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.r489-tall-167912707500940.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 ltsminxred
Input is TwoPhaseLocking-PT-nC10000vN, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r489-tall-167912707500940
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 524K
-rw-r--r-- 1 mcc users 7.3K Feb 25 17:27 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K Feb 25 17:27 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.1K Feb 25 17:26 CTLFireability.txt
-rw-r--r-- 1 mcc users 67K Feb 25 17:26 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 17:24 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 17:24 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 17:24 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 17:24 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Feb 25 17:29 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 169K Feb 25 17:29 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.4K Feb 25 17:28 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 79K Feb 25 17:28 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 17:24 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 17:24 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-nC10000vN-LTLFireability-00
FORMULA_NAME TwoPhaseLocking-PT-nC10000vN-LTLFireability-01
FORMULA_NAME TwoPhaseLocking-PT-nC10000vN-LTLFireability-02
FORMULA_NAME TwoPhaseLocking-PT-nC10000vN-LTLFireability-03
FORMULA_NAME TwoPhaseLocking-PT-nC10000vN-LTLFireability-04
FORMULA_NAME TwoPhaseLocking-PT-nC10000vN-LTLFireability-05
FORMULA_NAME TwoPhaseLocking-PT-nC10000vN-LTLFireability-06
FORMULA_NAME TwoPhaseLocking-PT-nC10000vN-LTLFireability-07
FORMULA_NAME TwoPhaseLocking-PT-nC10000vN-LTLFireability-08
FORMULA_NAME TwoPhaseLocking-PT-nC10000vN-LTLFireability-09
FORMULA_NAME TwoPhaseLocking-PT-nC10000vN-LTLFireability-10
FORMULA_NAME TwoPhaseLocking-PT-nC10000vN-LTLFireability-11
FORMULA_NAME TwoPhaseLocking-PT-nC10000vN-LTLFireability-12
FORMULA_NAME TwoPhaseLocking-PT-nC10000vN-LTLFireability-13
FORMULA_NAME TwoPhaseLocking-PT-nC10000vN-LTLFireability-14
FORMULA_NAME TwoPhaseLocking-PT-nC10000vN-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679334911951

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=TwoPhaseLocking-PT-nC10000vN
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-20 17:55:13] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-20 17:55:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-20 17:55:13] [INFO ] Load time of PNML (sax parser for PT used): 18 ms
[2023-03-20 17:55:13] [INFO ] Transformed 8 places.
[2023-03-20 17:55:13] [INFO ] Transformed 6 transitions.
[2023-03-20 17:55:13] [INFO ] Parsed PT model containing 8 places and 6 transitions and 18 arcs in 76 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 2 formulas.
FORMULA TwoPhaseLocking-PT-nC10000vN-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TwoPhaseLocking-PT-nC10000vN-LTLFireability-09 TRUE 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
[2023-03-20 17:55:13] [INFO ] Computed 3 place invariants in 11 ms
[2023-03-20 17:55:14] [INFO ] Implicit Places using invariants in 342 ms returned []
[2023-03-20 17:55:14] [INFO ] Invariant cache hit.
[2023-03-20 17:55:14] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 404 ms to find 0 implicit places.
[2023-03-20 17:55:14] [INFO ] Invariant cache hit.
[2023-03-20 17:55:14] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 443 ms. Remains : 8/8 places, 6/6 transitions.
Support contains 8 out of 8 places after structural reductions.
[2023-03-20 17:55:14] [INFO ] Flatten gal took : 13 ms
[2023-03-20 17:55:14] [INFO ] Flatten gal took : 3 ms
[2023-03-20 17:55:14] [INFO ] Input system was already deterministic with 6 transitions.
Incomplete random walk after 10003 steps, including 1 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 9) seen :3
Finished Best-First random walk after 34 steps, including 0 resets, run visited all 6 properties in 2 ms. (steps per millisecond=17 )
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' '!(G((F(p0)&&F((G(p1)||(p1&&F(!p2)))))))'
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.
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.
// Phase 1: matrix 5 rows 7 cols
[2023-03-20 17:55:14] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-20 17:55:14] [INFO ] Implicit Places using invariants in 31 ms returned []
[2023-03-20 17:55:14] [INFO ] Invariant cache hit.
[2023-03-20 17:55:14] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
[2023-03-20 17:55:14] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 17:55:14] [INFO ] Invariant cache hit.
[2023-03-20 17:55:14] [INFO ] Dead Transitions using invariants and state equation in 25 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 98 ms. Remains : 7/8 places, 5/6 transitions.
Stuttering acceptance computed with spot in 318 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (AND (NOT p1) p2)]
Running random walk in product with property : TwoPhaseLocking-PT-nC10000vN-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}, { cond=(AND p1 p2), acceptance={} source=2 dest: 3}], [{ cond=(AND p1 p2), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p1) p2), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(GEQ s2 1), p1:(LT s6 1), p2:(AND (GEQ s3 1) (GEQ s5 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null][true, true, true, true]]
Product exploration explored 100000 steps with 21 reset in 195 ms.
Stack based approach found an accepted trace after 662 steps with 67 reset with depth 15 and stack size 15 in 2 ms.
FORMULA TwoPhaseLocking-PT-nC10000vN-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property TwoPhaseLocking-PT-nC10000vN-LTLFireability-00 finished in 664 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(X(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 1 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2023-03-20 17:55:15] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-20 17:55:15] [INFO ] Implicit Places using invariants in 36 ms returned []
[2023-03-20 17:55:15] [INFO ] Invariant cache hit.
[2023-03-20 17:55:15] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
[2023-03-20 17:55:15] [INFO ] Invariant cache hit.
[2023-03-20 17:55:15] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 103 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 356 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC10000vN-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={} source=4 dest: 5}], [{ cond=true, acceptance={} source=5 dest: 3}]], initial=4, aps=[p0:(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, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 16666 reset in 107 ms.
Product exploration explored 100000 steps with 16666 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 : [p0, true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 98 ms. Reduced automaton from 6 states, 6 edges and 1 AP (stutter sensitive) to 6 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 214 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Finished random walk after 5001 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=1667 )
Knowledge obtained : [p0, true]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 2 factoid took 121 ms. Reduced automaton from 6 states, 6 edges and 1 AP (stutter sensitive) to 6 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 212 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 267 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT 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 1 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-20 17:55:16] [INFO ] Invariant cache hit.
[2023-03-20 17:55:16] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-03-20 17:55:16] [INFO ] Invariant cache hit.
[2023-03-20 17:55:16] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
[2023-03-20 17:55:16] [INFO ] Invariant cache hit.
[2023-03-20 17:55:16] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 84 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 : [p0, true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 102 ms. Reduced automaton from 6 states, 6 edges and 1 AP (stutter sensitive) to 6 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 245 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Finished random walk after 5001 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=1667 )
Knowledge obtained : [p0, true]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 2 factoid took 117 ms. Reduced automaton from 6 states, 6 edges and 1 AP (stutter sensitive) to 6 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 232 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 237 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 234 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 16666 reset in 89 ms.
Product exploration explored 100000 steps with 16666 reset in 144 ms.
Applying partial POR strategy [true, false, false, false, false, false]
Stuttering acceptance computed with spot in 198 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT 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.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 6
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 1 place count 8 transition count 6
Deduced a syphon composed of 2 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 2 place count 8 transition count 6
Deduced a syphon composed of 2 places in 0 ms
Applied a total of 2 rules in 9 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-20 17:55:18] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 6 rows 8 cols
[2023-03-20 17:55:18] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-20 17:55:18] [INFO ] Dead Transitions using invariants and state equation in 23 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 41 ms. Remains : 8/8 places, 6/6 transitions.
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
[2023-03-20 17:55:18] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-20 17:55:18] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-03-20 17:55:18] [INFO ] Invariant cache hit.
[2023-03-20 17:55:18] [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.
[2023-03-20 17:55:18] [INFO ] Invariant cache hit.
[2023-03-20 17:55:18] [INFO ] Dead Transitions using invariants and state equation in 17 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61 ms. Remains : 8/8 places, 6/6 transitions.
Treatment of property TwoPhaseLocking-PT-nC10000vN-LTLFireability-02 finished in 3618 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Support contains 1 out of 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.
[2023-03-20 17:55:18] [INFO ] Invariant cache hit.
[2023-03-20 17:55:18] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-03-20 17:55:18] [INFO ] Invariant cache hit.
[2023-03-20 17:55:18] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
[2023-03-20 17:55:18] [INFO ] Invariant cache hit.
[2023-03-20 17:55:18] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 83 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 113 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC10000vN-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=2, aps=[p0:(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 25049 reset in 49 ms.
Product exploration explored 100000 steps with 25059 reset in 83 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)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 87 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 104 ms :[(NOT p0), (NOT p0), (NOT p0)]
Incomplete random walk after 10003 steps, including 1 resets, run finished after 7 ms. (steps per millisecond=1429 ) properties (out of 1) seen :0
Finished Best-First random walk after 4 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=4 )
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 96 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 162 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2023-03-20 17:55:19] [INFO ] Invariant cache hit.
[2023-03-20 17:55:19] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-20 17:55:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 17:55:19] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2023-03-20 17:55:19] [INFO ] Computed and/alt/rep : 5/5/5 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-20 17:55:19] [INFO ] Added : 2 causal constraints over 1 iterations in 14 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 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.
[2023-03-20 17:55:19] [INFO ] Invariant cache hit.
[2023-03-20 17:55:19] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-20 17:55:19] [INFO ] Invariant cache hit.
[2023-03-20 17:55:19] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
[2023-03-20 17:55:19] [INFO ] Invariant cache hit.
[2023-03-20 17:55:19] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 85 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)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 78 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 112 ms :[(NOT p0), (NOT p0), (NOT p0)]
Incomplete random walk after 10003 steps, including 1 resets, run finished after 6 ms. (steps per millisecond=1667 ) properties (out of 1) seen :0
Finished Best-First random walk after 4 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=4 )
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 134 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 122 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 98 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2023-03-20 17:55:20] [INFO ] Invariant cache hit.
[2023-03-20 17:55:20] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-20 17:55:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 17:55:20] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-03-20 17:55:20] [INFO ] Computed and/alt/rep : 5/5/5 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-20 17:55:20] [INFO ] Added : 2 causal constraints over 1 iterations in 10 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 131 ms :[(NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 24902 reset in 61 ms.
Product exploration explored 100000 steps with 25058 reset in 56 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 106 ms :[(NOT p0), (NOT p0), (NOT 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.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 6
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 2 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 2 place count 8 transition count 6
Deduced a syphon composed of 2 places in 0 ms
Applied a total of 2 rules in 5 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-20 17:55:21] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 6 rows 8 cols
[2023-03-20 17:55:21] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-20 17:55:21] [INFO ] Dead Transitions using invariants and state equation in 25 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 52 ms. Remains : 8/8 places, 6/6 transitions.
Support contains 1 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
[2023-03-20 17:55:21] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-20 17:55:21] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-20 17:55:21] [INFO ] Invariant cache hit.
[2023-03-20 17:55:21] [INFO ] Implicit Places using invariants and state equation in 77 ms returned []
Implicit Place search using SMT with State Equation took 100 ms to find 0 implicit places.
[2023-03-20 17:55:21] [INFO ] Invariant cache hit.
[2023-03-20 17:55:21] [INFO ] Dead Transitions using invariants and state equation in 42 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 145 ms. Remains : 8/8 places, 6/6 transitions.
Treatment of property TwoPhaseLocking-PT-nC10000vN-LTLFireability-03 finished in 2453 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 1 ms. Remains 7 /8 variables (removed 1) and now considering 5/6 (removed 1) transitions.
// Phase 1: matrix 5 rows 7 cols
[2023-03-20 17:55:21] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-20 17:55:21] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-20 17:55:21] [INFO ] Invariant cache hit.
[2023-03-20 17:55:21] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2023-03-20 17:55:21] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 17:55:21] [INFO ] Invariant cache hit.
[2023-03-20 17:55:21] [INFO ] Dead Transitions using invariants and state equation in 20 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 82 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-nC10000vN-LTLFireability-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:(AND (GEQ s3 1) (GEQ s5 1) (GEQ s2 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 84 ms.
Stack based approach found an accepted trace after 4 steps with 0 reset with depth 5 and stack size 5 in 0 ms.
FORMULA TwoPhaseLocking-PT-nC10000vN-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property TwoPhaseLocking-PT-nC10000vN-LTLFireability-04 finished in 216 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) U 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 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 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 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
[2023-03-20 17:55:21] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-20 17:55:21] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-03-20 17:55:21] [INFO ] Invariant cache hit.
[2023-03-20 17:55:21] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
[2023-03-20 17:55:21] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 17:55:21] [INFO ] Invariant cache hit.
[2023-03-20 17:55:21] [INFO ] Dead Transitions using invariants and state equation in 24 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 92 ms. Remains : 6/8 places, 4/6 transitions.
Stuttering acceptance computed with spot in 122 ms :[(NOT p1), p0]
Running random walk in product with property : TwoPhaseLocking-PT-nC10000vN-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(AND (GEQ s0 1) (GEQ s1 1)), p0:(LT s5 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 70 reset in 83 ms.
Stack based approach found an accepted trace after 11 steps with 0 reset with depth 12 and stack size 12 in 0 ms.
FORMULA TwoPhaseLocking-PT-nC10000vN-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property TwoPhaseLocking-PT-nC10000vN-LTLFireability-05 finished in 323 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) U 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 1 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2023-03-20 17:55:21] [INFO ] Computed 3 place invariants in 2 ms
[2023-03-20 17:55:21] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-20 17:55:21] [INFO ] Invariant cache hit.
[2023-03-20 17:55:21] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
[2023-03-20 17:55:21] [INFO ] Invariant cache hit.
[2023-03-20 17:55:21] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 82 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 140 ms :[(NOT p1), (NOT p1), true, (NOT p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC10000vN-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p1) p0), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={0} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={} source=3 dest: 2}, { cond=p0, acceptance={} source=3 dest: 3}]], initial=0, aps=[p1:(AND (GEQ s3 1) (GEQ s5 1)), p0:(GEQ s6 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][false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 59 ms.
Product exploration explored 100000 steps with 50000 reset in 50 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) p0)))), true, (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge :(X (NOT (AND (NOT p1) (NOT p0))))
Knowledge based reduction with 6 factoid took 187 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA TwoPhaseLocking-PT-nC10000vN-LTLFireability-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property TwoPhaseLocking-PT-nC10000vN-LTLFireability-06 finished in 543 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(X(!F(p0))) U p1))'
Support contains 4 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.
[2023-03-20 17:55:22] [INFO ] Invariant cache hit.
[2023-03-20 17:55:22] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-20 17:55:22] [INFO ] Invariant cache hit.
[2023-03-20 17:55:22] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
[2023-03-20 17:55:22] [INFO ] Invariant cache hit.
[2023-03-20 17:55:22] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 82 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 145 ms :[p0, true, (NOT p1), (OR (NOT p1) p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC10000vN-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={} source=2 dest: 3}], [{ cond=(AND p1 (NOT p0)), acceptance={0} source=3 dest: 0}, { cond=p0, acceptance={0} source=3 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=3 dest: 3}]], initial=2, aps=[p0:(AND (GEQ s0 1) (GEQ s1 1)), p1:(AND (GEQ s3 1) (GEQ s4 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA TwoPhaseLocking-PT-nC10000vN-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC10000vN-LTLFireability-07 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' '!(X(X((!p0 U (p1||G(!p0))))))'
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 1 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-20 17:55:22] [INFO ] Invariant cache hit.
[2023-03-20 17:55:22] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-20 17:55:22] [INFO ] Invariant cache hit.
[2023-03-20 17:55:22] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2023-03-20 17:55:22] [INFO ] Invariant cache hit.
[2023-03-20 17:55:22] [INFO ] Dead Transitions using invariants and state equation in 20 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 123 ms :[true, (AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC10000vN-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(AND (NOT p1) p0), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p1:(AND (NOT (AND (GEQ s3 1) (GEQ s5 1))) (LT s2 1)), p0:(GEQ s2 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 7 steps with 0 reset in 1 ms.
FORMULA TwoPhaseLocking-PT-nC10000vN-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC10000vN-LTLFireability-08 finished in 203 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&&(p1 U p2)))))'
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.
[2023-03-20 17:55:22] [INFO ] Invariant cache hit.
[2023-03-20 17:55:22] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-20 17:55:22] [INFO ] Invariant cache hit.
[2023-03-20 17:55:22] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
[2023-03-20 17:55:22] [INFO ] Invariant cache hit.
[2023-03-20 17:55:22] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 74 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 153 ms :[(OR (NOT p2) p0), (OR (NOT p2) p0), true, (NOT p2)]
Running random walk in product with property : TwoPhaseLocking-PT-nC10000vN-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(OR (AND (NOT p0) p2) (AND (NOT p0) p1)), acceptance={} source=1 dest: 1}, { cond=(OR p0 (AND (NOT p2) (NOT p1))), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=3 dest: 2}, { cond=(AND (NOT p2) p1), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(LT s7 1), p2:(AND (GEQ s3 1) (GEQ s4 1)), p1:(AND (GEQ s0 1) (GEQ s1 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][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA TwoPhaseLocking-PT-nC10000vN-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC10000vN-LTLFireability-10 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' '!(((!p0&&X(!p0)) U 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 3 ms. Remains 7 /8 variables (removed 1) and now considering 5/6 (removed 1) transitions.
// Phase 1: matrix 5 rows 7 cols
[2023-03-20 17:55:23] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-20 17:55:23] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-20 17:55:23] [INFO ] Invariant cache hit.
[2023-03-20 17:55:23] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
[2023-03-20 17:55:23] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 17:55:23] [INFO ] Invariant cache hit.
[2023-03-20 17:55:23] [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 79 ms. Remains : 7/8 places, 5/6 transitions.
Stuttering acceptance computed with spot in 129 ms :[(NOT p1), true, (AND p1 p0), (NOT p1)]
Running random walk in product with property : TwoPhaseLocking-PT-nC10000vN-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 2}, { cond=(AND p1 p0), acceptance={} source=0 dest: 3}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=(AND p1 p0), acceptance={} source=2 dest: 1}], [{ cond=(NOT p1), acceptance={} source=3 dest: 1}, { cond=p1, acceptance={} source=3 dest: 3}]], initial=0, aps=[p1:(AND (GEQ s3 1) (GEQ s4 1) (GEQ s2 1)), p0:(GEQ s2 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null][true, true, true, true]]
Entered a terminal (fully accepting) state of product in 228 steps with 80 reset in 3 ms.
FORMULA TwoPhaseLocking-PT-nC10000vN-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC10000vN-LTLFireability-11 finished in 233 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((F(p0)&&G(!p1))))'
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.
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
[2023-03-20 17:55:23] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-20 17:55:23] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-20 17:55:23] [INFO ] Invariant cache hit.
[2023-03-20 17:55:23] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
[2023-03-20 17:55:23] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 17:55:23] [INFO ] Invariant cache hit.
[2023-03-20 17:55:23] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 84 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 135 ms :[(OR (NOT p0) p1), (NOT p0), p1]
Running random walk in product with property : TwoPhaseLocking-PT-nC10000vN-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={0} source=2 dest: 0}, { cond=(NOT p1), acceptance={} source=2 dest: 2}]], initial=0, aps=[p1:(GEQ s6 1), p0:(GEQ s2 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 11 reset in 78 ms.
Stack based approach found an accepted trace after 229 steps with 17 reset with depth 47 and stack size 47 in 1 ms.
FORMULA TwoPhaseLocking-PT-nC10000vN-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property TwoPhaseLocking-PT-nC10000vN-LTLFireability-12 finished in 319 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(!p0)||X(X(!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 1 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-20 17:55:23] [INFO ] Invariant cache hit.
[2023-03-20 17:55:23] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-20 17:55:23] [INFO ] Invariant cache hit.
[2023-03-20 17:55:23] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
[2023-03-20 17:55:23] [INFO ] Invariant cache hit.
[2023-03-20 17:55:23] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 74 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 273 ms :[p1, (AND p1 p0), (AND p0 p1), p1, true, (AND p1 p0), p0]
Running random walk in product with property : TwoPhaseLocking-PT-nC10000vN-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 4}], [{ cond=p0, acceptance={} source=1 dest: 0}, { cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(AND p0 p1), acceptance={} source=2 dest: 4}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 6}], [{ cond=true, acceptance={} source=3 dest: 0}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(NOT p0), acceptance={} source=5 dest: 1}, { cond=p0, acceptance={} source=5 dest: 3}], [{ cond=p0, acceptance={} source=6 dest: 4}, { cond=(NOT p0), acceptance={} source=6 dest: 6}]], initial=5, aps=[p1:(AND (GEQ s3 1) (GEQ s4 1)), p0:(GEQ s6 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, 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 33333 reset in 48 ms.
Product exploration explored 100000 steps with 33333 reset in 55 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 (NOT p0)), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (X (NOT (AND (NOT p0) p1))))
Knowledge based reduction with 5 factoid took 128 ms. Reduced automaton from 7 states, 11 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA TwoPhaseLocking-PT-nC10000vN-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property TwoPhaseLocking-PT-nC10000vN-LTLFireability-13 finished in 598 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(X(X(F(!p0))))))))'
Support contains 1 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.
[2023-03-20 17:55:24] [INFO ] Invariant cache hit.
[2023-03-20 17:55:24] [INFO ] Implicit Places using invariants in 26 ms returned []
[2023-03-20 17:55:24] [INFO ] Invariant cache hit.
[2023-03-20 17:55:24] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
[2023-03-20 17:55:24] [INFO ] Invariant cache hit.
[2023-03-20 17:55:24] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 87 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 266 ms :[p0, p0, p0, p0, p0, p0, p0]
Running random walk in product with property : TwoPhaseLocking-PT-nC10000vN-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ 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}], [{ cond=true, acceptance={} source=6 dest: 5}]], initial=6, aps=[p0:(LT s7 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 8959 reset in 59 ms.
Product exploration explored 100000 steps with 8957 reset in 68 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 84 ms. Reduced automaton from 7 states, 7 edges and 1 AP (stutter sensitive) to 7 states, 7 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 267 ms :[p0, p0, p0, p0, p0, p0, p0]
Incomplete random walk after 10003 steps, including 1 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 1) seen :0
Finished Best-First random walk after 10 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=10 )
Knowledge obtained : [p0, true]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 2 factoid took 117 ms. Reduced automaton from 7 states, 7 edges and 1 AP (stutter sensitive) to 7 states, 7 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 347 ms :[p0, p0, p0, p0, p0, p0, p0]
Stuttering acceptance computed with spot in 263 ms :[p0, p0, p0, p0, p0, p0, p0]
[2023-03-20 17:55:25] [INFO ] Invariant cache hit.
[2023-03-20 17:55:25] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-20 17:55:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 17:55:25] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-20 17:55:25] [INFO ] Computed and/alt/rep : 5/5/5 causal constraints (skipped 0 transitions) in 6 ms.
[2023-03-20 17:55:25] [INFO ] Added : 2 causal constraints over 1 iterations in 10 ms. Result :sat
Could not prove EG p0
Support contains 1 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.
[2023-03-20 17:55:25] [INFO ] Invariant cache hit.
[2023-03-20 17:55:25] [INFO ] Implicit Places using invariants in 26 ms returned []
[2023-03-20 17:55:25] [INFO ] Invariant cache hit.
[2023-03-20 17:55:25] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
[2023-03-20 17:55:25] [INFO ] Invariant cache hit.
[2023-03-20 17:55:26] [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.
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, true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 92 ms. Reduced automaton from 7 states, 7 edges and 1 AP (stutter sensitive) to 7 states, 7 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 253 ms :[p0, p0, p0, p0, p0, p0, p0]
Incomplete random walk after 10003 steps, including 1 resets, run finished after 7 ms. (steps per millisecond=1429 ) properties (out of 1) seen :0
Finished Best-First random walk after 10 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=10 )
Knowledge obtained : [p0, true]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 2 factoid took 105 ms. Reduced automaton from 7 states, 7 edges and 1 AP (stutter sensitive) to 7 states, 7 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 258 ms :[p0, p0, p0, p0, p0, p0, p0]
Stuttering acceptance computed with spot in 288 ms :[p0, p0, p0, p0, p0, p0, p0]
[2023-03-20 17:55:27] [INFO ] Invariant cache hit.
[2023-03-20 17:55:27] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-20 17:55:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 17:55:27] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-20 17:55:27] [INFO ] Computed and/alt/rep : 5/5/5 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-20 17:55:27] [INFO ] Added : 2 causal constraints over 1 iterations in 4 ms. Result :sat
Could not prove EG p0
Stuttering acceptance computed with spot in 257 ms :[p0, p0, p0, p0, p0, p0, p0]
Product exploration explored 100000 steps with 9042 reset in 50 ms.
Product exploration explored 100000 steps with 8963 reset in 53 ms.
Applying partial POR strategy [true, false, false, false, false, false, false]
Stuttering acceptance computed with spot in 273 ms :[p0, p0, p0, p0, p0, p0, 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.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 6
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 2 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 2 place count 8 transition count 6
Deduced a syphon composed of 2 places in 0 ms
Applied a total of 2 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-20 17:55:27] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 6 rows 8 cols
[2023-03-20 17:55:27] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-20 17:55:27] [INFO ] Dead Transitions using invariants and state equation in 23 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 35 ms. Remains : 8/8 places, 6/6 transitions.
Support contains 1 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
[2023-03-20 17:55:27] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-20 17:55:27] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-20 17:55:27] [INFO ] Invariant cache hit.
[2023-03-20 17:55:27] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2023-03-20 17:55:27] [INFO ] Invariant cache hit.
[2023-03-20 17:55:27] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 67 ms. Remains : 8/8 places, 6/6 transitions.
Treatment of property TwoPhaseLocking-PT-nC10000vN-LTLFireability-14 finished in 3635 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 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 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
[2023-03-20 17:55:27] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-20 17:55:27] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-20 17:55:27] [INFO ] Invariant cache hit.
[2023-03-20 17:55:27] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2023-03-20 17:55:27] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 17:55:27] [INFO ] Invariant cache hit.
[2023-03-20 17:55:27] [INFO ] Dead Transitions using invariants and state equation in 19 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 78 ms. Remains : 6/8 places, 4/6 transitions.
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC10000vN-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s0 1) (GEQ s1 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 59 ms.
Stack based approach found an accepted trace after 720 steps with 0 reset with depth 721 and stack size 549 in 1 ms.
FORMULA TwoPhaseLocking-PT-nC10000vN-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property TwoPhaseLocking-PT-nC10000vN-LTLFireability-15 finished in 177 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(X(F(p0)))))))'
Found a Shortening insensitive property : TwoPhaseLocking-PT-nC10000vN-LTLFireability-02
Stuttering acceptance computed with spot in 215 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 2 out of 8 places. Attempting structural reductions.
Starting structural reductions in LI_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 5 ms. Remains 6 /8 variables (removed 2) and now considering 4/6 (removed 2) transitions.
// Phase 1: matrix 4 rows 6 cols
[2023-03-20 17:55:28] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-20 17:55:28] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-20 17:55:28] [INFO ] Invariant cache hit.
[2023-03-20 17:55:28] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2023-03-20 17:55:28] [INFO ] Invariant cache hit.
[2023-03-20 17:55:28] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 6/8 places, 4/6 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 83 ms. Remains : 6/8 places, 4/6 transitions.
Running random walk in product with property : TwoPhaseLocking-PT-nC10000vN-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={} source=4 dest: 5}], [{ cond=true, acceptance={} source=5 dest: 3}]], initial=4, aps=[p0:(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, cl-invariant], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 16666 reset in 47 ms.
Product exploration explored 100000 steps with 16666 reset in 52 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 94 ms. Reduced automaton from 6 states, 6 edges and 1 AP (stutter sensitive) to 6 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 217 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Finished random walk after 5001 steps, including 0 resets, run visited all 1 properties in 4 ms. (steps per millisecond=1250 )
Knowledge obtained : [p0, true]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 2 factoid took 92 ms. Reduced automaton from 6 states, 6 edges and 1 AP (stutter sensitive) to 6 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 224 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 195 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 2 out of 6 places. Attempting structural reductions.
Starting structural reductions in 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.
[2023-03-20 17:55:29] [INFO ] Invariant cache hit.
[2023-03-20 17:55:29] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-03-20 17:55:29] [INFO ] Invariant cache hit.
[2023-03-20 17:55:29] [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.
[2023-03-20 17:55:29] [INFO ] Invariant cache hit.
[2023-03-20 17:55:29] [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 : 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 : [p0, true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 72 ms. Reduced automaton from 6 states, 6 edges and 1 AP (stutter sensitive) to 6 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 214 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Finished random walk after 5001 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=2500 )
Knowledge obtained : [p0, true]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 2 factoid took 100 ms. Reduced automaton from 6 states, 6 edges and 1 AP (stutter sensitive) to 6 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 246 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 254 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 418 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 16666 reset in 45 ms.
Product exploration explored 100000 steps with 16666 reset in 54 ms.
Applying partial POR strategy [true, false, false, false, false, false]
Stuttering acceptance computed with spot in 232 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 2 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.
[2023-03-20 17:55:31] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-20 17:55:31] [INFO ] Invariant cache hit.
[2023-03-20 17:55:31] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 31 ms. Remains : 6/6 places, 4/4 transitions.
Support contains 2 out of 6 places. Attempting structural reductions.
Starting structural reductions in 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.
[2023-03-20 17:55:31] [INFO ] Invariant cache hit.
[2023-03-20 17:55:31] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-20 17:55:31] [INFO ] Invariant cache hit.
[2023-03-20 17:55:31] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
[2023-03-20 17:55:31] [INFO ] Invariant cache hit.
[2023-03-20 17:55:31] [INFO ] Dead Transitions using invariants and state equation in 18 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 70 ms. Remains : 6/6 places, 4/4 transitions.
Treatment of property TwoPhaseLocking-PT-nC10000vN-LTLFireability-02 finished in 3313 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))))'
Found a Shortening insensitive property : TwoPhaseLocking-PT-nC10000vN-LTLFireability-03
Stuttering acceptance computed with spot in 123 ms :[(NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 8 places. Attempting structural reductions.
Starting structural reductions in LI_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 6 ms. Remains 6 /8 variables (removed 2) and now considering 4/6 (removed 2) transitions.
// Phase 1: matrix 4 rows 6 cols
[2023-03-20 17:55:31] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-20 17:55:31] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-20 17:55:31] [INFO ] Invariant cache hit.
[2023-03-20 17:55:31] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2023-03-20 17:55:31] [INFO ] Invariant cache hit.
[2023-03-20 17:55:31] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 6/8 places, 4/6 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 75 ms. Remains : 6/8 places, 4/6 transitions.
Running random walk in product with property : TwoPhaseLocking-PT-nC10000vN-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=2, aps=[p0:(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, cl-invariant], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 25072 reset in 41 ms.
Product exploration explored 100000 steps with 25032 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 : [(NOT p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 106 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 104 ms :[(NOT p0), (NOT p0), (NOT p0)]
Incomplete random walk after 10003 steps, including 1 resets, run finished after 6 ms. (steps per millisecond=1667 ) properties (out of 1) seen :0
Finished Best-First random walk after 4 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=2 )
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 91 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 103 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 115 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2023-03-20 17:55:32] [INFO ] Invariant cache hit.
[2023-03-20 17:55:32] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2023-03-20 17:55:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 17:55:32] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2023-03-20 17:55:32] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 17:55:32] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-20 17:55:32] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 17:55:32] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2023-03-20 17:55:32] [INFO ] Computed and/alt/rep : 3/3/3 causal constraints (skipped 0 transitions) in 0 ms.
[2023-03-20 17:55:32] [INFO ] Added : 2 causal constraints over 1 iterations in 3 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 6 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6/6 places, 4/4 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 4/4 (removed 0) transitions.
[2023-03-20 17:55:32] [INFO ] Invariant cache hit.
[2023-03-20 17:55:32] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-20 17:55:32] [INFO ] Invariant cache hit.
[2023-03-20 17:55:32] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2023-03-20 17:55:32] [INFO ] Invariant cache hit.
[2023-03-20 17:55:32] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 64 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)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 99 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 113 ms :[(NOT p0), (NOT p0), (NOT p0)]
Incomplete random walk after 10003 steps, including 1 resets, run finished after 4 ms. (steps per millisecond=2500 ) properties (out of 1) seen :0
Finished Best-First random walk after 4 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=4 )
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 130 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 123 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 168 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2023-03-20 17:55:33] [INFO ] Invariant cache hit.
[2023-03-20 17:55:33] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-20 17:55:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 17:55:33] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-20 17:55:33] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 17:55:33] [INFO ] [Nat]Absence check using 3 positive place invariants in 0 ms returned sat
[2023-03-20 17:55:33] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 17:55:33] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2023-03-20 17:55:33] [INFO ] Computed and/alt/rep : 3/3/3 causal constraints (skipped 0 transitions) in 0 ms.
[2023-03-20 17:55:33] [INFO ] Added : 2 causal constraints over 1 iterations in 10 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 120 ms :[(NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 24923 reset in 41 ms.
Product exploration explored 100000 steps with 25029 reset in 51 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 118 ms :[(NOT p0), (NOT p0), (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.
[2023-03-20 17:55:33] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 17:55:33] [INFO ] Invariant cache hit.
[2023-03-20 17:55:33] [INFO ] Dead Transitions using invariants and state equation in 267 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 279 ms. Remains : 6/6 places, 4/4 transitions.
Support contains 1 out of 6 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6/6 places, 4/4 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 4/4 (removed 0) transitions.
[2023-03-20 17:55:33] [INFO ] Invariant cache hit.
[2023-03-20 17:55:33] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-20 17:55:33] [INFO ] Invariant cache hit.
[2023-03-20 17:55:33] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
[2023-03-20 17:55:34] [INFO ] Invariant cache hit.
[2023-03-20 17:55:34] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 87 ms. Remains : 6/6 places, 4/4 transitions.
Treatment of property TwoPhaseLocking-PT-nC10000vN-LTLFireability-03 finished in 2624 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(X(X(F(!p0))))))))'
Found a Shortening insensitive property : TwoPhaseLocking-PT-nC10000vN-LTLFireability-14
Stuttering acceptance computed with spot in 260 ms :[p0, p0, p0, p0, p0, p0, p0]
Support contains 1 out of 8 places. Attempting structural reductions.
Starting structural reductions in LI_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 5 ms. Remains 6 /8 variables (removed 2) and now considering 4/6 (removed 2) transitions.
// Phase 1: matrix 4 rows 6 cols
[2023-03-20 17:55:34] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-20 17:55:34] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-03-20 17:55:34] [INFO ] Invariant cache hit.
[2023-03-20 17:55:34] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2023-03-20 17:55:34] [INFO ] Invariant cache hit.
[2023-03-20 17:55:34] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 6/8 places, 4/6 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 67 ms. Remains : 6/8 places, 4/6 transitions.
Running random walk in product with property : TwoPhaseLocking-PT-nC10000vN-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ 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}], [{ cond=true, acceptance={} source=6 dest: 5}]], initial=6, aps=[p0:(LT 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, cl-invariant], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 10848 reset in 46 ms.
Product exploration explored 100000 steps with 10923 reset in 54 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 78 ms. Reduced automaton from 7 states, 7 edges and 1 AP (stutter sensitive) to 7 states, 7 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 252 ms :[p0, p0, p0, p0, p0, p0, p0]
Incomplete random walk after 10003 steps, including 1 resets, run finished after 4 ms. (steps per millisecond=2500 ) properties (out of 1) seen :0
Finished Best-First random walk after 7 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=3 )
Knowledge obtained : [p0, true]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 2 factoid took 95 ms. Reduced automaton from 7 states, 7 edges and 1 AP (stutter sensitive) to 7 states, 7 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 247 ms :[p0, p0, p0, p0, p0, p0, p0]
Stuttering acceptance computed with spot in 316 ms :[p0, p0, p0, p0, p0, p0, p0]
[2023-03-20 17:55:35] [INFO ] Invariant cache hit.
[2023-03-20 17:55:35] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-20 17:55:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 17:55:35] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-20 17:55:35] [INFO ] Computed and/alt/rep : 3/3/3 causal constraints (skipped 0 transitions) in 0 ms.
[2023-03-20 17:55:35] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Could not prove EG p0
Support contains 1 out of 6 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6/6 places, 4/4 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 4/4 (removed 0) transitions.
[2023-03-20 17:55:35] [INFO ] Invariant cache hit.
[2023-03-20 17:55:35] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-20 17:55:35] [INFO ] Invariant cache hit.
[2023-03-20 17:55:35] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
[2023-03-20 17:55:35] [INFO ] Invariant cache hit.
[2023-03-20 17:55:35] [INFO ] Dead Transitions using invariants and state equation in 17 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61 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 : [p0, true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 86 ms. Reduced automaton from 7 states, 7 edges and 1 AP (stutter sensitive) to 7 states, 7 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 273 ms :[p0, p0, p0, p0, p0, p0, p0]
Incomplete random walk after 10003 steps, including 1 resets, run finished after 2 ms. (steps per millisecond=5001 ) properties (out of 1) seen :0
Finished Best-First random walk after 7 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=7 )
Knowledge obtained : [p0, true]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 2 factoid took 93 ms. Reduced automaton from 7 states, 7 edges and 1 AP (stutter sensitive) to 7 states, 7 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 248 ms :[p0, p0, p0, p0, p0, p0, p0]
Stuttering acceptance computed with spot in 275 ms :[p0, p0, p0, p0, p0, p0, p0]
[2023-03-20 17:55:36] [INFO ] Invariant cache hit.
[2023-03-20 17:55:36] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2023-03-20 17:55:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 17:55:36] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-03-20 17:55:36] [INFO ] Computed and/alt/rep : 3/3/3 causal constraints (skipped 0 transitions) in 0 ms.
[2023-03-20 17:55:36] [INFO ] Added : 1 causal constraints over 1 iterations in 2 ms. Result :sat
Could not prove EG p0
Stuttering acceptance computed with spot in 249 ms :[p0, p0, p0, p0, p0, p0, p0]
Product exploration explored 100000 steps with 10863 reset in 51 ms.
Product exploration explored 100000 steps with 10926 reset in 56 ms.
Applying partial POR strategy [true, false, false, false, false, false, false]
Stuttering acceptance computed with spot in 244 ms :[p0, p0, p0, p0, p0, p0, 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.
[2023-03-20 17:55:37] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 17:55:37] [INFO ] Invariant cache hit.
[2023-03-20 17:55:37] [INFO ] Dead Transitions using invariants and state equation in 18 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 23 ms. Remains : 6/6 places, 4/4 transitions.
Support contains 1 out of 6 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6/6 places, 4/4 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 4/4 (removed 0) transitions.
[2023-03-20 17:55:37] [INFO ] Invariant cache hit.
[2023-03-20 17:55:37] [INFO ] Implicit Places using invariants in 30 ms returned []
[2023-03-20 17:55:37] [INFO ] Invariant cache hit.
[2023-03-20 17:55:37] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
[2023-03-20 17:55:37] [INFO ] Invariant cache hit.
[2023-03-20 17:55:37] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 81 ms. Remains : 6/6 places, 4/4 transitions.
Treatment of property TwoPhaseLocking-PT-nC10000vN-LTLFireability-14 finished in 3471 ms.
[2023-03-20 17:55:37] [INFO ] Flatten gal took : 1 ms
[2023-03-20 17:55:37] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2023-03-20 17:55:37] [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 24085 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2485/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2485/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2485/ltl_2_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : TwoPhaseLocking-PT-nC10000vN-LTLFireability-02
Could not compute solution for formula : TwoPhaseLocking-PT-nC10000vN-LTLFireability-03
Could not compute solution for formula : TwoPhaseLocking-PT-nC10000vN-LTLFireability-14

BK_STOP 1679334938739

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2023
ltl formula name TwoPhaseLocking-PT-nC10000vN-LTLFireability-02
ltl formula formula --ltl=/tmp/2485/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 8 places, 6 transitions and 18 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.000 real 0.000 user 0.000 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2485/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2485/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2485/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2485/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 6 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name TwoPhaseLocking-PT-nC10000vN-LTLFireability-03
ltl formula formula --ltl=/tmp/2485/ltl_1_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 8 places, 6 transitions and 18 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.000 real 0.000 user 0.000 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2485/ltl_1_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2485/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2485/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2485/ltl_1_
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
free(): double free detected in tcache 2
ltl formula name TwoPhaseLocking-PT-nC10000vN-LTLFireability-14
ltl formula formula --ltl=/tmp/2485/ltl_2_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 8 places, 6 transitions and 18 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.000 real 0.000 user 0.000 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2485/ltl_2_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2485/ltl_2_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2485/ltl_2_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2485/ltl_2_
pnml2lts-mc( 0/ 4): buchi has 7 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)

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-nC10000vN"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is TwoPhaseLocking-PT-nC10000vN, 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 r489-tall-167912707500940"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TwoPhaseLocking-PT-nC10000vN.tgz
mv TwoPhaseLocking-PT-nC10000vN 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 ;