.
// Phase 1: matrix 24 rows 48 cols
[2021-05-09 11:11:59] [INFO ] Computed 25 place invariants in 1 ms
[2021-05-09 11:11:59] [INFO ] Implicit Places using invariants in 74 ms returned [4, 6, 10, 30, 41, 46]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 74 ms to find 6 implicit places.
// Phase 1: matrix 24 rows 42 cols
[2021-05-09 11:11:59] [INFO ] Computed 19 place invariants in 0 ms
[2021-05-09 11:11:59] [INFO ] Dead Transitions using invariants and state equation in 80 ms returned []
Starting structural reductions, iteration 1 : 42/48 places, 24/24 transitions.
Applied a total of 0 rules in 9 ms. Remains 42 /42 variables (removed 0) and now considering 24/24 (removed 0) transitions.
// Phase 1: matrix 24 rows 42 cols
[2021-05-09 11:11:59] [INFO ] Computed 19 place invariants in 1 ms
[2021-05-09 11:11:59] [INFO ] Dead Transitions using invariants and state equation in 144 ms returned []
Finished structural reductions, in 2 iterations. Remains : 42/48 places, 24/24 transitions.
Stuttering acceptance computed with spot in 258 ms :[true, p0, false, (NOT p0), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1)))]
Running random walk in product with property : CircularTrains-PT-024-03 automaton TGBA [mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p0, acceptance={} source=1 dest: 0}], [{ cond=p0, acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 0}, { cond=p0, acceptance={} source=3 dest: 3}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={} source=4 dest: 0}, { cond=(AND (NOT p0) p2), acceptance={} source=4 dest: 1}, { cond=(AND p0 p2), acceptance={} source=4 dest: 2}, { cond=(AND p0 (NOT p2)), acceptance={} source=4 dest: 3}], [{ cond=true, acceptance={} source=5 dest: 6}], [{ cond=(NOT p1), acceptance={} source=6 dest: 3}, { cond=p1, acceptance={} source=6 dest: 4}]], initial=5, aps=[p0:(OR (LT s0 1) (LT s35 1)), p2:(AND (GEQ s4 1) (GEQ s41 1)), p1:(AND (GEQ s6 1) (GEQ s27 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, null, null, null, null][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA CircularTrains-PT-024-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CircularTrains-PT-024-03 finished in 582 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(G(F(p0)))], workingDir=/home/mcc/execution]
Support contains 2 out of 48 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 48/48 places, 24/24 transitions.
Applied a total of 0 rules in 5 ms. Remains 48 /48 variables (removed 0) and now considering 24/24 (removed 0) transitions.
// Phase 1: matrix 24 rows 48 cols
[2021-05-09 11:11:59] [INFO ] Computed 25 place invariants in 0 ms
[2021-05-09 11:11:59] [INFO ] Implicit Places using invariants in 28 ms returned [4, 6, 10, 30, 39, 41, 46, 47]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 29 ms to find 8 implicit places.
[2021-05-09 11:11:59] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 24 rows 40 cols
[2021-05-09 11:11:59] [INFO ] Computed 17 place invariants in 1 ms
[2021-05-09 11:11:59] [INFO ] Dead Transitions using invariants and state equation in 38 ms returned []
Starting structural reductions, iteration 1 : 40/48 places, 24/24 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 40 transition count 18
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 12 place count 34 transition count 18
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 12 place count 34 transition count 16
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 16 place count 32 transition count 16
Applied a total of 16 rules in 2 ms. Remains 32 /40 variables (removed 8) and now considering 16/24 (removed 8) transitions.
// Phase 1: matrix 16 rows 32 cols
[2021-05-09 11:11:59] [INFO ] Computed 17 place invariants in 0 ms
[2021-05-09 11:11:59] [INFO ] Implicit Places using invariants in 51 ms returned []
// Phase 1: matrix 16 rows 32 cols
[2021-05-09 11:11:59] [INFO ] Computed 17 place invariants in 0 ms
[2021-05-09 11:11:59] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
Finished structural reductions, in 2 iterations. Remains : 32/48 places, 16/24 transitions.
Stuttering acceptance computed with spot in 54 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CircularTrains-PT-024-04 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:(AND (GEQ s7 1) (GEQ s22 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 10149 reset in 108 ms.
Product exploration explored 100000 steps with 10093 reset in 115 ms.
Knowledge obtained : [(NOT p0)]
Stuttering acceptance computed with spot in 52 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 10126 reset in 125 ms.
Product exploration explored 100000 steps with 10171 reset in 116 ms.
[2021-05-09 11:12:00] [INFO ] Flatten gal took : 2 ms
[2021-05-09 11:12:00] [INFO ] Flatten gal took : 2 ms
[2021-05-09 11:12:00] [INFO ] Time to serialize gal into /tmp/LTL13057859871048872146.gal : 13 ms
[2021-05-09 11:12:00] [INFO ] Time to serialize properties into /tmp/LTL641274875396096622.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/LTL13057859871048872146.gal, -t, CGAL, -LTL, /tmp/LTL641274875396096622.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/LTL13057859871048872146.gal -t CGAL -LTL /tmp/LTL641274875396096622.ltl -c -stutter-deadlock --gen-order FOLLOW
Read 1 LTL properties
Checking formula 0 : !((G(F("((Section_14>=1)&&(F15>=1))"))))
Formula 0 simplified : !GF"((Section_14>=1)&&(F15>=1))"
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
2 unique states visited
0 strongly connected components in search stack
2 transitions explored
2 items max in DFS search stack
8 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,0,0.094,19464,1,0,119,21984,24,1,719,15049,299
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA CircularTrains-PT-024-04 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Treatment of property CircularTrains-PT-024-04 finished in 938 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(X((p0 U (G(p0)||(p0&&G(p1))))))], workingDir=/home/mcc/execution]
Support contains 4 out of 48 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 48/48 places, 24/24 transitions.
Applied a total of 0 rules in 1 ms. Remains 48 /48 variables (removed 0) and now considering 24/24 (removed 0) transitions.
// Phase 1: matrix 24 rows 48 cols
[2021-05-09 11:12:00] [INFO ] Computed 25 place invariants in 1 ms
[2021-05-09 11:12:00] [INFO ] Implicit Places using invariants in 30 ms returned [4, 6, 10, 30, 39, 41, 46, 47]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 30 ms to find 8 implicit places.
// Phase 1: matrix 24 rows 40 cols
[2021-05-09 11:12:00] [INFO ] Computed 17 place invariants in 1 ms
[2021-05-09 11:12:00] [INFO ] Dead Transitions using invariants and state equation in 19 ms returned []
Starting structural reductions, iteration 1 : 40/48 places, 24/24 transitions.
Applied a total of 0 rules in 0 ms. Remains 40 /40 variables (removed 0) and now considering 24/24 (removed 0) transitions.
// Phase 1: matrix 24 rows 40 cols
[2021-05-09 11:12:00] [INFO ] Computed 17 place invariants in 1 ms
[2021-05-09 11:12:00] [INFO ] Dead Transitions using invariants and state equation in 20 ms returned []
Finished structural reductions, in 2 iterations. Remains : 40/48 places, 24/24 transitions.
Stuttering acceptance computed with spot in 107 ms :[true, (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : CircularTrains-PT-024-06 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=(AND (NOT p1) p0), acceptance={} source=2 dest: 2}, { cond=(AND p1 p0), acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={} source=3 dest: 2}, { cond=(AND p1 p0), acceptance={} source=3 dest: 3}, { cond=(AND p1 (NOT p0)), acceptance={} source=3 dest: 4}], [{ cond=(NOT p1), acceptance={} source=4 dest: 0}, { cond=p1, acceptance={} source=4 dest: 4}]], initial=1, aps=[p0:(OR (LT s17 1) (LT s33 1)), p1:(OR (LT s10 1) (LT s18 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, terminal, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA CircularTrains-PT-024-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CircularTrains-PT-024-06 finished in 194 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 48 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 48/48 places, 24/24 transitions.
Applied a total of 0 rules in 3 ms. Remains 48 /48 variables (removed 0) and now considering 24/24 (removed 0) transitions.
// Phase 1: matrix 24 rows 48 cols
[2021-05-09 11:12:00] [INFO ] Computed 25 place invariants in 1 ms
[2021-05-09 11:12:00] [INFO ] Implicit Places using invariants in 35 ms returned [4, 6, 10, 30, 39, 41, 46, 47]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 35 ms to find 8 implicit places.
[2021-05-09 11:12:00] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 24 rows 40 cols
[2021-05-09 11:12:00] [INFO ] Computed 17 place invariants in 13 ms
[2021-05-09 11:12:00] [INFO ] Dead Transitions using invariants and state equation in 53 ms returned []
Starting structural reductions, iteration 1 : 40/48 places, 24/24 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 40 transition count 18
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 12 place count 34 transition count 18
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 12 place count 34 transition count 16
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 16 place count 32 transition count 16
Applied a total of 16 rules in 4 ms. Remains 32 /40 variables (removed 8) and now considering 16/24 (removed 8) transitions.
// Phase 1: matrix 16 rows 32 cols
[2021-05-09 11:12:00] [INFO ] Computed 17 place invariants in 0 ms
[2021-05-09 11:12:00] [INFO ] Implicit Places using invariants in 29 ms returned []
// Phase 1: matrix 16 rows 32 cols
[2021-05-09 11:12:01] [INFO ] Computed 17 place invariants in 1 ms
[2021-05-09 11:12:01] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
Finished structural reductions, in 2 iterations. Remains : 32/48 places, 16/24 transitions.
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
Running random walk in product with property : CircularTrains-PT-024-07 automaton TGBA [mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 0}]], initial=0, aps=[p0:(OR (LT s19 1) (LT s26 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 120 ms.
Stack based approach found an accepted trace after 114 steps with 0 reset with depth 115 and stack size 115 in 0 ms.
FORMULA CircularTrains-PT-024-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CircularTrains-PT-024-07 finished in 317 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(X(((p0 U p1) U ((p0 U p1)&&p2))))], workingDir=/home/mcc/execution]
Support contains 8 out of 48 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 48/48 places, 24/24 transitions.
Applied a total of 0 rules in 1 ms. Remains 48 /48 variables (removed 0) and now considering 24/24 (removed 0) transitions.
// Phase 1: matrix 24 rows 48 cols
[2021-05-09 11:12:01] [INFO ] Computed 25 place invariants in 1 ms
[2021-05-09 11:12:01] [INFO ] Implicit Places using invariants in 42 ms returned [4, 10, 30, 39, 47]
Discarding 5 places :
Implicit Place search using SMT only with invariants took 42 ms to find 5 implicit places.
// Phase 1: matrix 24 rows 43 cols
[2021-05-09 11:12:01] [INFO ] Computed 20 place invariants in 1 ms
[2021-05-09 11:12:01] [INFO ] Dead Transitions using invariants and state equation in 53 ms returned []
Starting structural reductions, iteration 1 : 43/48 places, 24/24 transitions.
Applied a total of 0 rules in 1 ms. Remains 43 /43 variables (removed 0) and now considering 24/24 (removed 0) transitions.
// Phase 1: matrix 24 rows 43 cols
[2021-05-09 11:12:01] [INFO ] Computed 20 place invariants in 1 ms
[2021-05-09 11:12:01] [INFO ] Dead Transitions using invariants and state equation in 52 ms returned []
Finished structural reductions, in 2 iterations. Remains : 43/48 places, 24/24 transitions.
Stuttering acceptance computed with spot in 86 ms :[(NOT p1), (OR (NOT p2) (NOT p1)), true, (OR (NOT p2) (NOT p1))]
Running random walk in product with property : CircularTrains-PT-024-08 automaton TGBA [mat=[[{ cond=(AND (NOT p1) p0), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(AND p2 (NOT p1) p0), acceptance={0} source=3 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=3 dest: 2}, { cond=(OR (AND (NOT p2) p1) (AND (NOT p2) p0)), acceptance={0} source=3 dest: 3}]], initial=1, aps=[p1:(AND (GEQ s1 1) (GEQ s9 1) (GEQ s5 1) (GEQ s38 1)), p0:(AND (GEQ s32 1) (GEQ s42 1)), p2:(AND (GEQ s27 1) (GEQ s37 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA CircularTrains-PT-024-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CircularTrains-PT-024-08 finished in 269 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(X(F(!p0)))], workingDir=/home/mcc/execution]
Support contains 2 out of 48 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 48/48 places, 24/24 transitions.
Applied a total of 0 rules in 0 ms. Remains 48 /48 variables (removed 0) and now considering 24/24 (removed 0) transitions.
// Phase 1: matrix 24 rows 48 cols
[2021-05-09 11:12:01] [INFO ] Computed 25 place invariants in 0 ms
[2021-05-09 11:12:01] [INFO ] Implicit Places using invariants in 42 ms returned [4, 6, 10, 30, 39, 41, 47]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 43 ms to find 7 implicit places.
// Phase 1: matrix 24 rows 41 cols
[2021-05-09 11:12:01] [INFO ] Computed 18 place invariants in 0 ms
[2021-05-09 11:12:01] [INFO ] Dead Transitions using invariants and state equation in 17 ms returned []
Starting structural reductions, iteration 1 : 41/48 places, 24/24 transitions.
Applied a total of 0 rules in 0 ms. Remains 41 /41 variables (removed 0) and now considering 24/24 (removed 0) transitions.
// Phase 1: matrix 24 rows 41 cols
[2021-05-09 11:12:01] [INFO ] Computed 18 place invariants in 1 ms
[2021-05-09 11:12:01] [INFO ] Dead Transitions using invariants and state equation in 30 ms returned []
Finished structural reductions, in 2 iterations. Remains : 41/48 places, 24/24 transitions.
Stuttering acceptance computed with spot in 50 ms :[p0, p0]
Running random walk in product with property : CircularTrains-PT-024-10 automaton TGBA [mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s31 1) (GEQ s40 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 34974 reset in 116 ms.
Product exploration explored 100000 steps with 35116 reset in 88 ms.
Knowledge obtained : [(NOT p0)]
Stuttering acceptance computed with spot in 60 ms :[p0, p0]
Product exploration explored 100000 steps with 35118 reset in 78 ms.
Product exploration explored 100000 steps with 34861 reset in 87 ms.
Applying partial POR strategy [false, true]
Stuttering acceptance computed with spot in 72 ms :[p0, p0]
Support contains 2 out of 41 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions, iteration 0 : 41/41 places, 24/24 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 41 transition count 24
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 7 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 41 transition count 24
Deduced a syphon composed of 7 places in 0 ms
Applied a total of 7 rules in 2 ms. Remains 41 /41 variables (removed 0) and now considering 24/24 (removed 0) transitions.
[2021-05-09 11:12:02] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 24 rows 41 cols
[2021-05-09 11:12:02] [INFO ] Computed 18 place invariants in 6 ms
[2021-05-09 11:12:02] [INFO ] Dead Transitions using invariants and state equation in 77 ms returned []
Finished structural reductions, in 1 iterations. Remains : 41/41 places, 24/24 transitions.
Product exploration explored 100000 steps with 36719 reset in 154 ms.
Product exploration explored 100000 steps with 36811 reset in 167 ms.
[2021-05-09 11:12:02] [INFO ] Flatten gal took : 2 ms
[2021-05-09 11:12:02] [INFO ] Flatten gal took : 2 ms
[2021-05-09 11:12:02] [INFO ] Time to serialize gal into /tmp/LTL4909418668713837774.gal : 1 ms
[2021-05-09 11:12:02] [INFO ] Time to serialize properties into /tmp/LTL15657910776019930743.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/LTL4909418668713837774.gal, -t, CGAL, -LTL, /tmp/LTL15657910776019930743.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/LTL4909418668713837774.gal -t CGAL -LTL /tmp/LTL15657910776019930743.ltl -c -stutter-deadlock --gen-order FOLLOW
Read 1 LTL properties
Checking formula 0 : !((X(F("((Section_19<1)||(F20<1))"))))
Formula 0 simplified : !XF"((Section_19<1)||(F20<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,0,0.21088,23208,1,0,229,43341,20,46,872,41918,456
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA CircularTrains-PT-024-10 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Treatment of property CircularTrains-PT-024-10 finished in 1496 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(X((F(p0)||G(p1))))], workingDir=/home/mcc/execution]
Support contains 4 out of 48 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 48/48 places, 24/24 transitions.
Applied a total of 0 rules in 2 ms. Remains 48 /48 variables (removed 0) and now considering 24/24 (removed 0) transitions.
// Phase 1: matrix 24 rows 48 cols
[2021-05-09 11:12:02] [INFO ] Computed 25 place invariants in 0 ms
[2021-05-09 11:12:02] [INFO ] Implicit Places using invariants in 29 ms returned [4, 6, 10, 30, 39, 41, 46]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 30 ms to find 7 implicit places.
// Phase 1: matrix 24 rows 41 cols
[2021-05-09 11:12:02] [INFO ] Computed 18 place invariants in 0 ms
[2021-05-09 11:12:03] [INFO ] Dead Transitions using invariants and state equation in 29 ms returned []
Starting structural reductions, iteration 1 : 41/48 places, 24/24 transitions.
Applied a total of 0 rules in 1 ms. Remains 41 /41 variables (removed 0) and now considering 24/24 (removed 0) transitions.
// Phase 1: matrix 24 rows 41 cols
[2021-05-09 11:12:03] [INFO ] Computed 18 place invariants in 0 ms
[2021-05-09 11:12:03] [INFO ] Dead Transitions using invariants and state equation in 20 ms returned []
Finished structural reductions, in 2 iterations. Remains : 41/48 places, 24/24 transitions.
Stuttering acceptance computed with spot in 131 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : CircularTrains-PT-024-11 automaton TGBA [mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (GEQ s25 1) (GEQ s38 1)), p1:(AND (GEQ s4 1) (GEQ s40 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 21087 reset in 114 ms.
Product exploration explored 100000 steps with 20584 reset in 118 ms.
Knowledge obtained : [p0, (NOT p1)]
Stuttering acceptance computed with spot in 131 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 20905 reset in 108 ms.
Product exploration explored 100000 steps with 20541 reset in 121 ms.
Applying partial POR strategy [true, false, true]
Stuttering acceptance computed with spot in 120 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 41 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions, iteration 0 : 41/41 places, 24/24 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 41 transition count 24
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 7 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 41 transition count 24
Deduced a syphon composed of 7 places in 0 ms
Applied a total of 7 rules in 3 ms. Remains 41 /41 variables (removed 0) and now considering 24/24 (removed 0) transitions.
[2021-05-09 11:12:04] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 24 rows 41 cols
[2021-05-09 11:12:04] [INFO ] Computed 18 place invariants in 11 ms
[2021-05-09 11:12:04] [INFO ] Dead Transitions using invariants and state equation in 45 ms returned []
Finished structural reductions, in 1 iterations. Remains : 41/41 places, 24/24 transitions.
Product exploration explored 100000 steps with 24784 reset in 212 ms.
Product exploration explored 100000 steps with 24954 reset in 165 ms.
[2021-05-09 11:12:04] [INFO ] Flatten gal took : 2 ms
[2021-05-09 11:12:04] [INFO ] Flatten gal took : 2 ms
[2021-05-09 11:12:04] [INFO ] Time to serialize gal into /tmp/LTL17859821313391562113.gal : 0 ms
[2021-05-09 11:12:04] [INFO ] Time to serialize properties into /tmp/LTL11856920271024179037.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/LTL17859821313391562113.gal, -t, CGAL, -LTL, /tmp/LTL11856920271024179037.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/LTL17859821313391562113.gal -t CGAL -LTL /tmp/LTL11856920271024179037.ltl -c -stutter-deadlock --gen-order FOLLOW
Read 1 LTL properties
Checking formula 0 : !((X((F("((Section_3>=1)&&(F4>=1))"))||(G("((Section_16>=1)&&(F17>=1))")))))
Formula 0 simplified : !X(F"((Section_3>=1)&&(F4>=1))" | G"((Section_16>=1)&&(F17>=1))")
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
3 unique states visited
0 strongly connected components in search stack
2 transitions explored
3 items max in DFS search stack
35 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,0,0.361065,30752,1,0,275,90280,30,56,882,98359,564
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA CircularTrains-PT-024-11 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Treatment of property CircularTrains-PT-024-11 finished in 2039 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 48 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 48/48 places, 24/24 transitions.
Applied a total of 0 rules in 1 ms. Remains 48 /48 variables (removed 0) and now considering 24/24 (removed 0) transitions.
// Phase 1: matrix 24 rows 48 cols
[2021-05-09 11:12:04] [INFO ] Computed 25 place invariants in 1 ms
[2021-05-09 11:12:05] [INFO ] Implicit Places using invariants in 63 ms returned [4, 6, 10, 30, 41, 46, 47]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 64 ms to find 7 implicit places.
// Phase 1: matrix 24 rows 41 cols
[2021-05-09 11:12:05] [INFO ] Computed 18 place invariants in 13 ms
[2021-05-09 11:12:05] [INFO ] Dead Transitions using invariants and state equation in 33 ms returned []
Starting structural reductions, iteration 1 : 41/48 places, 24/24 transitions.
Applied a total of 0 rules in 1 ms. Remains 41 /41 variables (removed 0) and now considering 24/24 (removed 0) transitions.
// Phase 1: matrix 24 rows 41 cols
[2021-05-09 11:12:05] [INFO ] Computed 18 place invariants in 3 ms
[2021-05-09 11:12:05] [INFO ] Dead Transitions using invariants and state equation in 19 ms returned []
Finished structural reductions, in 2 iterations. Remains : 41/48 places, 24/24 transitions.
Stuttering acceptance computed with spot in 102 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : CircularTrains-PT-024-12 automaton TGBA [mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 2}]], initial=1, aps=[p1:(OR (LT s0 1) (LT s35 1)), p0:(OR (LT s21 1) (LT s29 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 35181 reset in 102 ms.
Product exploration explored 100000 steps with 35498 reset in 106 ms.
Knowledge obtained : [p1, p0]
Stuttering acceptance computed with spot in 76 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 35093 reset in 102 ms.
Product exploration explored 100000 steps with 34781 reset in 107 ms.
Applying partial POR strategy [true, false, true]
Stuttering acceptance computed with spot in 94 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 4 out of 41 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions, iteration 0 : 41/41 places, 24/24 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 41 transition count 24
Deduced a syphon composed of 6 places in 0 ms
Applied a total of 6 rules in 3 ms. Remains 41 /41 variables (removed 0) and now considering 24/24 (removed 0) transitions.
[2021-05-09 11:12:05] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 24 rows 41 cols
[2021-05-09 11:12:05] [INFO ] Computed 18 place invariants in 0 ms
[2021-05-09 11:12:05] [INFO ] Dead Transitions using invariants and state equation in 36 ms returned []
Finished structural reductions, in 1 iterations. Remains : 41/41 places, 24/24 transitions.
Product exploration explored 100000 steps with 36535 reset in 176 ms.
Product exploration explored 100000 steps with 36608 reset in 173 ms.
[2021-05-09 11:12:06] [INFO ] Flatten gal took : 2 ms
[2021-05-09 11:12:06] [INFO ] Flatten gal took : 1 ms
[2021-05-09 11:12:06] [INFO ] Time to serialize gal into /tmp/LTL16653780367992397448.gal : 0 ms
[2021-05-09 11:12:06] [INFO ] Time to serialize properties into /tmp/LTL11579839422522025769.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/LTL16653780367992397448.gal, -t, CGAL, -LTL, /tmp/LTL11579839422522025769.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/LTL16653780367992397448.gal -t CGAL -LTL /tmp/LTL11579839422522025769.ltl -c -stutter-deadlock --gen-order FOLLOW
Read 1 LTL properties
Checking formula 0 : !((X((G("((F6<1)||(Section_5<1))"))||(F("((Section_4<1)||(F5<1))")))))
Formula 0 simplified : !X(G"((F6<1)||(Section_5<1))" | F"((Section_4<1)||(F5<1))")
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
47 unique states visited
0 strongly connected components in search stack
46 transitions explored
47 items max in DFS search stack
13 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,0,0.150941,23768,1,0,229,42208,23,90,885,50085,592
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA CircularTrains-PT-024-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Treatment of property CircularTrains-PT-024-12 finished in 1515 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(F((G(p0)||G(p1))))], workingDir=/home/mcc/execution]
Support contains 4 out of 48 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 48/48 places, 24/24 transitions.
Applied a total of 0 rules in 2 ms. Remains 48 /48 variables (removed 0) and now considering 24/24 (removed 0) transitions.
// Phase 1: matrix 24 rows 48 cols
[2021-05-09 11:12:06] [INFO ] Computed 25 place invariants in 1 ms
[2021-05-09 11:12:06] [INFO ] Implicit Places using invariants in 25 ms returned [6, 10, 39, 41, 46, 47]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 39 ms to find 6 implicit places.
[2021-05-09 11:12:06] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 24 rows 42 cols
[2021-05-09 11:12:06] [INFO ] Computed 19 place invariants in 0 ms
[2021-05-09 11:12:07] [INFO ] Dead Transitions using invariants and state equation in 1384 ms returned []
Starting structural reductions, iteration 1 : 42/48 places, 24/24 transitions.
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 42 transition count 20
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 38 transition count 20
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 12 place count 36 transition count 18
Applied a total of 12 rules in 3 ms. Remains 36 /42 variables (removed 6) and now considering 18/24 (removed 6) transitions.
// Phase 1: matrix 18 rows 36 cols
[2021-05-09 11:12:07] [INFO ] Computed 19 place invariants in 0 ms
[2021-05-09 11:12:08] [INFO ] Implicit Places using invariants in 120 ms returned []
// Phase 1: matrix 18 rows 36 cols
[2021-05-09 11:12:08] [INFO ] Computed 19 place invariants in 1 ms
[2021-05-09 11:12:08] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 183 ms to find 0 implicit places.
Finished structural reductions, in 2 iterations. Remains : 36/48 places, 18/24 transitions.
Stuttering acceptance computed with spot in 40 ms :[(AND (NOT p0) (NOT p1))]
Running random walk in product with property : CircularTrains-PT-024-13 automaton TGBA [mat=[[{ cond=(AND (NOT p0) (NOT p1)), acceptance={0, 1} source=0 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={0} source=0 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={1} source=0 dest: 0}, { cond=(AND p0 p1), acceptance={} source=0 dest: 0}]], initial=0, aps=[p0:(OR (LT s3 1) (LT s34 1)), p1:(OR (LT s25 1) (LT s32 1))], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 179 ms.
Stack based approach found an accepted trace after 33 steps with 0 reset with depth 34 and stack size 34 in 0 ms.
FORMULA CircularTrains-PT-024-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CircularTrains-PT-024-13 finished in 1848 ms.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(X((F(G((p1||F(p2))))&&p0)))], workingDir=/home/mcc/execution]
Support contains 4 out of 48 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 48/48 places, 24/24 transitions.
Applied a total of 0 rules in 0 ms. Remains 48 /48 variables (removed 0) and now considering 24/24 (removed 0) transitions.
// Phase 1: matrix 24 rows 48 cols
[2021-05-09 11:12:08] [INFO ] Computed 25 place invariants in 0 ms
[2021-05-09 11:12:08] [INFO ] Implicit Places using invariants in 29 ms returned [4, 6, 10, 30, 39, 41, 46, 47]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 35 ms to find 8 implicit places.
// Phase 1: matrix 24 rows 40 cols
[2021-05-09 11:12:08] [INFO ] Computed 17 place invariants in 1 ms
[2021-05-09 11:12:08] [INFO ] Dead Transitions using invariants and state equation in 33 ms returned []
Starting structural reductions, iteration 1 : 40/48 places, 24/24 transitions.
Applied a total of 0 rules in 1 ms. Remains 40 /40 variables (removed 0) and now considering 24/24 (removed 0) transitions.
// Phase 1: matrix 24 rows 40 cols
[2021-05-09 11:12:08] [INFO ] Computed 17 place invariants in 1 ms
[2021-05-09 11:12:08] [INFO ] Dead Transitions using invariants and state equation in 44 ms returned []
Finished structural reductions, in 2 iterations. Remains : 40/48 places, 24/24 transitions.
Stuttering acceptance computed with spot in 165 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), true, (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : CircularTrains-PT-024-15 automaton TGBA [mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=p0, acceptance={} source=1 dest: 3}, { cond=(AND p0 (NOT p1) (NOT p2)), acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 3}, { cond=(AND (NOT p1) (NOT p2)), acceptance={} source=3 dest: 4}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=4 dest: 4}, { cond=(AND p1 (NOT p2)), acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(AND (GEQ s1 1) (GEQ s8 1)), p1:(AND (GEQ s12 1) (GEQ s22 1) (GEQ s1 1) (GEQ s8 1)), p2:(OR (LT s1 1) (LT s8 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 22 steps with 3 reset in 1 ms.
FORMULA CircularTrains-PT-024-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CircularTrains-PT-024-15 finished in 299 ms.
All properties solved without resorting to model-checking.

BK_STOP 1620558729104

--------------------
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="CircularTrains-PT-024"
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 CircularTrains-PT-024, 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 r045-oct2-162038291400061"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CircularTrains-PT-024.tgz
mv CircularTrains-PT-024 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 ;