fond
Model Checking Contest 2023
13th edition, Paris, France, April 26, 2023 (at TOOLympics II)
Execution of r165-tall-167838850400444
Last Updated
May 14, 2023

About the Execution of ITS-Tools for FlexibleBarrier-PT-04a

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
251.468 6110.00 10579.00 368.40 FFFFFFFFFFFFFFFF normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r165-tall-167838850400444.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.........................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool itstools
Input is FlexibleBarrier-PT-04a, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r165-tall-167838850400444
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 468K
-rw-r--r-- 1 mcc users 6.7K Feb 25 12:29 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K Feb 25 12:29 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Feb 25 12:28 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Feb 25 12:28 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:06 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 16:06 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:06 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:06 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 12:30 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 116K Feb 25 12:30 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.3K Feb 25 12:30 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 73K Feb 25 12:30 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:06 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:06 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 23K Mar 5 18:22 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME FlexibleBarrier-PT-04a-LTLFireability-00
FORMULA_NAME FlexibleBarrier-PT-04a-LTLFireability-01
FORMULA_NAME FlexibleBarrier-PT-04a-LTLFireability-02
FORMULA_NAME FlexibleBarrier-PT-04a-LTLFireability-03
FORMULA_NAME FlexibleBarrier-PT-04a-LTLFireability-04
FORMULA_NAME FlexibleBarrier-PT-04a-LTLFireability-05
FORMULA_NAME FlexibleBarrier-PT-04a-LTLFireability-06
FORMULA_NAME FlexibleBarrier-PT-04a-LTLFireability-07
FORMULA_NAME FlexibleBarrier-PT-04a-LTLFireability-08
FORMULA_NAME FlexibleBarrier-PT-04a-LTLFireability-09
FORMULA_NAME FlexibleBarrier-PT-04a-LTLFireability-10
FORMULA_NAME FlexibleBarrier-PT-04a-LTLFireability-11
FORMULA_NAME FlexibleBarrier-PT-04a-LTLFireability-12
FORMULA_NAME FlexibleBarrier-PT-04a-LTLFireability-13
FORMULA_NAME FlexibleBarrier-PT-04a-LTLFireability-14
FORMULA_NAME FlexibleBarrier-PT-04a-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679497450911

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FlexibleBarrier-PT-04a
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202303021504
[2023-03-22 15:04:12] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2023-03-22 15:04:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 15:04:12] [INFO ] Load time of PNML (sax parser for PT used): 35 ms
[2023-03-22 15:04:12] [INFO ] Transformed 51 places.
[2023-03-22 15:04:12] [INFO ] Transformed 88 transitions.
[2023-03-22 15:04:12] [INFO ] Found NUPN structural information;
[2023-03-22 15:04:12] [INFO ] Parsed PT model containing 51 places and 88 transitions and 309 arcs in 99 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 8 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 7 formulas.
Ensure Unique test removed 10 transitions
Reduce redundant transitions removed 10 transitions.
FORMULA FlexibleBarrier-PT-04a-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-04a-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-04a-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-04a-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-04a-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-04a-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-04a-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 19 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 78/78 transitions.
Drop transitions removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 51 transition count 74
Applied a total of 4 rules in 14 ms. Remains 51 /51 variables (removed 0) and now considering 74/78 (removed 4) transitions.
// Phase 1: matrix 74 rows 51 cols
[2023-03-22 15:04:12] [INFO ] Computed 6 place invariants in 16 ms
[2023-03-22 15:04:13] [INFO ] Implicit Places using invariants in 323 ms returned []
[2023-03-22 15:04:13] [INFO ] Invariant cache hit.
[2023-03-22 15:04:13] [INFO ] State equation strengthened by 33 read => feed constraints.
[2023-03-22 15:04:13] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 416 ms to find 0 implicit places.
[2023-03-22 15:04:13] [INFO ] Invariant cache hit.
[2023-03-22 15:04:13] [INFO ] Dead Transitions using invariants and state equation in 48 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 51/51 places, 74/78 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 480 ms. Remains : 51/51 places, 74/78 transitions.
Support contains 19 out of 51 places after structural reductions.
[2023-03-22 15:04:13] [INFO ] Flatten gal took : 22 ms
[2023-03-22 15:04:13] [INFO ] Flatten gal took : 9 ms
[2023-03-22 15:04:13] [INFO ] Input system was already deterministic with 74 transitions.
Finished random walk after 196 steps, including 0 resets, run visited all 17 properties in 133 ms. (steps per millisecond=1 )
FORMULA FlexibleBarrier-PT-04a-LTLFireability-08 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA FlexibleBarrier-PT-04a-LTLFireability-13 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 3 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 1 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 74/74 transitions.
Applied a total of 0 rules in 1 ms. Remains 51 /51 variables (removed 0) and now considering 74/74 (removed 0) transitions.
[2023-03-22 15:04:13] [INFO ] Invariant cache hit.
[2023-03-22 15:04:13] [INFO ] Implicit Places using invariants in 50 ms returned [49, 50]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 52 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 49/51 places, 74/74 transitions.
Applied a total of 0 rules in 1 ms. Remains 49 /49 variables (removed 0) and now considering 74/74 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 55 ms. Remains : 49/51 places, 74/74 transitions.
Stuttering acceptance computed with spot in 192 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-04a-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(EQ s13 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 3 ms.
FORMULA FlexibleBarrier-PT-04a-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-04a-LTLFireability-00 finished in 301 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F((p0||X(F((p0&&X(X(F(p0)))))))) U p1)))'
Support contains 2 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 74/74 transitions.
Applied a total of 0 rules in 5 ms. Remains 51 /51 variables (removed 0) and now considering 74/74 (removed 0) transitions.
[2023-03-22 15:04:14] [INFO ] Invariant cache hit.
[2023-03-22 15:04:14] [INFO ] Implicit Places using invariants in 61 ms returned [49, 50]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 62 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 49/51 places, 74/74 transitions.
Applied a total of 0 rules in 2 ms. Remains 49 /49 variables (removed 0) and now considering 74/74 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 69 ms. Remains : 49/51 places, 74/74 transitions.
Stuttering acceptance computed with spot in 144 ms :[(NOT p1), (NOT p1), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-04a-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p1), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 2}]], initial=0, aps=[p1:(EQ s47 1), p0:(EQ s17 1)], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 1211 reset in 242 ms.
Stack based approach found an accepted trace after 37 steps with 0 reset with depth 38 and stack size 38 in 0 ms.
FORMULA FlexibleBarrier-PT-04a-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property FlexibleBarrier-PT-04a-LTLFireability-04 finished in 480 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((F(p0)&&X((F(G(p2))&&p1)))))'
Support contains 7 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 74/74 transitions.
Applied a total of 0 rules in 2 ms. Remains 51 /51 variables (removed 0) and now considering 74/74 (removed 0) transitions.
[2023-03-22 15:04:14] [INFO ] Invariant cache hit.
[2023-03-22 15:04:14] [INFO ] Implicit Places using invariants in 42 ms returned []
[2023-03-22 15:04:14] [INFO ] Invariant cache hit.
[2023-03-22 15:04:14] [INFO ] State equation strengthened by 33 read => feed constraints.
[2023-03-22 15:04:14] [INFO ] Implicit Places using invariants and state equation in 77 ms returned []
Implicit Place search using SMT with State Equation took 122 ms to find 0 implicit places.
[2023-03-22 15:04:14] [INFO ] Invariant cache hit.
[2023-03-22 15:04:14] [INFO ] Dead Transitions using invariants and state equation in 75 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 200 ms. Remains : 51/51 places, 74/74 transitions.
Stuttering acceptance computed with spot in 177 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (NOT p0), (OR (NOT p1) (NOT p2)), (NOT p2)]
Running random walk in product with property : FlexibleBarrier-PT-04a-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 1}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}, { cond=p1, acceptance={} source=2 dest: 3}], [{ cond=p2, acceptance={} source=3 dest: 3}, { cond=(NOT p2), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(OR (AND (EQ s7 1) (EQ s50 1)) (EQ s37 1) (AND (EQ s12 1) (EQ s23 1) (EQ s49 1))), p1:(AND (EQ s31 1) (EQ s50 1)), p2:(AND (EQ s12 1) (EQ s23 1) (EQ s4...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 1318 reset in 141 ms.
Stack based approach found an accepted trace after 11 steps with 0 reset with depth 12 and stack size 12 in 0 ms.
FORMULA FlexibleBarrier-PT-04a-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property FlexibleBarrier-PT-04a-LTLFireability-05 finished in 539 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((G(!p0) U p1))))'
Support contains 5 out of 51 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 51/51 places, 74/74 transitions.
Graph (trivial) has 35 edges and 51 vertex of which 6 / 51 are part of one of the 2 SCC in 3 ms
Free SCC test removed 4 places
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 0 with 24 rules applied. Total rules applied 25 place count 35 transition count 58
Drop transitions removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 0 with 7 rules applied. Total rules applied 32 place count 35 transition count 51
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 33 place count 35 transition count 51
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 34 place count 34 transition count 50
Iterating global reduction 0 with 1 rules applied. Total rules applied 35 place count 34 transition count 50
Applied a total of 35 rules in 23 ms. Remains 34 /51 variables (removed 17) and now considering 50/74 (removed 24) transitions.
[2023-03-22 15:04:15] [INFO ] Flow matrix only has 45 transitions (discarded 5 similar events)
// Phase 1: matrix 45 rows 34 cols
[2023-03-22 15:04:15] [INFO ] Computed 6 place invariants in 1 ms
[2023-03-22 15:04:15] [INFO ] Implicit Places using invariants in 42 ms returned []
[2023-03-22 15:04:15] [INFO ] Flow matrix only has 45 transitions (discarded 5 similar events)
[2023-03-22 15:04:15] [INFO ] Invariant cache hit.
[2023-03-22 15:04:15] [INFO ] State equation strengthened by 31 read => feed constraints.
[2023-03-22 15:04:15] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 94 ms to find 0 implicit places.
[2023-03-22 15:04:15] [INFO ] Redundant transitions in 16 ms returned [24]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
[2023-03-22 15:04:15] [INFO ] Flow matrix only has 44 transitions (discarded 5 similar events)
// Phase 1: matrix 44 rows 34 cols
[2023-03-22 15:04:15] [INFO ] Computed 6 place invariants in 2 ms
[2023-03-22 15:04:15] [INFO ] Dead Transitions using invariants and state equation in 42 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 34/51 places, 49/74 transitions.
Applied a total of 0 rules in 3 ms. Remains 34 /34 variables (removed 0) and now considering 49/49 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 184 ms. Remains : 34/51 places, 49/74 transitions.
Stuttering acceptance computed with spot in 122 ms :[(NOT p1), (AND (NOT p1) p0), (NOT p1)]
Running random walk in product with property : FlexibleBarrier-PT-04a-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=(OR p1 (NOT p0)), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0, 1} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={1} source=0 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0, 1} source=0 dest: 2}], [{ cond=(AND p1 p0), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0, 1} source=1 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={1} source=1 dest: 1}], [{ cond=(AND (NOT p1) p0), acceptance={0, 1} source=2 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={1} source=2 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0, 1} source=2 dest: 2}]], initial=0, aps=[p1:(AND (EQ s2 1) (EQ s33 1)), p0:(AND (EQ s7 1) (EQ s24 1) (EQ s32 1))], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA FlexibleBarrier-PT-04a-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-04a-LTLFireability-06 finished in 328 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 3 out of 51 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 51/51 places, 74/74 transitions.
Graph (trivial) has 35 edges and 51 vertex of which 6 / 51 are part of one of the 2 SCC in 0 ms
Free SCC test removed 4 places
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 0 with 24 rules applied. Total rules applied 25 place count 35 transition count 58
Drop transitions removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 0 with 7 rules applied. Total rules applied 32 place count 35 transition count 51
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 33 place count 35 transition count 51
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 34 place count 34 transition count 50
Iterating global reduction 0 with 1 rules applied. Total rules applied 35 place count 34 transition count 50
Applied a total of 35 rules in 16 ms. Remains 34 /51 variables (removed 17) and now considering 50/74 (removed 24) transitions.
[2023-03-22 15:04:15] [INFO ] Flow matrix only has 45 transitions (discarded 5 similar events)
// Phase 1: matrix 45 rows 34 cols
[2023-03-22 15:04:15] [INFO ] Computed 6 place invariants in 1 ms
[2023-03-22 15:04:15] [INFO ] Implicit Places using invariants in 37 ms returned [33]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 38 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 33/51 places, 50/74 transitions.
Graph (trivial) has 38 edges and 33 vertex of which 6 / 33 are part of one of the 2 SCC in 0 ms
Free SCC test removed 4 places
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 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 5 place count 29 transition count 38
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 25 transition count 38
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 9 place count 25 transition count 34
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 17 place count 21 transition count 34
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 29 place count 15 transition count 28
Drop transitions removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 2 with 4 rules applied. Total rules applied 33 place count 15 transition count 24
Applied a total of 33 rules in 4 ms. Remains 15 /33 variables (removed 18) and now considering 24/50 (removed 26) transitions.
[2023-03-22 15:04:15] [INFO ] Flow matrix only has 19 transitions (discarded 5 similar events)
// Phase 1: matrix 19 rows 15 cols
[2023-03-22 15:04:15] [INFO ] Computed 5 place invariants in 0 ms
[2023-03-22 15:04:15] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-03-22 15:04:15] [INFO ] Flow matrix only has 19 transitions (discarded 5 similar events)
[2023-03-22 15:04:15] [INFO ] Invariant cache hit.
[2023-03-22 15:04:15] [INFO ] State equation strengthened by 7 read => feed constraints.
[2023-03-22 15:04:15] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 15/51 places, 24/74 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 115 ms. Remains : 15/51 places, 24/74 transitions.
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-04a-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (EQ s3 1) (EQ s11 1) (EQ s14 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA FlexibleBarrier-PT-04a-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-04a-LTLFireability-11 finished in 166 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((p0||G(p1))))))'
Support contains 5 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 74/74 transitions.
Applied a total of 0 rules in 1 ms. Remains 51 /51 variables (removed 0) and now considering 74/74 (removed 0) transitions.
// Phase 1: matrix 74 rows 51 cols
[2023-03-22 15:04:15] [INFO ] Computed 6 place invariants in 1 ms
[2023-03-22 15:04:15] [INFO ] Implicit Places using invariants in 39 ms returned []
[2023-03-22 15:04:15] [INFO ] Invariant cache hit.
[2023-03-22 15:04:15] [INFO ] State equation strengthened by 33 read => feed constraints.
[2023-03-22 15:04:15] [INFO ] Implicit Places using invariants and state equation in 60 ms returned []
Implicit Place search using SMT with State Equation took 100 ms to find 0 implicit places.
[2023-03-22 15:04:15] [INFO ] Invariant cache hit.
[2023-03-22 15:04:15] [INFO ] Dead Transitions using invariants and state equation in 64 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 166 ms. Remains : 51/51 places, 74/74 transitions.
Stuttering acceptance computed with spot in 108 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : FlexibleBarrier-PT-04a-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=2, aps=[p1:(AND (EQ s12 1) (EQ s47 1) (EQ s49 1)), p0:(AND (EQ s28 1) (EQ s50 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 895 reset in 144 ms.
Stack based approach found an accepted trace after 30 steps with 0 reset with depth 31 and stack size 31 in 0 ms.
FORMULA FlexibleBarrier-PT-04a-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property FlexibleBarrier-PT-04a-LTLFireability-12 finished in 434 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 6 out of 51 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 51/51 places, 74/74 transitions.
Graph (trivial) has 30 edges and 51 vertex of which 3 / 51 are part of one of the 1 SCC in 0 ms
Free SCC test removed 2 places
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 1 place count 49 transition count 71
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 48 transition count 71
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 0 with 22 rules applied. Total rules applied 25 place count 37 transition count 60
Drop transitions removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 0 with 7 rules applied. Total rules applied 32 place count 37 transition count 53
Partial Post-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 34 place count 37 transition count 53
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 35 place count 36 transition count 52
Iterating global reduction 0 with 1 rules applied. Total rules applied 36 place count 36 transition count 52
Applied a total of 36 rules in 10 ms. Remains 36 /51 variables (removed 15) and now considering 52/74 (removed 22) transitions.
[2023-03-22 15:04:15] [INFO ] Flow matrix only has 48 transitions (discarded 4 similar events)
// Phase 1: matrix 48 rows 36 cols
[2023-03-22 15:04:15] [INFO ] Computed 6 place invariants in 0 ms
[2023-03-22 15:04:15] [INFO ] Implicit Places using invariants in 26 ms returned []
[2023-03-22 15:04:15] [INFO ] Flow matrix only has 48 transitions (discarded 4 similar events)
[2023-03-22 15:04:16] [INFO ] Invariant cache hit.
[2023-03-22 15:04:16] [INFO ] State equation strengthened by 31 read => feed constraints.
[2023-03-22 15:04:16] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
[2023-03-22 15:04:16] [INFO ] Redundant transitions in 10 ms returned [25]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
[2023-03-22 15:04:16] [INFO ] Flow matrix only has 47 transitions (discarded 4 similar events)
// Phase 1: matrix 47 rows 36 cols
[2023-03-22 15:04:16] [INFO ] Computed 6 place invariants in 0 ms
[2023-03-22 15:04:16] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 36/51 places, 51/74 transitions.
Applied a total of 0 rules in 2 ms. Remains 36 /36 variables (removed 0) and now considering 51/51 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 127 ms. Remains : 36/51 places, 51/74 transitions.
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FlexibleBarrier-PT-04a-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (EQ s17 1) (EQ s24 1) (EQ s34 1) (OR (EQ s32 0) (AND (EQ s5 1) (EQ s35 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 1 steps with 0 reset in 0 ms.
FORMULA FlexibleBarrier-PT-04a-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FlexibleBarrier-PT-04a-LTLFireability-14 finished in 209 ms.
All properties solved by simple procedures.
Total runtime 3732 ms.

BK_STOP 1679497457021

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="FlexibleBarrier-PT-04a"
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 2-5348"
echo " Executing tool itstools"
echo " Input is FlexibleBarrier-PT-04a, 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 r165-tall-167838850400444"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-04a.tgz
mv FlexibleBarrier-PT-04a 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 ;