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-167912703700908.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-nC02000vN, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r487-tall-167912703700908
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 460K
-rw-r--r-- 1 mcc users 6.9K Feb 25 17:56 CTLCardinality.txt
-rw-r--r-- 1 mcc users 64K Feb 25 17:56 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Feb 25 17:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K Feb 25 17:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 17:23 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 17:23 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 17:24 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 17:24 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 25 17:57 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 129K Feb 25 17:57 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 25 17:57 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 88K Feb 25 17:57 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 17:24 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 17:24 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 10 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 4.6K Mar 5 18:23 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME TwoPhaseLocking-PT-nC02000vN-LTLFireability-00
FORMULA_NAME TwoPhaseLocking-PT-nC02000vN-LTLFireability-01
FORMULA_NAME TwoPhaseLocking-PT-nC02000vN-LTLFireability-02
FORMULA_NAME TwoPhaseLocking-PT-nC02000vN-LTLFireability-03
FORMULA_NAME TwoPhaseLocking-PT-nC02000vN-LTLFireability-04
FORMULA_NAME TwoPhaseLocking-PT-nC02000vN-LTLFireability-05
FORMULA_NAME TwoPhaseLocking-PT-nC02000vN-LTLFireability-06
FORMULA_NAME TwoPhaseLocking-PT-nC02000vN-LTLFireability-07
FORMULA_NAME TwoPhaseLocking-PT-nC02000vN-LTLFireability-08
FORMULA_NAME TwoPhaseLocking-PT-nC02000vN-LTLFireability-09
FORMULA_NAME TwoPhaseLocking-PT-nC02000vN-LTLFireability-10
FORMULA_NAME TwoPhaseLocking-PT-nC02000vN-LTLFireability-11
FORMULA_NAME TwoPhaseLocking-PT-nC02000vN-LTLFireability-12
FORMULA_NAME TwoPhaseLocking-PT-nC02000vN-LTLFireability-13
FORMULA_NAME TwoPhaseLocking-PT-nC02000vN-LTLFireability-14
FORMULA_NAME TwoPhaseLocking-PT-nC02000vN-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679225190102

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-nC02000vN
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-19 11:26:31] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-19 11:26:31] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-19 11:26:31] [INFO ] Load time of PNML (sax parser for PT used): 16 ms
[2023-03-19 11:26:31] [INFO ] Transformed 8 places.
[2023-03-19 11:26:31] [INFO ] Transformed 6 transitions.
[2023-03-19 11:26:31] [INFO ] Parsed PT model containing 8 places and 6 transitions and 18 arcs in 70 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 7 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA TwoPhaseLocking-PT-nC02000vN-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 8 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 6 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 11:26:31] [INFO ] Computed 3 place invariants in 7 ms
[2023-03-19 11:26:32] [INFO ] Implicit Places using invariants in 310 ms returned []
[2023-03-19 11:26:32] [INFO ] Invariant cache hit.
[2023-03-19 11:26:32] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 364 ms to find 0 implicit places.
[2023-03-19 11:26:32] [INFO ] Invariant cache hit.
[2023-03-19 11:26:32] [INFO ] Dead Transitions using invariants and state equation in 23 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 395 ms. Remains : 8/8 places, 6/6 transitions.
Support contains 8 out of 8 places after structural reductions.
[2023-03-19 11:26:32] [INFO ] Flatten gal took : 11 ms
[2023-03-19 11:26:32] [INFO ] Flatten gal took : 2 ms
[2023-03-19 11:26:32] [INFO ] Input system was already deterministic with 6 transitions.
Incomplete random walk after 10012 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=556 ) properties (out of 13) seen :10
Finished Best-First random walk after 73 steps, including 0 resets, run visited all 3 properties in 3 ms. (steps per millisecond=24 )
FORMULA TwoPhaseLocking-PT-nC02000vN-LTLFireability-10 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 0 stabilizing places and 0 stable transitions
FORMULA TwoPhaseLocking-PT-nC02000vN-LTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&(G(F(!p0))||(F(!p0)&&F(p1))))))'
Support contains 3 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-19 11:26:32] [INFO ] Invariant cache hit.
[2023-03-19 11:26:32] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-19 11:26:32] [INFO ] Invariant cache hit.
[2023-03-19 11:26:32] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
[2023-03-19 11:26:32] [INFO ] Invariant cache hit.
[2023-03-19 11:26:32] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 93 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 376 ms :[true, true, (NOT p0), p0, (AND (NOT p1) p0), (AND p0 (NOT p1))]
Running random walk in product with property : TwoPhaseLocking-PT-nC02000vN-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=p0, acceptance={} source=1 dest: 3}, { cond=(NOT p1), acceptance={} source=1 dest: 4}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}], [{ cond=p0, acceptance={0} source=3 dest: 3}], [{ cond=(NOT p1), acceptance={} source=4 dest: 4}, { cond=(AND p0 (NOT p1)), acceptance={} source=4 dest: 5}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=5 dest: 5}]], initial=0, aps=[p0:(AND (GEQ s3 1) (GEQ s4 1)), p1:(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]]
Product exploration explored 100000 steps with 15053 reset in 198 ms.
Product exploration explored 100000 steps with 15068 reset in 114 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p0))), (X (X (NOT p1))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 6 factoid took 356 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 138 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p1) p0), (AND p0 (NOT p1))]
Incomplete random walk after 10012 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=834 ) properties (out of 3) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-19 11:26:34] [INFO ] Invariant cache hit.
[2023-03-19 11:26:34] [INFO ] After 17ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p0))), (X (X (NOT p1))), (X (X (NOT (AND p0 (NOT p1))))), (G (NOT (AND p0 (NOT p1))))]
False Knowledge obtained : [(F p0), (F p1)]
Knowledge based reduction with 7 factoid took 322 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 2 states, 2 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 61 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 82 ms :[(NOT p0), (NOT p0)]
[2023-03-19 11:26:34] [INFO ] Invariant cache hit.
[2023-03-19 11:26:34] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-19 11:26:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 11:26:34] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-03-19 11:26:34] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 11:26:34] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 11:26:34] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 11:26:34] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2023-03-19 11:26:34] [INFO ] Computed and/alt/rep : 5/5/5 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-19 11:26:34] [INFO ] Added : 1 causal constraints over 1 iterations in 12 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 8 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 2 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-19 11:26:34] [INFO ] Invariant cache hit.
[2023-03-19 11:26:34] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-03-19 11:26:34] [INFO ] Invariant cache hit.
[2023-03-19 11:26:34] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 39 ms to find 0 implicit places.
[2023-03-19 11:26:34] [INFO ] Invariant cache hit.
[2023-03-19 11:26:34] [INFO ] Dead Transitions using invariants and state equation in 17 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 59 ms. Remains : 8/8 places, 6/6 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 79 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 23 ms :[(NOT p0)]
Finished random walk after 2003 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=1001 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 122 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
[2023-03-19 11:26:35] [INFO ] Invariant cache hit.
[2023-03-19 11:26:35] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 11:26:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 11:26:35] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-03-19 11:26:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 11:26:35] [INFO ] [Nat]Absence check using 3 positive place invariants in 0 ms returned sat
[2023-03-19 11:26:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 11:26:35] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2023-03-19 11:26:35] [INFO ] Computed and/alt/rep : 5/5/5 causal constraints (skipped 0 transitions) in 0 ms.
[2023-03-19 11:26:35] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 25 ms :[(NOT p0)]
Product exploration explored 100000 steps with 15269 reset in 81 ms.
Product exploration explored 100000 steps with 15017 reset in 61 ms.
Support contains 2 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 5
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 7 transition count 5
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 2 place count 7 transition count 4
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 6 transition count 4
Applied a total of 4 rules in 4 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 11:26:35] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 11:26:35] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-19 11:26:35] [INFO ] Invariant cache hit.
[2023-03-19 11:26:35] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2023-03-19 11:26:35] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:26:35] [INFO ] Invariant cache hit.
[2023-03-19 11:26:35] [INFO ] Dead Transitions using invariants and state equation in 20 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 82 ms. Remains : 6/8 places, 4/6 transitions.
Treatment of property TwoPhaseLocking-PT-nC02000vN-LTLFireability-00 finished in 2715 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&&(p0 U p1)))))'
Support contains 4 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2023-03-19 11:26:35] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 11:26:35] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-19 11:26:35] [INFO ] Invariant cache hit.
[2023-03-19 11:26:35] [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 11:26:35] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:26:35] [INFO ] Invariant cache hit.
[2023-03-19 11:26:35] [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 69 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 28 ms :[(OR (NOT p1) p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC02000vN-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 0}, { cond=(OR (NOT p1) p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p1:(AND (GEQ s3 1) (GEQ s4 1)), p0:(AND (GEQ s0 1) (GEQ s1 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 111 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-nC02000vN-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property TwoPhaseLocking-PT-nC02000vN-LTLFireability-01 finished in 220 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) U p1) U X(p2)) U !p3))'
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 11:26:35] [INFO ] Invariant cache hit.
[2023-03-19 11:26:35] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-19 11:26:35] [INFO ] Invariant cache hit.
[2023-03-19 11:26:35] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 39 ms to find 0 implicit places.
[2023-03-19 11:26:35] [INFO ] Invariant cache hit.
[2023-03-19 11:26:35] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 68 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 226 ms :[p3, (NOT p2), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (NOT p2), true, (NOT p0), (NOT p1)]
Running random walk in product with property : TwoPhaseLocking-PT-nC02000vN-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=p3, acceptance={0} source=0 dest: 0}, { cond=(AND p3 (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 1}, { cond=(AND p3 (NOT p1) p0), acceptance={0} source=0 dest: 2}, { cond=(OR (AND p3 p1) (AND p3 p0)), acceptance={0} source=0 dest: 3}], [{ cond=(NOT p2), acceptance={} source=1 dest: 4}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={} source=2 dest: 4}, { cond=(AND p0 (NOT p2)), acceptance={} source=2 dest: 5}, { cond=(AND (NOT p1) p0 (NOT p2)), acceptance={} source=2 dest: 6}], [{ cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={0} source=3 dest: 1}, { cond=(AND (NOT p1) p0 (NOT p2)), acceptance={0} source=3 dest: 2}, { cond=(OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), acceptance={0} source=3 dest: 3}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(NOT p0), acceptance={} source=5 dest: 4}, { cond=p0, acceptance={} source=5 dest: 5}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=6 dest: 4}, { cond=(AND (NOT p1) p0), acceptance={0} source=6 dest: 5}, { cond=(AND (NOT p1) p0), acceptance={0} source=6 dest: 6}]], initial=0, aps=[p3:(OR (GEQ s2 1) (LT s6 1)), p1:(GEQ s6 1), p0:(AND (GEQ s0 1) (GEQ s1 1)), p2:(AND (GEQ s2 1) (GEQ s6 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA TwoPhaseLocking-PT-nC02000vN-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC02000vN-LTLFireability-02 finished in 322 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 7 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 11:26:35] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-19 11:26:35] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-03-19 11:26:35] [INFO ] Invariant cache hit.
[2023-03-19 11:26:35] [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 11:26:35] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:26:35] [INFO ] Invariant cache hit.
[2023-03-19 11:26:35] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/8 places, 5/6 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 77 ms. Remains : 7/8 places, 5/6 transitions.
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC02000vN-LTLFireability-03 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 10244 reset in 96 ms.
Product exploration explored 100000 steps with 10222 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 : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 94 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
Finished random walk after 3006 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=1002 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 105 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 25 ms :[(NOT p0)]
[2023-03-19 11:26:36] [INFO ] Invariant cache hit.
[2023-03-19 11:26:36] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 11:26:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 11:26:36] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-03-19 11:26:36] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 11:26:36] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 11:26:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 11:26:36] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-03-19 11:26:36] [INFO ] Computed and/alt/rep : 4/4/4 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-19 11:26:36] [INFO ] Added : 2 causal constraints over 1 iterations in 10 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 1 ms. Remains 7 /7 variables (removed 0) and now considering 5/5 (removed 0) transitions.
[2023-03-19 11:26:36] [INFO ] Invariant cache hit.
[2023-03-19 11:26:36] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-19 11:26:36] [INFO ] Invariant cache hit.
[2023-03-19 11:26:36] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
[2023-03-19 11:26:36] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:26:36] [INFO ] Invariant cache hit.
[2023-03-19 11:26:36] [INFO ] Dead Transitions using invariants and state equation in 16 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 99 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 103 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
Finished random walk after 3006 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=1002 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 130 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
[2023-03-19 11:26:37] [INFO ] Invariant cache hit.
[2023-03-19 11:26:37] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 11:26:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 11:26:37] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-19 11:26:37] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 11:26:37] [INFO ] [Nat]Absence check using 3 positive place invariants in 0 ms returned sat
[2023-03-19 11:26:37] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 11:26:37] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-03-19 11:26:37] [INFO ] Computed and/alt/rep : 4/4/4 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-19 11:26:37] [INFO ] Added : 2 causal constraints over 1 iterations in 4 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Product exploration explored 100000 steps with 10228 reset in 60 ms.
Product exploration explored 100000 steps with 10289 reset in 56 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 0 ms. Remains 7 /7 variables (removed 0) and now considering 5/5 (removed 0) transitions.
[2023-03-19 11:26:37] [INFO ] Invariant cache hit.
[2023-03-19 11:26:37] [INFO ] Implicit Places using invariants in 29 ms returned []
[2023-03-19 11:26:37] [INFO ] Invariant cache hit.
[2023-03-19 11:26:37] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
[2023-03-19 11:26:37] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:26:37] [INFO ] Invariant cache hit.
[2023-03-19 11:26:37] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 91 ms. Remains : 7/7 places, 5/5 transitions.
Treatment of property TwoPhaseLocking-PT-nC02000vN-LTLFireability-03 finished in 1461 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((p0||(((p1 U p2) U G(p1)) U X(G(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.
// Phase 1: matrix 6 rows 8 cols
[2023-03-19 11:26:37] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 11:26:37] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-03-19 11:26:37] [INFO ] Invariant cache hit.
[2023-03-19 11:26:37] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2023-03-19 11:26:37] [INFO ] Invariant cache hit.
[2023-03-19 11:26:37] [INFO ] Dead Transitions using invariants and state equation in 18 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 66 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 197 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p2), (NOT p2), true, (NOT p1)]
Running random walk in product with property : TwoPhaseLocking-PT-nC02000vN-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={} source=1 dest: 2}, { cond=(OR (AND (NOT p0) p1) (AND (NOT p0) p2)), acceptance={} source=1 dest: 3}], [{ cond=p2, acceptance={} source=2 dest: 2}, { cond=(NOT p2), acceptance={} source=2 dest: 4}], [{ cond=p2, acceptance={} source=3 dest: 3}, { cond=(AND p1 (NOT p2)), acceptance={0} source=3 dest: 3}, { cond=(AND (NOT p1) (NOT p2)), acceptance={} source=3 dest: 4}, { cond=(AND p1 (NOT p2)), acceptance={} source=3 dest: 5}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=5 dest: 4}, { cond=p1, acceptance={} source=5 dest: 5}, { cond=(AND (NOT p1) p2), acceptance={0} source=5 dest: 5}]], initial=0, aps=[p0:(GEQ s2 1), p1:(GEQ s7 1), p2:(AND (GEQ s3 1) (GEQ s4 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA TwoPhaseLocking-PT-nC02000vN-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC02000vN-LTLFireability-04 finished in 293 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((X(p1)&&p0)))'
Support contains 2 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-19 11:26:37] [INFO ] Invariant cache hit.
[2023-03-19 11:26:37] [INFO ] Implicit Places using invariants in 31 ms returned []
[2023-03-19 11:26:37] [INFO ] Invariant cache hit.
[2023-03-19 11:26:37] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
[2023-03-19 11:26:37] [INFO ] Invariant cache hit.
[2023-03-19 11:26:37] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 86 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 69 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : TwoPhaseLocking-PT-nC02000vN-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=p0, acceptance={0} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s0 1) (GEQ s1 1)), p1:(AND (GEQ s0 1) (GEQ s1 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 18737 reset in 57 ms.
Stack based approach found an accepted trace after 15 steps with 2 reset with depth 6 and stack size 6 in 0 ms.
FORMULA TwoPhaseLocking-PT-nC02000vN-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property TwoPhaseLocking-PT-nC02000vN-LTLFireability-05 finished in 232 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((G(!p0)||(!p0&&F((G(F(!p1))||(F(!p1)&&p2))))))))'
Support contains 3 out of 8 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-19 11:26:37] [INFO ] Invariant cache hit.
[2023-03-19 11:26:37] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-19 11:26:37] [INFO ] Invariant cache hit.
[2023-03-19 11:26:37] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2023-03-19 11:26:37] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:26:37] [INFO ] Invariant cache hit.
[2023-03-19 11:26:37] [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 71 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 117 ms :[p0, p0, (AND p0 p1)]
Running random walk in product with property : TwoPhaseLocking-PT-nC02000vN-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}, { cond=(AND p1 p0), acceptance={} source=0 dest: 2}], [{ cond=p0, acceptance={0} source=1 dest: 1}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=2 dest: 2}, { cond=(AND p1 p0), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(GEQ s2 1), p1:(AND (GEQ s3 1) (GEQ s4 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 3322 reset in 109 ms.
Stack based approach found an accepted trace after 226 steps with 11 reset with depth 32 and stack size 32 in 1 ms.
FORMULA TwoPhaseLocking-PT-nC02000vN-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property TwoPhaseLocking-PT-nC02000vN-LTLFireability-06 finished in 324 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(!p0)))'
Support contains 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 11:26:38] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 11:26:38] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-03-19 11:26:38] [INFO ] Invariant cache hit.
[2023-03-19 11:26:38] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2023-03-19 11:26:38] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:26:38] [INFO ] Invariant cache hit.
[2023-03-19 11:26:38] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 6/8 places, 4/6 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 73 ms. Remains : 6/8 places, 4/6 transitions.
Stuttering acceptance computed with spot in 78 ms :[p0, p0]
Running random walk in product with property : TwoPhaseLocking-PT-nC02000vN-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={0} source=1 dest: 1}]], 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][true, true]]
Product exploration explored 100000 steps with 1786 reset in 49 ms.
Stack based approach found an accepted trace after 21 steps with 1 reset with depth 13 and stack size 13 in 0 ms.
FORMULA TwoPhaseLocking-PT-nC02000vN-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property TwoPhaseLocking-PT-nC02000vN-LTLFireability-07 finished in 216 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 3 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 8 transition count 5
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 7 transition count 5
Applied a total of 2 rules in 1 ms. Remains 7 /8 variables (removed 1) and now considering 5/6 (removed 1) transitions.
// Phase 1: matrix 5 rows 7 cols
[2023-03-19 11:26:38] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 11:26:38] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-03-19 11:26:38] [INFO ] Invariant cache hit.
[2023-03-19 11:26:38] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
[2023-03-19 11:26:38] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:26:38] [INFO ] Invariant cache hit.
[2023-03-19 11:26:38] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/8 places, 5/6 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 82 ms. Remains : 7/8 places, 5/6 transitions.
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC02000vN-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s2 1) (GEQ s3 1) (GEQ s4 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 72 ms.
Stack based approach found an accepted trace after 48 steps with 0 reset with depth 49 and stack size 49 in 0 ms.
FORMULA TwoPhaseLocking-PT-nC02000vN-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property TwoPhaseLocking-PT-nC02000vN-LTLFireability-08 finished in 218 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)||(!p1&&X(X(X(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.
// Phase 1: matrix 6 rows 8 cols
[2023-03-19 11:26:38] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-19 11:26:38] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-19 11:26:38] [INFO ] Invariant cache hit.
[2023-03-19 11:26:38] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
[2023-03-19 11:26:38] [INFO ] Invariant cache hit.
[2023-03-19 11:26:38] [INFO ] Dead Transitions using invariants and state equation in 21 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 83 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 354 ms :[(NOT p2), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (AND (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p2)), (NOT p2), (AND (NOT p2) (NOT p0)), true, (NOT p2), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (NOT p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC02000vN-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=(NOT p2), acceptance={} source=0 dest: 6}], [{ cond=true, acceptance={} source=1 dest: 8}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={} source=3 dest: 6}, { cond=(AND p0 (NOT p2)), acceptance={} source=3 dest: 9}], [{ cond=true, acceptance={} source=4 dest: 0}], [{ cond=p0, acceptance={} source=5 dest: 2}, { cond=(NOT p0), acceptance={} source=5 dest: 4}], [{ cond=true, acceptance={0} source=6 dest: 6}], [{ cond=true, acceptance={} source=7 dest: 4}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=8 dest: 5}, { cond=(AND (NOT p0) p1), acceptance={} source=8 dest: 6}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=8 dest: 7}, { cond=(AND p0 p1), acceptance={} source=8 dest: 9}], [{ cond=(NOT p0), acceptance={} source=9 dest: 6}, { cond=p0, acceptance={} source=9 dest: 9}]], initial=1, aps=[p2:(GEQ s6 1), p0:(OR (LT s3 1) (LT s5 1)), p1:(GEQ s2 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 14 steps with 2 reset in 0 ms.
FORMULA TwoPhaseLocking-PT-nC02000vN-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC02000vN-LTLFireability-09 finished in 461 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(!p0)))'
Support contains 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 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 6 transition count 4
Applied a total of 4 rules in 2 ms. Remains 6 /8 variables (removed 2) and now considering 4/6 (removed 2) transitions.
// Phase 1: matrix 4 rows 6 cols
[2023-03-19 11:26:39] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-19 11:26:39] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-19 11:26:39] [INFO ] Invariant cache hit.
[2023-03-19 11:26:39] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2023-03-19 11:26:39] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:26:39] [INFO ] Invariant cache hit.
[2023-03-19 11:26:39] [INFO ] Dead Transitions using invariants and state equation in 21 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 79 ms. Remains : 6/8 places, 4/6 transitions.
Stuttering acceptance computed with spot in 67 ms :[p0, p0]
Running random walk in product with property : TwoPhaseLocking-PT-nC02000vN-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={0} source=1 dest: 1}]], 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][true, true]]
Product exploration explored 100000 steps with 4200 reset in 54 ms.
Stack based approach found an accepted trace after 31 steps with 2 reset with depth 18 and stack size 18 in 0 ms.
FORMULA TwoPhaseLocking-PT-nC02000vN-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property TwoPhaseLocking-PT-nC02000vN-LTLFireability-11 finished in 215 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(!p0))&&(!p1 U (G(!p1)||(!p1&&G(!p0))))))'
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 11:26:39] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 11:26:39] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-19 11:26:39] [INFO ] Invariant cache hit.
[2023-03-19 11:26:39] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
[2023-03-19 11:26:39] [INFO ] Invariant cache hit.
[2023-03-19 11:26:39] [INFO ] Dead Transitions using invariants and state equation in 17 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 119 ms :[true, (OR p0 p1), (OR p1 p0), p0]
Running random walk in product with property : TwoPhaseLocking-PT-nC02000vN-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p1, acceptance={} source=1 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 3}], [{ cond=(OR p0 p1), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 3}], [{ cond=p0, acceptance={} source=3 dest: 0}, { cond=(NOT p0), acceptance={} source=3 dest: 3}]], initial=1, aps=[p1:(AND (GEQ s0 1) (GEQ s1 1)), p0:(AND (GEQ s3 1) (GEQ s4 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 6 steps with 0 reset in 0 ms.
FORMULA TwoPhaseLocking-PT-nC02000vN-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC02000vN-LTLFireability-14 finished in 200 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(p0)||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 11:26:39] [INFO ] Invariant cache hit.
[2023-03-19 11:26:39] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-19 11:26:39] [INFO ] Invariant cache hit.
[2023-03-19 11:26:39] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2023-03-19 11:26:39] [INFO ] Invariant cache hit.
[2023-03-19 11:26:39] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 66 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 115 ms :[false, false, false]
Running random walk in product with property : TwoPhaseLocking-PT-nC02000vN-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}]], initial=0, aps=[p0:(OR (LT s3 1) (LT s5 1)), p1:(OR (LT s0 1) (LT s1 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 0 reset in 58 ms.
Product exploration explored 100000 steps with 0 reset in 135 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 p1)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 91 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 95 ms :[false, false, false]
Finished random walk after 1001 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=500 )
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p1)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0), (F (NOT p1))]
Knowledge based reduction with 3 factoid took 123 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 110 ms :[false, false, false]
Stuttering acceptance computed with spot in 102 ms :[false, false, false]
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 11:26:40] [INFO ] Invariant cache hit.
[2023-03-19 11:26:40] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-19 11:26:40] [INFO ] Invariant cache hit.
[2023-03-19 11:26:40] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2023-03-19 11:26:40] [INFO ] Invariant cache hit.
[2023-03-19 11:26:40] [INFO ] Dead Transitions using invariants and state equation in 16 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 64 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 p1)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 84 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 92 ms :[false, false, false]
Finished random walk after 1001 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=500 )
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p1)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0), (F (NOT p1))]
Knowledge based reduction with 3 factoid took 190 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 83 ms :[false, false, false]
Stuttering acceptance computed with spot in 89 ms :[false, false, false]
Stuttering acceptance computed with spot in 103 ms :[false, false, false]
Product exploration explored 100000 steps with 0 reset in 63 ms.
Product exploration explored 100000 steps with 0 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 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-19 11:26:41] [INFO ] Invariant cache hit.
[2023-03-19 11:26:41] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-19 11:26:41] [INFO ] Invariant cache hit.
[2023-03-19 11:26:41] [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 11:26:41] [INFO ] Invariant cache hit.
[2023-03-19 11:26:41] [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.
Treatment of property TwoPhaseLocking-PT-nC02000vN-LTLFireability-15 finished in 2033 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&(G(F(!p0))||(F(!p0)&&F(p1))))))'
Found a Shortening insensitive property : TwoPhaseLocking-PT-nC02000vN-LTLFireability-00
Stuttering acceptance computed with spot in 224 ms :[true, true, (NOT p0), p0, (AND (NOT p1) p0), (AND p0 (NOT 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 1 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 11:26:41] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-19 11:26:41] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-19 11:26:41] [INFO ] Invariant cache hit.
[2023-03-19 11:26:41] [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 11:26:41] [INFO ] Invariant cache hit.
[2023-03-19 11:26:41] [INFO ] Dead Transitions using invariants and state equation in 23 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 71 ms. Remains : 7/8 places, 5/6 transitions.
Running random walk in product with property : TwoPhaseLocking-PT-nC02000vN-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=p0, acceptance={} source=1 dest: 3}, { cond=(NOT p1), acceptance={} source=1 dest: 4}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}], [{ cond=p0, acceptance={0} source=3 dest: 3}], [{ cond=(NOT p1), acceptance={} source=4 dest: 4}, { cond=(AND p0 (NOT p1)), acceptance={} source=4 dest: 5}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=5 dest: 5}]], initial=0, aps=[p0:(AND (GEQ s3 1) (GEQ s4 1)), p1:(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, cl-invariant], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 24972 reset in 53 ms.
Product exploration explored 100000 steps with 24980 reset in 54 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (X (X (NOT p1))), (X (X p1))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 4 factoid took 230 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 120 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p1) p0), (AND p0 (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 3) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-19 11:26:42] [INFO ] Invariant cache hit.
[2023-03-19 11:26:42] [INFO ] After 15ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (G (NOT (AND p0 (NOT p1))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (X (X (NOT p1))), (X (X p1)), (F p0), (F p1)]
Knowledge based reduction with 5 factoid took 218 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 2 states, 2 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 66 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 61 ms :[(NOT p0), (NOT p0)]
[2023-03-19 11:26:42] [INFO ] Invariant cache hit.
[2023-03-19 11:26:42] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 11:26:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 11:26:42] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2023-03-19 11:26:42] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 11:26:42] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 11:26:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 11:26:42] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-03-19 11:26:42] [INFO ] Computed and/alt/rep : 4/4/4 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-19 11:26:42] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 7 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
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 11:26:42] [INFO ] Invariant cache hit.
[2023-03-19 11:26:42] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-19 11:26:42] [INFO ] Invariant cache hit.
[2023-03-19 11:26:42] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
[2023-03-19 11:26:42] [INFO ] Invariant cache hit.
[2023-03-19 11:26:42] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 67 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))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 127 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 49 ms :[(NOT p0)]
Finished random walk after 1002 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=1002 )
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 115 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
[2023-03-19 11:26:43] [INFO ] Invariant cache hit.
[2023-03-19 11:26:43] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2023-03-19 11:26:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 11:26:43] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2023-03-19 11:26:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 11:26:43] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-19 11:26:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 11:26:43] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2023-03-19 11:26:43] [INFO ] Computed and/alt/rep : 4/4/4 causal constraints (skipped 0 transitions) in 0 ms.
[2023-03-19 11:26:43] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
Product exploration explored 100000 steps with 24957 reset in 47 ms.
Product exploration explored 100000 steps with 25118 reset in 45 ms.
Support contains 2 out of 7 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 7/7 places, 5/5 transitions.
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 7 transition count 4
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 6 transition count 4
Applied a total of 2 rules in 1 ms. Remains 6 /7 variables (removed 1) and now considering 4/5 (removed 1) transitions.
// Phase 1: matrix 4 rows 6 cols
[2023-03-19 11:26:43] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-19 11:26:43] [INFO ] Implicit Places using invariants in 28 ms returned []
[2023-03-19 11:26:43] [INFO ] Invariant cache hit.
[2023-03-19 11:26:43] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2023-03-19 11:26:43] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-19 11:26:43] [INFO ] Invariant cache hit.
[2023-03-19 11:26:43] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 6/7 places, 4/5 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 87 ms. Remains : 6/7 places, 4/5 transitions.
Treatment of property TwoPhaseLocking-PT-nC02000vN-LTLFireability-00 finished in 2029 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((!p0||X((X(p0)||p1))))))'
Found a Lengthening insensitive property : TwoPhaseLocking-PT-nC02000vN-LTLFireability-15
Stuttering acceptance computed with spot in 98 ms :[false, false, false]
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 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 11:26:43] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-19 11:26:43] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-19 11:26:43] [INFO ] Invariant cache hit.
[2023-03-19 11:26:43] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2023-03-19 11:26:43] [INFO ] Invariant cache hit.
[2023-03-19 11:26:44] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 79 ms. Remains : 8/8 places, 6/6 transitions.
Running random walk in product with property : TwoPhaseLocking-PT-nC02000vN-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}]], initial=0, aps=[p0:(OR (LT s3 1) (LT s5 1)), p1:(OR (LT s0 1) (LT s1 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, sl-invariant], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 0 reset in 55 ms.
Product exploration explored 100000 steps with 0 reset in 83 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p1)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 111 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 133 ms :[false, false, false]
Finished random walk after 1001 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=500 )
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p1)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0), (F (NOT p1))]
Knowledge based reduction with 3 factoid took 130 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 97 ms :[false, false, false]
Stuttering acceptance computed with spot in 81 ms :[false, false, false]
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 11:26:44] [INFO ] Invariant cache hit.
[2023-03-19 11:26:44] [INFO ] Implicit Places using invariants in 15 ms returned []
[2023-03-19 11:26:44] [INFO ] Invariant cache hit.
[2023-03-19 11:26:44] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 34 ms to find 0 implicit places.
[2023-03-19 11:26:44] [INFO ] Invariant cache hit.
[2023-03-19 11:26:44] [INFO ] Dead Transitions using invariants and state equation in 17 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54 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 p1)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 118 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 110 ms :[false, false, false]
Finished random walk after 1001 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=1001 )
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p1)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0), (F (NOT p1))]
Knowledge based reduction with 3 factoid took 166 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 89 ms :[false, false, false]
Stuttering acceptance computed with spot in 121 ms :[false, false, false]
Stuttering acceptance computed with spot in 97 ms :[false, false, false]
Product exploration explored 100000 steps with 0 reset in 62 ms.
Product exploration explored 100000 steps with 0 reset in 70 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 11:26:45] [INFO ] Invariant cache hit.
[2023-03-19 11:26:45] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-19 11:26:45] [INFO ] Invariant cache hit.
[2023-03-19 11:26:45] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2023-03-19 11:26:45] [INFO ] Invariant cache hit.
[2023-03-19 11:26:45] [INFO ] Dead Transitions using invariants and state equation in 17 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 67 ms. Remains : 8/8 places, 6/6 transitions.
Treatment of property TwoPhaseLocking-PT-nC02000vN-LTLFireability-15 finished in 2047 ms.
[2023-03-19 11:26:45] [INFO ] Flatten gal took : 2 ms
[2023-03-19 11:26:45] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2023-03-19 11:26:45] [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 14319 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT TwoPhaseLocking-PT-nC02000vN
BK_EXAMINATION: LTLFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/374
LTLFireability

FORMULA TwoPhaseLocking-PT-nC02000vN-LTLFireability-15 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA TwoPhaseLocking-PT-nC02000vN-LTLFireability-00 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA TwoPhaseLocking-PT-nC02000vN-LTLFireability-03 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1679225209750

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/374/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/374/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/374/LTLFireability.xml
lola: rewrite Frontend/Parser/formula_rewrite.k:550
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Rule S: 0 transitions removed,0 places removed
lola: LAUNCH task # 5 (type EXCL) for 0 TwoPhaseLocking-PT-nC02000vN-LTLFireability-00
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
lola: FINISHED task # 5 (type EXCL) for TwoPhaseLocking-PT-nC02000vN-LTLFireability-00
lola: result : true
lola: markings : 1002002
lola: fired transitions : 1501501
lola: time used : 0.000000
lola: memory pages used : 7
lola: LAUNCH task # 11 (type EXCL) for 10 TwoPhaseLocking-PT-nC02000vN-LTLFireability-15
lola: time limit : 1200 sec
lola: memory limit: 32 pages
lola: FINISHED task # 11 (type EXCL) for TwoPhaseLocking-PT-nC02000vN-LTLFireability-15
lola: result : false
lola: markings : 4031
lola: fired transitions : 4046
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 3 (type EXCL) for 0 TwoPhaseLocking-PT-nC02000vN-LTLFireability-00
lola: time limit : 1800 sec
lola: memory limit: 32 pages
lola: FINISHED task # 3 (type EXCL) for TwoPhaseLocking-PT-nC02000vN-LTLFireability-00
lola: result : true
lola: markings : 1002001
lola: fired transitions : 1501500
lola: time used : 1.000000
lola: memory pages used : 7
lola: LAUNCH task # 13 (type EXCL) for 7 TwoPhaseLocking-PT-nC02000vN-LTLFireability-03
lola: time limit : 3599 sec
lola: memory limit: 32 pages
lola: FINISHED task # 13 (type EXCL) for TwoPhaseLocking-PT-nC02000vN-LTLFireability-03
lola: result : false
lola: markings : 1504501
lola: fired transitions : 2504499
lola: time used : 1.000000
lola: memory pages used : 6
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
TwoPhaseLocking-PT-nC02000vN-LTLFireability-00: CONJ true CONJ
TwoPhaseLocking-PT-nC02000vN-LTLFireability-03: F true state space / EG
TwoPhaseLocking-PT-nC02000vN-LTLFireability-15: LTL false LTL model checker


Time elapsed: 2 secs. Pages in use: 7

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-nC02000vN"
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-nC02000vN, 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-167912703700908"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TwoPhaseLocking-PT-nC02000vN.tgz
mv TwoPhaseLocking-PT-nC02000vN 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 ;