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.r231-tall-167856415900339.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 LamportFastMutEx-COL-2, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r231-tall-167856415900339
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 496K
-rw-r--r-- 1 mcc users 8.5K Feb 25 13:42 CTLCardinality.txt
-rw-r--r-- 1 mcc users 87K Feb 25 13:42 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.9K Feb 25 13:41 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Feb 25 13:41 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:20 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Feb 25 16:20 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 16:20 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:20 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 25 13:42 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 119K Feb 25 13:42 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.5K Feb 25 13:42 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 53K Feb 25 13:42 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 16:20 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:20 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 equiv_pt
-rw-r--r-- 1 mcc users 2 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 38K 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 LamportFastMutEx-COL-2-LTLCardinality-00
FORMULA_NAME LamportFastMutEx-COL-2-LTLCardinality-01
FORMULA_NAME LamportFastMutEx-COL-2-LTLCardinality-02
FORMULA_NAME LamportFastMutEx-COL-2-LTLCardinality-03
FORMULA_NAME LamportFastMutEx-COL-2-LTLCardinality-04
FORMULA_NAME LamportFastMutEx-COL-2-LTLCardinality-05
FORMULA_NAME LamportFastMutEx-COL-2-LTLCardinality-06
FORMULA_NAME LamportFastMutEx-COL-2-LTLCardinality-07
FORMULA_NAME LamportFastMutEx-COL-2-LTLCardinality-08
FORMULA_NAME LamportFastMutEx-COL-2-LTLCardinality-09
FORMULA_NAME LamportFastMutEx-COL-2-LTLCardinality-10
FORMULA_NAME LamportFastMutEx-COL-2-LTLCardinality-11
FORMULA_NAME LamportFastMutEx-COL-2-LTLCardinality-12
FORMULA_NAME LamportFastMutEx-COL-2-LTLCardinality-13
FORMULA_NAME LamportFastMutEx-COL-2-LTLCardinality-14
FORMULA_NAME LamportFastMutEx-COL-2-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1679445120935

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=LamportFastMutEx-COL-2
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-22 00:32:02] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-22 00:32:02] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 00:32:02] [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.
[2023-03-22 00:32:02] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-22 00:32:03] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 623 ms
[2023-03-22 00:32:03] [INFO ] Imported 18 HL places and 17 HL transitions for a total of 69 PT places and 117.0 transition bindings in 14 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 10 ms.
Working with output stream class java.io.PrintStream
[2023-03-22 00:32:03] [INFO ] Built PT skeleton of HLPN with 18 places and 17 transitions 68 arcs in 6 ms.
[2023-03-22 00:32:03] [INFO ] Skeletonized 16 HLPN properties in 2 ms.
Initial state reduction rules removed 2 formulas.
FORMULA LamportFastMutEx-COL-2-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-COL-2-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 3 stabilizing places and 0 stable transitions
Remains 14 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
FORMULA LamportFastMutEx-COL-2-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Incomplete random walk after 10001 steps, including 2 resets, run finished after 223 ms. (steps per millisecond=44 ) properties (out of 30) seen :26
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 59 ms. (steps per millisecond=169 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 45 ms. (steps per millisecond=222 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
// Phase 1: matrix 17 rows 15 cols
[2023-03-22 00:32:03] [INFO ] Computed 2 place invariants in 5 ms
[2023-03-22 00:32:03] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-22 00:32:03] [INFO ] After 123ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0 real:2
[2023-03-22 00:32:03] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-22 00:32:03] [INFO ] After 39ms SMT Verify possible using all constraints in natural domain returned unsat :4 sat :0
Fused 4 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Successfully simplified 4 atomic propositions for a total of 13 simplifications.
[2023-03-22 00:32:03] [INFO ] Flatten gal took : 14 ms
FORMULA LamportFastMutEx-COL-2-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-22 00:32:03] [INFO ] Flatten gal took : 2 ms
Domain [pid(3), pid(3)] of place P_wait breaks symmetries in sort pid
Symmetric sort wr.t. initial and guards and successors and join/free detected :P_bool
Arc [3:1*[$i, 1]] contains constants of sort P_bool
Transition T_setbi_2 : constants on arcs in [[3:1*[$i, 1]]] introduces in P_bool(2) partition with 1 elements that refines current partition to 2 subsets.
[2023-03-22 00:32:03] [INFO ] Unfolded HLPN to a Petri net with 69 places and 96 transitions 402 arcs in 10 ms.
[2023-03-22 00:32:03] [INFO ] Unfolded 12 HLPN properties in 0 ms.
Deduced a syphon composed of 25 places in 0 ms
Reduce places removed 25 places and 34 transitions.
Support contains 32 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Applied a total of 0 rules in 6 ms. Remains 44 /44 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2023-03-22 00:32:03] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
// Phase 1: matrix 56 rows 44 cols
[2023-03-22 00:32:03] [INFO ] Computed 10 place invariants in 5 ms
[2023-03-22 00:32:04] [INFO ] Implicit Places using invariants in 50 ms returned []
[2023-03-22 00:32:04] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 00:32:04] [INFO ] Invariant cache hit.
[2023-03-22 00:32:04] [INFO ] State equation strengthened by 16 read => feed constraints.
[2023-03-22 00:32:04] [INFO ] Implicit Places using invariants and state equation in 66 ms returned []
Implicit Place search using SMT with State Equation took 117 ms to find 0 implicit places.
[2023-03-22 00:32:04] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 00:32:04] [INFO ] Invariant cache hit.
[2023-03-22 00:32:04] [INFO ] Dead Transitions using invariants and state equation in 52 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 188 ms. Remains : 44/44 places, 62/62 transitions.
Support contains 32 out of 44 places after structural reductions.
[2023-03-22 00:32:04] [INFO ] Flatten gal took : 8 ms
[2023-03-22 00:32:04] [INFO ] Flatten gal took : 7 ms
[2023-03-22 00:32:04] [INFO ] Input system was already deterministic with 62 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 333 ms. (steps per millisecond=30 ) properties (out of 25) seen :18
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 119 ms. (steps per millisecond=84 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 7) seen :0
Running SMT prover for 7 properties.
[2023-03-22 00:32:04] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 00:32:04] [INFO ] Invariant cache hit.
[2023-03-22 00:32:05] [INFO ] [Real]Absence check using 10 positive place invariants in 4 ms returned sat
[2023-03-22 00:32:05] [INFO ] After 124ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:6
[2023-03-22 00:32:05] [INFO ] [Nat]Absence check using 10 positive place invariants in 1 ms returned sat
[2023-03-22 00:32:05] [INFO ] After 53ms SMT Verify possible using state equation in natural domain returned unsat :2 sat :5
[2023-03-22 00:32:05] [INFO ] State equation strengthened by 16 read => feed constraints.
[2023-03-22 00:32:05] [INFO ] After 76ms SMT Verify possible using 16 Read/Feed constraints in natural domain returned unsat :2 sat :5
[2023-03-22 00:32:05] [INFO ] Deduced a trap composed of 8 places in 44 ms of which 4 ms to minimize.
[2023-03-22 00:32:05] [INFO ] Deduced a trap composed of 16 places in 44 ms of which 1 ms to minimize.
[2023-03-22 00:32:05] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 2 trap constraints in 104 ms
[2023-03-22 00:32:05] [INFO ] Deduced a trap composed of 4 places in 40 ms of which 1 ms to minimize.
[2023-03-22 00:32:05] [INFO ] Deduced a trap composed of 11 places in 35 ms of which 1 ms to minimize.
[2023-03-22 00:32:05] [INFO ] Deduced a trap composed of 9 places in 42 ms of which 1 ms to minimize.
[2023-03-22 00:32:05] [INFO ] Deduced a trap composed of 12 places in 66 ms of which 0 ms to minimize.
[2023-03-22 00:32:05] [INFO ] Deduced a trap composed of 10 places in 27 ms of which 1 ms to minimize.
[2023-03-22 00:32:05] [INFO ] Deduced a trap composed of 8 places in 28 ms of which 0 ms to minimize.
[2023-03-22 00:32:05] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 6 trap constraints in 258 ms
[2023-03-22 00:32:05] [INFO ] Deduced a trap composed of 9 places in 25 ms of which 1 ms to minimize.
[2023-03-22 00:32:05] [INFO ] Deduced a trap composed of 11 places in 35 ms of which 16 ms to minimize.
[2023-03-22 00:32:05] [INFO ] Deduced a trap composed of 13 places in 20 ms of which 0 ms to minimize.
[2023-03-22 00:32:05] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 3 trap constraints in 94 ms
[2023-03-22 00:32:05] [INFO ] After 579ms SMT Verify possible using trap constraints in natural domain returned unsat :6 sat :1
Attempting to minimize the solution found.
Minimization took 4 ms.
[2023-03-22 00:32:05] [INFO ] After 723ms SMT Verify possible using all constraints in natural domain returned unsat :6 sat :1
Fused 7 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 2 ms.
Support contains 2 out of 44 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 44/44 places, 62/62 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 42 transition count 60
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 6 place count 42 transition count 58
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 8 place count 40 transition count 58
Applied a total of 8 rules in 15 ms. Remains 40 /44 variables (removed 4) and now considering 58/62 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 40/44 places, 58/62 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=714 ) 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
Probably explored full state space saw : 324 states, properties seen :0
Probabilistic random walk after 932 steps, saw 324 distinct states, run finished after 15 ms. (steps per millisecond=62 ) properties seen :0
Explored full state space saw : 324 states, properties seen :0
Exhaustive walk after 932 steps, saw 324 distinct states, run finished after 3 ms. (steps per millisecond=310 ) properties seen :0
Successfully simplified 7 atomic propositions for a total of 12 simplifications.
FORMULA LamportFastMutEx-COL-2-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-COL-2-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-COL-2-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 1 stabilizing places and 2 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' '!(F(p0))'
Support contains 2 out of 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Applied a total of 0 rules in 3 ms. Remains 44 /44 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2023-03-22 00:32:06] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 00:32:06] [INFO ] Invariant cache hit.
[2023-03-22 00:32:06] [INFO ] Implicit Places using invariants in 50 ms returned []
[2023-03-22 00:32:06] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 00:32:06] [INFO ] Invariant cache hit.
[2023-03-22 00:32:06] [INFO ] State equation strengthened by 16 read => feed constraints.
[2023-03-22 00:32:06] [INFO ] Implicit Places using invariants and state equation in 93 ms returned []
Implicit Place search using SMT with State Equation took 144 ms to find 0 implicit places.
[2023-03-22 00:32:06] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 00:32:06] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 00:32:06] [INFO ] Invariant cache hit.
[2023-03-22 00:32:06] [INFO ] Dead Transitions using invariants and state equation in 43 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 203 ms. Remains : 44/44 places, 62/62 transitions.
Stuttering acceptance computed with spot in 130 ms :[(NOT p0)]
Running random walk in product with property : LamportFastMutEx-COL-2-LTLCardinality-00 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(LEQ 1 (ADD s30 s31))], 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 5685 reset in 200 ms.
Stack based approach found an accepted trace after 59 steps with 2 reset with depth 21 and stack size 21 in 0 ms.
FORMULA LamportFastMutEx-COL-2-LTLCardinality-00 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-COL-2-LTLCardinality-00 finished in 571 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)||(X(p1)&&G(p2))))'
Support contains 10 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Applied a total of 0 rules in 1 ms. Remains 44 /44 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2023-03-22 00:32:06] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 00:32:06] [INFO ] Invariant cache hit.
[2023-03-22 00:32:06] [INFO ] Implicit Places using invariants in 56 ms returned [30, 31]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 58 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 42/44 places, 62/62 transitions.
Applied a total of 0 rules in 1 ms. Remains 42 /42 variables (removed 0) and now considering 62/62 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 60 ms. Remains : 42/44 places, 62/62 transitions.
Stuttering acceptance computed with spot in 149 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p2)), (NOT p0)]
Running random walk in product with property : LamportFastMutEx-COL-2-LTLCardinality-02 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p0) p2 p1), acceptance={} source=0 dest: 2}, { cond=(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), acceptance={} source=0 dest: 3}], [{ cond=(AND (NOT p0) p2), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p0) p2), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=3 dest: 3}]], initial=1, aps=[p0:(GT (ADD s34 s35) (ADD s26 s27 s28 s29)), p2:(AND (LEQ (ADD s34 s35) (ADD s26 s27 s28 s29)) (LEQ (ADD s40 s41) 2)), p1:(GT 2 (ADD s12 s13))], 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]]
Product exploration explored 100000 steps with 3960 reset in 241 ms.
Product exploration explored 100000 steps with 3982 reset in 162 ms.
Computed a total of 1 stabilizing places and 2 stable transitions
Computed a total of 1 stabilizing places and 2 stable transitions
Knowledge obtained : [(AND (NOT p0) p2 p1), (X (AND (NOT p0) p2 p1)), (X (NOT p0)), (X (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND (NOT p0) p2))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 7 factoid took 295 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 94 ms :[(NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 3) seen :2
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-22 00:32:07] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
// Phase 1: matrix 56 rows 42 cols
[2023-03-22 00:32:07] [INFO ] Computed 8 place invariants in 1 ms
[2023-03-22 00:32:07] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-22 00:32:07] [INFO ] After 45ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) p2 p1), (X (AND (NOT p0) p2 p1)), (X (NOT p0)), (X (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND (NOT p0) p2))), (X (X (NOT p0))), (G (NOT (AND (NOT p2) (NOT p0))))]
False Knowledge obtained : [(F p0), (F (NOT (AND p2 (NOT p0))))]
Property proved to be true thanks to knowledge :(G (NOT (AND (NOT p2) (NOT p0))))
Knowledge based reduction with 8 factoid took 237 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA LamportFastMutEx-COL-2-LTLCardinality-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property LamportFastMutEx-COL-2-LTLCardinality-02 finished in 1361 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((p0&&X(X(G(p0)))))))'
Support contains 6 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Applied a total of 0 rules in 2 ms. Remains 44 /44 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2023-03-22 00:32:08] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
// Phase 1: matrix 56 rows 44 cols
[2023-03-22 00:32:08] [INFO ] Computed 10 place invariants in 3 ms
[2023-03-22 00:32:08] [INFO ] Implicit Places using invariants in 43 ms returned []
[2023-03-22 00:32:08] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 00:32:08] [INFO ] Invariant cache hit.
[2023-03-22 00:32:08] [INFO ] State equation strengthened by 16 read => feed constraints.
[2023-03-22 00:32:08] [INFO ] Implicit Places using invariants and state equation in 62 ms returned []
Implicit Place search using SMT with State Equation took 105 ms to find 0 implicit places.
[2023-03-22 00:32:08] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 00:32:08] [INFO ] Invariant cache hit.
[2023-03-22 00:32:08] [INFO ] Dead Transitions using invariants and state equation in 40 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 148 ms. Remains : 44/44 places, 62/62 transitions.
Stuttering acceptance computed with spot in 86 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : LamportFastMutEx-COL-2-LTLCardinality-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(LEQ (ADD s30 s31) (ADD s26 s27 s28 s29))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 13 steps with 0 reset in 1 ms.
FORMULA LamportFastMutEx-COL-2-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-COL-2-LTLCardinality-03 finished in 247 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 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 42 transition count 60
Applied a total of 4 rules in 9 ms. Remains 42 /44 variables (removed 2) and now considering 60/62 (removed 2) transitions.
[2023-03-22 00:32:08] [INFO ] Flow matrix only has 54 transitions (discarded 6 similar events)
// Phase 1: matrix 54 rows 42 cols
[2023-03-22 00:32:08] [INFO ] Computed 10 place invariants in 1 ms
[2023-03-22 00:32:08] [INFO ] Implicit Places using invariants in 34 ms returned [28, 29]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 35 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 40/44 places, 60/62 transitions.
Applied a total of 0 rules in 2 ms. Remains 40 /40 variables (removed 0) and now considering 60/60 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 46 ms. Remains : 40/44 places, 60/62 transitions.
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Running random walk in product with property : LamportFastMutEx-COL-2-LTLCardinality-04 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(LEQ 1 (ADD s32 s33))], 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 94 ms.
Stack based approach found an accepted trace after 25 steps with 0 reset with depth 26 and stack size 26 in 1 ms.
FORMULA LamportFastMutEx-COL-2-LTLCardinality-04 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-COL-2-LTLCardinality-04 finished in 191 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 2 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Applied a total of 0 rules in 1 ms. Remains 44 /44 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2023-03-22 00:32:08] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
// Phase 1: matrix 56 rows 44 cols
[2023-03-22 00:32:08] [INFO ] Computed 10 place invariants in 1 ms
[2023-03-22 00:32:08] [INFO ] Implicit Places using invariants in 39 ms returned [30, 31]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 40 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 42/44 places, 62/62 transitions.
Applied a total of 0 rules in 1 ms. Remains 42 /42 variables (removed 0) and now considering 62/62 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 42 ms. Remains : 42/44 places, 62/62 transitions.
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : LamportFastMutEx-COL-2-LTLCardinality-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LEQ 1 (ADD s40 s41))], 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 7569 reset in 89 ms.
Product exploration explored 100000 steps with 7594 reset in 101 ms.
Computed a total of 1 stabilizing places and 2 stable transitions
Computed a total of 1 stabilizing places and 2 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 126 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Finished random walk after 16 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=16 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 126 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 32 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
[2023-03-22 00:32:09] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
// Phase 1: matrix 56 rows 42 cols
[2023-03-22 00:32:09] [INFO ] Computed 8 place invariants in 1 ms
[2023-03-22 00:32:09] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-22 00:32:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:32:09] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2023-03-22 00:32:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:32:09] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-22 00:32:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:32:09] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2023-03-22 00:32:09] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-22 00:32:09] [INFO ] [Nat]Added 12 Read/Feed constraints in 1 ms returned sat
[2023-03-22 00:32:09] [INFO ] Deduced a trap composed of 12 places in 23 ms of which 1 ms to minimize.
[2023-03-22 00:32:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 33 ms
[2023-03-22 00:32:09] [INFO ] Computed and/alt/rep : 56/146/52 causal constraints (skipped 2 transitions) in 4 ms.
[2023-03-22 00:32:09] [INFO ] Added : 16 causal constraints over 4 iterations in 31 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 42 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 42/42 places, 62/62 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 42 transition count 60
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 40 transition count 60
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 38 transition count 58
Applied a total of 8 rules in 10 ms. Remains 38 /42 variables (removed 4) and now considering 58/62 (removed 4) transitions.
[2023-03-22 00:32:09] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
// Phase 1: matrix 52 rows 38 cols
[2023-03-22 00:32:09] [INFO ] Computed 8 place invariants in 1 ms
[2023-03-22 00:32:09] [INFO ] Implicit Places using invariants in 39 ms returned []
[2023-03-22 00:32:09] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
[2023-03-22 00:32:09] [INFO ] Invariant cache hit.
[2023-03-22 00:32:09] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-22 00:32:09] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 102 ms to find 0 implicit places.
[2023-03-22 00:32:09] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 00:32:09] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
[2023-03-22 00:32:09] [INFO ] Invariant cache hit.
[2023-03-22 00:32:09] [INFO ] Dead Transitions using invariants and state equation in 33 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 38/42 places, 58/62 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 160 ms. Remains : 38/42 places, 58/62 transitions.
Computed a total of 1 stabilizing places and 2 stable transitions
Computed a total of 1 stabilizing places and 2 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 91 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 27 ms :[(NOT p0)]
Finished random walk after 14 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=7 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 128 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 26 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
[2023-03-22 00:32:09] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
[2023-03-22 00:32:09] [INFO ] Invariant cache hit.
[2023-03-22 00:32:09] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-22 00:32:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:32:09] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2023-03-22 00:32:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:32:09] [INFO ] [Nat]Absence check using 8 positive place invariants in 1 ms returned sat
[2023-03-22 00:32:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:32:09] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2023-03-22 00:32:09] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-22 00:32:09] [INFO ] [Nat]Added 12 Read/Feed constraints in 2 ms returned sat
[2023-03-22 00:32:09] [INFO ] Deduced a trap composed of 7 places in 21 ms of which 1 ms to minimize.
[2023-03-22 00:32:09] [INFO ] Deduced a trap composed of 4 places in 18 ms of which 1 ms to minimize.
[2023-03-22 00:32:09] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 62 ms
[2023-03-22 00:32:09] [INFO ] Computed and/alt/rep : 52/148/48 causal constraints (skipped 2 transitions) in 5 ms.
[2023-03-22 00:32:10] [INFO ] Added : 36 causal constraints over 8 iterations in 52 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Product exploration explored 100000 steps with 8110 reset in 81 ms.
Product exploration explored 100000 steps with 8119 reset in 87 ms.
Support contains 2 out of 38 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 38/38 places, 58/58 transitions.
Applied a total of 0 rules in 2 ms. Remains 38 /38 variables (removed 0) and now considering 58/58 (removed 0) transitions.
[2023-03-22 00:32:10] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
[2023-03-22 00:32:10] [INFO ] Invariant cache hit.
[2023-03-22 00:32:10] [INFO ] Implicit Places using invariants in 43 ms returned []
[2023-03-22 00:32:10] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
[2023-03-22 00:32:10] [INFO ] Invariant cache hit.
[2023-03-22 00:32:10] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-22 00:32:10] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 97 ms to find 0 implicit places.
[2023-03-22 00:32:10] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 00:32:10] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
[2023-03-22 00:32:10] [INFO ] Invariant cache hit.
[2023-03-22 00:32:10] [INFO ] Dead Transitions using invariants and state equation in 38 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 143 ms. Remains : 38/38 places, 58/58 transitions.
Treatment of property LamportFastMutEx-COL-2-LTLCardinality-09 finished in 1948 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||F(p1)))))'
Support contains 6 out of 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 42 transition count 60
Applied a total of 4 rules in 9 ms. Remains 42 /44 variables (removed 2) and now considering 60/62 (removed 2) transitions.
[2023-03-22 00:32:10] [INFO ] Flow matrix only has 54 transitions (discarded 6 similar events)
// Phase 1: matrix 54 rows 42 cols
[2023-03-22 00:32:10] [INFO ] Computed 10 place invariants in 1 ms
[2023-03-22 00:32:10] [INFO ] Implicit Places using invariants in 46 ms returned [28, 29]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 47 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 40/44 places, 60/62 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 40 transition count 58
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 38 transition count 58
Applied a total of 4 rules in 2 ms. Remains 38 /40 variables (removed 2) and now considering 58/60 (removed 2) transitions.
[2023-03-22 00:32:10] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
// Phase 1: matrix 52 rows 38 cols
[2023-03-22 00:32:10] [INFO ] Computed 8 place invariants in 0 ms
[2023-03-22 00:32:10] [INFO ] Implicit Places using invariants in 34 ms returned []
[2023-03-22 00:32:10] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
[2023-03-22 00:32:10] [INFO ] Invariant cache hit.
[2023-03-22 00:32:10] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-22 00:32:10] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 80 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 38/44 places, 58/62 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 139 ms. Remains : 38/44 places, 58/62 transitions.
Stuttering acceptance computed with spot in 60 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : LamportFastMutEx-COL-2-LTLCardinality-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LEQ 1 (ADD s20 s21)), p1:(LEQ (ADD s14 s15) (ADD s36 s37))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 1604 reset in 102 ms.
Product exploration explored 100000 steps with 1615 reset in 115 ms.
Computed a total of 1 stabilizing places and 2 stable transitions
Computed a total of 1 stabilizing places and 2 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 164 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 50 steps, including 0 resets, run visited all 2 properties in 3 ms. (steps per millisecond=16 )
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (AND p0 (NOT p1)))]
Knowledge based reduction with 5 factoid took 245 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 57 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 67 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 6 out of 38 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 38/38 places, 58/58 transitions.
Applied a total of 0 rules in 4 ms. Remains 38 /38 variables (removed 0) and now considering 58/58 (removed 0) transitions.
[2023-03-22 00:32:11] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
[2023-03-22 00:32:11] [INFO ] Invariant cache hit.
[2023-03-22 00:32:11] [INFO ] Implicit Places using invariants in 34 ms returned []
[2023-03-22 00:32:11] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
[2023-03-22 00:32:11] [INFO ] Invariant cache hit.
[2023-03-22 00:32:11] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-22 00:32:11] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 83 ms to find 0 implicit places.
[2023-03-22 00:32:11] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-22 00:32:11] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
[2023-03-22 00:32:11] [INFO ] Invariant cache hit.
[2023-03-22 00:32:11] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 128 ms. Remains : 38/38 places, 58/58 transitions.
Computed a total of 1 stabilizing places and 2 stable transitions
Computed a total of 1 stabilizing places and 2 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 198 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 89 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=44 )
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (AND p0 (NOT p1)))]
Knowledge based reduction with 5 factoid took 217 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 63 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 67 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 69 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 1682 reset in 102 ms.
Product exploration explored 100000 steps with 1591 reset in 108 ms.
Support contains 6 out of 38 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 38/38 places, 58/58 transitions.
Applied a total of 0 rules in 2 ms. Remains 38 /38 variables (removed 0) and now considering 58/58 (removed 0) transitions.
[2023-03-22 00:32:12] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
[2023-03-22 00:32:12] [INFO ] Invariant cache hit.
[2023-03-22 00:32:12] [INFO ] Implicit Places using invariants in 54 ms returned []
[2023-03-22 00:32:12] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
[2023-03-22 00:32:12] [INFO ] Invariant cache hit.
[2023-03-22 00:32:12] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-22 00:32:12] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 113 ms to find 0 implicit places.
[2023-03-22 00:32:12] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-22 00:32:12] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
[2023-03-22 00:32:12] [INFO ] Invariant cache hit.
[2023-03-22 00:32:12] [INFO ] Dead Transitions using invariants and state equation in 38 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 160 ms. Remains : 38/38 places, 58/58 transitions.
Treatment of property LamportFastMutEx-COL-2-LTLCardinality-11 finished in 2292 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 4 out of 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 42 transition count 60
Applied a total of 4 rules in 3 ms. Remains 42 /44 variables (removed 2) and now considering 60/62 (removed 2) transitions.
[2023-03-22 00:32:12] [INFO ] Flow matrix only has 54 transitions (discarded 6 similar events)
// Phase 1: matrix 54 rows 42 cols
[2023-03-22 00:32:12] [INFO ] Computed 10 place invariants in 0 ms
[2023-03-22 00:32:12] [INFO ] Implicit Places using invariants in 36 ms returned [28, 29]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 36 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 40/44 places, 60/62 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 40 transition count 58
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 38 transition count 58
Applied a total of 4 rules in 3 ms. Remains 38 /40 variables (removed 2) and now considering 58/60 (removed 2) transitions.
[2023-03-22 00:32:12] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
// Phase 1: matrix 52 rows 38 cols
[2023-03-22 00:32:12] [INFO ] Computed 8 place invariants in 4 ms
[2023-03-22 00:32:12] [INFO ] Implicit Places using invariants in 33 ms returned []
[2023-03-22 00:32:12] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
[2023-03-22 00:32:12] [INFO ] Invariant cache hit.
[2023-03-22 00:32:12] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-22 00:32:12] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 79 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 38/44 places, 58/62 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 121 ms. Remains : 38/44 places, 58/62 transitions.
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Running random walk in product with property : LamportFastMutEx-COL-2-LTLCardinality-12 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(LEQ (ADD s34 s35) (ADD s20 s21))], 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 90 ms.
Stack based approach found an accepted trace after 20 steps with 0 reset with depth 21 and stack size 21 in 0 ms.
FORMULA LamportFastMutEx-COL-2-LTLCardinality-12 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-COL-2-LTLCardinality-12 finished in 255 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||X((G(((p0 U p1)||G(p2))) U (p0&&G(((p0 U p1)||G(p2)))))))))'
Support contains 14 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Applied a total of 0 rules in 1 ms. Remains 44 /44 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2023-03-22 00:32:12] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
// Phase 1: matrix 56 rows 44 cols
[2023-03-22 00:32:12] [INFO ] Computed 10 place invariants in 1 ms
[2023-03-22 00:32:12] [INFO ] Implicit Places using invariants in 34 ms returned [30, 31]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 35 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 42/44 places, 62/62 transitions.
Applied a total of 0 rules in 1 ms. Remains 42 /42 variables (removed 0) and now considering 62/62 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 37 ms. Remains : 42/44 places, 62/62 transitions.
Stuttering acceptance computed with spot in 219 ms :[(NOT p0), (NOT p0), (OR (NOT p0) (AND (NOT p1) (NOT p2))), true, (NOT p1), (NOT p2), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : LamportFastMutEx-COL-2-LTLCardinality-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(OR (AND (NOT p0) p1) (AND (NOT p0) p2)), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={0} source=2 dest: 3}, { cond=(AND p0 (NOT p1) (NOT p2)), acceptance={0} source=2 dest: 4}, { cond=(AND (NOT p0) (NOT p1) p2), acceptance={0} source=2 dest: 5}, { cond=p0, acceptance={0} source=2 dest: 6}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=4 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={0} source=4 dest: 4}], [{ cond=(NOT p2), acceptance={} source=5 dest: 3}, { cond=p2, acceptance={} source=5 dest: 5}], [{ cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={} source=6 dest: 3}, { cond=(AND p0 (NOT p1) (NOT p2)), acceptance={} source=6 dest: 4}, { cond=(AND (NOT p0) (NOT p1) p2), acceptance={} source=6 dest: 5}, { cond=(OR p0 p1), acceptance={} source=6 dest: 6}]], initial=0, aps=[p0:(LEQ (ADD s16 s17) (ADD s30 s31 s32 s33)), p1:(LEQ 1 (ADD s22 s23)), p2:(AND (LEQ (ADD s26 s27 s28 s29) (ADD s20 s21)) (GT 1 (ADD s22 s23)))], 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][false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 91 ms.
Product exploration explored 100000 steps with 50000 reset in 85 ms.
Computed a total of 1 stabilizing places and 2 stable transitions
Computed a total of 1 stabilizing places and 2 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) p2), (X p0), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))))]
False Knowledge obtained : [(X (X (OR (AND (NOT p0) p1) (AND (NOT p0) p2)))), (X (X (NOT (OR (AND (NOT p0) p1) (AND (NOT p0) p2))))), (X (X (AND (NOT p0) (NOT p1) p2))), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 4 factoid took 201 ms. Reduced automaton from 7 states, 16 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA LamportFastMutEx-COL-2-LTLCardinality-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property LamportFastMutEx-COL-2-LTLCardinality-14 finished in 658 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(G(p0)) U p1)))'
Support contains 8 out of 44 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Applied a total of 0 rules in 0 ms. Remains 44 /44 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2023-03-22 00:32:13] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 00:32:13] [INFO ] Invariant cache hit.
[2023-03-22 00:32:13] [INFO ] Implicit Places using invariants in 37 ms returned []
[2023-03-22 00:32:13] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 00:32:13] [INFO ] Invariant cache hit.
[2023-03-22 00:32:13] [INFO ] State equation strengthened by 16 read => feed constraints.
[2023-03-22 00:32:13] [INFO ] Implicit Places using invariants and state equation in 48 ms returned []
Implicit Place search using SMT with State Equation took 100 ms to find 0 implicit places.
[2023-03-22 00:32:13] [INFO ] Flow matrix only has 56 transitions (discarded 6 similar events)
[2023-03-22 00:32:13] [INFO ] Invariant cache hit.
[2023-03-22 00:32:13] [INFO ] Dead Transitions using invariants and state equation in 35 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 137 ms. Remains : 44/44 places, 62/62 transitions.
Stuttering acceptance computed with spot in 102 ms :[(NOT p1), (NOT p1), (NOT p0)]
Running random walk in product with property : LamportFastMutEx-COL-2-LTLCardinality-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}, { cond=(NOT p1), acceptance={} source=1 dest: 2}], [{ cond=p0, acceptance={} source=2 dest: 2}, { cond=(NOT p0), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(GT (ADD s40 s41) (ADD s18 s19)), p0:(OR (LEQ 1 (ADD s12 s13)) (LEQ 2 (ADD s30 s31)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 0 reset in 99 ms.
Stack based approach found an accepted trace after 46 steps with 0 reset with depth 47 and stack size 47 in 0 ms.
FORMULA LamportFastMutEx-COL-2-LTLCardinality-15 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-COL-2-LTLCardinality-15 finished in 355 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)))'
Found a Shortening insensitive property : LamportFastMutEx-COL-2-LTLCardinality-09
Stuttering acceptance computed with spot in 62 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 44 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 44/44 places, 62/62 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 42 transition count 60
Applied a total of 4 rules in 4 ms. Remains 42 /44 variables (removed 2) and now considering 60/62 (removed 2) transitions.
[2023-03-22 00:32:14] [INFO ] Flow matrix only has 54 transitions (discarded 6 similar events)
// Phase 1: matrix 54 rows 42 cols
[2023-03-22 00:32:14] [INFO ] Computed 10 place invariants in 3 ms
[2023-03-22 00:32:14] [INFO ] Implicit Places using invariants in 43 ms returned [28, 29]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 46 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 40/44 places, 60/62 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 40 transition count 58
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 38 transition count 58
Applied a total of 4 rules in 2 ms. Remains 38 /40 variables (removed 2) and now considering 58/60 (removed 2) transitions.
[2023-03-22 00:32:14] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
// Phase 1: matrix 52 rows 38 cols
[2023-03-22 00:32:14] [INFO ] Computed 8 place invariants in 0 ms
[2023-03-22 00:32:14] [INFO ] Implicit Places using invariants in 32 ms returned []
[2023-03-22 00:32:14] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
[2023-03-22 00:32:14] [INFO ] Invariant cache hit.
[2023-03-22 00:32:14] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-22 00:32:14] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 38/44 places, 58/62 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 137 ms. Remains : 38/44 places, 58/62 transitions.
Running random walk in product with property : LamportFastMutEx-COL-2-LTLCardinality-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LEQ 1 (ADD s36 s37))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak, cl-invariant], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 8118 reset in 76 ms.
Product exploration explored 100000 steps with 8089 reset in 80 ms.
Computed a total of 1 stabilizing places and 2 stable transitions
Computed a total of 1 stabilizing places and 2 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 113 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Finished random walk after 14 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=14 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 120 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 35 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
[2023-03-22 00:32:14] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
[2023-03-22 00:32:14] [INFO ] Invariant cache hit.
[2023-03-22 00:32:14] [INFO ] [Real]Absence check using 8 positive place invariants in 1 ms returned sat
[2023-03-22 00:32:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:32:14] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2023-03-22 00:32:14] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:32:14] [INFO ] [Nat]Absence check using 8 positive place invariants in 1 ms returned sat
[2023-03-22 00:32:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:32:14] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2023-03-22 00:32:14] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-22 00:32:14] [INFO ] [Nat]Added 12 Read/Feed constraints in 1 ms returned sat
[2023-03-22 00:32:14] [INFO ] Deduced a trap composed of 4 places in 18 ms of which 0 ms to minimize.
[2023-03-22 00:32:14] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 26 ms
[2023-03-22 00:32:14] [INFO ] Computed and/alt/rep : 52/148/48 causal constraints (skipped 2 transitions) in 4 ms.
[2023-03-22 00:32:14] [INFO ] Added : 34 causal constraints over 7 iterations in 46 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 38 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 38/38 places, 58/58 transitions.
Applied a total of 0 rules in 2 ms. Remains 38 /38 variables (removed 0) and now considering 58/58 (removed 0) transitions.
[2023-03-22 00:32:14] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
[2023-03-22 00:32:14] [INFO ] Invariant cache hit.
[2023-03-22 00:32:15] [INFO ] Implicit Places using invariants in 31 ms returned []
[2023-03-22 00:32:15] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
[2023-03-22 00:32:15] [INFO ] Invariant cache hit.
[2023-03-22 00:32:15] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-22 00:32:15] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
[2023-03-22 00:32:15] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-22 00:32:15] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
[2023-03-22 00:32:15] [INFO ] Invariant cache hit.
[2023-03-22 00:32:15] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 125 ms. Remains : 38/38 places, 58/58 transitions.
Computed a total of 1 stabilizing places and 2 stable transitions
Computed a total of 1 stabilizing places and 2 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 99 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 27 ms :[(NOT p0)]
Finished random walk after 10 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=10 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 104 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 25 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
[2023-03-22 00:32:15] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
[2023-03-22 00:32:15] [INFO ] Invariant cache hit.
[2023-03-22 00:32:15] [INFO ] [Real]Absence check using 8 positive place invariants in 1 ms returned sat
[2023-03-22 00:32:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:32:15] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-22 00:32:15] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:32:15] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-22 00:32:15] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:32:15] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2023-03-22 00:32:15] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-22 00:32:15] [INFO ] [Nat]Added 12 Read/Feed constraints in 2 ms returned sat
[2023-03-22 00:32:15] [INFO ] Deduced a trap composed of 4 places in 17 ms of which 0 ms to minimize.
[2023-03-22 00:32:15] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 27 ms
[2023-03-22 00:32:15] [INFO ] Computed and/alt/rep : 52/148/48 causal constraints (skipped 2 transitions) in 3 ms.
[2023-03-22 00:32:15] [INFO ] Added : 34 causal constraints over 7 iterations in 35 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Product exploration explored 100000 steps with 8132 reset in 80 ms.
Product exploration explored 100000 steps with 8084 reset in 80 ms.
Support contains 2 out of 38 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 38/38 places, 58/58 transitions.
Applied a total of 0 rules in 2 ms. Remains 38 /38 variables (removed 0) and now considering 58/58 (removed 0) transitions.
[2023-03-22 00:32:15] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
[2023-03-22 00:32:15] [INFO ] Invariant cache hit.
[2023-03-22 00:32:15] [INFO ] Implicit Places using invariants in 34 ms returned []
[2023-03-22 00:32:15] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
[2023-03-22 00:32:15] [INFO ] Invariant cache hit.
[2023-03-22 00:32:15] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-22 00:32:15] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
[2023-03-22 00:32:15] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 00:32:15] [INFO ] Flow matrix only has 52 transitions (discarded 6 similar events)
[2023-03-22 00:32:15] [INFO ] Invariant cache hit.
[2023-03-22 00:32:15] [INFO ] Dead Transitions using invariants and state equation in 34 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 123 ms. Remains : 38/38 places, 58/58 transitions.
Treatment of property LamportFastMutEx-COL-2-LTLCardinality-09 finished in 1973 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||F(p1)))))'
[2023-03-22 00:32:16] [INFO ] Flatten gal took : 5 ms
[2023-03-22 00:32:16] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 1 ms.
[2023-03-22 00:32:16] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 44 places, 62 transitions and 256 arcs took 1 ms.
Total runtime 13725 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT LamportFastMutEx-COL-2
BK_EXAMINATION: LTLCardinality
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/375
LTLCardinality

FORMULA LamportFastMutEx-COL-2-LTLCardinality-09 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA LamportFastMutEx-COL-2-LTLCardinality-11 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1679445137014

--------------------
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/375/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/375/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/375/LTLCardinality.xml
lola: Created skeleton in 0.000000 secs.
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 1.000000 secs.
lola: LAUNCH task # 1 (type EXCL) for 0 LamportFastMutEx-COL-2-LTLCardinality-09
lola: time limit : 1799 sec
lola: memory limit: 32 pages
lola: FINISHED task # 1 (type EXCL) for LamportFastMutEx-COL-2-LTLCardinality-09
lola: result : true
lola: markings : 168
lola: fired transitions : 240
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 4 (type EXCL) for 3 LamportFastMutEx-COL-2-LTLCardinality-11
lola: time limit : 3599 sec
lola: memory limit: 32 pages
lola: FINISHED task # 4 (type EXCL) for LamportFastMutEx-COL-2-LTLCardinality-11
lola: result : true
lola: markings : 394
lola: fired transitions : 693
lola: time used : 0.000000
lola: memory pages used : 1
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
LamportFastMutEx-COL-2-LTLCardinality-09: LTL true LTL model checker
LamportFastMutEx-COL-2-LTLCardinality-11: LTL true LTL model checker


Time elapsed: 1 secs. Pages in use: 1

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="LamportFastMutEx-COL-2"
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 LamportFastMutEx-COL-2, 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 r231-tall-167856415900339"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LamportFastMutEx-COL-2.tgz
mv LamportFastMutEx-COL-2 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 ;