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.r393-oct2-167903716800244.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..........................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is ShieldIIPt-PT-005A, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r393-oct2-167903716800244
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 412K
-rw-r--r-- 1 mcc users 7.1K Feb 25 17:10 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K Feb 25 17:10 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Feb 25 17:04 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Feb 25 17:04 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:56 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 16:56 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:56 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:56 LTLFireability.xml
-rw-r--r-- 1 mcc users 5.9K Feb 25 17:15 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 51K Feb 25 17:15 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Feb 25 17:13 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K Feb 25 17:13 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:56 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:56 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 27K Mar 5 18:23 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME ShieldIIPt-PT-005A-LTLFireability-00
FORMULA_NAME ShieldIIPt-PT-005A-LTLFireability-01
FORMULA_NAME ShieldIIPt-PT-005A-LTLFireability-02
FORMULA_NAME ShieldIIPt-PT-005A-LTLFireability-03
FORMULA_NAME ShieldIIPt-PT-005A-LTLFireability-04
FORMULA_NAME ShieldIIPt-PT-005A-LTLFireability-05
FORMULA_NAME ShieldIIPt-PT-005A-LTLFireability-06
FORMULA_NAME ShieldIIPt-PT-005A-LTLFireability-07
FORMULA_NAME ShieldIIPt-PT-005A-LTLFireability-08
FORMULA_NAME ShieldIIPt-PT-005A-LTLFireability-09
FORMULA_NAME ShieldIIPt-PT-005A-LTLFireability-10
FORMULA_NAME ShieldIIPt-PT-005A-LTLFireability-11
FORMULA_NAME ShieldIIPt-PT-005A-LTLFireability-12
FORMULA_NAME ShieldIIPt-PT-005A-LTLFireability-13
FORMULA_NAME ShieldIIPt-PT-005A-LTLFireability-14
FORMULA_NAME ShieldIIPt-PT-005A-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679435258025

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldIIPt-PT-005A
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-21 21:47:41] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-21 21:47:41] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 21:47:41] [INFO ] Load time of PNML (sax parser for PT used): 77 ms
[2023-03-21 21:47:41] [INFO ] Transformed 98 places.
[2023-03-21 21:47:41] [INFO ] Transformed 73 transitions.
[2023-03-21 21:47:41] [INFO ] Found NUPN structural information;
[2023-03-21 21:47:41] [INFO ] Parsed PT model containing 98 places and 73 transitions and 306 arcs in 270 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 3 formulas.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
FORMULA ShieldIIPt-PT-005A-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-005A-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-005A-LTLFireability-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 43 out of 98 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 98/98 places, 72/72 transitions.
Applied a total of 0 rules in 13 ms. Remains 98 /98 variables (removed 0) and now considering 72/72 (removed 0) transitions.
// Phase 1: matrix 72 rows 98 cols
[2023-03-21 21:47:41] [INFO ] Computed 46 place invariants in 8 ms
[2023-03-21 21:47:42] [INFO ] Implicit Places using invariants in 921 ms returned []
[2023-03-21 21:47:42] [INFO ] Invariant cache hit.
[2023-03-21 21:47:43] [INFO ] Implicit Places using invariants and state equation in 564 ms returned []
Implicit Place search using SMT with State Equation took 1546 ms to find 0 implicit places.
[2023-03-21 21:47:43] [INFO ] Invariant cache hit.
[2023-03-21 21:47:44] [INFO ] Dead Transitions using invariants and state equation in 931 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2517 ms. Remains : 98/98 places, 72/72 transitions.
Support contains 43 out of 98 places after structural reductions.
[2023-03-21 21:47:44] [INFO ] Flatten gal took : 74 ms
[2023-03-21 21:47:44] [INFO ] Flatten gal took : 15 ms
[2023-03-21 21:47:44] [INFO ] Input system was already deterministic with 72 transitions.
Finished random walk after 1359 steps, including 0 resets, run visited all 30 properties in 86 ms. (steps per millisecond=15 )
FORMULA ShieldIIPt-PT-005A-LTLFireability-08 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA ShieldIIPt-PT-005A-LTLFireability-06 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA ShieldIIPt-PT-005A-LTLFireability-10 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 1 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' '!(G((F(p0)&&F(G((p1&&(p1 U (p2||G(p1)))))))))'
Support contains 3 out of 98 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 98/98 places, 72/72 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 97 transition count 70
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 95 transition count 70
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 93 transition count 69
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 6 place count 93 transition count 68
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 8 place count 92 transition count 68
Applied a total of 8 rules in 30 ms. Remains 92 /98 variables (removed 6) and now considering 68/72 (removed 4) transitions.
// Phase 1: matrix 68 rows 92 cols
[2023-03-21 21:47:45] [INFO ] Computed 44 place invariants in 1 ms
[2023-03-21 21:47:46] [INFO ] Implicit Places using invariants in 613 ms returned [81]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 623 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 91/98 places, 68/72 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 90 transition count 67
Applied a total of 2 rules in 7 ms. Remains 90 /91 variables (removed 1) and now considering 67/68 (removed 1) transitions.
// Phase 1: matrix 67 rows 90 cols
[2023-03-21 21:47:46] [INFO ] Computed 43 place invariants in 1 ms
[2023-03-21 21:47:46] [INFO ] Implicit Places using invariants in 465 ms returned []
[2023-03-21 21:47:46] [INFO ] Invariant cache hit.
[2023-03-21 21:47:49] [INFO ] Implicit Places using invariants and state equation in 2393 ms returned []
Implicit Place search using SMT with State Equation took 2877 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 90/98 places, 67/72 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3537 ms. Remains : 90/98 places, 67/72 transitions.
Stuttering acceptance computed with spot in 426 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : ShieldIIPt-PT-005A-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}, { cond=(AND p1 (NOT p2)), acceptance={} source=0 dest: 3}], [{ cond=(NOT p0), acceptance={0, 1} source=1 dest: 1}], [{ cond=p1, acceptance={0} source=2 dest: 2}, { cond=(NOT p1), acceptance={0, 1} source=2 dest: 2}, { cond=(AND p1 (NOT p2)), acceptance={1} source=2 dest: 3}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={0, 1} source=3 dest: 2}, { cond=(AND p1 (NOT p2)), acceptance={1} source=3 dest: 3}]], initial=0, aps=[p0:(EQ s19 0), p1:(NEQ s38 1), p2:(NEQ s53 1)], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null][true, true, true, true]]
Product exploration explored 100000 steps with 967 reset in 449 ms.
Stack based approach found an accepted trace after 83 steps with 0 reset with depth 84 and stack size 78 in 1 ms.
FORMULA ShieldIIPt-PT-005A-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-005A-LTLFireability-00 finished in 4567 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((G(F(p0)) U p1)))))'
Support contains 4 out of 98 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 98/98 places, 72/72 transitions.
Applied a total of 0 rules in 4 ms. Remains 98 /98 variables (removed 0) and now considering 72/72 (removed 0) transitions.
// Phase 1: matrix 72 rows 98 cols
[2023-03-21 21:47:50] [INFO ] Computed 46 place invariants in 1 ms
[2023-03-21 21:47:50] [INFO ] Implicit Places using invariants in 269 ms returned []
[2023-03-21 21:47:50] [INFO ] Invariant cache hit.
[2023-03-21 21:47:50] [INFO ] Implicit Places using invariants and state equation in 131 ms returned []
Implicit Place search using SMT with State Equation took 404 ms to find 0 implicit places.
[2023-03-21 21:47:50] [INFO ] Invariant cache hit.
[2023-03-21 21:47:50] [INFO ] Dead Transitions using invariants and state equation in 179 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 589 ms. Remains : 98/98 places, 72/72 transitions.
Stuttering acceptance computed with spot in 396 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-005A-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=(NOT p1), acceptance={0} source=3 dest: 3}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=3 dest: 4}, { cond=(NOT p1), acceptance={0} source=3 dest: 5}], [{ cond=(NOT p0), acceptance={0} source=4 dest: 4}], [{ cond=(NOT p0), acceptance={} source=5 dest: 4}, { cond=true, acceptance={} source=5 dest: 5}]], initial=0, aps=[p1:(AND (EQ s68 1) (EQ s72 1) (EQ s78 1)), p0:(EQ s90 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 2446 reset in 300 ms.
Stack based approach found an accepted trace after 40 steps with 1 reset with depth 15 and stack size 15 in 1 ms.
FORMULA ShieldIIPt-PT-005A-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-005A-LTLFireability-02 finished in 1330 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((!p0&&X((X(F((!p1||X(!p2))))||G(!p0)))))))'
Support contains 7 out of 98 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 98/98 places, 72/72 transitions.
Applied a total of 0 rules in 7 ms. Remains 98 /98 variables (removed 0) and now considering 72/72 (removed 0) transitions.
[2023-03-21 21:47:51] [INFO ] Invariant cache hit.
[2023-03-21 21:47:51] [INFO ] Implicit Places using invariants in 526 ms returned []
[2023-03-21 21:47:51] [INFO ] Invariant cache hit.
[2023-03-21 21:47:52] [INFO ] Implicit Places using invariants and state equation in 173 ms returned []
Implicit Place search using SMT with State Equation took 702 ms to find 0 implicit places.
[2023-03-21 21:47:52] [INFO ] Invariant cache hit.
[2023-03-21 21:47:52] [INFO ] Dead Transitions using invariants and state equation in 132 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 866 ms. Remains : 98/98 places, 72/72 transitions.
Stuttering acceptance computed with spot in 654 ms :[true, (AND p1 p2), (AND p1 p2), p0, (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0), p0, p0]
Running random walk in product with property : ShieldIIPt-PT-005A-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p1, acceptance={} source=1 dest: 2}], [{ cond=(AND p1 p2), acceptance={0} source=2 dest: 2}], [{ cond=p0, acceptance={} source=3 dest: 0}, { cond=(NOT p0), acceptance={} source=3 dest: 4}], [{ cond=p0, acceptance={} source=4 dest: 1}, { cond=(NOT p0), acceptance={} source=4 dest: 5}], [{ cond=(AND p0 p1), acceptance={} source=5 dest: 2}, { cond=(AND (NOT p0) p1), acceptance={} source=5 dest: 6}], [{ cond=(AND p0 p1 p2), acceptance={} source=6 dest: 2}, { cond=(AND (NOT p0) p1 p2), acceptance={} source=6 dest: 6}], [{ cond=true, acceptance={} source=7 dest: 8}], [{ cond=true, acceptance={} source=8 dest: 3}]], initial=7, aps=[p1:(AND (EQ s80 1) (EQ s93 1)), p2:(AND (EQ s46 1) (EQ s57 1)), p0:(AND (EQ s87 1) (EQ s91 1) (EQ s97 1) (EQ s80 1) (EQ s93 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 19228 reset in 177 ms.
Product exploration explored 100000 steps with 19237 reset in 230 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 172 ms. Reduced automaton from 9 states, 13 edges and 3 AP (stutter sensitive) to 8 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 653 ms :[(AND p1 p2), (AND p1 p2), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0)]
Finished random walk after 4993 steps, including 1 resets, run visited all 7 properties in 73 ms. (steps per millisecond=68 )
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F (AND p1 (NOT p0))), (F (AND p1 p0)), (F (AND p1 p2 (NOT p0))), (F (AND p1 p2 p0)), (F (AND p1 p2)), (F p0), (F p1)]
Knowledge based reduction with 2 factoid took 445 ms. Reduced automaton from 8 states, 11 edges and 3 AP (stutter sensitive) to 8 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 409 ms :[(AND p1 p2), (AND p1 p2), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0)]
Stuttering acceptance computed with spot in 520 ms :[(AND p1 p2), (AND p1 p2), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0)]
Support contains 7 out of 98 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 98/98 places, 72/72 transitions.
Applied a total of 0 rules in 4 ms. Remains 98 /98 variables (removed 0) and now considering 72/72 (removed 0) transitions.
[2023-03-21 21:47:55] [INFO ] Invariant cache hit.
[2023-03-21 21:47:55] [INFO ] Implicit Places using invariants in 139 ms returned []
[2023-03-21 21:47:55] [INFO ] Invariant cache hit.
[2023-03-21 21:47:55] [INFO ] Implicit Places using invariants and state equation in 171 ms returned []
Implicit Place search using SMT with State Equation took 325 ms to find 0 implicit places.
[2023-03-21 21:47:55] [INFO ] Invariant cache hit.
[2023-03-21 21:47:56] [INFO ] Dead Transitions using invariants and state equation in 251 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 582 ms. Remains : 98/98 places, 72/72 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 131 ms. Reduced automaton from 8 states, 11 edges and 3 AP (stutter sensitive) to 8 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 456 ms :[(AND p1 p2), (AND p1 p2), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0)]
Finished random walk after 9349 steps, including 2 resets, run visited all 7 properties in 69 ms. (steps per millisecond=135 )
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0)), true]
False Knowledge obtained : [(F (AND p1 (NOT p0))), (F (AND p1 p0)), (F (AND p1 p2 (NOT p0))), (F (AND p1 p2 p0)), (F (AND p1 p2)), (F p0), (F p1)]
Knowledge based reduction with 2 factoid took 367 ms. Reduced automaton from 8 states, 11 edges and 3 AP (stutter sensitive) to 8 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 387 ms :[(AND p1 p2), (AND p1 p2), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0)]
Stuttering acceptance computed with spot in 419 ms :[(AND p1 p2), (AND p1 p2), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0)]
Stuttering acceptance computed with spot in 447 ms :[(AND p1 p2), (AND p1 p2), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0)]
Product exploration explored 100000 steps with 19234 reset in 179 ms.
Product exploration explored 100000 steps with 19241 reset in 175 ms.
Applying partial POR strategy [true, false, false, false, true, false, false, false]
Stuttering acceptance computed with spot in 522 ms :[(AND p1 p2), (AND p1 p2), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0), (AND p1 p2 p0)]
Support contains 7 out of 98 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 98/98 places, 72/72 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 98 transition count 72
Deduced a syphon composed of 1 places in 0 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 98 transition count 72
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 1 rules in 33 ms. Remains 98 /98 variables (removed 0) and now considering 72/72 (removed 0) transitions.
[2023-03-21 21:47:59] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 72 rows 98 cols
[2023-03-21 21:47:59] [INFO ] Computed 46 place invariants in 1 ms
[2023-03-21 21:47:59] [INFO ] Dead Transitions using invariants and state equation in 96 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 98/98 places, 72/72 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 139 ms. Remains : 98/98 places, 72/72 transitions.
Support contains 7 out of 98 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 98/98 places, 72/72 transitions.
Applied a total of 0 rules in 2 ms. Remains 98 /98 variables (removed 0) and now considering 72/72 (removed 0) transitions.
// Phase 1: matrix 72 rows 98 cols
[2023-03-21 21:47:59] [INFO ] Computed 46 place invariants in 1 ms
[2023-03-21 21:47:59] [INFO ] Implicit Places using invariants in 65 ms returned []
[2023-03-21 21:47:59] [INFO ] Invariant cache hit.
[2023-03-21 21:47:59] [INFO ] Implicit Places using invariants and state equation in 153 ms returned []
Implicit Place search using SMT with State Equation took 219 ms to find 0 implicit places.
[2023-03-21 21:47:59] [INFO ] Invariant cache hit.
[2023-03-21 21:48:00] [INFO ] Dead Transitions using invariants and state equation in 79 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 303 ms. Remains : 98/98 places, 72/72 transitions.
Treatment of property ShieldIIPt-PT-005A-LTLFireability-03 finished in 8779 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)||(G(p1)&&X(X((p2&&F(p3)))))))'
Support contains 7 out of 98 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 98/98 places, 72/72 transitions.
Applied a total of 0 rules in 3 ms. Remains 98 /98 variables (removed 0) and now considering 72/72 (removed 0) transitions.
[2023-03-21 21:48:00] [INFO ] Invariant cache hit.
[2023-03-21 21:48:00] [INFO ] Implicit Places using invariants in 89 ms returned []
[2023-03-21 21:48:00] [INFO ] Invariant cache hit.
[2023-03-21 21:48:00] [INFO ] Implicit Places using invariants and state equation in 108 ms returned []
Implicit Place search using SMT with State Equation took 215 ms to find 0 implicit places.
[2023-03-21 21:48:00] [INFO ] Invariant cache hit.
[2023-03-21 21:48:00] [INFO ] Dead Transitions using invariants and state equation in 71 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 290 ms. Remains : 98/98 places, 72/72 transitions.
Stuttering acceptance computed with spot in 478 ms :[(NOT p1), (OR (NOT p1) (NOT p2) (NOT p3)), (OR (NOT p1) (NOT p3)), true, (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p3))), (NOT p0), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p3)))]
Running random walk in product with property : ShieldIIPt-PT-005A-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 3}], [{ cond=(AND p1 p2 p3), acceptance={} source=1 dest: 0}, { cond=(AND p1 p2 (NOT p3)), acceptance={} source=1 dest: 2}, { cond=(OR (NOT p1) (NOT p2)), acceptance={} source=1 dest: 3}], [{ cond=(AND p1 p3), acceptance={0} source=2 dest: 0}, { cond=(AND p1 (NOT p3)), acceptance={0} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 3}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(NOT p1), acceptance={} source=4 dest: 5}, { cond=p1, acceptance={} source=4 dest: 6}], [{ cond=(NOT p0), acceptance={} source=5 dest: 3}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=6 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=6 dest: 3}]], initial=4, aps=[p1:(AND (EQ s14 1) (EQ s29 1)), p2:(EQ s75 1), p3:(AND (EQ s27 1) (EQ s38 1)), p0:(OR (EQ s81 0) (EQ s92 0))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 231 ms.
Product exploration explored 100000 steps with 50000 reset in 226 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p3) p0), (X p0), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), true, (X (X (NOT (AND p1 p2 p3)))), (X (X (NOT (AND p1 p2 (NOT p3))))), (X (X (OR (NOT p1) (NOT p2))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 8 factoid took 208 ms. Reduced automaton from 7 states, 14 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldIIPt-PT-005A-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldIIPt-PT-005A-LTLFireability-04 finished in 1460 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((!p0 U p1)))||(p2 U G(p0))))'
Support contains 5 out of 98 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 98/98 places, 72/72 transitions.
Applied a total of 0 rules in 2 ms. Remains 98 /98 variables (removed 0) and now considering 72/72 (removed 0) transitions.
[2023-03-21 21:48:01] [INFO ] Invariant cache hit.
[2023-03-21 21:48:01] [INFO ] Implicit Places using invariants in 94 ms returned []
[2023-03-21 21:48:01] [INFO ] Invariant cache hit.
[2023-03-21 21:48:01] [INFO ] Implicit Places using invariants and state equation in 163 ms returned []
Implicit Place search using SMT with State Equation took 272 ms to find 0 implicit places.
[2023-03-21 21:48:01] [INFO ] Invariant cache hit.
[2023-03-21 21:48:01] [INFO ] Dead Transitions using invariants and state equation in 84 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 383 ms. Remains : 98/98 places, 72/72 transitions.
Stuttering acceptance computed with spot in 597 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), true, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-005A-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p0) (NOT p2)), acceptance={} source=0 dest: 1}, { cond=p2, acceptance={} source=0 dest: 2}, { cond=(AND p0 (NOT p2)), acceptance={} source=0 dest: 3}], [{ cond=true, acceptance={} source=1 dest: 4}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={} source=2 dest: 4}, { cond=p2, acceptance={} source=2 dest: 6}, { cond=(AND p0 (NOT p2)), acceptance={} source=2 dest: 7}], [{ cond=(NOT p0), acceptance={} source=3 dest: 4}, { cond=p0, acceptance={} source=3 dest: 7}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=4 dest: 4}, { cond=(AND p0 (NOT p1)), acceptance={} source=4 dest: 5}], [{ cond=true, acceptance={0} source=5 dest: 5}], [{ cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=6 dest: 4}, { cond=(AND (NOT p0) p2 (NOT p1)), acceptance={0} source=6 dest: 6}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={} source=6 dest: 8}, { cond=(AND p0 p2 (NOT p1)), acceptance={} source=6 dest: 9}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=7 dest: 4}, { cond=(AND p0 (NOT p1)), acceptance={} source=7 dest: 8}], [{ cond=(NOT p0), acceptance={} source=8 dest: 5}, { cond=p0, acceptance={} source=8 dest: 8}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={} source=9 dest: 5}, { cond=(AND p0 (NOT p2)), acceptance={} source=9 dest: 8}, { cond=(AND p0 p2), acceptance={} source=9 dest: 9}, { cond=(AND (NOT p0) p2), acceptance={0} source=9 dest: 9}]], initial=0, aps=[p0:(AND (EQ s1 1) (EQ s18 1)), p2:(AND (EQ s1 1) (EQ s18 1) (EQ s14 1) (EQ s29 1)), p1:(EQ s20 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 723 reset in 236 ms.
Stack based approach found an accepted trace after 7 steps with 0 reset with depth 8 and stack size 8 in 0 ms.
FORMULA ShieldIIPt-PT-005A-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-005A-LTLFireability-05 finished in 1234 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 98 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 98/98 places, 72/72 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 98 transition count 71
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 97 transition count 71
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
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 4 place count 96 transition count 70
Applied a total of 4 rules in 17 ms. Remains 96 /98 variables (removed 2) and now considering 70/72 (removed 2) transitions.
// Phase 1: matrix 70 rows 96 cols
[2023-03-21 21:48:02] [INFO ] Computed 46 place invariants in 4 ms
[2023-03-21 21:48:02] [INFO ] Implicit Places using invariants in 87 ms returned [88, 89]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 109 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 94/98 places, 70/72 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 94 transition count 69
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 2 place count 93 transition count 69
Applied a total of 2 rules in 4 ms. Remains 93 /94 variables (removed 1) and now considering 69/70 (removed 1) transitions.
// Phase 1: matrix 69 rows 93 cols
[2023-03-21 21:48:02] [INFO ] Computed 44 place invariants in 1 ms
[2023-03-21 21:48:03] [INFO ] Implicit Places using invariants in 143 ms returned [82]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 144 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 92/98 places, 69/72 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 91 transition count 68
Applied a total of 2 rules in 12 ms. Remains 91 /92 variables (removed 1) and now considering 68/69 (removed 1) transitions.
// Phase 1: matrix 68 rows 91 cols
[2023-03-21 21:48:03] [INFO ] Computed 43 place invariants in 1 ms
[2023-03-21 21:48:03] [INFO ] Implicit Places using invariants in 96 ms returned []
[2023-03-21 21:48:03] [INFO ] Invariant cache hit.
[2023-03-21 21:48:03] [INFO ] Implicit Places using invariants and state equation in 93 ms returned []
Implicit Place search using SMT with State Equation took 202 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 91/98 places, 68/72 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 493 ms. Remains : 91/98 places, 68/72 transitions.
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-005A-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 s80 1) (EQ s86 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 212 ms.
Stack based approach found an accepted trace after 5 steps with 0 reset with depth 6 and stack size 6 in 0 ms.
FORMULA ShieldIIPt-PT-005A-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-005A-LTLFireability-11 finished in 768 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0||G((X((F(G(p3))&&p2))&&p1)))))'
Support contains 7 out of 98 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 98/98 places, 72/72 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 98 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 2 place count 97 transition count 71
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 96 transition count 70
Applied a total of 4 rules in 19 ms. Remains 96 /98 variables (removed 2) and now considering 70/72 (removed 2) transitions.
// Phase 1: matrix 70 rows 96 cols
[2023-03-21 21:48:03] [INFO ] Computed 46 place invariants in 1 ms
[2023-03-21 21:48:03] [INFO ] Implicit Places using invariants in 87 ms returned [88, 89]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 88 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 94/98 places, 70/72 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 94 transition count 69
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 93 transition count 69
Applied a total of 2 rules in 5 ms. Remains 93 /94 variables (removed 1) and now considering 69/70 (removed 1) transitions.
// Phase 1: matrix 69 rows 93 cols
[2023-03-21 21:48:03] [INFO ] Computed 44 place invariants in 1 ms
[2023-03-21 21:48:03] [INFO ] Implicit Places using invariants in 116 ms returned [82]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 117 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 92/98 places, 69/72 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 91 transition count 68
Applied a total of 2 rules in 5 ms. Remains 91 /92 variables (removed 1) and now considering 68/69 (removed 1) transitions.
// Phase 1: matrix 68 rows 91 cols
[2023-03-21 21:48:03] [INFO ] Computed 43 place invariants in 0 ms
[2023-03-21 21:48:03] [INFO ] Implicit Places using invariants in 114 ms returned []
[2023-03-21 21:48:03] [INFO ] Invariant cache hit.
[2023-03-21 21:48:04] [INFO ] Implicit Places using invariants and state equation in 111 ms returned []
Implicit Place search using SMT with State Equation took 240 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 91/98 places, 68/72 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 480 ms. Remains : 91/98 places, 68/72 transitions.
Stuttering acceptance computed with spot in 125 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p3))), (AND (NOT p0) (NOT p3))]
Running random walk in product with property : ShieldIIPt-PT-005A-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(AND p1 (NOT p0) p2), acceptance={} source=0 dest: 0}, { cond=(OR (AND (NOT p1) (NOT p0)) (AND (NOT p0) (NOT p2))), acceptance={0} source=0 dest: 0}, { cond=(AND p1 (NOT p0) p2 (NOT p3)), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p0) p3), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p3)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(AND (EQ s79 1) (EQ s89 1)), p0:(AND (EQ s45 1) (EQ s47 1)), p2:(AND (EQ s25 1) (EQ s34 1)), p3:(OR (EQ s85 1) (EQ s25 0) (EQ s34 0))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 661 reset in 297 ms.
Stack based approach found an accepted trace after 14 steps with 0 reset with depth 15 and stack size 15 in 0 ms.
FORMULA ShieldIIPt-PT-005A-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-005A-LTLFireability-12 finished in 939 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))))'
Support contains 1 out of 98 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 98/98 places, 72/72 transitions.
Applied a total of 0 rules in 2 ms. Remains 98 /98 variables (removed 0) and now considering 72/72 (removed 0) transitions.
// Phase 1: matrix 72 rows 98 cols
[2023-03-21 21:48:04] [INFO ] Computed 46 place invariants in 2 ms
[2023-03-21 21:48:04] [INFO ] Implicit Places using invariants in 126 ms returned []
[2023-03-21 21:48:04] [INFO ] Invariant cache hit.
[2023-03-21 21:48:04] [INFO ] Implicit Places using invariants and state equation in 122 ms returned []
Implicit Place search using SMT with State Equation took 251 ms to find 0 implicit places.
[2023-03-21 21:48:04] [INFO ] Invariant cache hit.
[2023-03-21 21:48:04] [INFO ] Dead Transitions using invariants and state equation in 83 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 346 ms. Remains : 98/98 places, 72/72 transitions.
Stuttering acceptance computed with spot in 151 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-005A-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=2, aps=[p0:(EQ s73 0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 33333 reset in 170 ms.
Product exploration explored 100000 steps with 33333 reset in 220 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (X p0))
Knowledge based reduction with 2 factoid took 109 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldIIPt-PT-005A-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldIIPt-PT-005A-LTLFireability-13 finished in 1024 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 U !p1)||G(p2)))))'
Support contains 3 out of 98 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 98/98 places, 72/72 transitions.
Applied a total of 0 rules in 1 ms. Remains 98 /98 variables (removed 0) and now considering 72/72 (removed 0) transitions.
[2023-03-21 21:48:05] [INFO ] Invariant cache hit.
[2023-03-21 21:48:05] [INFO ] Implicit Places using invariants in 114 ms returned []
[2023-03-21 21:48:05] [INFO ] Invariant cache hit.
[2023-03-21 21:48:05] [INFO ] Implicit Places using invariants and state equation in 122 ms returned []
Implicit Place search using SMT with State Equation took 247 ms to find 0 implicit places.
[2023-03-21 21:48:05] [INFO ] Invariant cache hit.
[2023-03-21 21:48:05] [INFO ] Dead Transitions using invariants and state equation in 82 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 348 ms. Remains : 98/98 places, 72/72 transitions.
Stuttering acceptance computed with spot in 86 ms :[(AND (NOT p2) p1), (AND (NOT p2) p1)]
Running random walk in product with property : ShieldIIPt-PT-005A-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=(AND p2 p1), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p2) p1), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}]], initial=1, aps=[p2:(AND (EQ s83 1) (EQ s85 1)), p1:(NEQ s39 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 1394 reset in 183 ms.
Stack based approach found an accepted trace after 26 steps with 1 reset with depth 5 and stack size 5 in 1 ms.
FORMULA ShieldIIPt-PT-005A-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-005A-LTLFireability-14 finished in 644 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||(p1 U p2)))))'
Support contains 5 out of 98 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 98/98 places, 72/72 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 98 transition count 71
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 97 transition count 71
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 96 transition count 70
Applied a total of 4 rules in 4 ms. Remains 96 /98 variables (removed 2) and now considering 70/72 (removed 2) transitions.
// Phase 1: matrix 70 rows 96 cols
[2023-03-21 21:48:06] [INFO ] Computed 46 place invariants in 10 ms
[2023-03-21 21:48:06] [INFO ] Implicit Places using invariants in 121 ms returned [88, 89]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 123 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 94/98 places, 70/72 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 94 transition count 69
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 93 transition count 69
Applied a total of 2 rules in 6 ms. Remains 93 /94 variables (removed 1) and now considering 69/70 (removed 1) transitions.
// Phase 1: matrix 69 rows 93 cols
[2023-03-21 21:48:06] [INFO ] Computed 44 place invariants in 1 ms
[2023-03-21 21:48:06] [INFO ] Implicit Places using invariants in 75 ms returned [82]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 80 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 92/98 places, 69/72 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 91 transition count 68
Applied a total of 2 rules in 4 ms. Remains 91 /92 variables (removed 1) and now considering 68/69 (removed 1) transitions.
// Phase 1: matrix 68 rows 91 cols
[2023-03-21 21:48:06] [INFO ] Computed 43 place invariants in 1 ms
[2023-03-21 21:48:06] [INFO ] Implicit Places using invariants in 97 ms returned []
[2023-03-21 21:48:06] [INFO ] Invariant cache hit.
[2023-03-21 21:48:06] [INFO ] Implicit Places using invariants and state equation in 110 ms returned []
Implicit Place search using SMT with State Equation took 211 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 91/98 places, 68/72 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 428 ms. Remains : 91/98 places, 68/72 transitions.
Stuttering acceptance computed with spot in 93 ms :[(AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0))]
Running random walk in product with property : ShieldIIPt-PT-005A-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p2:(AND (EQ s69 1) (EQ s87 1)), p0:(AND (EQ s30 1) (EQ s34 1) (EQ s40 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 21398 reset in 219 ms.
Stack based approach found an accepted trace after 388 steps with 89 reset with depth 10 and stack size 10 in 1 ms.
FORMULA ShieldIIPt-PT-005A-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-005A-LTLFireability-15 finished in 764 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((!p0&&X((X(F((!p1||X(!p2))))||G(!p0)))))))'
[2023-03-21 21:48:07] [INFO ] Flatten gal took : 19 ms
[2023-03-21 21:48:07] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 5 ms.
[2023-03-21 21:48:07] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 98 places, 72 transitions and 304 arcs took 2 ms.
Total runtime 25917 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1204/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : ShieldIIPt-PT-005A-LTLFireability-03

BK_STOP 1679435287633

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2023
ltl formula name ShieldIIPt-PT-005A-LTLFireability-03
ltl formula formula --ltl=/tmp/1204/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 98 places, 72 transitions and 304 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.020 real 0.000 user 0.010 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1204/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1204/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1204/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1204/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 9 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="ShieldIIPt-PT-005A"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is ShieldIIPt-PT-005A, 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 r393-oct2-167903716800244"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldIIPt-PT-005A.tgz
mv ShieldIIPt-PT-005A 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 ;