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.r071-smll-167814398200564.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 lolaxred
Input is CloudOpsManagement-PT-20480by10240, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r071-smll-167814398200564
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 504K
-rw-r--r-- 1 mcc users 11K Feb 26 01:04 CTLCardinality.txt
-rw-r--r-- 1 mcc users 100K Feb 26 01:04 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Feb 26 01:02 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Feb 26 01:02 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 4.7K Feb 25 15:46 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 15:46 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Feb 25 15:46 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 15:46 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Feb 26 01:05 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 127K Feb 26 01:05 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.1K Feb 26 01:04 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K Feb 26 01:04 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Feb 25 15:46 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Feb 25 15:46 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 13 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 17K 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 CloudOpsManagement-PT-20480by10240-LTLFireability-00
FORMULA_NAME CloudOpsManagement-PT-20480by10240-LTLFireability-01
FORMULA_NAME CloudOpsManagement-PT-20480by10240-LTLFireability-02
FORMULA_NAME CloudOpsManagement-PT-20480by10240-LTLFireability-03
FORMULA_NAME CloudOpsManagement-PT-20480by10240-LTLFireability-04
FORMULA_NAME CloudOpsManagement-PT-20480by10240-LTLFireability-05
FORMULA_NAME CloudOpsManagement-PT-20480by10240-LTLFireability-06
FORMULA_NAME CloudOpsManagement-PT-20480by10240-LTLFireability-07
FORMULA_NAME CloudOpsManagement-PT-20480by10240-LTLFireability-08
FORMULA_NAME CloudOpsManagement-PT-20480by10240-LTLFireability-09
FORMULA_NAME CloudOpsManagement-PT-20480by10240-LTLFireability-10
FORMULA_NAME CloudOpsManagement-PT-20480by10240-LTLFireability-11
FORMULA_NAME CloudOpsManagement-PT-20480by10240-LTLFireability-12
FORMULA_NAME CloudOpsManagement-PT-20480by10240-LTLFireability-13
FORMULA_NAME CloudOpsManagement-PT-20480by10240-LTLFireability-14
FORMULA_NAME CloudOpsManagement-PT-20480by10240-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678309326171

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=lolaxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudOpsManagement-PT-20480by10240
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-08 21:02:09] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-08 21:02:09] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-08 21:02:10] [INFO ] Load time of PNML (sax parser for PT used): 56 ms
[2023-03-08 21:02:10] [INFO ] Transformed 27 places.
[2023-03-08 21:02:10] [INFO ] Transformed 29 transitions.
[2023-03-08 21:02:10] [INFO ] Parsed PT model containing 27 places and 29 transitions and 94 arcs in 204 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 16 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
FORMULA CloudOpsManagement-PT-20480by10240-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudOpsManagement-PT-20480by10240-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudOpsManagement-PT-20480by10240-LTLFireability-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudOpsManagement-PT-20480by10240-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudOpsManagement-PT-20480by10240-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 22 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 29/29 transitions.
Applied a total of 0 rules in 19 ms. Remains 27 /27 variables (removed 0) and now considering 29/29 (removed 0) transitions.
// Phase 1: matrix 29 rows 27 cols
[2023-03-08 21:02:10] [INFO ] Computed 11 place invariants in 7 ms
[2023-03-08 21:02:10] [INFO ] Implicit Places using invariants in 279 ms returned [19]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 342 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 26/27 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 26 /26 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 362 ms. Remains : 26/27 places, 29/29 transitions.
Support contains 22 out of 26 places after structural reductions.
[2023-03-08 21:02:11] [INFO ] Flatten gal took : 41 ms
[2023-03-08 21:02:11] [INFO ] Flatten gal took : 15 ms
[2023-03-08 21:02:11] [INFO ] Input system was already deterministic with 29 transitions.
Incomplete random walk after 10241 steps, including 0 resets, run finished after 43 ms. (steps per millisecond=238 ) properties (out of 18) seen :2
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 16) seen :13
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=27 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
// Phase 1: matrix 29 rows 26 cols
[2023-03-08 21:02:11] [INFO ] Computed 10 place invariants in 2 ms
[2023-03-08 21:02:11] [INFO ] [Real]Absence check using 10 positive place invariants in 6 ms returned sat
[2023-03-08 21:02:11] [INFO ] After 198ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-08 21:02:11] [INFO ] [Nat]Absence check using 10 positive place invariants in 6 ms returned sat
[2023-03-08 21:02:11] [INFO ] After 57ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-08 21:02:11] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-08 21:02:11] [INFO ] After 16ms SMT Verify possible using 3 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-08 21:02:11] [INFO ] After 43ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 20 ms.
[2023-03-08 21:02:11] [INFO ] After 211ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Fused 3 Parikh solutions to 2 different solutions.
Finished Parikh walk after 40822 steps, including 0 resets, run visited all 3 properties in 828 ms. (steps per millisecond=49 )
Parikh walk visited 3 properties in 831 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((F(p0)||(G(F(p1)) U p2)))))'
Support contains 5 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 29/29 transitions.
Applied a total of 0 rules in 2 ms. Remains 26 /26 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2023-03-08 21:02:13] [INFO ] Invariant cache hit.
[2023-03-08 21:02:13] [INFO ] Implicit Places using invariants in 71 ms returned [16, 22]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 73 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/26 places, 29/29 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 78 ms. Remains : 24/26 places, 29/29 transitions.
Stuttering acceptance computed with spot in 573 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : CloudOpsManagement-PT-20480by10240-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={0} source=2 dest: 3}, { cond=(AND (NOT p0) (NOT p2)), acceptance={0} source=2 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=3 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=4 dest: 3}, { cond=(NOT p0), acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(OR (LT s3 1) (LT s4 1)), p2:(GEQ s21 1), p1:(AND (GEQ s0 1) (GEQ s23 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][false, false, false, false, false]]
Stuttering criterion allowed to conclude after 60 steps with 15 reset in 12 ms.
FORMULA CloudOpsManagement-PT-20480by10240-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-20480by10240-LTLFireability-00 finished in 780 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 1 out of 26 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 26/26 places, 29/29 transitions.
Graph (trivial) has 9 edges and 26 vertex of which 7 / 26 are part of one of the 3 SCC in 8 ms
Free SCC test removed 4 places
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 22 transition count 23
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 22 transition count 22
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 5 place count 20 transition count 22
Applied a total of 5 rules in 27 ms. Remains 20 /26 variables (removed 6) and now considering 22/29 (removed 7) transitions.
[2023-03-08 21:02:13] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
// Phase 1: matrix 19 rows 20 cols
[2023-03-08 21:02:13] [INFO ] Computed 9 place invariants in 1 ms
[2023-03-08 21:02:13] [INFO ] Implicit Places using invariants in 58 ms returned [15]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 60 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 19/26 places, 22/29 transitions.
Graph (trivial) has 6 edges and 19 vertex of which 2 / 19 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Applied a total of 1 rules in 3 ms. Remains 18 /19 variables (removed 1) and now considering 21/22 (removed 1) transitions.
[2023-03-08 21:02:13] [INFO ] Flow matrix only has 17 transitions (discarded 4 similar events)
// Phase 1: matrix 17 rows 18 cols
[2023-03-08 21:02:13] [INFO ] Computed 8 place invariants in 2 ms
[2023-03-08 21:02:13] [INFO ] Implicit Places using invariants in 54 ms returned []
[2023-03-08 21:02:13] [INFO ] Flow matrix only has 17 transitions (discarded 4 similar events)
[2023-03-08 21:02:13] [INFO ] Invariant cache hit.
[2023-03-08 21:02:13] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-08 21:02:14] [INFO ] Implicit Places using invariants and state equation in 95 ms returned []
Implicit Place search using SMT with State Equation took 156 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 18/26 places, 21/29 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 247 ms. Remains : 18/26 places, 21/29 transitions.
Stuttering acceptance computed with spot in 181 ms :[(NOT p0)]
Running random walk in product with property : CloudOpsManagement-PT-20480by10240-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(LT s12 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 58 steps with 0 reset in 2 ms.
FORMULA CloudOpsManagement-PT-20480by10240-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-20480by10240-LTLFireability-01 finished in 453 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 26 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 26/26 places, 29/29 transitions.
Graph (trivial) has 9 edges and 26 vertex of which 7 / 26 are part of one of the 3 SCC in 0 ms
Free SCC test removed 4 places
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 22 transition count 23
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 22 transition count 22
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 5 place count 20 transition count 22
Applied a total of 5 rules in 9 ms. Remains 20 /26 variables (removed 6) and now considering 22/29 (removed 7) transitions.
[2023-03-08 21:02:14] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
// Phase 1: matrix 19 rows 20 cols
[2023-03-08 21:02:14] [INFO ] Computed 9 place invariants in 1 ms
[2023-03-08 21:02:14] [INFO ] Implicit Places using invariants in 54 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 56 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 19/26 places, 22/29 transitions.
Applied a total of 0 rules in 2 ms. Remains 19 /19 variables (removed 0) and now considering 22/22 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 68 ms. Remains : 19/26 places, 22/29 transitions.
Stuttering acceptance computed with spot in 104 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudOpsManagement-PT-20480by10240-LTLFireability-03 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:(LT s15 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 29 steps with 0 reset in 1 ms.
FORMULA CloudOpsManagement-PT-20480by10240-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-20480by10240-LTLFireability-03 finished in 194 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(((X(!p0) U ((p1&&X(!p0))||X(G(!p0)))) U (G((X(!p0) U ((p1&&X(!p0))||X(G(!p0)))))||(p2&&(X(!p0) U ((p1&&X(!p0))||X(G(!p0))))))))))'
Support contains 4 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 26 /26 variables (removed 0) and now considering 29/29 (removed 0) transitions.
// Phase 1: matrix 29 rows 26 cols
[2023-03-08 21:02:14] [INFO ] Computed 10 place invariants in 2 ms
[2023-03-08 21:02:14] [INFO ] Implicit Places using invariants in 64 ms returned [16, 22]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 65 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/26 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 68 ms. Remains : 24/26 places, 29/29 transitions.
Stuttering acceptance computed with spot in 248 ms :[p0, p0, p0, false]
Running random walk in product with property : CloudOpsManagement-PT-20480by10240-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p2), acceptance={1} source=1 dest: 1}, { cond=true, acceptance={0, 1} source=1 dest: 2}, { cond=(NOT p1), acceptance={0, 1} source=1 dest: 3}], [{ cond=(AND (NOT p2) p0), acceptance={1} source=2 dest: 1}, { cond=p0, acceptance={0, 1} source=2 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={0, 1} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=3 dest: 2}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p2:(LT s2 1), p1:(LT s17 1), p0:(AND (GEQ s8 1) (GEQ s9 1))], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Stuttering criterion allowed to conclude after 20 steps with 0 reset in 1 ms.
FORMULA CloudOpsManagement-PT-20480by10240-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-20480by10240-LTLFireability-04 finished in 358 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((X(X((!p0&&G(p1))))||G(p2))))'
Support contains 5 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 26 /26 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2023-03-08 21:02:14] [INFO ] Invariant cache hit.
[2023-03-08 21:02:14] [INFO ] Implicit Places using invariants in 56 ms returned [22]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 57 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 25/26 places, 29/29 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 61 ms. Remains : 25/26 places, 29/29 transitions.
Stuttering acceptance computed with spot in 489 ms :[(OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (OR (NOT p1) p0), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (OR (NOT p1) p0), true, (NOT p1), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p2) (NOT p0) p1), false]
Running random walk in product with property : CloudOpsManagement-PT-20480by10240-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p2), acceptance={} source=0 dest: 1}, { cond=p2, acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=(NOT p2), acceptance={} source=2 dest: 3}, { cond=p2, acceptance={} source=2 dest: 6}], [{ cond=(OR p0 (NOT p1)), acceptance={} source=3 dest: 4}, { cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 5}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(NOT p1), acceptance={} source=5 dest: 4}, { cond=p1, acceptance={} source=5 dest: 5}], [{ cond=(OR (AND (NOT p2) p0) (AND (NOT p2) (NOT p1))), acceptance={} source=6 dest: 4}, { cond=(AND (NOT p2) (NOT p0) p1), acceptance={} source=6 dest: 5}, { cond=(OR (AND p2 p0) (AND p2 (NOT p1))), acceptance={} source=6 dest: 7}, { cond=(AND p2 (NOT p0) p1), acceptance={} source=6 dest: 8}], [{ cond=(AND (NOT p2) (NOT p0) p1), acceptance={} source=7 dest: 4}, { cond=(AND p2 (NOT p0) p1), acceptance={} source=7 dest: 7}], [{ cond=(AND (NOT p2) p0 p1), acceptance={} source=8 dest: 5}, { cond=(AND p2 p0 p1), acceptance={} source=8 dest: 8}]], initial=0, aps=[p2:(AND (GEQ s13 1) (GEQ s16 1)), p0:(LT s14 1), p1:(AND (GEQ s0 1) (GEQ s24 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-20480by10240-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-20480by10240-LTLFireability-06 finished in 580 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)||G((p2 U p3)))))))'
Support contains 5 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 26 /26 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2023-03-08 21:02:15] [INFO ] Invariant cache hit.
[2023-03-08 21:02:15] [INFO ] Implicit Places using invariants in 60 ms returned [16, 22]
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 : 24/26 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 65 ms. Remains : 24/26 places, 29/29 transitions.
Stuttering acceptance computed with spot in 269 ms :[(AND (NOT p0) p1 (NOT p3)), (AND (NOT p0) p1 (NOT p3)), (AND (NOT p0) p1 (NOT p3)), (AND (NOT p0) p1 (NOT p3))]
Running random walk in product with property : CloudOpsManagement-PT-20480by10240-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=(OR (AND (NOT p1) (NOT p0) p3) (AND (NOT p1) (NOT p0) p2)), acceptance={} source=0 dest: 0}, { cond=(OR (AND p1 (NOT p0) p3) (AND p1 (NOT p0) p2)), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0) (NOT p3) (NOT p2)), acceptance={1} source=0 dest: 0}, { cond=(AND p1 (NOT p0) (NOT p3) (NOT p2)), acceptance={0, 1} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0) (NOT p3) p2), acceptance={1} source=0 dest: 1}, { cond=(AND p1 (NOT p0) (NOT p3) p2), acceptance={0, 1} source=0 dest: 1}], [{ cond=(AND (NOT p1) (NOT p0) (NOT p3) (NOT p2)), acceptance={1} source=1 dest: 0}, { cond=(AND p1 (NOT p0) (NOT p3) (NOT p2)), acceptance={0, 1} source=1 dest: 0}, { cond=(AND (NOT p1) (NOT p0) (NOT p3) p2), acceptance={1} source=1 dest: 1}, { cond=(AND p1 (NOT p0) (NOT p3) p2), acceptance={0, 1} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 0}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p1:(OR (LT s3 1) (LT s4 1)), p0:(GEQ s3 1), p3:(AND (GEQ s6 1) (GEQ s23 1)), p2:(GEQ s18 1)], nbAcceptance=2, 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 18036 reset in 694 ms.
Product exploration explored 100000 steps with 18035 reset in 550 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 (NOT p0) p3 (NOT p2)), (X (X (NOT (AND p1 (NOT p0) (NOT p3) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p3) p2)))), (X (X (NOT (OR (AND (NOT p1) (NOT p0) p3) (AND (NOT p1) (NOT p0) p2))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p3) (NOT p2))))), (X (X (NOT (AND p1 (NOT p0) (NOT p3) p2))))]
False Knowledge obtained : [(X (X (OR (AND p1 (NOT p0) p3) (AND p1 (NOT p0) p2)))), (X (X (NOT (OR (AND p1 (NOT p0) p3) (AND p1 (NOT p0) p2)))))]
Knowledge based reduction with 6 factoid took 500 ms. Reduced automaton from 4 states, 12 edges and 4 AP (stutter sensitive) to 4 states, 12 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 271 ms :[(AND (NOT p0) p1 (NOT p3)), (AND (NOT p0) p1 (NOT p3)), (AND (NOT p0) p1 (NOT p3)), (AND (NOT p0) p1 (NOT p3))]
Incomplete random walk after 10241 steps, including 0 resets, run finished after 8 ms. (steps per millisecond=1280 ) properties (out of 6) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 84 ms. (steps per millisecond=119 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 57 ms. (steps per millisecond=175 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
// Phase 1: matrix 29 rows 24 cols
[2023-03-08 21:02:18] [INFO ] Computed 8 place invariants in 4 ms
[2023-03-08 21:02:18] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-08 21:02:18] [INFO ] After 39ms SMT Verify possible using all constraints in real domain returned unsat :3 sat :0 real:2
[2023-03-08 21:02:18] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-08 21:02:18] [INFO ] After 27ms SMT Verify possible using state equation in natural domain returned unsat :3 sat :2
[2023-03-08 21:02:18] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-08 21:02:18] [INFO ] After 9ms SMT Verify possible using 3 Read/Feed constraints in natural domain returned unsat :3 sat :2
[2023-03-08 21:02:18] [INFO ] After 21ms SMT Verify possible using trap constraints in natural domain returned unsat :3 sat :2
Attempting to minimize the solution found.
Minimization took 10 ms.
[2023-03-08 21:02:18] [INFO ] After 100ms SMT Verify possible using all constraints in natural domain returned unsat :3 sat :2
Fused 5 Parikh solutions to 2 different solutions.
Finished Parikh walk after 30727 steps, including 0 resets, run visited all 1 properties in 42 ms. (steps per millisecond=731 )
Parikh walk visited 2 properties in 807 ms.
Found 3 invariant AP formulas.
Knowledge obtained : [(AND p1 (NOT p0) p3 (NOT p2)), (X (X (NOT (AND p1 (NOT p0) (NOT p3) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p3) p2)))), (X (X (NOT (OR (AND (NOT p1) (NOT p0) p3) (AND (NOT p1) (NOT p0) p2))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p3) (NOT p2))))), (X (X (NOT (AND p1 (NOT p0) (NOT p3) p2)))), (G (NOT (AND (NOT p1) p2 (NOT p0) (NOT p3)))), (G (NOT (OR (AND (NOT p1) p2 (NOT p0)) (AND (NOT p1) (NOT p0) p3)))), (G (NOT (AND (NOT p1) (NOT p2) (NOT p0) (NOT p3))))]
False Knowledge obtained : [(X (X (OR (AND p1 (NOT p0) p3) (AND p1 (NOT p0) p2)))), (X (X (NOT (OR (AND p1 (NOT p0) p3) (AND p1 (NOT p0) p2))))), (F (AND p1 (NOT p2) (NOT p0) (NOT p3))), (F (AND p1 p2 (NOT p0) (NOT p3))), (F (NOT (OR (AND p1 p2 (NOT p0)) (AND p1 (NOT p0) p3))))]
Knowledge based reduction with 9 factoid took 753 ms. Reduced automaton from 4 states, 12 edges and 4 AP (stutter sensitive) to 4 states, 7 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 256 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) p1 (NOT p3)), (AND (NOT p0) p1 (NOT p3))]
Stuttering acceptance computed with spot in 251 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) p1 (NOT p3)), (AND (NOT p0) p1 (NOT p3))]
Support contains 5 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2023-03-08 21:02:20] [INFO ] Invariant cache hit.
[2023-03-08 21:02:20] [INFO ] Implicit Places using invariants in 59 ms returned []
[2023-03-08 21:02:20] [INFO ] Invariant cache hit.
[2023-03-08 21:02:20] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-08 21:02:20] [INFO ] Implicit Places using invariants and state equation in 83 ms returned []
Implicit Place search using SMT with State Equation took 148 ms to find 0 implicit places.
[2023-03-08 21:02:20] [INFO ] Invariant cache hit.
[2023-03-08 21:02:20] [INFO ] Dead Transitions using invariants and state equation in 77 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 229 ms. Remains : 24/24 places, 29/29 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) p3 p1), (X (OR p1 p0)), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p3))))), (X (X (NOT (AND (NOT p0) p2 (NOT p3)))))]
False Knowledge obtained : [(X (X (OR (AND (NOT p0) p2) (AND (NOT p0) p3)))), (X (X (NOT (OR (AND (NOT p0) p2) (AND (NOT p0) p3)))))]
Knowledge based reduction with 4 factoid took 325 ms. Reduced automaton from 4 states, 7 edges and 4 AP (stutter sensitive) to 4 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 231 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3))]
Incomplete random walk after 10241 steps, including 0 resets, run finished after 6 ms. (steps per millisecond=1706 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-08 21:02:21] [INFO ] Invariant cache hit.
[2023-03-08 21:02:21] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-08 21:02:21] [INFO ] After 46ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-08 21:02:21] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-08 21:02:21] [INFO ] After 33ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-08 21:02:21] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-08 21:02:21] [INFO ] After 16ms SMT Verify possible using 3 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-08 21:02:21] [INFO ] After 34ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-08 21:02:21] [INFO ] After 129ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Finished Parikh walk after 51208 steps, including 0 resets, run visited all 1 properties in 125 ms. (steps per millisecond=409 )
Parikh walk visited 2 properties in 626 ms.
Knowledge obtained : [(AND (NOT p0) (NOT p2) p3 p1), (X (OR p1 p0)), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p3))))), (X (X (NOT (AND (NOT p0) p2 (NOT p3)))))]
False Knowledge obtained : [(X (X (OR (AND (NOT p0) p2) (AND (NOT p0) p3)))), (X (X (NOT (OR (AND (NOT p0) p2) (AND (NOT p0) p3))))), (F (NOT (OR (AND (NOT p0) p2) (AND (NOT p0) p3)))), (F (AND (NOT p0) p2 (NOT p3))), (F (AND (NOT p0) (NOT p2) (NOT p3)))]
Knowledge based reduction with 4 factoid took 432 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 4 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 240 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3))]
Stuttering acceptance computed with spot in 238 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3))]
Stuttering acceptance computed with spot in 263 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3))]
Product exploration explored 100000 steps with 18080 reset in 383 ms.
Product exploration explored 100000 steps with 18113 reset in 309 ms.
Applying partial POR strategy [true, true, false, false]
Stuttering acceptance computed with spot in 228 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3))]
Support contains 4 out of 24 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 24/24 places, 29/29 transitions.
Graph (trivial) has 11 edges and 24 vertex of which 8 / 24 are part of one of the 3 SCC in 0 ms
Free SCC test removed 5 places
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Applied a total of 1 rules in 3 ms. Remains 19 /24 variables (removed 5) and now considering 22/29 (removed 7) transitions.
[2023-03-08 21:02:24] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-08 21:02:24] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
// Phase 1: matrix 19 rows 19 cols
[2023-03-08 21:02:24] [INFO ] Computed 8 place invariants in 1 ms
[2023-03-08 21:02:24] [INFO ] Dead Transitions using invariants and state equation in 76 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 19/24 places, 22/29 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 89 ms. Remains : 19/24 places, 22/29 transitions.
Support contains 4 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
// Phase 1: matrix 29 rows 24 cols
[2023-03-08 21:02:24] [INFO ] Computed 8 place invariants in 1 ms
[2023-03-08 21:02:24] [INFO ] Implicit Places using invariants in 43 ms returned []
[2023-03-08 21:02:24] [INFO ] Invariant cache hit.
[2023-03-08 21:02:24] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-08 21:02:24] [INFO ] Implicit Places using invariants and state equation in 69 ms returned []
Implicit Place search using SMT with State Equation took 114 ms to find 0 implicit places.
[2023-03-08 21:02:24] [INFO ] Invariant cache hit.
[2023-03-08 21:02:24] [INFO ] Dead Transitions using invariants and state equation in 58 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 174 ms. Remains : 24/24 places, 29/29 transitions.
Treatment of property CloudOpsManagement-PT-20480by10240-LTLFireability-07 finished in 9658 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 26 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 26/26 places, 29/29 transitions.
Graph (trivial) has 11 edges and 26 vertex of which 9 / 26 are part of one of the 4 SCC in 1 ms
Free SCC test removed 5 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 21 transition count 21
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 5 place count 21 transition count 19
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 17 transition count 19
Applied a total of 9 rules in 7 ms. Remains 17 /26 variables (removed 9) and now considering 19/29 (removed 10) transitions.
[2023-03-08 21:02:25] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
// Phase 1: matrix 15 rows 17 cols
[2023-03-08 21:02:25] [INFO ] Computed 8 place invariants in 1 ms
[2023-03-08 21:02:25] [INFO ] Implicit Places using invariants in 41 ms returned []
[2023-03-08 21:02:25] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
[2023-03-08 21:02:25] [INFO ] Invariant cache hit.
[2023-03-08 21:02:25] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-08 21:02:25] [INFO ] Implicit Places using invariants and state equation in 61 ms returned []
Implicit Place search using SMT with State Equation took 104 ms to find 0 implicit places.
[2023-03-08 21:02:25] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-08 21:02:25] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
[2023-03-08 21:02:25] [INFO ] Invariant cache hit.
[2023-03-08 21:02:25] [INFO ] Dead Transitions using invariants and state equation in 49 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 17/26 places, 19/29 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 171 ms. Remains : 17/26 places, 19/29 transitions.
Stuttering acceptance computed with spot in 51 ms :[(NOT p0)]
Running random walk in product with property : CloudOpsManagement-PT-20480by10240-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s5 1) (GEQ s16 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 610 ms.
Product exploration explored 100000 steps with 0 reset in 389 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 152 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 49 ms :[(NOT p0)]
Incomplete random walk after 10241 steps, including 0 resets, run finished after 9 ms. (steps per millisecond=1137 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1808501 steps, run timeout after 3001 ms. (steps per millisecond=602 ) properties seen :{}
Probabilistic random walk after 1808501 steps, saw 1263017 distinct states, run finished after 3009 ms. (steps per millisecond=601 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-08 21:02:29] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
[2023-03-08 21:02:29] [INFO ] Invariant cache hit.
[2023-03-08 21:02:29] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-08 21:02:29] [INFO ] After 36ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-08 21:02:29] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-08 21:02:29] [INFO ] After 10ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-08 21:02:29] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-08 21:02:29] [INFO ] After 3ms SMT Verify possible using 3 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-08 21:02:29] [INFO ] After 7ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 4 ms.
[2023-03-08 21:02:29] [INFO ] After 49ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 143 ms.
Support contains 2 out of 17 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 17/17 places, 19/19 transitions.
Drop transitions removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 17 transition count 14
Ensure Unique test removed 2 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t18 and 1 places that fell out of Prefix Of Interest.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 7 place count 14 transition count 12
Ensure Unique test removed 1 places
Iterating post reduction 2 with 1 rules applied. Total rules applied 8 place count 13 transition count 12
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 9 place count 12 transition count 11
Iterating global reduction 3 with 1 rules applied. Total rules applied 10 place count 12 transition count 11
Applied a total of 10 rules in 12 ms. Remains 12 /17 variables (removed 5) and now considering 11/19 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 12/17 places, 11/19 transitions.
Incomplete random walk after 10241 steps, including 0 resets, run finished after 4 ms. (steps per millisecond=2560 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2416652 steps, run timeout after 3001 ms. (steps per millisecond=805 ) properties seen :{}
Probabilistic random walk after 2416652 steps, saw 1741933 distinct states, run finished after 3004 ms. (steps per millisecond=804 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 11 rows 12 cols
[2023-03-08 21:02:32] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-08 21:02:32] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-08 21:02:32] [INFO ] After 35ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-08 21:02:32] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-08 21:02:32] [INFO ] After 10ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-08 21:02:32] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-08 21:02:32] [INFO ] After 3ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-08 21:02:32] [INFO ] After 8ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 3 ms.
[2023-03-08 21:02:32] [INFO ] After 49ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Finished Parikh walk after 20480 steps, including 0 resets, run visited all 1 properties in 28 ms. (steps per millisecond=731 )
Parikh walk visited 1 properties in 27 ms.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 159 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 50 ms :[(NOT p0)]
Support contains 2 out of 17 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 17/17 places, 19/19 transitions.
Applied a total of 0 rules in 2 ms. Remains 17 /17 variables (removed 0) and now considering 19/19 (removed 0) transitions.
[2023-03-08 21:02:33] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
// Phase 1: matrix 15 rows 17 cols
[2023-03-08 21:02:33] [INFO ] Computed 8 place invariants in 6 ms
[2023-03-08 21:02:33] [INFO ] Implicit Places using invariants in 53 ms returned []
[2023-03-08 21:02:33] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
[2023-03-08 21:02:33] [INFO ] Invariant cache hit.
[2023-03-08 21:02:33] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-08 21:02:33] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 122 ms to find 0 implicit places.
[2023-03-08 21:02:33] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-08 21:02:33] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
[2023-03-08 21:02:33] [INFO ] Invariant cache hit.
[2023-03-08 21:02:33] [INFO ] Dead Transitions using invariants and state equation in 51 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 185 ms. Remains : 17/17 places, 19/19 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 156 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 50 ms :[(NOT p0)]
Incomplete random walk after 10241 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=2048 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1775589 steps, run timeout after 3001 ms. (steps per millisecond=591 ) properties seen :{}
Probabilistic random walk after 1775589 steps, saw 1237253 distinct states, run finished after 3001 ms. (steps per millisecond=591 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-08 21:02:36] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
[2023-03-08 21:02:36] [INFO ] Invariant cache hit.
[2023-03-08 21:02:36] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-08 21:02:36] [INFO ] After 33ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-08 21:02:36] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-08 21:02:36] [INFO ] After 12ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-08 21:02:36] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-08 21:02:36] [INFO ] After 6ms SMT Verify possible using 3 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-08 21:02:36] [INFO ] After 13ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 5 ms.
[2023-03-08 21:02:36] [INFO ] After 71ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 77 ms.
Support contains 2 out of 17 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 17/17 places, 19/19 transitions.
Drop transitions removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 17 transition count 14
Ensure Unique test removed 2 places
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t18 and 1 places that fell out of Prefix Of Interest.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 7 place count 14 transition count 12
Ensure Unique test removed 1 places
Iterating post reduction 2 with 1 rules applied. Total rules applied 8 place count 13 transition count 12
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 9 place count 12 transition count 11
Iterating global reduction 3 with 1 rules applied. Total rules applied 10 place count 12 transition count 11
Applied a total of 10 rules in 9 ms. Remains 12 /17 variables (removed 5) and now considering 11/19 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 12/17 places, 11/19 transitions.
Incomplete random walk after 10241 steps, including 0 resets, run finished after 4 ms. (steps per millisecond=2560 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1906026 steps, run timeout after 3001 ms. (steps per millisecond=635 ) properties seen :{}
Probabilistic random walk after 1906026 steps, saw 1366696 distinct states, run finished after 3001 ms. (steps per millisecond=635 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 11 rows 12 cols
[2023-03-08 21:02:39] [INFO ] Computed 5 place invariants in 2 ms
[2023-03-08 21:02:39] [INFO ] [Real]Absence check using 5 positive place invariants in 5 ms returned sat
[2023-03-08 21:02:39] [INFO ] After 34ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-08 21:02:39] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-08 21:02:39] [INFO ] After 12ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-08 21:02:39] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-08 21:02:39] [INFO ] After 5ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-08 21:02:39] [INFO ] After 11ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 4 ms.
[2023-03-08 21:02:39] [INFO ] After 61ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Finished Parikh walk after 20418 steps, including 0 resets, run visited all 1 properties in 33 ms. (steps per millisecond=618 )
Parikh walk visited 1 properties in 33 ms.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 185 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 53 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 334 ms.
Product exploration explored 100000 steps with 0 reset in 480 ms.
Support contains 2 out of 17 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 17/17 places, 19/19 transitions.
Applied a total of 0 rules in 5 ms. Remains 17 /17 variables (removed 0) and now considering 19/19 (removed 0) transitions.
[2023-03-08 21:02:41] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
// Phase 1: matrix 15 rows 17 cols
[2023-03-08 21:02:41] [INFO ] Computed 8 place invariants in 1 ms
[2023-03-08 21:02:41] [INFO ] Implicit Places using invariants in 47 ms returned []
[2023-03-08 21:02:41] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
[2023-03-08 21:02:41] [INFO ] Invariant cache hit.
[2023-03-08 21:02:41] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-08 21:02:41] [INFO ] Implicit Places using invariants and state equation in 60 ms returned []
Implicit Place search using SMT with State Equation took 112 ms to find 0 implicit places.
[2023-03-08 21:02:41] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-08 21:02:41] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
[2023-03-08 21:02:41] [INFO ] Invariant cache hit.
[2023-03-08 21:02:41] [INFO ] Dead Transitions using invariants and state equation in 47 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 173 ms. Remains : 17/17 places, 19/19 transitions.
Treatment of property CloudOpsManagement-PT-20480by10240-LTLFireability-08 finished in 16329 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 U p1))))'
Support contains 4 out of 26 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 26/26 places, 29/29 transitions.
Graph (trivial) has 11 edges and 26 vertex of which 9 / 26 are part of one of the 4 SCC in 0 ms
Free SCC test removed 5 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 21 transition count 21
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 5 place count 21 transition count 19
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 17 transition count 19
Applied a total of 9 rules in 7 ms. Remains 17 /26 variables (removed 9) and now considering 19/29 (removed 10) transitions.
[2023-03-08 21:02:41] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
[2023-03-08 21:02:41] [INFO ] Invariant cache hit.
[2023-03-08 21:02:41] [INFO ] Implicit Places using invariants in 34 ms returned []
[2023-03-08 21:02:41] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
[2023-03-08 21:02:41] [INFO ] Invariant cache hit.
[2023-03-08 21:02:41] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-08 21:02:41] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
[2023-03-08 21:02:41] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-08 21:02:41] [INFO ] Flow matrix only has 15 transitions (discarded 4 similar events)
[2023-03-08 21:02:41] [INFO ] Invariant cache hit.
[2023-03-08 21:02:41] [INFO ] Dead Transitions using invariants and state equation in 44 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 17/26 places, 19/29 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 150 ms. Remains : 17/26 places, 19/29 transitions.
Stuttering acceptance computed with spot in 114 ms :[(NOT p1), (NOT p1)]
Running random walk in product with property : CloudOpsManagement-PT-20480by10240-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=(OR p1 p0), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=0 dest: 1}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(AND (GEQ s7 1) (GEQ s15 1)), p0:(AND (GEQ s0 1) (GEQ s16 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-20480by10240-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-20480by10240-LTLFireability-10 finished in 293 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)))'
Support contains 1 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 26 /26 variables (removed 0) and now considering 29/29 (removed 0) transitions.
// Phase 1: matrix 29 rows 26 cols
[2023-03-08 21:02:41] [INFO ] Computed 10 place invariants in 1 ms
[2023-03-08 21:02:41] [INFO ] Implicit Places using invariants in 57 ms returned [16, 22]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 59 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/26 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 61 ms. Remains : 24/26 places, 29/29 transitions.
Stuttering acceptance computed with spot in 109 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudOpsManagement-PT-20480by10240-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(GEQ s7 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Stuttering criterion allowed to conclude after 42 steps with 7 reset in 0 ms.
FORMULA CloudOpsManagement-PT-20480by10240-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-20480by10240-LTLFireability-12 finished in 190 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((!p0||(G((!p1||G(p1))) U p2))))))'
Support contains 4 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 26 /26 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2023-03-08 21:02:41] [INFO ] Invariant cache hit.
[2023-03-08 21:02:41] [INFO ] Implicit Places using invariants in 44 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 54 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 25/26 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 56 ms. Remains : 25/26 places, 29/29 transitions.
Stuttering acceptance computed with spot in 404 ms :[(AND p0 (NOT p2)), (AND p0 (NOT p2)), (AND p0 (NOT p2)), (AND p0 (NOT p2)), (NOT p1), false, (NOT p2), true]
Running random walk in product with property : CloudOpsManagement-PT-20480by10240-LTLFireability-13 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=(AND p0 (NOT p2) p1), acceptance={} source=3 dest: 4}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={} source=3 dest: 5}, { cond=(AND p0 (NOT p2)), acceptance={} source=3 dest: 6}], [{ cond=p1, acceptance={} source=4 dest: 4}, { cond=(NOT p1), acceptance={} source=4 dest: 7}], [{ cond=p1, acceptance={} source=5 dest: 4}, { cond=(NOT p1), acceptance={} source=5 dest: 5}], [{ cond=(AND (NOT p2) p1), acceptance={0} source=6 dest: 4}, { cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=6 dest: 5}, { cond=(NOT p2), acceptance={0} source=6 dest: 6}], [{ cond=true, acceptance={0} source=7 dest: 7}]], initial=0, aps=[p0:(LT s14 1), p2:(GEQ s15 1), p1:(AND (GEQ s19 1) (GEQ s21 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, null, null][false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 62 steps with 0 reset in 0 ms.
FORMULA CloudOpsManagement-PT-20480by10240-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-20480by10240-LTLFireability-13 finished in 490 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' '!((((!p0 U !p1) U !p2)&&X(G(p3))))'
Support contains 8 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 29/29 transitions.
Applied a total of 0 rules in 1 ms. Remains 26 /26 variables (removed 0) and now considering 29/29 (removed 0) transitions.
[2023-03-08 21:02:42] [INFO ] Invariant cache hit.
[2023-03-08 21:02:42] [INFO ] Implicit Places using invariants in 52 ms returned [16, 22]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 53 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/26 places, 29/29 transitions.
Applied a total of 0 rules in 0 ms. Remains 24 /24 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 55 ms. Remains : 24/26 places, 29/29 transitions.
Stuttering acceptance computed with spot in 259 ms :[(OR (NOT p3) p2), true, p1, p2, (NOT p3)]
Running random walk in product with property : CloudOpsManagement-PT-20480by10240-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=(AND p2 p1 p0), acceptance={} source=0 dest: 1}, { cond=(AND p2 p1 (NOT p0)), acceptance={} source=0 dest: 2}, { cond=(OR (AND p2 (NOT p1)) (AND p2 (NOT p0))), acceptance={} source=0 dest: 3}, { cond=(OR (NOT p2) (NOT p1) (NOT p0)), acceptance={} source=0 dest: 4}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=(AND p1 p0), acceptance={0} source=2 dest: 1}, { cond=(AND p1 (NOT p0)), acceptance={0} source=2 dest: 2}], [{ cond=(AND p2 p1 p0), acceptance={0} source=3 dest: 1}, { cond=(AND p2 p1 (NOT p0)), acceptance={0} source=3 dest: 2}, { cond=(OR (AND p2 (NOT p1)) (AND p2 (NOT p0))), acceptance={0} source=3 dest: 3}], [{ cond=(NOT p3), acceptance={} source=4 dest: 1}, { cond=p3, acceptance={} source=4 dest: 4}]], initial=0, aps=[p2:(AND (GEQ s1 1) (GEQ s2 1)), p1:(OR (LT s3 1) (LT s4 1)), p0:(LT s20 1), p3:(OR (LT s13 1) (LT s16 1) (LT s19 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][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 102 steps with 0 reset in 1 ms.
FORMULA CloudOpsManagement-PT-20480by10240-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudOpsManagement-PT-20480by10240-LTLFireability-15 finished in 347 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)||G((p2 U p3)))))))'
Found a Shortening insensitive property : CloudOpsManagement-PT-20480by10240-LTLFireability-07
Stuttering acceptance computed with spot in 272 ms :[(AND (NOT p0) p1 (NOT p3)), (AND (NOT p0) p1 (NOT p3)), (AND (NOT p0) p1 (NOT p3)), (AND (NOT p0) p1 (NOT p3))]
Support contains 5 out of 26 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 26/26 places, 29/29 transitions.
Graph (trivial) has 7 edges and 26 vertex of which 6 / 26 are part of one of the 3 SCC in 0 ms
Free SCC test removed 3 places
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Applied a total of 1 rules in 3 ms. Remains 23 /26 variables (removed 3) and now considering 26/29 (removed 3) transitions.
[2023-03-08 21:02:43] [INFO ] Flow matrix only has 23 transitions (discarded 3 similar events)
// Phase 1: matrix 23 rows 23 cols
[2023-03-08 21:02:43] [INFO ] Computed 10 place invariants in 2 ms
[2023-03-08 21:02:43] [INFO ] Implicit Places using invariants in 54 ms returned [15, 19]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 55 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 21/26 places, 26/29 transitions.
Graph (trivial) has 8 edges and 21 vertex of which 4 / 21 are part of one of the 2 SCC in 0 ms
Free SCC test removed 2 places
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Applied a total of 1 rules in 2 ms. Remains 19 /21 variables (removed 2) and now considering 22/26 (removed 4) transitions.
[2023-03-08 21:02:43] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
// Phase 1: matrix 19 rows 19 cols
[2023-03-08 21:02:43] [INFO ] Computed 8 place invariants in 1 ms
[2023-03-08 21:02:43] [INFO ] Implicit Places using invariants in 37 ms returned []
[2023-03-08 21:02:43] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
[2023-03-08 21:02:43] [INFO ] Invariant cache hit.
[2023-03-08 21:02:43] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-08 21:02:43] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 91 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 19/26 places, 22/29 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 151 ms. Remains : 19/26 places, 22/29 transitions.
Running random walk in product with property : CloudOpsManagement-PT-20480by10240-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=(OR (AND (NOT p1) (NOT p0) p3) (AND (NOT p1) (NOT p0) p2)), acceptance={} source=0 dest: 0}, { cond=(OR (AND p1 (NOT p0) p3) (AND p1 (NOT p0) p2)), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0) (NOT p3) (NOT p2)), acceptance={1} source=0 dest: 0}, { cond=(AND p1 (NOT p0) (NOT p3) (NOT p2)), acceptance={0, 1} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0) (NOT p3) p2), acceptance={1} source=0 dest: 1}, { cond=(AND p1 (NOT p0) (NOT p3) p2), acceptance={0, 1} source=0 dest: 1}], [{ cond=(AND (NOT p1) (NOT p0) (NOT p3) (NOT p2)), acceptance={1} source=1 dest: 0}, { cond=(AND p1 (NOT p0) (NOT p3) (NOT p2)), acceptance={0, 1} source=1 dest: 0}, { cond=(AND (NOT p1) (NOT p0) (NOT p3) p2), acceptance={1} source=1 dest: 1}, { cond=(AND p1 (NOT p0) (NOT p3) p2), acceptance={0, 1} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 0}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p1:(OR (LT s3 1) (LT s4 1)), p0:(GEQ s3 1), p3:(AND (GEQ s6 1) (GEQ s18 1)), p2:(GEQ s15 1)], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, cl-invariant], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 18286 reset in 353 ms.
Product exploration explored 100000 steps with 18525 reset in 374 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 (NOT p0) p3 (NOT p2)), (X (X (NOT (AND p1 (NOT p0) (NOT p3) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p3) p2)))), (X (X (NOT (OR (AND (NOT p1) (NOT p0) p3) (AND (NOT p1) (NOT p0) p2))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p3) (NOT p2))))), (X (X (NOT (AND p1 (NOT p0) (NOT p3) p2))))]
False Knowledge obtained : [(X (X (OR (AND p1 (NOT p0) p3) (AND p1 (NOT p0) p2)))), (X (X (NOT (OR (AND p1 (NOT p0) p3) (AND p1 (NOT p0) p2)))))]
Knowledge based reduction with 6 factoid took 469 ms. Reduced automaton from 4 states, 12 edges and 4 AP (stutter sensitive) to 4 states, 12 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 271 ms :[(AND (NOT p0) p1 (NOT p3)), (AND (NOT p0) p1 (NOT p3)), (AND (NOT p0) p1 (NOT p3)), (AND (NOT p0) p1 (NOT p3))]
Incomplete random walk after 10241 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=2048 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 58 ms. (steps per millisecond=172 ) properties (out of 6) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
[2023-03-08 21:02:44] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
[2023-03-08 21:02:44] [INFO ] Invariant cache hit.
[2023-03-08 21:02:45] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-08 21:02:45] [INFO ] After 73ms SMT Verify possible using all constraints in real domain returned unsat :3 sat :0 real:2
[2023-03-08 21:02:45] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-08 21:02:45] [INFO ] After 24ms SMT Verify possible using state equation in natural domain returned unsat :3 sat :2
[2023-03-08 21:02:45] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-08 21:02:45] [INFO ] After 13ms SMT Verify possible using 3 Read/Feed constraints in natural domain returned unsat :3 sat :2
[2023-03-08 21:02:45] [INFO ] After 30ms SMT Verify possible using trap constraints in natural domain returned unsat :3 sat :2
Attempting to minimize the solution found.
Minimization took 10 ms.
[2023-03-08 21:02:45] [INFO ] After 107ms SMT Verify possible using all constraints in natural domain returned unsat :3 sat :2
Fused 5 Parikh solutions to 2 different solutions.
Parikh walk visited 1 properties in 966 ms.
Support contains 4 out of 19 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 22/22 transitions.
Drop transitions removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 19 transition count 18
Ensure Unique test removed 1 places
Iterating post reduction 1 with 1 rules applied. Total rules applied 5 place count 18 transition count 18
Applied a total of 5 rules in 4 ms. Remains 18 /19 variables (removed 1) and now considering 18/22 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 18/19 places, 18/22 transitions.
Incomplete random walk after 10241 steps, including 0 resets, run finished after 3 ms. (steps per millisecond=3413 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2140672 steps, run timeout after 3001 ms. (steps per millisecond=713 ) properties seen :{}
Probabilistic random walk after 2140672 steps, saw 1693635 distinct states, run finished after 3001 ms. (steps per millisecond=713 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 18 rows 18 cols
[2023-03-08 21:02:49] [INFO ] Computed 7 place invariants in 1 ms
[2023-03-08 21:02:49] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned sat
[2023-03-08 21:02:49] [INFO ] After 34ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-08 21:02:49] [INFO ] [Nat]Absence check using 7 positive place invariants in 4 ms returned sat
[2023-03-08 21:02:49] [INFO ] After 15ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-08 21:02:49] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-08 21:02:49] [INFO ] After 5ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-08 21:02:49] [INFO ] After 13ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 4 ms.
[2023-03-08 21:02:49] [INFO ] After 63ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Finished Parikh walk after 61443 steps, including 0 resets, run visited all 1 properties in 73 ms. (steps per millisecond=841 )
Parikh walk visited 1 properties in 75 ms.
Found 3 invariant AP formulas.
Knowledge obtained : [(AND p1 (NOT p0) p3 (NOT p2)), (X (X (NOT (AND p1 (NOT p0) (NOT p3) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p3) p2)))), (X (X (NOT (OR (AND (NOT p1) (NOT p0) p3) (AND (NOT p1) (NOT p0) p2))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p3) (NOT p2))))), (X (X (NOT (AND p1 (NOT p0) (NOT p3) p2)))), (G (NOT (AND (NOT p1) p2 (NOT p0) (NOT p3)))), (G (NOT (OR (AND (NOT p1) p2 (NOT p0)) (AND (NOT p1) (NOT p0) p3)))), (G (NOT (AND (NOT p1) (NOT p2) (NOT p0) (NOT p3))))]
False Knowledge obtained : [(X (X (OR (AND p1 (NOT p0) p3) (AND p1 (NOT p0) p2)))), (X (X (NOT (OR (AND p1 (NOT p0) p3) (AND p1 (NOT p0) p2))))), (F (AND p1 (NOT p2) (NOT p0) (NOT p3))), (F (AND p1 p2 (NOT p0) (NOT p3))), (F (NOT (OR (AND p1 p2 (NOT p0)) (AND p1 (NOT p0) p3))))]
Knowledge based reduction with 9 factoid took 786 ms. Reduced automaton from 4 states, 12 edges and 4 AP (stutter sensitive) to 4 states, 7 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 286 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) p1 (NOT p3)), (AND (NOT p0) p1 (NOT p3))]
Stuttering acceptance computed with spot in 229 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) p1 (NOT p3)), (AND (NOT p0) p1 (NOT p3))]
Support contains 5 out of 19 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 19/19 places, 22/22 transitions.
Applied a total of 0 rules in 0 ms. Remains 19 /19 variables (removed 0) and now considering 22/22 (removed 0) transitions.
[2023-03-08 21:02:50] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
// Phase 1: matrix 19 rows 19 cols
[2023-03-08 21:02:50] [INFO ] Computed 8 place invariants in 0 ms
[2023-03-08 21:02:50] [INFO ] Implicit Places using invariants in 41 ms returned []
[2023-03-08 21:02:50] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
[2023-03-08 21:02:50] [INFO ] Invariant cache hit.
[2023-03-08 21:02:50] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-08 21:02:50] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 98 ms to find 0 implicit places.
[2023-03-08 21:02:50] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
[2023-03-08 21:02:50] [INFO ] Invariant cache hit.
[2023-03-08 21:02:50] [INFO ] Dead Transitions using invariants and state equation in 51 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 151 ms. Remains : 19/19 places, 22/22 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) p3 p1), (X (OR p1 p0)), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p3))))), (X (X (NOT (AND (NOT p0) p2 (NOT p3)))))]
False Knowledge obtained : [(X (X (OR (AND (NOT p0) p2) (AND (NOT p0) p3)))), (X (X (NOT (OR (AND (NOT p0) p2) (AND (NOT p0) p3)))))]
Knowledge based reduction with 4 factoid took 309 ms. Reduced automaton from 4 states, 7 edges and 4 AP (stutter sensitive) to 4 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 224 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3))]
Incomplete random walk after 10241 steps, including 0 resets, run finished after 4 ms. (steps per millisecond=2560 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-08 21:02:51] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
[2023-03-08 21:02:51] [INFO ] Invariant cache hit.
[2023-03-08 21:02:51] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-08 21:02:51] [INFO ] After 65ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-08 21:02:51] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-08 21:02:51] [INFO ] After 22ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-08 21:02:51] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-08 21:02:51] [INFO ] After 11ms SMT Verify possible using 3 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-08 21:02:51] [INFO ] After 24ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 11 ms.
[2023-03-08 21:02:51] [INFO ] After 101ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 1 properties in 883 ms.
Support contains 4 out of 19 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 22/22 transitions.
Drop transitions removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 19 transition count 18
Ensure Unique test removed 1 places
Iterating post reduction 1 with 1 rules applied. Total rules applied 5 place count 18 transition count 18
Applied a total of 5 rules in 4 ms. Remains 18 /19 variables (removed 1) and now considering 18/22 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 18/19 places, 18/22 transitions.
Incomplete random walk after 10241 steps, including 0 resets, run finished after 4 ms. (steps per millisecond=2560 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2012166 steps, run timeout after 3001 ms. (steps per millisecond=670 ) properties seen :{}
Probabilistic random walk after 2012166 steps, saw 1583756 distinct states, run finished after 3001 ms. (steps per millisecond=670 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 18 rows 18 cols
[2023-03-08 21:02:55] [INFO ] Computed 7 place invariants in 2 ms
[2023-03-08 21:02:55] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned sat
[2023-03-08 21:02:55] [INFO ] After 35ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-08 21:02:55] [INFO ] [Nat]Absence check using 7 positive place invariants in 3 ms returned sat
[2023-03-08 21:02:55] [INFO ] After 15ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-08 21:02:55] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-08 21:02:55] [INFO ] After 5ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-08 21:02:55] [INFO ] After 12ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 6 ms.
[2023-03-08 21:02:55] [INFO ] After 64ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Finished Parikh walk after 61443 steps, including 0 resets, run visited all 1 properties in 115 ms. (steps per millisecond=534 )
Parikh walk visited 1 properties in 114 ms.
Knowledge obtained : [(AND (NOT p0) (NOT p2) p3 p1), (X (OR p1 p0)), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p3))))), (X (X (NOT (AND (NOT p0) p2 (NOT p3)))))]
False Knowledge obtained : [(X (X (OR (AND (NOT p0) p2) (AND (NOT p0) p3)))), (X (X (NOT (OR (AND (NOT p0) p2) (AND (NOT p0) p3))))), (F (NOT (OR (AND (NOT p0) p2) (AND (NOT p0) p3)))), (F (AND (NOT p0) p2 (NOT p3))), (F (AND (NOT p0) (NOT p2) (NOT p3)))]
Knowledge based reduction with 4 factoid took 405 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 4 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 228 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3))]
Stuttering acceptance computed with spot in 236 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3))]
Stuttering acceptance computed with spot in 229 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3))]
Product exploration explored 100000 steps with 18372 reset in 266 ms.
Product exploration explored 100000 steps with 18438 reset in 296 ms.
Applying partial POR strategy [true, true, false, false]
Stuttering acceptance computed with spot in 229 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3))]
Support contains 4 out of 19 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 19/19 places, 22/22 transitions.
Applied a total of 0 rules in 2 ms. Remains 19 /19 variables (removed 0) and now considering 22/22 (removed 0) transitions.
[2023-03-08 21:02:57] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-08 21:02:57] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
// Phase 1: matrix 19 rows 19 cols
[2023-03-08 21:02:57] [INFO ] Computed 8 place invariants in 1 ms
[2023-03-08 21:02:57] [INFO ] Dead Transitions using invariants and state equation in 50 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 67 ms. Remains : 19/19 places, 22/22 transitions.
Support contains 4 out of 19 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 19/19 places, 22/22 transitions.
Applied a total of 0 rules in 1 ms. Remains 19 /19 variables (removed 0) and now considering 22/22 (removed 0) transitions.
[2023-03-08 21:02:57] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
[2023-03-08 21:02:57] [INFO ] Invariant cache hit.
[2023-03-08 21:02:57] [INFO ] Implicit Places using invariants in 39 ms returned []
[2023-03-08 21:02:57] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
[2023-03-08 21:02:57] [INFO ] Invariant cache hit.
[2023-03-08 21:02:57] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-08 21:02:57] [INFO ] Implicit Places using invariants and state equation in 65 ms returned []
Implicit Place search using SMT with State Equation took 114 ms to find 0 implicit places.
[2023-03-08 21:02:57] [INFO ] Flow matrix only has 19 transitions (discarded 3 similar events)
[2023-03-08 21:02:57] [INFO ] Invariant cache hit.
[2023-03-08 21:02:58] [INFO ] Dead Transitions using invariants and state equation in 53 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 169 ms. Remains : 19/19 places, 22/22 transitions.
Treatment of property CloudOpsManagement-PT-20480by10240-LTLFireability-07 finished in 15390 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)))'
[2023-03-08 21:02:58] [INFO ] Flatten gal took : 8 ms
[2023-03-08 21:02:58] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2023-03-08 21:02:58] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 26 places, 29 transitions and 92 arcs took 1 ms.
Total runtime 48444 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT CloudOpsManagement-PT-20480by10240
BK_EXAMINATION: LTLFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/368
LTLFireability

FORMULA CloudOpsManagement-PT-20480by10240-LTLFireability-08 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1678309389688

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/368/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/368/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/368/LTLFireability.xml
lola: rewrite Frontend/Parser/formula_rewrite.k:436
lola: rewrite Frontend/Parser/formula_rewrite.k:521
lola: Created skeleton in 0.000000 secs.
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 0.000000 secs.
lola: LAUNCH task # 1 (type EXCL) for 0 CloudOpsManagement-PT-20480by10240-LTLFireability-07
lola: time limit : 1800 sec
lola: memory limit: 32 pages
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY

PENDING FORMULAS: CATEGORY IDL ACT RUN SUS FIN C/T C/M OBS
CloudOpsManagement-PT-20480by10240-LTLFireability-07: LTL 0 0 1 0 1 0 0 0
CloudOpsManagement-PT-20480by10240-LTLFireability-08: LTL 0 1 0 0 1 0 0 0

TASK CATEGORY TYPE TIME/TLIMIT MEM PG/PGLIMIT FORMULA STATUS
1 LTL EXCL 5/1800 23/32 CloudOpsManagement-PT-20480by10240-LTLFireability-07 3263230 m, 652646 m/sec, 3801375 t fired, .

Time elapsed: 5 secs. Pages in use: 23
# running tasks: 1 of 4 Visible: 2
lola: CANCELED task # 1 (type EXCL) for CloudOpsManagement-PT-20480by10240-LTLFireability-07 (memory limit exceeded)
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY

PENDING FORMULAS: CATEGORY IDL ACT RUN SUS FIN C/T C/M OBS
CloudOpsManagement-PT-20480by10240-LTLFireability-07: LTL 0 0 0 0 1 0 1 0
CloudOpsManagement-PT-20480by10240-LTLFireability-08: LTL 0 1 0 0 1 0 0 0

TASK CATEGORY TYPE TIME/TLIMIT MEM PG/PGLIMIT FORMULA STATUS

Time elapsed: 10 secs. Pages in use: 32
# running tasks: 1 of 4 Visible: 2
lola: LAUNCH task # 4 (type EXCL) for 3 CloudOpsManagement-PT-20480by10240-LTLFireability-08
lola: time limit : 3590 sec
lola: memory limit: 32 pages
lola: FINISHED task # 4 (type EXCL) for CloudOpsManagement-PT-20480by10240-LTLFireability-08
lola: result : false
lola: markings : 40962
lola: fired transitions : 40963
lola: time used : 0.000000
lola: memory pages used : 1
lola: Portfolio finished: no open tasks 2

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
CloudOpsManagement-PT-20480by10240-LTLFireability-07: LTL unknown AGGR
CloudOpsManagement-PT-20480by10240-LTLFireability-08: LTL false LTL model checker


Time elapsed: 10 secs. Pages in use: 32

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="CloudOpsManagement-PT-20480by10240"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="lolaxred"
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 lolaxred"
echo " Input is CloudOpsManagement-PT-20480by10240, 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 r071-smll-167814398200564"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudOpsManagement-PT-20480by10240.tgz
mv CloudOpsManagement-PT-20480by10240 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 ;