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.r487-tall-167912703500780.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 TwoPhaseLocking-PT-nC00004vN, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r487-tall-167912703500780
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 384K
-rw-r--r-- 1 mcc users 5.7K Feb 25 17:45 CTLCardinality.txt
-rw-r--r-- 1 mcc users 50K Feb 25 17:45 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Feb 25 17:45 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Feb 25 17:45 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.1K Feb 25 17:22 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 17:22 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 17:22 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Feb 25 17:22 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 25 17:45 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 122K Feb 25 17:45 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.0K Feb 25 17:45 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 32K Feb 25 17:45 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 17:22 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 17:22 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 10 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 4.6K 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 TwoPhaseLocking-PT-nC00004vN-LTLFireability-00
FORMULA_NAME TwoPhaseLocking-PT-nC00004vN-LTLFireability-01
FORMULA_NAME TwoPhaseLocking-PT-nC00004vN-LTLFireability-02
FORMULA_NAME TwoPhaseLocking-PT-nC00004vN-LTLFireability-03
FORMULA_NAME TwoPhaseLocking-PT-nC00004vN-LTLFireability-04
FORMULA_NAME TwoPhaseLocking-PT-nC00004vN-LTLFireability-05
FORMULA_NAME TwoPhaseLocking-PT-nC00004vN-LTLFireability-06
FORMULA_NAME TwoPhaseLocking-PT-nC00004vN-LTLFireability-07
FORMULA_NAME TwoPhaseLocking-PT-nC00004vN-LTLFireability-08
FORMULA_NAME TwoPhaseLocking-PT-nC00004vN-LTLFireability-09
FORMULA_NAME TwoPhaseLocking-PT-nC00004vN-LTLFireability-10
FORMULA_NAME TwoPhaseLocking-PT-nC00004vN-LTLFireability-11
FORMULA_NAME TwoPhaseLocking-PT-nC00004vN-LTLFireability-12
FORMULA_NAME TwoPhaseLocking-PT-nC00004vN-LTLFireability-13
FORMULA_NAME TwoPhaseLocking-PT-nC00004vN-LTLFireability-14
FORMULA_NAME TwoPhaseLocking-PT-nC00004vN-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679223622112

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=TwoPhaseLocking-PT-nC00004vN
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-19 11:00:23] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-19 11:00:23] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-19 11:00:23] [INFO ] Load time of PNML (sax parser for PT used): 17 ms
[2023-03-19 11:00:23] [INFO ] Transformed 8 places.
[2023-03-19 11:00:23] [INFO ] Transformed 6 transitions.
[2023-03-19 11:00:23] [INFO ] Parsed PT model containing 8 places and 6 transitions and 18 arcs in 72 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 7 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA TwoPhaseLocking-PT-nC00004vN-LTLFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TwoPhaseLocking-PT-nC00004vN-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TwoPhaseLocking-PT-nC00004vN-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TwoPhaseLocking-PT-nC00004vN-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 8 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 7 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2023-03-19 11:00:24] [INFO ] Computed 3 place invariants in 3 ms
[2023-03-19 11:00:24] [INFO ] Implicit Places using invariants in 93 ms returned []
[2023-03-19 11:00:24] [INFO ] Invariant cache hit.
[2023-03-19 11:00:24] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 368 ms to find 0 implicit places.
[2023-03-19 11:00:24] [INFO ] Invariant cache hit.
[2023-03-19 11:00:24] [INFO ] Dead Transitions using invariants and state equation in 38 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 417 ms. Remains : 8/8 places, 6/6 transitions.
Support contains 8 out of 8 places after structural reductions.
[2023-03-19 11:00:24] [INFO ] Flatten gal took : 12 ms
[2023-03-19 11:00:24] [INFO ] Flatten gal took : 3 ms
[2023-03-19 11:00:24] [INFO ] Input system was already deterministic with 6 transitions.
Finished random walk after 15 steps, including 0 resets, run visited all 11 properties in 7 ms. (steps per millisecond=2 )
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 (!p0 U (p1||G(!p0)))))'
Support contains 2 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 5
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 7 transition count 5
Applied a total of 2 rules in 4 ms. Remains 7 /8 variables (removed 1) and now considering 5/6 (removed 1) transitions.
// Phase 1: matrix 5 rows 7 cols
[2023-03-19 11:00:24] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-19 11:00:24] [INFO ] Implicit Places using invariants in 28 ms returned []
[2023-03-19 11:00:24] [INFO ] Invariant cache hit.
[2023-03-19 11:00:24] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
[2023-03-19 11:00:24] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:00:24] [INFO ] Invariant cache hit.
[2023-03-19 11:00:24] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/8 places, 5/6 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 89 ms. Remains : 7/8 places, 5/6 transitions.
Stuttering acceptance computed with spot in 190 ms :[(AND (NOT p1) p0), true, (AND (NOT p1) p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC00004vN-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=2 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=2 dest: 2}]], initial=2, aps=[p1:(GEQ s2 1), p0:(LT s6 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 12785 reset in 230 ms.
Product exploration explored 100000 steps with 12836 reset in 111 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (AND (NOT p1) p0)), (X (NOT (AND (NOT p1) (NOT p0)))), true, (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 370 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 91 ms :[(AND p0 (NOT p1)), true, (AND p0 (NOT p1))]
Finished random walk after 11 steps, including 0 resets, run visited all 2 properties in 3 ms. (steps per millisecond=3 )
Knowledge obtained : [(AND (NOT p1) p0), (X (AND (NOT p1) p0)), (X (NOT (AND (NOT p1) (NOT p0)))), true, (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (NOT (AND p0 (NOT p1))))]
Knowledge based reduction with 6 factoid took 259 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 81 ms :[(AND p0 (NOT p1)), true, (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 102 ms :[(AND p0 (NOT p1)), true, (AND p0 (NOT p1))]
[2023-03-19 11:00:26] [INFO ] Invariant cache hit.
[2023-03-19 11:00:26] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-19 11:00:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 11:00:26] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-03-19 11:00:26] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 11:00:26] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-19 11:00:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 11:00:26] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2023-03-19 11:00:26] [INFO ] Computed and/alt/rep : 4/4/4 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-19 11:00:26] [INFO ] Added : 1 causal constraints over 1 iterations in 10 ms. Result :sat
Could not prove EG (AND p0 (NOT p1))
Support contains 2 out of 7 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 7/7 places, 5/5 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 5/5 (removed 0) transitions.
[2023-03-19 11:00:26] [INFO ] Invariant cache hit.
[2023-03-19 11:00:26] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-03-19 11:00:26] [INFO ] Invariant cache hit.
[2023-03-19 11:00:26] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2023-03-19 11:00:26] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:00:26] [INFO ] Invariant cache hit.
[2023-03-19 11:00:26] [INFO ] Dead Transitions using invariants and state equation in 17 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 71 ms. Remains : 7/7 places, 5/5 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), true, (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 220 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 96 ms :[(AND p0 (NOT p1)), true, (AND p0 (NOT p1))]
Finished random walk after 11 steps, including 0 resets, run visited all 2 properties in 3 ms. (steps per millisecond=3 )
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), true, (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (NOT (AND p0 (NOT p1))))]
Knowledge based reduction with 6 factoid took 247 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 90 ms :[(AND p0 (NOT p1)), true, (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 91 ms :[(AND p0 (NOT p1)), true, (AND p0 (NOT p1))]
[2023-03-19 11:00:27] [INFO ] Invariant cache hit.
[2023-03-19 11:00:27] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 11:00:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 11:00:27] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-19 11:00:27] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 11:00:27] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 11:00:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 11:00:27] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-03-19 11:00:27] [INFO ] Computed and/alt/rep : 4/4/4 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-19 11:00:27] [INFO ] Added : 1 causal constraints over 1 iterations in 8 ms. Result :sat
Could not prove EG (AND p0 (NOT p1))
Stuttering acceptance computed with spot in 97 ms :[(AND p0 (NOT p1)), true, (AND p0 (NOT p1))]
Product exploration explored 100000 steps with 12833 reset in 121 ms.
Product exploration explored 100000 steps with 12771 reset in 85 ms.
Support contains 2 out of 7 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 7/7 places, 5/5 transitions.
Applied a total of 0 rules in 2 ms. Remains 7 /7 variables (removed 0) and now considering 5/5 (removed 0) transitions.
[2023-03-19 11:00:27] [INFO ] Invariant cache hit.
[2023-03-19 11:00:27] [INFO ] Implicit Places using invariants in 28 ms returned []
[2023-03-19 11:00:27] [INFO ] Invariant cache hit.
[2023-03-19 11:00:27] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
[2023-03-19 11:00:27] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:00:27] [INFO ] Invariant cache hit.
[2023-03-19 11:00:27] [INFO ] Dead Transitions using invariants and state equation in 16 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 73 ms. Remains : 7/7 places, 5/5 transitions.
Treatment of property TwoPhaseLocking-PT-nC00004vN-LTLFireability-00 finished in 3021 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 1 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 5
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 7 transition count 5
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 6 transition count 4
Applied a total of 4 rules in 2 ms. Remains 6 /8 variables (removed 2) and now considering 4/6 (removed 2) transitions.
// Phase 1: matrix 4 rows 6 cols
[2023-03-19 11:00:27] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-19 11:00:27] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-19 11:00:27] [INFO ] Invariant cache hit.
[2023-03-19 11:00:27] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2023-03-19 11:00:27] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:00:27] [INFO ] Invariant cache hit.
[2023-03-19 11:00:27] [INFO ] Dead Transitions using invariants and state equation in 18 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 6/8 places, 4/6 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 75 ms. Remains : 6/8 places, 4/6 transitions.
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC00004vN-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(GEQ s5 1)], 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 28602 reset in 63 ms.
Product exploration explored 100000 steps with 28564 reset in 44 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))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 105 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 47 ms :[(NOT p0)]
Finished random walk after 4 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=4 )
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 156 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 31 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
[2023-03-19 11:00:28] [INFO ] Invariant cache hit.
[2023-03-19 11:00:28] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 11:00:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 11:00:28] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2023-03-19 11:00:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 11:00:28] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 11:00:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 11:00:28] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-03-19 11:00:28] [INFO ] Computed and/alt/rep : 3/3/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-19 11:00:28] [INFO ] Added : 2 causal constraints over 1 iterations in 7 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 6 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 6/6 places, 4/4 transitions.
Applied a total of 0 rules in 1 ms. Remains 6 /6 variables (removed 0) and now considering 4/4 (removed 0) transitions.
[2023-03-19 11:00:28] [INFO ] Invariant cache hit.
[2023-03-19 11:00:28] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-19 11:00:28] [INFO ] Invariant cache hit.
[2023-03-19 11:00:28] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2023-03-19 11:00:28] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:00:28] [INFO ] Invariant cache hit.
[2023-03-19 11:00:28] [INFO ] Dead Transitions using invariants and state equation in 16 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 66 ms. Remains : 6/6 places, 4/4 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))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 98 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)]
Finished random walk after 4 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=2 )
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 136 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 43 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
[2023-03-19 11:00:28] [INFO ] Invariant cache hit.
[2023-03-19 11:00:29] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2023-03-19 11:00:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 11:00:29] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-19 11:00:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 11:00:29] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 11:00:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 11:00:29] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2023-03-19 11:00:29] [INFO ] Computed and/alt/rep : 3/3/3 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-19 11:00:29] [INFO ] Added : 2 causal constraints over 1 iterations in 17 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Product exploration explored 100000 steps with 28586 reset in 42 ms.
Product exploration explored 100000 steps with 28624 reset in 59 ms.
Support contains 1 out of 6 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 6/6 places, 4/4 transitions.
Applied a total of 0 rules in 1 ms. Remains 6 /6 variables (removed 0) and now considering 4/4 (removed 0) transitions.
[2023-03-19 11:00:29] [INFO ] Invariant cache hit.
[2023-03-19 11:00:29] [INFO ] Implicit Places using invariants in 26 ms returned []
[2023-03-19 11:00:29] [INFO ] Invariant cache hit.
[2023-03-19 11:00:29] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
[2023-03-19 11:00:29] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:00:29] [INFO ] Invariant cache hit.
[2023-03-19 11:00:29] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 87 ms. Remains : 6/6 places, 4/4 transitions.
Treatment of property TwoPhaseLocking-PT-nC00004vN-LTLFireability-01 finished in 1456 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(p1)||(!p2&&F(p3))||p0))))'
Support contains 5 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2023-03-19 11:00:29] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 11:00:29] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-03-19 11:00:29] [INFO ] Invariant cache hit.
[2023-03-19 11:00:29] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2023-03-19 11:00:29] [INFO ] Invariant cache hit.
[2023-03-19 11:00:29] [INFO ] Dead Transitions using invariants and state equation in 17 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 141 ms :[(OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p1) p2)), (AND (NOT p1) (NOT p0) (NOT p3)), (OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p1) p2))]
Running random walk in product with property : TwoPhaseLocking-PT-nC00004vN-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=(AND p1 (NOT p0) p2), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0) p2), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p2) (NOT p3)), acceptance={} source=0 dest: 1}], [{ cond=(AND p1 (NOT p0) (NOT p3)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0) (NOT p3)), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 0}]], initial=2, aps=[p1:(AND (GEQ s0 1) (GEQ s1 1)), p0:(OR (LT s3 1) (LT s4 1)), p2:(GEQ s6 1), p3:(OR (LT s3 1) (LT s4 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 61 ms.
Product exploration explored 100000 steps with 50000 reset in 47 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) p0 (NOT p2) p3), (X (NOT (AND (NOT p1) (NOT p0) p2))), (X (NOT (AND p1 (NOT p0) p2))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p3)))), (X (X (NOT (AND (NOT p1) (NOT p0) p2)))), (X (X (NOT (AND p1 (NOT p0) (NOT p3))))), (X (X (NOT (AND p1 (NOT p0) p2)))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p3))))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p3)))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Property proved to be true thanks to knowledge :(AND (NOT p1) p0 (NOT p2) p3)
Knowledge based reduction with 9 factoid took 259 ms. Reduced automaton from 3 states, 6 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA TwoPhaseLocking-PT-nC00004vN-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property TwoPhaseLocking-PT-nC00004vN-LTLFireability-02 finished in 590 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)||G(p1))))'
Support contains 3 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-19 11:00:29] [INFO ] Invariant cache hit.
[2023-03-19 11:00:29] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-03-19 11:00:29] [INFO ] Invariant cache hit.
[2023-03-19 11:00:29] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2023-03-19 11:00:29] [INFO ] Invariant cache hit.
[2023-03-19 11:00:29] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 76 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 95 ms :[p0, (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Running random walk in product with property : TwoPhaseLocking-PT-nC00004vN-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND p0 p1), acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(LT s7 1), p1:(AND (GEQ s3 1) (GEQ s5 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 11913 reset in 62 ms.
Product exploration explored 100000 steps with 11938 reset in 62 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X (NOT (AND p0 (NOT p1)))), (X (AND p0 p1)), (X (X p0))]
False Knowledge obtained : [(X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1))))]
Knowledge based reduction with 4 factoid took 202 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 114 ms :[p0, (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Finished random walk after 15 steps, including 0 resets, run visited all 3 properties in 2 ms. (steps per millisecond=7 )
Knowledge obtained : [(AND p0 p1), (X (NOT (AND p0 (NOT p1)))), (X (AND p0 p1)), (X (X p0))]
False Knowledge obtained : [(X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (F (NOT p0)), (F (NOT (AND p1 p0))), (F (AND (NOT p1) p0))]
Knowledge based reduction with 4 factoid took 371 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 105 ms :[p0, (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 88 ms :[p0, (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Support contains 3 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-19 11:00:31] [INFO ] Invariant cache hit.
[2023-03-19 11:00:31] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-19 11:00:31] [INFO ] Invariant cache hit.
[2023-03-19 11:00:31] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2023-03-19 11:00:31] [INFO ] Invariant cache hit.
[2023-03-19 11:00:31] [INFO ] Dead Transitions using invariants and state equation in 18 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62 ms. Remains : 8/8 places, 6/6 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p1) p0))), (X (AND p1 p0)), (X (X p0))]
False Knowledge obtained : [(X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (AND p1 p0))), (X (X (NOT (AND p1 p0))))]
Knowledge based reduction with 4 factoid took 217 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 105 ms :[p0, (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Finished random walk after 15 steps, including 0 resets, run visited all 3 properties in 2 ms. (steps per millisecond=7 )
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p1) p0))), (X (AND p1 p0)), (X (X p0))]
False Knowledge obtained : [(X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (AND p1 p0))), (X (X (NOT (AND p1 p0)))), (F (NOT p0)), (F (NOT (AND p1 p0))), (F (AND (NOT p1) p0))]
Knowledge based reduction with 4 factoid took 304 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 93 ms :[p0, (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 91 ms :[p0, (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Stuttering acceptance computed with spot in 99 ms :[p0, (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Product exploration explored 100000 steps with 11959 reset in 55 ms.
Product exploration explored 100000 steps with 11963 reset in 51 ms.
Applying partial POR strategy [true, false, true]
Stuttering acceptance computed with spot in 109 ms :[p0, (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Support contains 3 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 8 transition count 6
Deduced a syphon composed of 1 places in 0 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 6
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 1 rules in 4 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-19 11:00:32] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 6 rows 8 cols
[2023-03-19 11:00:32] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 11:00:32] [INFO ] Dead Transitions using invariants and state equation in 21 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/8 places, 6/6 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 39 ms. Remains : 8/8 places, 6/6 transitions.
Support contains 3 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2023-03-19 11:00:32] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-19 11:00:32] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-19 11:00:32] [INFO ] Invariant cache hit.
[2023-03-19 11:00:32] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
[2023-03-19 11:00:32] [INFO ] Invariant cache hit.
[2023-03-19 11:00:32] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 65 ms. Remains : 8/8 places, 6/6 transitions.
Treatment of property TwoPhaseLocking-PT-nC00004vN-LTLFireability-03 finished in 2675 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(G(!p0))))))'
Support contains 2 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-19 11:00:32] [INFO ] Invariant cache hit.
[2023-03-19 11:00:32] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-19 11:00:32] [INFO ] Invariant cache hit.
[2023-03-19 11:00:32] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
[2023-03-19 11:00:32] [INFO ] Invariant cache hit.
[2023-03-19 11:00:32] [INFO ] Dead Transitions using invariants and state equation in 18 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 71 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 167 ms :[true, p0, p0, p0, p0, p0]
Running random walk in product with property : TwoPhaseLocking-PT-nC00004vN-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p0, acceptance={} source=1 dest: 0}, { cond=(NOT p0), acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={} source=4 dest: 3}], [{ cond=true, acceptance={} source=5 dest: 4}]], initial=5, aps=[p0:(OR (LT s3 1) (LT s4 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 5 steps with 0 reset in 0 ms.
FORMULA TwoPhaseLocking-PT-nC00004vN-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC00004vN-LTLFireability-07 finished in 252 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)&&!(p0 U p1)))'
Support contains 4 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-19 11:00:32] [INFO ] Invariant cache hit.
[2023-03-19 11:00:32] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-19 11:00:32] [INFO ] Invariant cache hit.
[2023-03-19 11:00:32] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 38 ms to find 0 implicit places.
[2023-03-19 11:00:32] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:00:32] [INFO ] Invariant cache hit.
[2023-03-19 11:00:32] [INFO ] Dead Transitions using invariants and state equation in 16 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 66 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 108 ms :[true, (NOT p0), p1, (OR (NOT p0) p1)]
Running random walk in product with property : TwoPhaseLocking-PT-nC00004vN-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 2}], [{ cond=p1, acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(AND (GEQ s3 1) (GEQ s4 1)), p1:(AND (GEQ s0 1) (GEQ s1 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][true, true, true, true]]
Product exploration explored 100000 steps with 19482 reset in 56 ms.
Product exploration explored 100000 steps with 19511 reset in 67 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X p1), true, (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0)))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 7 factoid took 285 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter insensitive) to 2 states, 2 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 52 ms :[(NOT p0), (NOT p0)]
Finished random walk after 7 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=7 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X p1), true, (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0)))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1))), (F p0)]
Knowledge based reduction with 7 factoid took 294 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 27 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
[2023-03-19 11:00:33] [INFO ] Invariant cache hit.
[2023-03-19 11:00:33] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-19 11:00:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 11:00:33] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-03-19 11:00:33] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 11:00:33] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 11:00:33] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 11:00:33] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-03-19 11:00:33] [INFO ] Computed and/alt/rep : 5/5/5 causal constraints (skipped 0 transitions) in 0 ms.
[2023-03-19 11:00:33] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 8 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-19 11:00:33] [INFO ] Invariant cache hit.
[2023-03-19 11:00:33] [INFO ] Implicit Places using invariants in 16 ms returned []
[2023-03-19 11:00:33] [INFO ] Invariant cache hit.
[2023-03-19 11:00:33] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 36 ms to find 0 implicit places.
[2023-03-19 11:00:33] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:00:33] [INFO ] Invariant cache hit.
[2023-03-19 11:00:33] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 63 ms. Remains : 8/8 places, 6/6 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 87 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 29 ms :[(NOT p0)]
Finished random walk after 7 steps, including 0 resets, run visited all 1 properties in 1 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 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 30 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
[2023-03-19 11:00:34] [INFO ] Invariant cache hit.
[2023-03-19 11:00:34] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 11:00:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 11:00:34] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2023-03-19 11:00:34] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 11:00:34] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 11:00:34] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 11:00:34] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2023-03-19 11:00:34] [INFO ] Computed and/alt/rep : 5/5/5 causal constraints (skipped 0 transitions) in 0 ms.
[2023-03-19 11:00:34] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Product exploration explored 100000 steps with 19524 reset in 55 ms.
Product exploration explored 100000 steps with 19508 reset in 50 ms.
Support contains 2 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 5
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 7 transition count 5
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 2 place count 7 transition count 4
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 6 transition count 4
Applied a total of 4 rules in 3 ms. Remains 6 /8 variables (removed 2) and now considering 4/6 (removed 2) transitions.
// Phase 1: matrix 4 rows 6 cols
[2023-03-19 11:00:34] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-19 11:00:34] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-19 11:00:34] [INFO ] Invariant cache hit.
[2023-03-19 11:00:34] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2023-03-19 11:00:34] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:00:34] [INFO ] Invariant cache hit.
[2023-03-19 11:00:34] [INFO ] Dead Transitions using invariants and state equation in 18 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 6/8 places, 4/6 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 73 ms. Remains : 6/8 places, 4/6 transitions.
Treatment of property TwoPhaseLocking-PT-nC00004vN-LTLFireability-08 finished in 1801 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 3 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 8 transition count 5
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 7 transition count 5
Applied a total of 2 rules in 0 ms. Remains 7 /8 variables (removed 1) and now considering 5/6 (removed 1) transitions.
// Phase 1: matrix 5 rows 7 cols
[2023-03-19 11:00:34] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-19 11:00:34] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-03-19 11:00:34] [INFO ] Invariant cache hit.
[2023-03-19 11:00:34] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
[2023-03-19 11:00:34] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:00:34] [INFO ] Invariant cache hit.
[2023-03-19 11:00:34] [INFO ] Dead Transitions using invariants and state equation in 18 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/8 places, 5/6 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 64 ms. Remains : 7/8 places, 5/6 transitions.
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC00004vN-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (LT s6 1) (OR (LT s3 1) (LT s5 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 67 ms.
Stack based approach found an accepted trace after 7 steps with 0 reset with depth 8 and stack size 8 in 0 ms.
FORMULA TwoPhaseLocking-PT-nC00004vN-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property TwoPhaseLocking-PT-nC00004vN-LTLFireability-09 finished in 176 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((!p0||G(p1)||G(F(!p0))))))'
Support contains 2 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2023-03-19 11:00:34] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-19 11:00:34] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-19 11:00:34] [INFO ] Invariant cache hit.
[2023-03-19 11:00:34] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
[2023-03-19 11:00:34] [INFO ] Invariant cache hit.
[2023-03-19 11:00:34] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 68 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 235 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), p0, p0, (AND p0 (NOT p1))]
Running random walk in product with property : TwoPhaseLocking-PT-nC00004vN-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 4}, { cond=(AND p0 p1), acceptance={} source=2 dest: 5}], [{ cond=p0, acceptance={0} source=3 dest: 3}], [{ cond=p0, acceptance={} source=4 dest: 3}, { cond=true, acceptance={} source=4 dest: 4}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=5 dest: 3}, { cond=(NOT p1), acceptance={} source=5 dest: 4}, { cond=p1, acceptance={} source=5 dest: 5}]], initial=0, aps=[p0:(LT s7 1), p1:(GEQ s2 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 11116 reset in 59 ms.
Product exploration explored 100000 steps with 11114 reset in 158 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 p1))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 3 factoid took 120 ms. Reduced automaton from 6 states, 11 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 64 ms :[p0, p0]
Finished random walk after 10 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=10 )
Knowledge obtained : [(AND p0 (NOT p1)), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 p1))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 277 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 56 ms :[p0, p0]
Stuttering acceptance computed with spot in 66 ms :[p0, p0]
[2023-03-19 11:00:35] [INFO ] Invariant cache hit.
[2023-03-19 11:00:35] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 11:00:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 11:00:35] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-03-19 11:00:35] [INFO ] Computed and/alt/rep : 5/5/5 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-19 11:00:35] [INFO ] Added : 2 causal constraints over 1 iterations in 4 ms. Result :sat
Could not prove EG p0
Support contains 1 out of 8 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 5
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 7 transition count 5
Applied a total of 2 rules in 1 ms. Remains 7 /8 variables (removed 1) and now considering 5/6 (removed 1) transitions.
// Phase 1: matrix 5 rows 7 cols
[2023-03-19 11:00:35] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-19 11:00:35] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-03-19 11:00:35] [INFO ] Invariant cache hit.
[2023-03-19 11:00:36] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
[2023-03-19 11:00:36] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:00:36] [INFO ] Invariant cache hit.
[2023-03-19 11:00:36] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/8 places, 5/6 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 74 ms. Remains : 7/8 places, 5/6 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 119 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 60 ms :[p0, p0]
Finished random walk after 11 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=11 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 137 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 69 ms :[p0, p0]
Stuttering acceptance computed with spot in 77 ms :[p0, p0]
[2023-03-19 11:00:36] [INFO ] Invariant cache hit.
[2023-03-19 11:00:36] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2023-03-19 11:00:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 11:00:36] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-03-19 11:00:36] [INFO ] Computed and/alt/rep : 4/4/4 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-19 11:00:36] [INFO ] Added : 1 causal constraints over 1 iterations in 13 ms. Result :sat
Could not prove EG p0
Stuttering acceptance computed with spot in 54 ms :[p0, p0]
Product exploration explored 100000 steps with 15471 reset in 48 ms.
Product exploration explored 100000 steps with 15393 reset in 57 ms.
Support contains 1 out of 7 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 7/7 places, 5/5 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 6 transition count 4
Applied a total of 2 rules in 1 ms. Remains 6 /7 variables (removed 1) and now considering 4/5 (removed 1) transitions.
// Phase 1: matrix 4 rows 6 cols
[2023-03-19 11:00:36] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-19 11:00:36] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-19 11:00:36] [INFO ] Invariant cache hit.
[2023-03-19 11:00:36] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2023-03-19 11:00:36] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:00:36] [INFO ] Invariant cache hit.
[2023-03-19 11:00:36] [INFO ] Dead Transitions using invariants and state equation in 16 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 6/7 places, 4/5 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62 ms. Remains : 6/7 places, 4/5 transitions.
Treatment of property TwoPhaseLocking-PT-nC00004vN-LTLFireability-10 finished in 2039 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(p0)&&(G(p2)||p1))))'
Support contains 5 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2023-03-19 11:00:36] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-19 11:00:36] [INFO ] Implicit Places using invariants in 16 ms returned []
[2023-03-19 11:00:36] [INFO ] Invariant cache hit.
[2023-03-19 11:00:36] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 34 ms to find 0 implicit places.
[2023-03-19 11:00:36] [INFO ] Invariant cache hit.
[2023-03-19 11:00:36] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 59 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 173 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), true, (NOT p0), (NOT p2)]
Running random walk in product with property : TwoPhaseLocking-PT-nC00004vN-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=1 dest: 2}, { cond=(OR p1 p2), acceptance={} source=1 dest: 3}, { cond=(AND (NOT p1) p2), acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={} source=3 dest: 2}], [{ cond=(NOT p2), acceptance={} source=4 dest: 2}, { cond=p2, acceptance={} source=4 dest: 4}]], initial=0, aps=[p1:(OR (LT s0 1) (LT s1 1)), p2:(LT s7 1), p0:(OR (LT s3 1) (LT s4 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 7 steps with 1 reset in 0 ms.
FORMULA TwoPhaseLocking-PT-nC00004vN-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC00004vN-LTLFireability-11 finished in 249 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((!p0 U p1))))'
Support contains 3 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 8 transition count 5
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 7 transition count 5
Applied a total of 2 rules in 2 ms. Remains 7 /8 variables (removed 1) and now considering 5/6 (removed 1) transitions.
// Phase 1: matrix 5 rows 7 cols
[2023-03-19 11:00:37] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-19 11:00:37] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-19 11:00:37] [INFO ] Invariant cache hit.
[2023-03-19 11:00:37] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
[2023-03-19 11:00:37] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:00:37] [INFO ] Invariant cache hit.
[2023-03-19 11:00:37] [INFO ] Dead Transitions using invariants and state equation in 18 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/8 places, 5/6 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 79 ms. Remains : 7/8 places, 5/6 transitions.
Stuttering acceptance computed with spot in 77 ms :[(NOT p1), (NOT p1)]
Running random walk in product with property : TwoPhaseLocking-PT-nC00004vN-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(OR p1 (NOT p0)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 1}], [{ cond=(AND (NOT p1) p0), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(AND (GEQ s3 1) (GEQ s4 1) (GEQ s6 1)), p0:(OR (LT s3 1) (LT s4 1))], 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 2498 reset in 109 ms.
Stack based approach found an accepted trace after 13 steps with 0 reset with depth 14 and stack size 14 in 0 ms.
FORMULA TwoPhaseLocking-PT-nC00004vN-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property TwoPhaseLocking-PT-nC00004vN-LTLFireability-12 finished in 278 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)||G(p1))))'
Support contains 3 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 8 transition count 5
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 7 transition count 5
Applied a total of 2 rules in 4 ms. Remains 7 /8 variables (removed 1) and now considering 5/6 (removed 1) transitions.
[2023-03-19 11:00:37] [INFO ] Invariant cache hit.
[2023-03-19 11:00:37] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-19 11:00:37] [INFO ] Invariant cache hit.
[2023-03-19 11:00:37] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 39 ms to find 0 implicit places.
[2023-03-19 11:00:37] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:00:37] [INFO ] Invariant cache hit.
[2023-03-19 11:00:37] [INFO ] Dead Transitions using invariants and state equation in 17 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/8 places, 5/6 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 66 ms. Remains : 7/8 places, 5/6 transitions.
Stuttering acceptance computed with spot in 37 ms :[(AND (NOT p0) (NOT p1))]
Running random walk in product with property : TwoPhaseLocking-PT-nC00004vN-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=(AND p0 p1), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={0} source=0 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={1} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0, 1} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s3 1) (GEQ s5 1)), p1:(AND (GEQ s3 1) (GEQ s5 1) (GEQ s6 1))], nbAcceptance=2, 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 87 ms.
Stack based approach found an accepted trace after 10 steps with 0 reset with depth 11 and stack size 9 in 0 ms.
FORMULA TwoPhaseLocking-PT-nC00004vN-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property TwoPhaseLocking-PT-nC00004vN-LTLFireability-14 finished in 210 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(F(p0))||F(p1))))'
Support contains 3 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2023-03-19 11:00:37] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-19 11:00:37] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-03-19 11:00:37] [INFO ] Invariant cache hit.
[2023-03-19 11:00:37] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
[2023-03-19 11:00:37] [INFO ] Invariant cache hit.
[2023-03-19 11:00:37] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 71 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 103 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : TwoPhaseLocking-PT-nC00004vN-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p1), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(AND (GEQ s0 1) (GEQ s1 1)), p0:(GEQ s6 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 43 ms.
Product exploration explored 100000 steps with 50000 reset in 36 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X p1), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p1)
Knowledge based reduction with 3 factoid took 64 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA TwoPhaseLocking-PT-nC00004vN-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property TwoPhaseLocking-PT-nC00004vN-LTLFireability-15 finished in 341 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U (!p0 U (p1||G(!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' '!(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' '!(X((F(!p0)||G(p1))))'
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)&&!(p0 U p1)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((!p0||G(p1)||G(F(!p0))))))'
[2023-03-19 11:00:38] [INFO ] Flatten gal took : 2 ms
[2023-03-19 11:00:38] [INFO ] Export to MCC of 5 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2023-03-19 11:00:38] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 8 places, 6 transitions and 18 arcs took 0 ms.
Total runtime 14743 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT TwoPhaseLocking-PT-nC00004vN
BK_EXAMINATION: LTLFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/374
LTLFireability

FORMULA TwoPhaseLocking-PT-nC00004vN-LTLFireability-00 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA TwoPhaseLocking-PT-nC00004vN-LTLFireability-03 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA TwoPhaseLocking-PT-nC00004vN-LTLFireability-10 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA TwoPhaseLocking-PT-nC00004vN-LTLFireability-01 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA TwoPhaseLocking-PT-nC00004vN-LTLFireability-08 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1679223639296

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/374/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/374/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/374/LTLFireability.xml
lola: rewrite Frontend/Parser/formula_rewrite.k:337
lola: rewrite Frontend/Parser/formula_rewrite.k:296
lola: rewrite Frontend/Parser/formula_rewrite.k:296
lola: rewrite Frontend/Parser/formula_rewrite.k:535
lola: RELEASE
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: LAUNCH task # 1 (type EXCL) for 0 TwoPhaseLocking-PT-nC00004vN-LTLFireability-00
lola: time limit : 600 sec
lola: memory limit: 32 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:749
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:749
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:737
lola: rewrite Frontend/Parser/formula_rewrite.k:693
lola: rewrite Frontend/Parser/formula_rewrite.k:788
lola: rewrite Frontend/Parser/formula_rewrite.k:788
lola: FINISHED task # 1 (type EXCL) for TwoPhaseLocking-PT-nC00004vN-LTLFireability-00
lola: result : true
lola: markings : 44
lola: fired transitions : 93
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 7 (type EXCL) for 6 TwoPhaseLocking-PT-nC00004vN-LTLFireability-03
lola: time limit : 720 sec
lola: memory limit: 32 pages
lola: FINISHED task # 7 (type EXCL) for TwoPhaseLocking-PT-nC00004vN-LTLFireability-03
lola: result : true
lola: markings : 48
lola: fired transitions : 71
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 17 (type EXCL) for 16 TwoPhaseLocking-PT-nC00004vN-LTLFireability-10
lola: time limit : 900 sec
lola: memory limit: 32 pages
lola: FINISHED task # 17 (type EXCL) for TwoPhaseLocking-PT-nC00004vN-LTLFireability-10
lola: result : true
lola: markings : 174
lola: fired transitions : 534
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 20 (type EXCL) for 3 TwoPhaseLocking-PT-nC00004vN-LTLFireability-01
lola: time limit : 1200 sec
lola: memory limit: 32 pages
lola: FINISHED task # 20 (type EXCL) for TwoPhaseLocking-PT-nC00004vN-LTLFireability-01
lola: result : false
lola: markings : 3
lola: fired transitions : 2
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 19 (type EXCL) for 9 TwoPhaseLocking-PT-nC00004vN-LTLFireability-08
lola: time limit : 1800 sec
lola: memory limit: 32 pages
lola: FINISHED task # 19 (type EXCL) for TwoPhaseLocking-PT-nC00004vN-LTLFireability-08
lola: result : false
lola: markings : 5
lola: fired transitions : 4
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 21 (type EXCL) for 9 TwoPhaseLocking-PT-nC00004vN-LTLFireability-08
lola: time limit : 3600 sec
lola: memory limit: 32 pages
lola: FINISHED task # 21 (type EXCL) for TwoPhaseLocking-PT-nC00004vN-LTLFireability-08
lola: result : false
lola: time used : 0.000000
lola: memory pages used : 1
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
TwoPhaseLocking-PT-nC00004vN-LTLFireability-00: LTL true LTL model checker
TwoPhaseLocking-PT-nC00004vN-LTLFireability-01: F true state space / EG
TwoPhaseLocking-PT-nC00004vN-LTLFireability-03: LTL true LTL model checker
TwoPhaseLocking-PT-nC00004vN-LTLFireability-08: CONJ true CONJ
TwoPhaseLocking-PT-nC00004vN-LTLFireability-10: LTL true LTL model checker


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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="TwoPhaseLocking-PT-nC00004vN"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool lolaxred"
echo " Input is TwoPhaseLocking-PT-nC00004vN, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r487-tall-167912703500780"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TwoPhaseLocking-PT-nC00004vN.tgz
mv TwoPhaseLocking-PT-nC00004vN execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;