Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r487-tall-167912703700892.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is TwoPhaseLocking-PT-nC01000vN, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r487-tall-167912703700892
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 396K
-rw-r--r-- 1 mcc users 6.8K Feb 25 17:41 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K Feb 25 17:41 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.6K Feb 25 17:40 CTLFireability.txt
-rw-r--r-- 1 mcc users 37K Feb 25 17:40 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 17:23 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 17:23 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 17:23 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 17:23 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.8K Feb 25 17:42 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 79K Feb 25 17:42 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 10K Feb 25 17:42 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 88K Feb 25 17:42 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 17:23 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 17:23 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-nC01000vN-LTLFireability-00
FORMULA_NAME TwoPhaseLocking-PT-nC01000vN-LTLFireability-01
FORMULA_NAME TwoPhaseLocking-PT-nC01000vN-LTLFireability-02
FORMULA_NAME TwoPhaseLocking-PT-nC01000vN-LTLFireability-03
FORMULA_NAME TwoPhaseLocking-PT-nC01000vN-LTLFireability-04
FORMULA_NAME TwoPhaseLocking-PT-nC01000vN-LTLFireability-05
FORMULA_NAME TwoPhaseLocking-PT-nC01000vN-LTLFireability-06
FORMULA_NAME TwoPhaseLocking-PT-nC01000vN-LTLFireability-07
FORMULA_NAME TwoPhaseLocking-PT-nC01000vN-LTLFireability-08
FORMULA_NAME TwoPhaseLocking-PT-nC01000vN-LTLFireability-09
FORMULA_NAME TwoPhaseLocking-PT-nC01000vN-LTLFireability-10
FORMULA_NAME TwoPhaseLocking-PT-nC01000vN-LTLFireability-11
FORMULA_NAME TwoPhaseLocking-PT-nC01000vN-LTLFireability-12
FORMULA_NAME TwoPhaseLocking-PT-nC01000vN-LTLFireability-13
FORMULA_NAME TwoPhaseLocking-PT-nC01000vN-LTLFireability-14
FORMULA_NAME TwoPhaseLocking-PT-nC01000vN-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679224842012

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=TwoPhaseLocking-PT-nC01000vN
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-19 11:20:43] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-19 11:20:43] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-19 11:20:43] [INFO ] Load time of PNML (sax parser for PT used): 16 ms
[2023-03-19 11:20:43] [INFO ] Transformed 8 places.
[2023-03-19 11:20:43] [INFO ] Transformed 6 transitions.
[2023-03-19 11:20:43] [INFO ] Parsed PT model containing 8 places and 6 transitions and 18 arcs in 67 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 6 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA TwoPhaseLocking-PT-nC01000vN-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 7 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 7 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2023-03-19 11:20:43] [INFO ] Computed 3 place invariants in 7 ms
[2023-03-19 11:20:43] [INFO ] Implicit Places using invariants in 100 ms returned []
[2023-03-19 11:20:43] [INFO ] Invariant cache hit.
[2023-03-19 11:20:43] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 153 ms to find 0 implicit places.
[2023-03-19 11:20:43] [INFO ] Invariant cache hit.
[2023-03-19 11:20:43] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 188 ms. Remains : 8/8 places, 6/6 transitions.
Support contains 7 out of 8 places after structural reductions.
[2023-03-19 11:20:44] [INFO ] Flatten gal took : 13 ms
[2023-03-19 11:20:44] [INFO ] Flatten gal took : 6 ms
[2023-03-19 11:20:44] [INFO ] Input system was already deterministic with 6 transitions.
Finished random walk after 2005 steps, including 0 resets, run visited all 10 properties in 13 ms. (steps per millisecond=154 )
FORMULA TwoPhaseLocking-PT-nC01000vN-LTLFireability-11 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
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' '!((F(p0) U G((p1||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 3 ms. Remains 7 /8 variables (removed 1) and now considering 5/6 (removed 1) transitions.
// Phase 1: matrix 5 rows 7 cols
[2023-03-19 11:20:44] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-19 11:20:44] [INFO ] Implicit Places using invariants in 41 ms returned []
[2023-03-19 11:20:44] [INFO ] Invariant cache hit.
[2023-03-19 11:20:44] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
[2023-03-19 11:20:44] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:20:44] [INFO ] Invariant cache hit.
[2023-03-19 11:20:44] [INFO ] Dead Transitions using invariants and state equation in 23 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 108 ms. Remains : 7/8 places, 5/6 transitions.
Stuttering acceptance computed with spot in 203 ms :[(AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : TwoPhaseLocking-PT-nC01000vN-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=(OR p1 p0), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0, 1} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={1} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0, 1} source=1 dest: 1}], [{ cond=(AND p1 (NOT p0)), acceptance={0} source=2 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0, 1} source=2 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 1}, { cond=(AND p1 p0), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={1} source=2 dest: 2}]], initial=0, aps=[p1:(GEQ s6 1), p0:(AND (GEQ s3 1) (GEQ s5 1))], nbAcceptance=2, 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 0 reset in 210 ms.
Product exploration explored 100000 steps with 0 reset in 215 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (OR p1 p0)), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND p1 p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X (AND (NOT p1) p0)), (X (X (OR p1 p0))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND p1 p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (AND (NOT p1) p0)))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 605 ms. Reduced automaton from 3 states, 10 edges and 2 AP (stutter insensitive) to 3 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 102 ms :[(AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1))]
Finished random walk after 1512 steps, including 0 resets, run visited all 6 properties in 3 ms. (steps per millisecond=504 )
Knowledge obtained : [(AND (NOT p1) p0), (X (OR p1 p0)), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND p1 p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X (AND (NOT p1) p0)), (X (X (OR p1 p0))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND p1 p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (AND (NOT p1) p0)))]
False Knowledge obtained : [(F (AND (NOT p0) p1)), (F (NOT p0)), (F (AND p0 p1)), (F (NOT (OR p0 p1))), (F (NOT (AND p0 (NOT p1)))), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 13 factoid took 590 ms. Reduced automaton from 3 states, 10 edges and 2 AP (stutter insensitive) to 3 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 100 ms :[(AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 104 ms :[(AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1))]
Support contains 3 out of 7 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 7/7 places, 5/5 transitions.
Applied a total of 0 rules in 2 ms. Remains 7 /7 variables (removed 0) and now considering 5/5 (removed 0) transitions.
[2023-03-19 11:20:46] [INFO ] Invariant cache hit.
[2023-03-19 11:20:46] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-03-19 11:20:46] [INFO ] Invariant cache hit.
[2023-03-19 11:20:46] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
[2023-03-19 11:20:46] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:20:46] [INFO ] Invariant cache hit.
[2023-03-19 11:20:46] [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 79 ms. Remains : 7/7 places, 5/5 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND p0 (NOT p1))), (X (NOT (AND p0 p1))), (X (OR p0 p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (OR p0 p1)))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 424 ms. Reduced automaton from 3 states, 10 edges and 2 AP (stutter insensitive) to 3 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 98 ms :[(AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1))]
Finished random walk after 1503 steps, including 0 resets, run visited all 6 properties in 4 ms. (steps per millisecond=375 )
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND p0 (NOT p1))), (X (NOT (AND p0 p1))), (X (OR p0 p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (OR p0 p1)))]
False Knowledge obtained : [(F (AND (NOT p0) p1)), (F (NOT p0)), (F (AND p0 p1)), (F (NOT (OR p0 p1))), (F (NOT (AND p0 (NOT p1)))), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 13 factoid took 487 ms. Reduced automaton from 3 states, 10 edges and 2 AP (stutter insensitive) to 3 states, 10 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 118 ms :[(AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 109 ms :[(AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 110 ms :[(AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 0 reset in 121 ms.
Product exploration explored 100000 steps with 0 reset in 168 ms.
Support contains 3 out of 7 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 7/7 places, 5/5 transitions.
Applied a total of 0 rules in 0 ms. Remains 7 /7 variables (removed 0) and now considering 5/5 (removed 0) transitions.
[2023-03-19 11:20:48] [INFO ] Invariant cache hit.
[2023-03-19 11:20:48] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-19 11:20:48] [INFO ] Invariant cache hit.
[2023-03-19 11:20:48] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2023-03-19 11:20:48] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:20:48] [INFO ] Invariant cache hit.
[2023-03-19 11:20:48] [INFO ] Dead Transitions using invariants and state equation in 17 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 71 ms. Remains : 7/7 places, 5/5 transitions.
Treatment of property TwoPhaseLocking-PT-nC01000vN-LTLFireability-00 finished in 4182 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||X(((!p0||X(G(p0))) U (p0&&(!p0||X(G(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.
// Phase 1: matrix 6 rows 8 cols
[2023-03-19 11:20:48] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-19 11:20:48] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-19 11:20:48] [INFO ] Invariant cache hit.
[2023-03-19 11:20:48] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
[2023-03-19 11:20:48] [INFO ] Invariant cache hit.
[2023-03-19 11:20:48] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 70 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 172 ms :[(NOT p0), (NOT p0), (NOT p0), true, (NOT p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC01000vN-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 3}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=p0, acceptance={0} source=2 dest: 0}, { cond=(NOT p0), acceptance={0} source=2 dest: 2}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=true, acceptance={} source=4 dest: 1}]], initial=4, aps=[p0:(GEQ s7 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 14 steps with 0 reset in 0 ms.
FORMULA TwoPhaseLocking-PT-nC01000vN-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC01000vN-LTLFireability-01 finished in 255 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X(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.
[2023-03-19 11:20:48] [INFO ] Invariant cache hit.
[2023-03-19 11:20:48] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-19 11:20:48] [INFO ] Invariant cache hit.
[2023-03-19 11:20:48] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2023-03-19 11:20:48] [INFO ] Invariant cache hit.
[2023-03-19 11:20:48] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 71 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 154 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC01000vN-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}], [{ cond=(NOT p0), acceptance={} source=2 dest: 1}, { cond=p0, acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 4}], [{ cond=(NOT p0), acceptance={} source=4 dest: 0}, { cond=p0, acceptance={} source=4 dest: 4}]], initial=2, aps=[p1:(AND (GEQ s3 1) (GEQ s5 1)), p0:(AND (GEQ s0 1) (GEQ s1 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][false, false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 131 ms.
Product exploration explored 100000 steps with 50000 reset in 86 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 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), true]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge :(X p1)
Knowledge based reduction with 5 factoid took 127 ms. Reduced automaton from 5 states, 8 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA TwoPhaseLocking-PT-nC01000vN-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property TwoPhaseLocking-PT-nC01000vN-LTLFireability-02 finished in 594 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(G(!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 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-19 11:20:49] [INFO ] Invariant cache hit.
[2023-03-19 11:20:49] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-19 11:20:49] [INFO ] Invariant cache hit.
[2023-03-19 11:20:49] [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.
[2023-03-19 11:20:49] [INFO ] Invariant cache hit.
[2023-03-19 11:20:49] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 81 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 115 ms :[true, (AND (NOT p0) p1), p1]
Running random walk in product with property : TwoPhaseLocking-PT-nC01000vN-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=p1, acceptance={} source=2 dest: 0}, { cond=(NOT p1), acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (GEQ s0 1) (GEQ s1 1)), p1:(AND (GEQ s3 1) (GEQ s5 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA TwoPhaseLocking-PT-nC01000vN-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC01000vN-LTLFireability-03 finished in 210 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(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.
[2023-03-19 11:20:49] [INFO ] Invariant cache hit.
[2023-03-19 11:20:49] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-19 11:20:49] [INFO ] Invariant cache hit.
[2023-03-19 11:20:49] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
[2023-03-19 11:20:49] [INFO ] Invariant cache hit.
[2023-03-19 11:20:49] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 88 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 106 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC01000vN-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(GEQ s7 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA TwoPhaseLocking-PT-nC01000vN-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC01000vN-LTLFireability-04 finished in 208 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)))'
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.
[2023-03-19 11:20:49] [INFO ] Invariant cache hit.
[2023-03-19 11:20:49] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-03-19 11:20:49] [INFO ] Invariant cache hit.
[2023-03-19 11:20:49] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
[2023-03-19 11:20:50] [INFO ] Invariant cache hit.
[2023-03-19 11:20:50] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 89 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 79 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC01000vN-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(OR (LT s3 1) (LT s4 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 11 steps with 0 reset in 0 ms.
FORMULA TwoPhaseLocking-PT-nC01000vN-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC01000vN-LTLFireability-05 finished in 186 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||X(F((!p1&&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.
[2023-03-19 11:20:50] [INFO ] Invariant cache hit.
[2023-03-19 11:20:50] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-19 11:20:50] [INFO ] Invariant cache hit.
[2023-03-19 11:20:50] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
[2023-03-19 11:20:50] [INFO ] Invariant cache hit.
[2023-03-19 11:20:50] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 78 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 99 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1)]
Running random walk in product with property : TwoPhaseLocking-PT-nC01000vN-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 2}], [{ cond=(AND p0 p1), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) p1), acceptance={0} source=1 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 2}], [{ cond=(AND p0 p1), acceptance={} source=2 dest: 1}, { cond=(AND (NOT p0) p1), acceptance={0} source=2 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s3 1) (GEQ s5 1) (GEQ s7 1)), p1:(GEQ s7 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 31584 reset in 172 ms.
Stack based approach found an accepted trace after 1876 steps with 606 reset with depth 11 and stack size 11 in 2 ms.
FORMULA TwoPhaseLocking-PT-nC01000vN-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property TwoPhaseLocking-PT-nC01000vN-LTLFireability-06 finished in 371 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 1 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 5
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 7 transition count 5
Applied a total of 2 rules in 5 ms. Remains 7 /8 variables (removed 1) and now considering 5/6 (removed 1) transitions.
// Phase 1: matrix 5 rows 7 cols
[2023-03-19 11:20:50] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 11:20:50] [INFO ] Implicit Places using invariants in 26 ms returned []
[2023-03-19 11:20:50] [INFO ] Invariant cache hit.
[2023-03-19 11:20:50] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
[2023-03-19 11:20:50] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:20:50] [INFO ] Invariant cache hit.
[2023-03-19 11:20:50] [INFO ] Dead Transitions using invariants and state equation in 29 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 91 ms. Remains : 7/8 places, 5/6 transitions.
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC01000vN-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(GEQ s2 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Product exploration explored 100000 steps with 10220 reset in 49 ms.
Product exploration explored 100000 steps with 10233 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 : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 113 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Finished random walk after 1506 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=502 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 128 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 24 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
[2023-03-19 11:20:51] [INFO ] Invariant cache hit.
[2023-03-19 11:20:51] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 11:20:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 11:20:51] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-19 11:20:51] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 11:20:51] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 11:20:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 11:20:51] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-03-19 11:20:51] [INFO ] Computed and/alt/rep : 4/4/4 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-19 11:20:51] [INFO ] Added : 2 causal constraints over 1 iterations in 5 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 7 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 7/7 places, 5/5 transitions.
Applied a total of 0 rules in 0 ms. Remains 7 /7 variables (removed 0) and now considering 5/5 (removed 0) transitions.
[2023-03-19 11:20:51] [INFO ] Invariant cache hit.
[2023-03-19 11:20:51] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-03-19 11:20:51] [INFO ] Invariant cache hit.
[2023-03-19 11:20:51] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
[2023-03-19 11:20:51] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:20:51] [INFO ] Invariant cache hit.
[2023-03-19 11:20:51] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 66 ms. Remains : 7/7 places, 5/5 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 85 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 24 ms :[(NOT p0)]
Finished random walk after 1504 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=752 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 108 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 25 ms :[(NOT p0)]
[2023-03-19 11:20:51] [INFO ] Invariant cache hit.
[2023-03-19 11:20:51] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 11:20:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 11:20:51] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-19 11:20:51] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 11:20:51] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 11:20:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 11:20:51] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2023-03-19 11:20:51] [INFO ] Computed and/alt/rep : 4/4/4 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-19 11:20:51] [INFO ] Added : 2 causal constraints over 1 iterations in 6 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Product exploration explored 100000 steps with 10185 reset in 70 ms.
Product exploration explored 100000 steps with 10197 reset in 62 ms.
Support contains 1 out of 7 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 7/7 places, 5/5 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 5/5 (removed 0) transitions.
[2023-03-19 11:20:51] [INFO ] Invariant cache hit.
[2023-03-19 11:20:51] [INFO ] Implicit Places using invariants in 33 ms returned []
[2023-03-19 11:20:51] [INFO ] Invariant cache hit.
[2023-03-19 11:20:51] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
[2023-03-19 11:20:51] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:20:51] [INFO ] Invariant cache hit.
[2023-03-19 11:20:51] [INFO ] Dead Transitions using invariants and state equation in 17 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 80 ms. Remains : 7/7 places, 5/5 transitions.
Treatment of property TwoPhaseLocking-PT-nC01000vN-LTLFireability-07 finished in 1406 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 2 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2023-03-19 11:20:51] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 11:20:51] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-19 11:20:51] [INFO ] Invariant cache hit.
[2023-03-19 11:20:51] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2023-03-19 11:20:51] [INFO ] Invariant cache hit.
[2023-03-19 11:20:51] [INFO ] Dead Transitions using invariants and state equation in 21 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 72 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC01000vN-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s0 1) (GEQ s1 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 50000 reset in 50 ms.
Product exploration explored 100000 steps with 50000 reset in 39 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 2 factoid took 99 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA TwoPhaseLocking-PT-nC01000vN-LTLFireability-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property TwoPhaseLocking-PT-nC01000vN-LTLFireability-09 finished in 351 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((!p0&&X(p0)))))'
Support contains 1 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 5
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 7 transition count 5
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 6 transition count 4
Applied a total of 4 rules in 3 ms. Remains 6 /8 variables (removed 2) and now considering 4/6 (removed 2) transitions.
// Phase 1: matrix 4 rows 6 cols
[2023-03-19 11:20:52] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 11:20:52] [INFO ] Implicit Places using invariants in 26 ms returned []
[2023-03-19 11:20:52] [INFO ] Invariant cache hit.
[2023-03-19 11:20:52] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2023-03-19 11:20:52] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:20:52] [INFO ] Invariant cache hit.
[2023-03-19 11:20:52] [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 80 ms. Remains : 6/8 places, 4/6 transitions.
Stuttering acceptance computed with spot in 113 ms :[true, true, (NOT p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC01000vN-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}, { cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=p0, acceptance={0} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(GEQ s5 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 14094 reset in 45 ms.
Stack based approach found an accepted trace after 718 steps with 103 reset with depth 15 and stack size 15 in 0 ms.
FORMULA TwoPhaseLocking-PT-nC01000vN-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property TwoPhaseLocking-PT-nC01000vN-LTLFireability-10 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' '!(G(F((p0&&X((p1||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.
// Phase 1: matrix 6 rows 8 cols
[2023-03-19 11:20:52] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 11:20:52] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-19 11:20:52] [INFO ] Invariant cache hit.
[2023-03-19 11:20:52] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
[2023-03-19 11:20:52] [INFO ] Invariant cache hit.
[2023-03-19 11:20:52] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 72 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 170 ms :[(NOT p0), (NOT p0), false, (AND (NOT p0) p1)]
Running random walk in product with property : TwoPhaseLocking-PT-nC01000vN-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=p0, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}, { cond=p0, acceptance={0} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 3}], [{ cond=(AND (NOT p0) p1), acceptance={0} source=3 dest: 1}, { cond=(AND p0 p1), acceptance={0} source=3 dest: 2}]], initial=0, aps=[p0:(GEQ s2 1), p1:(AND (GEQ s3 1) (GEQ s5 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 6998 reset in 93 ms.
Product exploration explored 100000 steps with 6918 reset in 97 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 p1))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 294 ms. Reduced automaton from 4 states, 8 edges and 2 AP (stutter sensitive) to 4 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 150 ms :[(NOT p0), (NOT p0), false, (AND (NOT p0) p1)]
Finished random walk after 2027 steps, including 0 resets, run visited all 4 properties in 5 ms. (steps per millisecond=405 )
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 p1))))]
False Knowledge obtained : [(F (AND p0 p1)), (F p0), (F (NOT (AND (NOT p0) p1))), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 7 factoid took 322 ms. Reduced automaton from 4 states, 8 edges and 2 AP (stutter sensitive) to 4 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 156 ms :[(NOT p0), (NOT p0), false, (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 143 ms :[(NOT p0), (NOT p0), false, (AND (NOT p0) p1)]
[2023-03-19 11:20:54] [INFO ] Invariant cache hit.
[2023-03-19 11:20:54] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 11:20:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 11:20:54] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-19 11:20:54] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 11:20:54] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 11:20:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 11:20:54] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-03-19 11:20:54] [INFO ] Computed and/alt/rep : 5/5/5 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-19 11:20:54] [INFO ] Added : 3 causal constraints over 1 iterations in 6 ms. Result :sat
Could not prove EG (NOT 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 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-19 11:20:54] [INFO ] Invariant cache hit.
[2023-03-19 11:20:54] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-03-19 11:20:54] [INFO ] Invariant cache hit.
[2023-03-19 11:20:54] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 36 ms to find 0 implicit places.
[2023-03-19 11:20:54] [INFO ] Invariant cache hit.
[2023-03-19 11:20:54] [INFO ] Dead Transitions using invariants and state equation in 23 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61 ms. Remains : 8/8 places, 6/6 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 p1))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 266 ms. Reduced automaton from 4 states, 8 edges and 2 AP (stutter sensitive) to 4 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 139 ms :[(NOT p0), (NOT p0), false, (AND (NOT p0) p1)]
Finished random walk after 2506 steps, including 0 resets, run visited all 4 properties in 2 ms. (steps per millisecond=1253 )
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 p1))))]
False Knowledge obtained : [(F (AND p0 p1)), (F p0), (F (NOT (AND (NOT p0) p1))), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 7 factoid took 307 ms. Reduced automaton from 4 states, 8 edges and 2 AP (stutter sensitive) to 4 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 143 ms :[(NOT p0), (NOT p0), false, (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 144 ms :[(NOT p0), (NOT p0), false, (AND (NOT p0) p1)]
[2023-03-19 11:20:55] [INFO ] Invariant cache hit.
[2023-03-19 11:20:55] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 11:20:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 11:20:55] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2023-03-19 11:20:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 11:20:55] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 11:20:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 11:20:55] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-03-19 11:20:55] [INFO ] Computed and/alt/rep : 5/5/5 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-19 11:20:55] [INFO ] Added : 3 causal constraints over 1 iterations in 4 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 145 ms :[(NOT p0), (NOT p0), false, (AND (NOT p0) p1)]
Product exploration explored 100000 steps with 6948 reset in 62 ms.
Product exploration explored 100000 steps with 6979 reset in 61 ms.
Support contains 3 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-19 11:20:55] [INFO ] Invariant cache hit.
[2023-03-19 11:20:55] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-03-19 11:20:55] [INFO ] Invariant cache hit.
[2023-03-19 11:20:55] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 38 ms to find 0 implicit places.
[2023-03-19 11:20:55] [INFO ] Invariant cache hit.
[2023-03-19 11:20:55] [INFO ] Dead Transitions using invariants and state equation in 17 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57 ms. Remains : 8/8 places, 6/6 transitions.
Treatment of property TwoPhaseLocking-PT-nC01000vN-LTLFireability-12 finished in 3384 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 4 out of 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
Applied a total of 2 rules in 1 ms. Remains 7 /8 variables (removed 1) and now considering 5/6 (removed 1) transitions.
// Phase 1: matrix 5 rows 7 cols
[2023-03-19 11:20:55] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 11:20:55] [INFO ] Implicit Places using invariants in 26 ms returned []
[2023-03-19 11:20:55] [INFO ] Invariant cache hit.
[2023-03-19 11:20:55] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
[2023-03-19 11:20:55] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:20:55] [INFO ] Invariant cache hit.
[2023-03-19 11:20:55] [INFO ] Dead Transitions using invariants and state equation in 21 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 39 ms :[(NOT p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC01000vN-LTLFireability-13 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 (OR (LT s0 1) (LT s1 1)) (OR (GEQ s6 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 71 ms.
Stack based approach found an accepted trace after 6 steps with 0 reset with depth 7 and stack size 7 in 0 ms.
FORMULA TwoPhaseLocking-PT-nC01000vN-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property TwoPhaseLocking-PT-nC01000vN-LTLFireability-13 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' '!(F((G(p0)&&X((X(!p2)||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 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2023-03-19 11:20:56] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-19 11:20:56] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-03-19 11:20:56] [INFO ] Invariant cache hit.
[2023-03-19 11:20:56] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
[2023-03-19 11:20:56] [INFO ] Invariant cache hit.
[2023-03-19 11:20:56] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 71 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 247 ms :[(OR (NOT p0) (AND (NOT p1) p2)), (NOT p0), (AND (NOT p1) p2), (OR (AND (NOT p0) p2) (AND (NOT p1) p2)), (AND (NOT p0) p2), (AND (NOT p1) p2)]
Running random walk in product with property : TwoPhaseLocking-PT-nC01000vN-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}, { cond=p0, acceptance={0} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 4}, { cond=(AND p0 (NOT p1)), acceptance={0} source=2 dest: 5}], [{ cond=(AND (NOT p0) p2), acceptance={0} source=3 dest: 0}, { cond=(AND p0 p2), acceptance={} source=3 dest: 1}, { cond=(AND p0 p2), acceptance={0} source=3 dest: 2}], [{ cond=(AND (NOT p0) p2), acceptance={0} source=4 dest: 0}, { cond=(AND p0 p2), acceptance={} source=4 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1) p2), acceptance={0} source=5 dest: 3}, { cond=(AND p0 (NOT p1) p2), acceptance={} source=5 dest: 4}, { cond=(AND p0 (NOT p1) p2), acceptance={0} source=5 dest: 5}]], initial=0, aps=[p0:(AND (GEQ s3 1) (GEQ s5 1)), p1:(OR (LT s3 1) (LT s5 1)), p2:(AND (GEQ s0 1) (GEQ s1 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 68 ms.
Product exploration explored 100000 steps with 1 reset in 98 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND p0 (NOT p1))), (X (X (NOT (AND (NOT p0) p2)))), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1) p2))))]
False Knowledge obtained : [(X (X (AND p0 p2))), (X (X (NOT (AND p0 p2)))), (X (X (AND p0 (NOT p1) p2))), (X (X (NOT (AND p0 (NOT p1) p2))))]
Knowledge based reduction with 9 factoid took 497 ms. Reduced automaton from 6 states, 16 edges and 3 AP (stutter sensitive) to 6 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 246 ms :[(OR (NOT p0) (AND (NOT p1) p2)), (NOT p0), (AND (NOT p1) p2), (OR (AND (NOT p0) p2) (AND (NOT p1) p2)), (AND (NOT p0) p2), (AND (NOT p1) p2)]
Incomplete random walk after 10022 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=911 ) properties (out of 7) seen :5
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-19 11:20:57] [INFO ] Invariant cache hit.
[2023-03-19 11:20:57] [INFO ] After 24ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0
Fused 2 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND p0 (NOT p1))), (X (X (NOT (AND (NOT p0) p2)))), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (G (NOT (AND (NOT p0) (NOT p1) p2))), (G (NOT (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : [(X (X (AND p0 p2))), (X (X (NOT (AND p0 p2)))), (X (X (AND p0 (NOT p1) p2))), (X (X (NOT (AND p0 (NOT p1) p2)))), (F (AND p0 p2)), (F (AND (NOT p0) p2)), (F (AND p0 (NOT p1) p2)), (F (NOT p0)), (F (NOT (AND p0 (NOT p1))))]
Knowledge based reduction with 11 factoid took 674 ms. Reduced automaton from 6 states, 16 edges and 3 AP (stutter sensitive) to 5 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 178 ms :[(OR (NOT p0) (AND (NOT p1) p2)), (NOT p0), (AND (NOT p1) p2), (AND (NOT p0) p2), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 190 ms :[(OR (NOT p0) (AND (NOT p1) p2)), (NOT p0), (AND (NOT p1) p2), (AND (NOT p0) p2), (AND (NOT p1) p2)]
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 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-19 11:20:58] [INFO ] Invariant cache hit.
[2023-03-19 11:20:58] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-19 11:20:58] [INFO ] Invariant cache hit.
[2023-03-19 11:20:58] [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.
[2023-03-19 11:20:58] [INFO ] Invariant cache hit.
[2023-03-19 11:20:58] [INFO ] Dead Transitions using invariants and state equation in 18 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 72 ms. Remains : 8/8 places, 6/6 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X p0), (X (NOT p1)), (X (X (NOT (AND p2 (NOT p0))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X (AND p2 (NOT p1)))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (AND p2 p0))), (X (X (NOT (AND p2 p0))))]
Knowledge based reduction with 6 factoid took 289 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 5 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 201 ms :[(OR (NOT p0) (AND (NOT p1) p2)), (NOT p0), (AND (NOT p1) p2), (AND (NOT p0) p2), (AND (NOT p1) p2)]
Finished random walk after 501 steps, including 0 resets, run visited all 5 properties in 2 ms. (steps per millisecond=250 )
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X p0), (X (NOT p1)), (X (X (NOT (AND p2 (NOT p0))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X (AND p2 (NOT p1)))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (AND p2 p0))), (X (X (NOT (AND p2 p0)))), (F (AND p2 (NOT p1))), (F (AND p0 p2)), (F (NOT p0)), (F (AND (NOT p0) p2)), (F p1)]
Knowledge based reduction with 6 factoid took 387 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 5 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 196 ms :[(OR (NOT p0) (AND (NOT p1) p2)), (NOT p0), (AND (NOT p1) p2), (AND (NOT p0) p2), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 180 ms :[(OR (NOT p0) (AND (NOT p1) p2)), (NOT p0), (AND (NOT p1) p2), (AND (NOT p0) p2), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 212 ms :[(OR (NOT p0) (AND (NOT p1) p2)), (NOT p0), (AND (NOT p1) p2), (AND (NOT p0) p2), (AND (NOT p1) p2)]
Product exploration explored 100000 steps with 1 reset in 65 ms.
Product exploration explored 100000 steps with 1 reset in 97 ms.
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 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-19 11:21:00] [INFO ] Invariant cache hit.
[2023-03-19 11:21:00] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-03-19 11:21:00] [INFO ] Invariant cache hit.
[2023-03-19 11:21:00] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 39 ms to find 0 implicit places.
[2023-03-19 11:21:00] [INFO ] Invariant cache hit.
[2023-03-19 11:21:00] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 70 ms. Remains : 8/8 places, 6/6 transitions.
Treatment of property TwoPhaseLocking-PT-nC01000vN-LTLFireability-14 finished in 4361 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&X((G(p2)&&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.
[2023-03-19 11:21:00] [INFO ] Invariant cache hit.
[2023-03-19 11:21:00] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-03-19 11:21:00] [INFO ] Invariant cache hit.
[2023-03-19 11:21:00] [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.
[2023-03-19 11:21:00] [INFO ] Invariant cache hit.
[2023-03-19 11:21:00] [INFO ] Dead Transitions using invariants and state equation in 18 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 64 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 313 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2) (NOT p0)), (NOT p0), (OR (NOT p1) (NOT p2)), true, (NOT p2)]
Running random walk in product with property : TwoPhaseLocking-PT-nC01000vN-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=true, acceptance={} source=1 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}], [{ cond=(OR (NOT p1) (NOT p2)), acceptance={} source=3 dest: 4}, { cond=(AND p1 p2), acceptance={} source=3 dest: 5}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(NOT p2), acceptance={} source=5 dest: 4}, { cond=p2, acceptance={} source=5 dest: 5}]], initial=0, aps=[p0:(GEQ s2 1), p1:(AND (GEQ s3 1) (GEQ s5 1)), p2:(OR (GEQ s2 1) (AND (GEQ s3 1) (GEQ s4 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 14 steps with 1 reset in 1 ms.
FORMULA TwoPhaseLocking-PT-nC01000vN-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC01000vN-LTLFireability-15 finished in 396 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||G(p0)))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0&&X((p1||X(!p1)))))))'
Found a Shortening insensitive property : TwoPhaseLocking-PT-nC01000vN-LTLFireability-12
Stuttering acceptance computed with spot in 137 ms :[(NOT p0), (NOT p0), false, (AND (NOT p0) p1)]
Support contains 3 out of 8 places. Attempting structural reductions.
Starting structural reductions in LI_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
[2023-03-19 11:21:01] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 11:21:01] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-03-19 11:21:01] [INFO ] Invariant cache hit.
[2023-03-19 11:21:01] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2023-03-19 11:21:01] [INFO ] Invariant cache hit.
[2023-03-19 11:21:01] [INFO ] Dead Transitions using invariants and state equation in 17 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 7/8 places, 5/6 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 63 ms. Remains : 7/8 places, 5/6 transitions.
Running random walk in product with property : TwoPhaseLocking-PT-nC01000vN-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=p0, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}, { cond=p0, acceptance={0} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 3}], [{ cond=(AND (NOT p0) p1), acceptance={0} source=3 dest: 1}, { cond=(AND p0 p1), acceptance={0} source=3 dest: 2}]], initial=0, aps=[p0:(GEQ s2 1), p1:(AND (GEQ s3 1) (GEQ s5 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, weak, inherently-weak, cl-invariant], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 9172 reset in 52 ms.
Product exploration explored 100000 steps with 9233 reset in 63 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 p1))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 243 ms. Reduced automaton from 4 states, 8 edges and 2 AP (stutter sensitive) to 4 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 187 ms :[(NOT p0), (NOT p0), false, (AND (NOT p0) p1)]
Finished random walk after 2005 steps, including 0 resets, run visited all 4 properties in 4 ms. (steps per millisecond=501 )
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 p1))))]
False Knowledge obtained : [(F (AND p0 p1)), (F p0), (F (NOT (AND (NOT p0) p1))), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 7 factoid took 302 ms. Reduced automaton from 4 states, 8 edges and 2 AP (stutter sensitive) to 4 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 133 ms :[(NOT p0), (NOT p0), false, (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 160 ms :[(NOT p0), (NOT p0), false, (AND (NOT p0) p1)]
[2023-03-19 11:21:02] [INFO ] Invariant cache hit.
[2023-03-19 11:21:02] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 11:21:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 11:21:02] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2023-03-19 11:21:02] [INFO ] Computed and/alt/rep : 4/4/4 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-19 11:21:02] [INFO ] Added : 2 causal constraints over 1 iterations in 7 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 3 out of 7 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 7/7 places, 5/5 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 5/5 (removed 0) transitions.
[2023-03-19 11:21:02] [INFO ] Invariant cache hit.
[2023-03-19 11:21:02] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-03-19 11:21:02] [INFO ] Invariant cache hit.
[2023-03-19 11:21:02] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 36 ms to find 0 implicit places.
[2023-03-19 11:21:02] [INFO ] Invariant cache hit.
[2023-03-19 11:21:02] [INFO ] Dead Transitions using invariants and state equation in 17 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 55 ms. Remains : 7/7 places, 5/5 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 p1))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 240 ms. Reduced automaton from 4 states, 8 edges and 2 AP (stutter sensitive) to 4 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 142 ms :[(NOT p0), (NOT p0), false, (AND (NOT p0) p1)]
Finished random walk after 1510 steps, including 0 resets, run visited all 4 properties in 3 ms. (steps per millisecond=503 )
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 p1))))]
False Knowledge obtained : [(F (AND p0 p1)), (F p0), (F (NOT (AND (NOT p0) p1))), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 7 factoid took 284 ms. Reduced automaton from 4 states, 8 edges and 2 AP (stutter sensitive) to 4 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 121 ms :[(NOT p0), (NOT p0), false, (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 135 ms :[(NOT p0), (NOT p0), false, (AND (NOT p0) p1)]
[2023-03-19 11:21:03] [INFO ] Invariant cache hit.
[2023-03-19 11:21:03] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 11:21:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 11:21:03] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-19 11:21:03] [INFO ] Computed and/alt/rep : 4/4/4 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-19 11:21:03] [INFO ] Added : 2 causal constraints over 1 iterations in 5 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 148 ms :[(NOT p0), (NOT p0), false, (AND (NOT p0) p1)]
Product exploration explored 100000 steps with 9267 reset in 55 ms.
Product exploration explored 100000 steps with 9198 reset in 70 ms.
Support contains 3 out of 7 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 7/7 places, 5/5 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 5/5 (removed 0) transitions.
[2023-03-19 11:21:03] [INFO ] Invariant cache hit.
[2023-03-19 11:21:03] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-19 11:21:03] [INFO ] Invariant cache hit.
[2023-03-19 11:21:03] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
[2023-03-19 11:21:03] [INFO ] Invariant cache hit.
[2023-03-19 11:21:03] [INFO ] Dead Transitions using invariants and state equation in 14 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 59 ms. Remains : 7/7 places, 5/5 transitions.
Treatment of property TwoPhaseLocking-PT-nC01000vN-LTLFireability-12 finished in 2971 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)&&X((X(!p2)||p1)))))'
Found a Shortening insensitive property : TwoPhaseLocking-PT-nC01000vN-LTLFireability-14
Stuttering acceptance computed with spot in 180 ms :[(OR (NOT p0) (AND (NOT p1) p2)), (NOT p0), (AND (NOT p1) p2), (OR (AND (NOT p0) p2) (AND (NOT p1) p2)), (AND (NOT p0) p2), (AND (NOT p1) p2)]
Support contains 4 out of 8 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2023-03-19 11:21:04] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 11:21:04] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-19 11:21:04] [INFO ] Invariant cache hit.
[2023-03-19 11:21:04] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2023-03-19 11:21:04] [INFO ] Invariant cache hit.
[2023-03-19 11:21:04] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 67 ms. Remains : 8/8 places, 6/6 transitions.
Running random walk in product with property : TwoPhaseLocking-PT-nC01000vN-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}, { cond=p0, acceptance={0} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 4}, { cond=(AND p0 (NOT p1)), acceptance={0} source=2 dest: 5}], [{ cond=(AND (NOT p0) p2), acceptance={0} source=3 dest: 0}, { cond=(AND p0 p2), acceptance={} source=3 dest: 1}, { cond=(AND p0 p2), acceptance={0} source=3 dest: 2}], [{ cond=(AND (NOT p0) p2), acceptance={0} source=4 dest: 0}, { cond=(AND p0 p2), acceptance={} source=4 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1) p2), acceptance={0} source=5 dest: 3}, { cond=(AND p0 (NOT p1) p2), acceptance={} source=5 dest: 4}, { cond=(AND p0 (NOT p1) p2), acceptance={0} source=5 dest: 5}]], initial=0, aps=[p0:(AND (GEQ s3 1) (GEQ s5 1)), p1:(OR (LT s3 1) (LT s5 1)), p2:(AND (GEQ s0 1) (GEQ s1 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, cl-invariant], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 1 reset in 67 ms.
Product exploration explored 100000 steps with 0 reset in 74 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND p0 (NOT p1))), (X (X (NOT (AND (NOT p0) p2)))), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1) p2))))]
False Knowledge obtained : [(X (X (AND p0 p2))), (X (X (NOT (AND p0 p2)))), (X (X (AND p0 (NOT p1) p2))), (X (X (NOT (AND p0 (NOT p1) p2))))]
Knowledge based reduction with 9 factoid took 404 ms. Reduced automaton from 6 states, 16 edges and 3 AP (stutter sensitive) to 6 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 241 ms :[(OR (NOT p0) (AND (NOT p1) p2)), (NOT p0), (AND (NOT p1) p2), (OR (AND (NOT p0) p2) (AND (NOT p1) p2)), (AND (NOT p0) p2), (AND (NOT p1) p2)]
Incomplete random walk after 10022 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1252 ) properties (out of 7) seen :5
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-19 11:21:05] [INFO ] Invariant cache hit.
[2023-03-19 11:21:05] [INFO ] After 19ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0
Fused 2 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND p0 (NOT p1))), (X (X (NOT (AND (NOT p0) p2)))), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1) p2)))), (G (NOT (AND (NOT p0) (NOT p1) p2))), (G (NOT (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : [(X (X (AND p0 p2))), (X (X (NOT (AND p0 p2)))), (X (X (AND p0 (NOT p1) p2))), (X (X (NOT (AND p0 (NOT p1) p2)))), (F (AND p0 p2)), (F (AND (NOT p0) p2)), (F (AND p0 (NOT p1) p2)), (F (NOT p0)), (F (NOT (AND p0 (NOT p1))))]
Knowledge based reduction with 11 factoid took 829 ms. Reduced automaton from 6 states, 16 edges and 3 AP (stutter sensitive) to 5 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 195 ms :[(OR (NOT p0) (AND (NOT p1) p2)), (NOT p0), (AND (NOT p1) p2), (AND (NOT p0) p2), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 180 ms :[(OR (NOT p0) (AND (NOT p1) p2)), (NOT p0), (AND (NOT p1) p2), (AND (NOT p0) p2), (AND (NOT p1) p2)]
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 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-19 11:21:06] [INFO ] Invariant cache hit.
[2023-03-19 11:21:06] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-19 11:21:06] [INFO ] Invariant cache hit.
[2023-03-19 11:21:06] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2023-03-19 11:21:06] [INFO ] Invariant cache hit.
[2023-03-19 11:21:06] [INFO ] Dead Transitions using invariants and state equation in 17 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 65 ms. Remains : 8/8 places, 6/6 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X p0), (X (NOT p1)), (X (X (NOT (AND p2 (NOT p0))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X (AND p2 (NOT p1)))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (AND p2 p0))), (X (X (NOT (AND p2 p0))))]
Knowledge based reduction with 6 factoid took 278 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 5 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 185 ms :[(OR (NOT p0) (AND (NOT p1) p2)), (NOT p0), (AND (NOT p1) p2), (AND (NOT p0) p2), (AND (NOT p1) p2)]
Finished random walk after 501 steps, including 0 resets, run visited all 5 properties in 1 ms. (steps per millisecond=501 )
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X p0), (X (NOT p1)), (X (X (NOT (AND p2 (NOT p0))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X (AND p2 (NOT p1)))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (AND p2 p0))), (X (X (NOT (AND p2 p0)))), (F (AND p2 (NOT p1))), (F (AND p0 p2)), (F (NOT p0)), (F (AND (NOT p0) p2)), (F p1)]
Knowledge based reduction with 6 factoid took 357 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 5 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 190 ms :[(OR (NOT p0) (AND (NOT p1) p2)), (NOT p0), (AND (NOT p1) p2), (AND (NOT p0) p2), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 186 ms :[(OR (NOT p0) (AND (NOT p1) p2)), (NOT p0), (AND (NOT p1) p2), (AND (NOT p0) p2), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 204 ms :[(OR (NOT p0) (AND (NOT p1) p2)), (NOT p0), (AND (NOT p1) p2), (AND (NOT p0) p2), (AND (NOT p1) p2)]
Product exploration explored 100000 steps with 1 reset in 57 ms.
Product exploration explored 100000 steps with 3 reset in 73 ms.
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.
[2023-03-19 11:21:08] [INFO ] Invariant cache hit.
[2023-03-19 11:21:08] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-19 11:21:08] [INFO ] Invariant cache hit.
[2023-03-19 11:21:08] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
[2023-03-19 11:21:08] [INFO ] Invariant cache hit.
[2023-03-19 11:21:08] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63 ms. Remains : 8/8 places, 6/6 transitions.
Treatment of property TwoPhaseLocking-PT-nC01000vN-LTLFireability-14 finished in 4215 ms.
[2023-03-19 11:21:08] [INFO ] Flatten gal took : 2 ms
[2023-03-19 11:21:08] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2023-03-19 11:21:08] [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 24818 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT TwoPhaseLocking-PT-nC01000vN
BK_EXAMINATION: LTLFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/374
LTLFireability

FORMULA TwoPhaseLocking-PT-nC01000vN-LTLFireability-14 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA TwoPhaseLocking-PT-nC01000vN-LTLFireability-07 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1679224889239

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/374/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/374/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/374/LTLFireability.xml
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: LAUNCH task # 7 (type EXCL) for 6 TwoPhaseLocking-PT-nC01000vN-LTLFireability-12
lola: time limit : 900 sec
lola: memory limit: 32 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:749
lola: rewrite Frontend/Parser/formula_rewrite.k:787
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY

PENDING FORMULAS: CATEGORY IDL ACT RUN SUS FIN C/T C/M OBS
TwoPhaseLocking-PT-nC01000vN-LTLFireability-00: LTL 0 1 0 0 1 0 0 0
TwoPhaseLocking-PT-nC01000vN-LTLFireability-07: F 0 1 0 0 1 0 0 0
TwoPhaseLocking-PT-nC01000vN-LTLFireability-12: LTL 0 0 1 0 1 0 0 0
TwoPhaseLocking-PT-nC01000vN-LTLFireability-14: LTL 0 1 0 0 1 0 0 0

TASK CATEGORY TYPE TIME/TLIMIT MEM PG/PGLIMIT FORMULA STATUS
7 LTL EXCL 5/900 19/32 TwoPhaseLocking-PT-nC01000vN-LTLFireability-12 2831736 m, 566347 m/sec, 8111598 t fired, .

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lola: CANCELED task # 7 (type EXCL) for TwoPhaseLocking-PT-nC01000vN-LTLFireability-12 (memory limit exceeded)
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY

PENDING FORMULAS: CATEGORY IDL ACT RUN SUS FIN C/T C/M OBS
TwoPhaseLocking-PT-nC01000vN-LTLFireability-00: LTL 0 1 0 0 1 0 0 0
TwoPhaseLocking-PT-nC01000vN-LTLFireability-07: F 0 1 0 0 1 0 0 0
TwoPhaseLocking-PT-nC01000vN-LTLFireability-12: LTL 0 0 0 0 1 0 1 0
TwoPhaseLocking-PT-nC01000vN-LTLFireability-14: LTL 0 1 0 0 1 0 0 0

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

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# running tasks: 1 of 4 Visible: 4
lola: LAUNCH task # 10 (type EXCL) for 9 TwoPhaseLocking-PT-nC01000vN-LTLFireability-14
lola: time limit : 1196 sec
lola: memory limit: 32 pages
lola: FINISHED task # 10 (type EXCL) for TwoPhaseLocking-PT-nC01000vN-LTLFireability-14
lola: result : false
lola: markings : 2516
lola: fired transitions : 2516
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 12 (type EXCL) for 3 TwoPhaseLocking-PT-nC01000vN-LTLFireability-07
lola: time limit : 1795 sec
lola: memory limit: 32 pages
lola: FINISHED task # 12 (type EXCL) for TwoPhaseLocking-PT-nC01000vN-LTLFireability-07
lola: result : false
lola: markings : 377251
lola: fired transitions : 627249
lola: time used : 0.000000
lola: memory pages used : 2
lola: LAUNCH task # 1 (type EXCL) for 0 TwoPhaseLocking-PT-nC01000vN-LTLFireability-00
lola: time limit : 3590 sec
lola: memory limit: 32 pages
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
TwoPhaseLocking-PT-nC01000vN-LTLFireability-07: F true state space / EG
TwoPhaseLocking-PT-nC01000vN-LTLFireability-14: LTL false LTL model checker

PENDING FORMULAS: CATEGORY IDL ACT RUN SUS FIN C/T C/M OBS
TwoPhaseLocking-PT-nC01000vN-LTLFireability-00: LTL 0 0 1 0 1 0 0 0
TwoPhaseLocking-PT-nC01000vN-LTLFireability-12: LTL 0 0 0 0 1 0 1 0

TASK CATEGORY TYPE TIME/TLIMIT MEM PG/PGLIMIT FORMULA STATUS
1 LTL EXCL 5/3590 28/32 TwoPhaseLocking-PT-nC01000vN-LTLFireability-00 4179057 m, 835811 m/sec, 6106794 t fired, .

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lola: CANCELED task # 1 (type EXCL) for TwoPhaseLocking-PT-nC01000vN-LTLFireability-00 (memory limit exceeded)
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
TwoPhaseLocking-PT-nC01000vN-LTLFireability-07: F true state space / EG
TwoPhaseLocking-PT-nC01000vN-LTLFireability-14: LTL false LTL model checker

PENDING FORMULAS: CATEGORY IDL ACT RUN SUS FIN C/T C/M OBS
TwoPhaseLocking-PT-nC01000vN-LTLFireability-00: LTL 0 0 0 0 1 0 1 0
TwoPhaseLocking-PT-nC01000vN-LTLFireability-12: LTL 0 0 0 0 1 0 1 0

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

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lola: Portfolio finished: no open tasks 4

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
TwoPhaseLocking-PT-nC01000vN-LTLFireability-00: LTL unknown AGGR
TwoPhaseLocking-PT-nC01000vN-LTLFireability-07: F true state space / EG
TwoPhaseLocking-PT-nC01000vN-LTLFireability-12: LTL unknown AGGR
TwoPhaseLocking-PT-nC01000vN-LTLFireability-14: LTL false LTL model checker


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Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="TwoPhaseLocking-PT-nC01000vN"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool lolaxred"
echo " Input is TwoPhaseLocking-PT-nC01000vN, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r487-tall-167912703700892"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TwoPhaseLocking-PT-nC01000vN.tgz
mv TwoPhaseLocking-PT-nC01000vN 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 ;