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.r359-smll-167891808600211.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)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is SafeBus-COL-06, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r359-smll-167891808600211
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 452K
-rw-r--r-- 1 mcc users 6.8K Feb 26 01:31 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K Feb 26 01:31 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Feb 26 01:29 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K Feb 26 01:29 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:49 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 16:49 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 16:49 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:49 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.0K Feb 26 01:38 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 76K Feb 26 01:38 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 26 01:37 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 92K Feb 26 01:37 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_pt
-rw-r--r-- 1 mcc users 3 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 42K Mar 5 18:23 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

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

=== Now, execution of the tool begins

BK_START 1679005062764

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=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SafeBus-COL-06
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-16 22:17:45] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-16 22:17:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 22:17:45] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2023-03-16 22:17:46] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-16 22:17:46] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 842 ms
[2023-03-16 22:17:46] [INFO ] Detected 1 constant HL places corresponding to 6 PT places.
[2023-03-16 22:17:46] [INFO ] Imported 20 HL places and 14 HL transitions for a total of 150 PT places and 2029.0 transition bindings in 28 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 16 ms.
Working with output stream class java.io.PrintStream
[2023-03-16 22:17:46] [INFO ] Built PT skeleton of HLPN with 20 places and 14 transitions 68 arcs in 6 ms.
[2023-03-16 22:17:46] [INFO ] Skeletonized 16 HLPN properties in 2 ms.
Initial state reduction rules removed 5 formulas.
FORMULA SafeBus-COL-06-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SafeBus-COL-06-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SafeBus-COL-06-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SafeBus-COL-06-LTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SafeBus-COL-06-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 3 stabilizing places and 0 stable transitions
Remains 11 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
FORMULA SafeBus-COL-06-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Incomplete random walk after 10000 steps, including 2 resets, run finished after 622 ms. (steps per millisecond=16 ) properties (out of 15) seen :9
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 268 ms. (steps per millisecond=37 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 178 ms. (steps per millisecond=56 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 6) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 140 ms. (steps per millisecond=71 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 101 ms. (steps per millisecond=99 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 83 ms. (steps per millisecond=120 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
// Phase 1: matrix 14 rows 17 cols
[2023-03-16 22:17:48] [INFO ] Computed 7 place invariants in 4 ms
[2023-03-16 22:17:48] [INFO ] [Real]Absence check using 4 positive place invariants in 5 ms returned sat
[2023-03-16 22:17:48] [INFO ] [Real]Absence check using 4 positive and 3 generalized place invariants in 2 ms returned sat
[2023-03-16 22:17:48] [INFO ] After 175ms SMT Verify possible using all constraints in real domain returned unsat :5 sat :0
Fused 5 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Successfully simplified 5 atomic propositions for a total of 10 simplifications.
FORMULA SafeBus-COL-06-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SafeBus-COL-06-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-16 22:17:48] [INFO ] Initial state reduction rules for LTL removed 2 formulas.
[2023-03-16 22:17:48] [INFO ] Flatten gal took : 26 ms
FORMULA SafeBus-COL-06-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SafeBus-COL-06-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-16 22:17:48] [INFO ] Flatten gal took : 5 ms
Domain [It(6), It(6)] of place AMC breaks symmetries in sort It
[2023-03-16 22:17:48] [INFO ] Unfolded HLPN to a Petri net with 150 places and 463 transitions 2962 arcs in 40 ms.
[2023-03-16 22:17:48] [INFO ] Unfolded 6 HLPN properties in 1 ms.
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 12 places and 12 transitions.
Support contains 71 out of 138 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 138/138 places, 451/451 transitions.
Applied a total of 0 rules in 37 ms. Remains 138 /138 variables (removed 0) and now considering 451/451 (removed 0) transitions.
[2023-03-16 22:17:48] [INFO ] Flow matrix only has 242 transitions (discarded 209 similar events)
// Phase 1: matrix 242 rows 138 cols
[2023-03-16 22:17:48] [INFO ] Computed 29 place invariants in 25 ms
[2023-03-16 22:17:49] [INFO ] Implicit Places using invariants in 333 ms returned []
[2023-03-16 22:17:49] [INFO ] Flow matrix only has 242 transitions (discarded 209 similar events)
[2023-03-16 22:17:49] [INFO ] Invariant cache hit.
[2023-03-16 22:17:49] [INFO ] State equation strengthened by 43 read => feed constraints.
[2023-03-16 22:17:49] [INFO ] Implicit Places using invariants and state equation in 610 ms returned []
Implicit Place search using SMT with State Equation took 953 ms to find 0 implicit places.
[2023-03-16 22:17:49] [INFO ] Flow matrix only has 242 transitions (discarded 209 similar events)
[2023-03-16 22:17:49] [INFO ] Invariant cache hit.
[2023-03-16 22:17:50] [INFO ] Dead Transitions using invariants and state equation in 511 ms found 36 transitions.
Found 36 dead transitions using SMT.
Drop transitions removed 36 transitions
Dead transitions reduction (with SMT) removed 36 transitions
Starting structural reductions in LTL mode, iteration 1 : 138/138 places, 415/451 transitions.
Applied a total of 0 rules in 13 ms. Remains 138 /138 variables (removed 0) and now considering 415/415 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1532 ms. Remains : 138/138 places, 415/451 transitions.
Support contains 71 out of 138 places after structural reductions.
[2023-03-16 22:17:50] [INFO ] Flatten gal took : 132 ms
[2023-03-16 22:17:50] [INFO ] Flatten gal took : 111 ms
[2023-03-16 22:17:50] [INFO ] Input system was already deterministic with 415 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 113 ms. (steps per millisecond=88 ) properties (out of 9) seen :8
Finished Best-First random walk after 2744 steps, including 0 resets, run visited all 1 properties in 18 ms. (steps per millisecond=152 )
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' '!((((p0 U X(G(p1)))&&G(!p0)) U p2))'
Support contains 44 out of 138 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 138/138 places, 415/415 transitions.
Applied a total of 0 rules in 8 ms. Remains 138 /138 variables (removed 0) and now considering 415/415 (removed 0) transitions.
[2023-03-16 22:17:51] [INFO ] Flow matrix only has 242 transitions (discarded 173 similar events)
[2023-03-16 22:17:51] [INFO ] Invariant cache hit.
[2023-03-16 22:17:51] [INFO ] Implicit Places using invariants in 257 ms returned [91, 92, 93, 94, 95, 96]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 262 ms to find 6 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 132/138 places, 415/415 transitions.
Applied a total of 0 rules in 7 ms. Remains 132 /132 variables (removed 0) and now considering 415/415 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 277 ms. Remains : 132/138 places, 415/415 transitions.
Stuttering acceptance computed with spot in 412 ms :[(OR (NOT p1) p0), true, (NOT p2), (OR (NOT p1) (NOT p2) p0)]
Running random walk in product with property : SafeBus-COL-06-LTLCardinality-01 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p0) p1), acceptance={} source=0 dest: 0}, { cond=(OR p0 (NOT p1)), acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p2) p0), acceptance={} source=2 dest: 1}, { cond=(AND (NOT p2) (NOT p0)), acceptance={} source=2 dest: 3}], [{ cond=(AND p2 (NOT p0) p1), acceptance={0} source=3 dest: 0}, { cond=(OR p0 (NOT p1)), acceptance={0} source=3 dest: 1}, { cond=(AND (NOT p2) (NOT p0) p1), acceptance={0} source=3 dest: 3}]], initial=2, aps=[p0:(LEQ 1 s116), p1:(LEQ 1 (ADD s25 s26 s27 s28 s29 s30 s31 s32 s33 s34 s35 s36 s37 s38 s39 s40 s41 s42 s43 s44 s45 s46 s47 s48 s49 s50 s51 s52 s53 s54 s5...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 2 ms.
FORMULA SafeBus-COL-06-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SafeBus-COL-06-LTLCardinality-01 finished in 870 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 8 out of 138 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 138/138 places, 415/415 transitions.
Applied a total of 0 rules in 51 ms. Remains 138 /138 variables (removed 0) and now considering 415/415 (removed 0) transitions.
[2023-03-16 22:17:52] [INFO ] Flow matrix only has 242 transitions (discarded 173 similar events)
[2023-03-16 22:17:52] [INFO ] Invariant cache hit.
[2023-03-16 22:17:52] [INFO ] Implicit Places using invariants in 259 ms returned [91, 92, 93, 94, 95, 96]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 266 ms to find 6 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 132/138 places, 415/415 transitions.
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 6 Pre rules applied. Total rules applied 0 place count 132 transition count 409
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 126 transition count 409
Applied a total of 12 rules in 63 ms. Remains 126 /132 variables (removed 6) and now considering 409/415 (removed 6) transitions.
[2023-03-16 22:17:52] [INFO ] Flow matrix only has 236 transitions (discarded 173 similar events)
// Phase 1: matrix 236 rows 126 cols
[2023-03-16 22:17:52] [INFO ] Computed 23 place invariants in 14 ms
[2023-03-16 22:17:52] [INFO ] Implicit Places using invariants in 273 ms returned []
[2023-03-16 22:17:52] [INFO ] Flow matrix only has 236 transitions (discarded 173 similar events)
[2023-03-16 22:17:52] [INFO ] Invariant cache hit.
[2023-03-16 22:17:52] [INFO ] State equation strengthened by 43 read => feed constraints.
[2023-03-16 22:17:53] [INFO ] Implicit Places using invariants and state equation in 737 ms returned []
Implicit Place search using SMT with State Equation took 1015 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 126/138 places, 409/415 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1399 ms. Remains : 126/138 places, 409/415 transitions.
Stuttering acceptance computed with spot in 52 ms :[(NOT p0)]
Running random walk in product with property : SafeBus-COL-06-LTLCardinality-04 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (LEQ 3 s118) (LEQ s119 (ADD s110 s111 s112 s113 s114 s115)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Product exploration explored 100000 steps with 14168 reset in 815 ms.
Product exploration explored 100000 steps with 14064 reset in 387 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 : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 127 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 50 ms :[(NOT p0)]
Finished random walk after 6 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=6 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 197 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
[2023-03-16 22:17:55] [INFO ] Flow matrix only has 236 transitions (discarded 173 similar events)
[2023-03-16 22:17:55] [INFO ] Invariant cache hit.
[2023-03-16 22:17:55] [INFO ] [Real]Absence check using 10 positive place invariants in 6 ms returned sat
[2023-03-16 22:17:55] [INFO ] [Real]Absence check using 10 positive and 13 generalized place invariants in 14 ms returned sat
[2023-03-16 22:17:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 22:17:55] [INFO ] [Real]Absence check using state equation in 168 ms returned sat
[2023-03-16 22:17:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 22:17:55] [INFO ] [Nat]Absence check using 10 positive place invariants in 7 ms returned sat
[2023-03-16 22:17:55] [INFO ] [Nat]Absence check using 10 positive and 13 generalized place invariants in 12 ms returned sat
[2023-03-16 22:17:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 22:17:56] [INFO ] [Nat]Absence check using state equation in 163 ms returned sat
[2023-03-16 22:17:56] [INFO ] State equation strengthened by 43 read => feed constraints.
[2023-03-16 22:17:56] [INFO ] [Nat]Added 43 Read/Feed constraints in 89 ms returned sat
[2023-03-16 22:17:56] [INFO ] Deduced a trap composed of 25 places in 114 ms of which 6 ms to minimize.
[2023-03-16 22:17:56] [INFO ] Deduced a trap composed of 27 places in 96 ms of which 2 ms to minimize.
[2023-03-16 22:17:56] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 294 ms
[2023-03-16 22:17:56] [INFO ] Computed and/alt/rep : 54/270/54 causal constraints (skipped 176 transitions) in 59 ms.
[2023-03-16 22:17:56] [INFO ] Added : 10 causal constraints over 3 iterations in 273 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 8 out of 126 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 126/126 places, 409/409 transitions.
Applied a total of 0 rules in 38 ms. Remains 126 /126 variables (removed 0) and now considering 409/409 (removed 0) transitions.
[2023-03-16 22:17:56] [INFO ] Flow matrix only has 236 transitions (discarded 173 similar events)
[2023-03-16 22:17:56] [INFO ] Invariant cache hit.
[2023-03-16 22:17:57] [INFO ] Implicit Places using invariants in 285 ms returned []
[2023-03-16 22:17:57] [INFO ] Flow matrix only has 236 transitions (discarded 173 similar events)
[2023-03-16 22:17:57] [INFO ] Invariant cache hit.
[2023-03-16 22:17:57] [INFO ] State equation strengthened by 43 read => feed constraints.
[2023-03-16 22:17:57] [INFO ] Implicit Places using invariants and state equation in 690 ms returned []
Implicit Place search using SMT with State Equation took 980 ms to find 0 implicit places.
[2023-03-16 22:17:57] [INFO ] Redundant transitions in 47 ms returned []
[2023-03-16 22:17:57] [INFO ] Flow matrix only has 236 transitions (discarded 173 similar events)
[2023-03-16 22:17:57] [INFO ] Invariant cache hit.
[2023-03-16 22:17:58] [INFO ] Dead Transitions using invariants and state equation in 448 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1528 ms. Remains : 126/126 places, 409/409 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 : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 170 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 52 ms :[(NOT p0)]
Finished random walk after 8 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=8 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 189 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 49 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
[2023-03-16 22:17:58] [INFO ] Flow matrix only has 236 transitions (discarded 173 similar events)
[2023-03-16 22:17:58] [INFO ] Invariant cache hit.
[2023-03-16 22:17:59] [INFO ] [Real]Absence check using 10 positive place invariants in 9 ms returned sat
[2023-03-16 22:17:59] [INFO ] [Real]Absence check using 10 positive and 13 generalized place invariants in 20 ms returned sat
[2023-03-16 22:17:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 22:17:59] [INFO ] [Real]Absence check using state equation in 224 ms returned sat
[2023-03-16 22:17:59] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 22:17:59] [INFO ] [Nat]Absence check using 10 positive place invariants in 9 ms returned sat
[2023-03-16 22:17:59] [INFO ] [Nat]Absence check using 10 positive and 13 generalized place invariants in 12 ms returned sat
[2023-03-16 22:17:59] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 22:18:00] [INFO ] [Nat]Absence check using state equation in 160 ms returned sat
[2023-03-16 22:18:00] [INFO ] State equation strengthened by 43 read => feed constraints.
[2023-03-16 22:18:00] [INFO ] [Nat]Added 43 Read/Feed constraints in 83 ms returned sat
[2023-03-16 22:18:00] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 2 ms to minimize.
[2023-03-16 22:18:00] [INFO ] Deduced a trap composed of 27 places in 67 ms of which 2 ms to minimize.
[2023-03-16 22:18:00] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 194 ms
[2023-03-16 22:18:00] [INFO ] Computed and/alt/rep : 54/270/54 causal constraints (skipped 176 transitions) in 33 ms.
[2023-03-16 22:18:00] [INFO ] Added : 10 causal constraints over 3 iterations in 144 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 50 ms :[(NOT p0)]
Product exploration explored 100000 steps with 14062 reset in 289 ms.
Product exploration explored 100000 steps with 14069 reset in 440 ms.
Support contains 8 out of 126 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 126/126 places, 409/409 transitions.
Applied a total of 0 rules in 17 ms. Remains 126 /126 variables (removed 0) and now considering 409/409 (removed 0) transitions.
[2023-03-16 22:18:01] [INFO ] Flow matrix only has 236 transitions (discarded 173 similar events)
[2023-03-16 22:18:01] [INFO ] Invariant cache hit.
[2023-03-16 22:18:01] [INFO ] Implicit Places using invariants in 243 ms returned []
[2023-03-16 22:18:01] [INFO ] Flow matrix only has 236 transitions (discarded 173 similar events)
[2023-03-16 22:18:01] [INFO ] Invariant cache hit.
[2023-03-16 22:18:01] [INFO ] State equation strengthened by 43 read => feed constraints.
[2023-03-16 22:18:02] [INFO ] Implicit Places using invariants and state equation in 713 ms returned []
Implicit Place search using SMT with State Equation took 968 ms to find 0 implicit places.
[2023-03-16 22:18:02] [INFO ] Redundant transitions in 8 ms returned []
[2023-03-16 22:18:02] [INFO ] Flow matrix only has 236 transitions (discarded 173 similar events)
[2023-03-16 22:18:02] [INFO ] Invariant cache hit.
[2023-03-16 22:18:02] [INFO ] Dead Transitions using invariants and state equation in 393 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1400 ms. Remains : 126/126 places, 409/409 transitions.
Treatment of property SafeBus-COL-06-LTLCardinality-04 finished in 10863 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 6 out of 138 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 138/138 places, 415/415 transitions.
Applied a total of 0 rules in 2 ms. Remains 138 /138 variables (removed 0) and now considering 415/415 (removed 0) transitions.
[2023-03-16 22:18:02] [INFO ] Flow matrix only has 242 transitions (discarded 173 similar events)
// Phase 1: matrix 242 rows 138 cols
[2023-03-16 22:18:02] [INFO ] Computed 29 place invariants in 7 ms
[2023-03-16 22:18:03] [INFO ] Implicit Places using invariants in 249 ms returned []
[2023-03-16 22:18:03] [INFO ] Flow matrix only has 242 transitions (discarded 173 similar events)
[2023-03-16 22:18:03] [INFO ] Invariant cache hit.
[2023-03-16 22:18:03] [INFO ] State equation strengthened by 43 read => feed constraints.
[2023-03-16 22:18:03] [INFO ] Implicit Places using invariants and state equation in 539 ms returned []
Implicit Place search using SMT with State Equation took 794 ms to find 0 implicit places.
[2023-03-16 22:18:03] [INFO ] Flow matrix only has 242 transitions (discarded 173 similar events)
[2023-03-16 22:18:03] [INFO ] Invariant cache hit.
[2023-03-16 22:18:04] [INFO ] Dead Transitions using invariants and state equation in 460 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1259 ms. Remains : 138/138 places, 415/415 transitions.
Stuttering acceptance computed with spot in 90 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SafeBus-COL-06-LTLCardinality-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(GT 3 (ADD s91 s92 s93 s94 s95 s96))], 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]]
Product exploration explored 100000 steps with 50000 reset in 481 ms.
Product exploration explored 100000 steps with 50000 reset in 511 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 : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 101 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA SafeBus-COL-06-LTLCardinality-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SafeBus-COL-06-LTLCardinality-05 finished in 2478 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 42 out of 138 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 138/138 places, 415/415 transitions.
Applied a total of 0 rules in 16 ms. Remains 138 /138 variables (removed 0) and now considering 415/415 (removed 0) transitions.
[2023-03-16 22:18:05] [INFO ] Flow matrix only has 242 transitions (discarded 173 similar events)
[2023-03-16 22:18:05] [INFO ] Invariant cache hit.
[2023-03-16 22:18:05] [INFO ] Implicit Places using invariants in 257 ms returned [91, 92, 93, 94, 95, 96]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 260 ms to find 6 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 132/138 places, 415/415 transitions.
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 6 Pre rules applied. Total rules applied 0 place count 132 transition count 409
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 126 transition count 409
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -114
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 120 transition count 523
Applied a total of 24 rules in 39 ms. Remains 120 /132 variables (removed 12) and now considering 523/415 (removed -108) transitions.
[2023-03-16 22:18:05] [INFO ] Flow matrix only has 350 transitions (discarded 173 similar events)
// Phase 1: matrix 350 rows 120 cols
[2023-03-16 22:18:05] [INFO ] Computed 23 place invariants in 6 ms
[2023-03-16 22:18:05] [INFO ] Implicit Places using invariants in 195 ms returned []
[2023-03-16 22:18:05] [INFO ] Flow matrix only has 350 transitions (discarded 173 similar events)
[2023-03-16 22:18:05] [INFO ] Invariant cache hit.
[2023-03-16 22:18:06] [INFO ] State equation strengthened by 43 read => feed constraints.
[2023-03-16 22:18:06] [INFO ] Implicit Places using invariants and state equation in 709 ms returned []
Implicit Place search using SMT with State Equation took 908 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 120/138 places, 523/415 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1225 ms. Remains : 120/138 places, 523/415 transitions.
Stuttering acceptance computed with spot in 102 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SafeBus-COL-06-LTLCardinality-06 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:(OR (GT 3 (ADD s25 s26 s27 s28 s29 s30 s31 s32 s33 s34 s35 s36 s37 s38 s39 s40 s41 s42 s43 s44 s45 s46 s47 s48 s49 s50 s51 s52 s53 s54 s55 s56 s57 s58 ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 3 reset in 682 ms.
Product exploration explored 100000 steps with 0 reset in 696 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 111 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 88 ms. (steps per millisecond=113 ) properties (out of 1) seen :0
Finished Best-First random walk after 779 steps, including 0 resets, run visited all 1 properties in 4 ms. (steps per millisecond=194 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 197 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 102 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 106 ms :[(NOT p0), (NOT p0)]
Support contains 42 out of 120 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 120/120 places, 523/523 transitions.
Applied a total of 0 rules in 43 ms. Remains 120 /120 variables (removed 0) and now considering 523/523 (removed 0) transitions.
[2023-03-16 22:18:08] [INFO ] Flow matrix only has 350 transitions (discarded 173 similar events)
[2023-03-16 22:18:08] [INFO ] Invariant cache hit.
[2023-03-16 22:18:09] [INFO ] Implicit Places using invariants in 225 ms returned []
[2023-03-16 22:18:09] [INFO ] Flow matrix only has 350 transitions (discarded 173 similar events)
[2023-03-16 22:18:09] [INFO ] Invariant cache hit.
[2023-03-16 22:18:09] [INFO ] State equation strengthened by 43 read => feed constraints.
[2023-03-16 22:18:09] [INFO ] Implicit Places using invariants and state equation in 579 ms returned []
Implicit Place search using SMT with State Equation took 808 ms to find 0 implicit places.
[2023-03-16 22:18:09] [INFO ] Redundant transitions in 5 ms returned []
[2023-03-16 22:18:09] [INFO ] Flow matrix only has 350 transitions (discarded 173 similar events)
[2023-03-16 22:18:09] [INFO ] Invariant cache hit.
[2023-03-16 22:18:10] [INFO ] Dead Transitions using invariants and state equation in 487 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1351 ms. Remains : 120/120 places, 523/523 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 148 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 102 ms :[(NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 52 ms. (steps per millisecond=192 ) properties (out of 1) seen :0
Finished Best-First random walk after 140 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=140 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 190 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 116 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 104 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 103 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 458 ms.
Product exploration explored 100000 steps with 4 reset in 482 ms.
Support contains 42 out of 120 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 120/120 places, 523/523 transitions.
Applied a total of 0 rules in 25 ms. Remains 120 /120 variables (removed 0) and now considering 523/523 (removed 0) transitions.
[2023-03-16 22:18:11] [INFO ] Flow matrix only has 350 transitions (discarded 173 similar events)
[2023-03-16 22:18:11] [INFO ] Invariant cache hit.
[2023-03-16 22:18:12] [INFO ] Implicit Places using invariants in 222 ms returned []
[2023-03-16 22:18:12] [INFO ] Flow matrix only has 350 transitions (discarded 173 similar events)
[2023-03-16 22:18:12] [INFO ] Invariant cache hit.
[2023-03-16 22:18:12] [INFO ] State equation strengthened by 43 read => feed constraints.
[2023-03-16 22:18:12] [INFO ] Implicit Places using invariants and state equation in 572 ms returned []
Implicit Place search using SMT with State Equation took 796 ms to find 0 implicit places.
[2023-03-16 22:18:12] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-16 22:18:12] [INFO ] Flow matrix only has 350 transitions (discarded 173 similar events)
[2023-03-16 22:18:12] [INFO ] Invariant cache hit.
[2023-03-16 22:18:13] [INFO ] Dead Transitions using invariants and state equation in 609 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1443 ms. Remains : 120/120 places, 523/523 transitions.
Treatment of property SafeBus-COL-06-LTLCardinality-06 finished in 8123 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((G(p1)&&p0)))'
Support contains 44 out of 138 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 138/138 places, 415/415 transitions.
Applied a total of 0 rules in 2 ms. Remains 138 /138 variables (removed 0) and now considering 415/415 (removed 0) transitions.
[2023-03-16 22:18:13] [INFO ] Flow matrix only has 242 transitions (discarded 173 similar events)
// Phase 1: matrix 242 rows 138 cols
[2023-03-16 22:18:13] [INFO ] Computed 29 place invariants in 4 ms
[2023-03-16 22:18:13] [INFO ] Implicit Places using invariants in 174 ms returned [91, 92, 93, 94, 95, 96]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 181 ms to find 6 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 132/138 places, 415/415 transitions.
Applied a total of 0 rules in 2 ms. Remains 132 /132 variables (removed 0) and now considering 415/415 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 187 ms. Remains : 132/138 places, 415/415 transitions.
Stuttering acceptance computed with spot in 135 ms :[true, (OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : SafeBus-COL-06-LTLCardinality-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}, { cond=p1, acceptance={} source=2 dest: 2}], [{ cond=(OR (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND p0 p1), acceptance={} source=3 dest: 2}]], initial=1, aps=[p1:(LEQ s12 s103), p0:(AND (GT 2 (ADD s25 s26 s27 s28 s29 s30 s31 s32 s33 s34 s35 s36 s37 s38 s39 s40 s41 s42 s43 s44 s45 s46 s47 s48 s49 s50 s51 s52 s53 ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA SafeBus-COL-06-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SafeBus-COL-06-LTLCardinality-10 finished in 340 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 7 out of 138 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 138/138 places, 415/415 transitions.
Applied a total of 0 rules in 20 ms. Remains 138 /138 variables (removed 0) and now considering 415/415 (removed 0) transitions.
[2023-03-16 22:18:13] [INFO ] Flow matrix only has 242 transitions (discarded 173 similar events)
[2023-03-16 22:18:13] [INFO ] Invariant cache hit.
[2023-03-16 22:18:14] [INFO ] Implicit Places using invariants in 207 ms returned [91, 92, 93, 94, 95, 96]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 209 ms to find 6 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 132/138 places, 415/415 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -114
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 126 transition count 529
Applied a total of 12 rules in 34 ms. Remains 126 /132 variables (removed 6) and now considering 529/415 (removed -114) transitions.
[2023-03-16 22:18:14] [INFO ] Flow matrix only has 356 transitions (discarded 173 similar events)
// Phase 1: matrix 356 rows 126 cols
[2023-03-16 22:18:14] [INFO ] Computed 23 place invariants in 5 ms
[2023-03-16 22:18:14] [INFO ] Implicit Places using invariants in 185 ms returned []
[2023-03-16 22:18:14] [INFO ] Flow matrix only has 356 transitions (discarded 173 similar events)
[2023-03-16 22:18:14] [INFO ] Invariant cache hit.
[2023-03-16 22:18:14] [INFO ] State equation strengthened by 43 read => feed constraints.
[2023-03-16 22:18:15] [INFO ] Implicit Places using invariants and state equation in 1068 ms returned []
Implicit Place search using SMT with State Equation took 1263 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 126/138 places, 529/415 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1530 ms. Remains : 126/138 places, 529/415 transitions.
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SafeBus-COL-06-LTLCardinality-12 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:(LEQ s119 (ADD s97 s98 s99 s100 s101 s102))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 12137 reset in 310 ms.
Product exploration explored 100000 steps with 12170 reset in 391 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 : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 131 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 90 ms :[(NOT p0), (NOT p0)]
Finished random walk after 5 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=2 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 156 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 104 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 90 ms :[(NOT p0), (NOT p0)]
[2023-03-16 22:18:16] [INFO ] Flow matrix only has 356 transitions (discarded 173 similar events)
[2023-03-16 22:18:16] [INFO ] Invariant cache hit.
[2023-03-16 22:18:17] [INFO ] [Real]Absence check using 10 positive place invariants in 7 ms returned sat
[2023-03-16 22:18:17] [INFO ] [Real]Absence check using 10 positive and 13 generalized place invariants in 14 ms returned sat
[2023-03-16 22:18:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 22:18:17] [INFO ] [Real]Absence check using state equation in 242 ms returned sat
[2023-03-16 22:18:17] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 22:18:17] [INFO ] [Nat]Absence check using 10 positive place invariants in 9 ms returned sat
[2023-03-16 22:18:17] [INFO ] [Nat]Absence check using 10 positive and 13 generalized place invariants in 28 ms returned sat
[2023-03-16 22:18:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 22:18:18] [INFO ] [Nat]Absence check using state equation in 220 ms returned sat
[2023-03-16 22:18:18] [INFO ] State equation strengthened by 43 read => feed constraints.
[2023-03-16 22:18:18] [INFO ] [Nat]Added 43 Read/Feed constraints in 74 ms returned sat
[2023-03-16 22:18:18] [INFO ] Deduced a trap composed of 19 places in 226 ms of which 2 ms to minimize.
[2023-03-16 22:18:18] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 268 ms
[2023-03-16 22:18:18] [INFO ] Computed and/alt/rep : 42/102/42 causal constraints (skipped 308 transitions) in 66 ms.
[2023-03-16 22:18:18] [INFO ] Added : 3 causal constraints over 2 iterations in 185 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 7 out of 126 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 126/126 places, 529/529 transitions.
Applied a total of 0 rules in 26 ms. Remains 126 /126 variables (removed 0) and now considering 529/529 (removed 0) transitions.
[2023-03-16 22:18:18] [INFO ] Flow matrix only has 356 transitions (discarded 173 similar events)
[2023-03-16 22:18:18] [INFO ] Invariant cache hit.
[2023-03-16 22:18:18] [INFO ] Implicit Places using invariants in 289 ms returned []
[2023-03-16 22:18:18] [INFO ] Flow matrix only has 356 transitions (discarded 173 similar events)
[2023-03-16 22:18:18] [INFO ] Invariant cache hit.
[2023-03-16 22:18:19] [INFO ] State equation strengthened by 43 read => feed constraints.
[2023-03-16 22:18:20] [INFO ] Implicit Places using invariants and state equation in 1095 ms returned []
Implicit Place search using SMT with State Equation took 1387 ms to find 0 implicit places.
[2023-03-16 22:18:20] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-16 22:18:20] [INFO ] Flow matrix only has 356 transitions (discarded 173 similar events)
[2023-03-16 22:18:20] [INFO ] Invariant cache hit.
[2023-03-16 22:18:20] [INFO ] Dead Transitions using invariants and state equation in 444 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1870 ms. Remains : 126/126 places, 529/529 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 : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 120 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 86 ms :[(NOT p0), (NOT p0)]
Finished random walk after 9 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=9 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 193 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 85 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 103 ms :[(NOT p0), (NOT p0)]
[2023-03-16 22:18:21] [INFO ] Flow matrix only has 356 transitions (discarded 173 similar events)
[2023-03-16 22:18:21] [INFO ] Invariant cache hit.
[2023-03-16 22:18:21] [INFO ] [Real]Absence check using 10 positive place invariants in 8 ms returned sat
[2023-03-16 22:18:21] [INFO ] [Real]Absence check using 10 positive and 13 generalized place invariants in 14 ms returned sat
[2023-03-16 22:18:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 22:18:21] [INFO ] [Real]Absence check using state equation in 261 ms returned sat
[2023-03-16 22:18:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 22:18:22] [INFO ] [Nat]Absence check using 10 positive place invariants in 9 ms returned sat
[2023-03-16 22:18:22] [INFO ] [Nat]Absence check using 10 positive and 13 generalized place invariants in 26 ms returned sat
[2023-03-16 22:18:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 22:18:22] [INFO ] [Nat]Absence check using state equation in 213 ms returned sat
[2023-03-16 22:18:22] [INFO ] State equation strengthened by 43 read => feed constraints.
[2023-03-16 22:18:22] [INFO ] [Nat]Added 43 Read/Feed constraints in 68 ms returned sat
[2023-03-16 22:18:22] [INFO ] Deduced a trap composed of 19 places in 155 ms of which 0 ms to minimize.
[2023-03-16 22:18:22] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 203 ms
[2023-03-16 22:18:22] [INFO ] Computed and/alt/rep : 42/102/42 causal constraints (skipped 308 transitions) in 56 ms.
[2023-03-16 22:18:22] [INFO ] Added : 3 causal constraints over 2 iterations in 187 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 92 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 12194 reset in 526 ms.
Product exploration explored 100000 steps with 12083 reset in 398 ms.
Support contains 7 out of 126 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 126/126 places, 529/529 transitions.
Applied a total of 0 rules in 26 ms. Remains 126 /126 variables (removed 0) and now considering 529/529 (removed 0) transitions.
[2023-03-16 22:18:24] [INFO ] Flow matrix only has 356 transitions (discarded 173 similar events)
[2023-03-16 22:18:24] [INFO ] Invariant cache hit.
[2023-03-16 22:18:24] [INFO ] Implicit Places using invariants in 208 ms returned []
[2023-03-16 22:18:24] [INFO ] Flow matrix only has 356 transitions (discarded 173 similar events)
[2023-03-16 22:18:24] [INFO ] Invariant cache hit.
[2023-03-16 22:18:24] [INFO ] State equation strengthened by 43 read => feed constraints.
[2023-03-16 22:18:25] [INFO ] Implicit Places using invariants and state equation in 939 ms returned []
Implicit Place search using SMT with State Equation took 1149 ms to find 0 implicit places.
[2023-03-16 22:18:25] [INFO ] Redundant transitions in 6 ms returned []
[2023-03-16 22:18:25] [INFO ] Flow matrix only has 356 transitions (discarded 173 similar events)
[2023-03-16 22:18:25] [INFO ] Invariant cache hit.
[2023-03-16 22:18:25] [INFO ] Dead Transitions using invariants and state equation in 563 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1754 ms. Remains : 126/126 places, 529/529 transitions.
Treatment of property SafeBus-COL-06-LTLCardinality-12 finished in 11997 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
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)))'
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)))'
[2023-03-16 22:18:26] [INFO ] Flatten gal took : 85 ms
[2023-03-16 22:18:26] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 2 ms.
[2023-03-16 22:18:26] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 138 places, 415 transitions and 2620 arcs took 9 ms.
Total runtime 40925 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT SafeBus-COL-06
BK_EXAMINATION: LTLCardinality
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/365
LTLCardinality

FORMULA SafeBus-COL-06-LTLCardinality-04 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1679005232720

--------------------
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 LTLCardinality -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/365/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/365/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/365/LTLCardinality.xml
lola: Created skeleton in 0.000000 secs.
lola: NOTDEADLOCKFREE
lola: Created skeleton in 0.000000 secs.
lola: Rule S: 0 transitions removed,0 places removed
lola: NOTDEADLOCKFREE
lola: Created skeleton in 0.000000 secs.
lola: NOTDEADLOCKFREE
lola: LAUNCH task # 7 (type EXCL) for 6 SafeBus-COL-06-LTLCardinality-12
lola: time limit : 1200 sec
lola: memory limit: 32 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:749
lola: rewrite Frontend/Parser/formula_rewrite.k:787
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lola: FINISHED task # 9 (type EXCL) for SafeBus-COL-06-LTLCardinality-04
lola: result : false
lola: markings : 14875
lola: fired transitions : 31752
lola: time used : 0.000000
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FINAL RESULTS
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SafeBus-COL-06-LTLCardinality-06: LTL unknown AGGR
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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="SafeBus-COL-06"
export BK_EXAMINATION="LTLCardinality"
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 SafeBus-COL-06, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r359-smll-167891808600211"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SafeBus-COL-06.tgz
mv SafeBus-COL-06 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;