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.r485-tall-167912699800772.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 itstools
Input is TwoPhaseLocking-PT-nC00004vD, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r485-tall-167912699800772
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 404K
-rw-r--r-- 1 mcc users 8.5K Feb 25 17:52 CTLCardinality.txt
-rw-r--r-- 1 mcc users 91K Feb 25 17:52 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.6K Feb 25 17:52 CTLFireability.txt
-rw-r--r-- 1 mcc users 36K Feb 25 17:52 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 17:22 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 17:22 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 17:22 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 17:22 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 25 17:52 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 123K Feb 25 17:52 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Feb 25 17:52 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 32K Feb 25 17:52 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 17:22 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 17:22 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 10 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 4.6K Mar 5 18:23 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME TwoPhaseLocking-PT-nC00004vD-LTLFireability-00
FORMULA_NAME TwoPhaseLocking-PT-nC00004vD-LTLFireability-01
FORMULA_NAME TwoPhaseLocking-PT-nC00004vD-LTLFireability-02
FORMULA_NAME TwoPhaseLocking-PT-nC00004vD-LTLFireability-03
FORMULA_NAME TwoPhaseLocking-PT-nC00004vD-LTLFireability-04
FORMULA_NAME TwoPhaseLocking-PT-nC00004vD-LTLFireability-05
FORMULA_NAME TwoPhaseLocking-PT-nC00004vD-LTLFireability-06
FORMULA_NAME TwoPhaseLocking-PT-nC00004vD-LTLFireability-07
FORMULA_NAME TwoPhaseLocking-PT-nC00004vD-LTLFireability-08
FORMULA_NAME TwoPhaseLocking-PT-nC00004vD-LTLFireability-09
FORMULA_NAME TwoPhaseLocking-PT-nC00004vD-LTLFireability-10
FORMULA_NAME TwoPhaseLocking-PT-nC00004vD-LTLFireability-11
FORMULA_NAME TwoPhaseLocking-PT-nC00004vD-LTLFireability-12
FORMULA_NAME TwoPhaseLocking-PT-nC00004vD-LTLFireability-13
FORMULA_NAME TwoPhaseLocking-PT-nC00004vD-LTLFireability-14
FORMULA_NAME TwoPhaseLocking-PT-nC00004vD-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679285410843

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=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=TwoPhaseLocking-PT-nC00004vD
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202303021504
[2023-03-20 04:10:12] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2023-03-20 04:10:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-20 04:10:12] [INFO ] Load time of PNML (sax parser for PT used): 16 ms
[2023-03-20 04:10:12] [INFO ] Transformed 8 places.
[2023-03-20 04:10:12] [INFO ] Transformed 6 transitions.
[2023-03-20 04:10:12] [INFO ] Parsed PT model containing 8 places and 6 transitions and 18 arcs in 73 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 3 formulas.
FORMULA TwoPhaseLocking-PT-nC00004vD-LTLFireability-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TwoPhaseLocking-PT-nC00004vD-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TwoPhaseLocking-PT-nC00004vD-LTLFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 8 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 7 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2023-03-20 04:10:12] [INFO ] Computed 3 place invariants in 5 ms
[2023-03-20 04:10:12] [INFO ] Implicit Places using invariants in 99 ms returned []
[2023-03-20 04:10:12] [INFO ] Invariant cache hit.
[2023-03-20 04:10:12] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 163 ms to find 0 implicit places.
[2023-03-20 04:10:12] [INFO ] Invariant cache hit.
[2023-03-20 04:10:12] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 202 ms. Remains : 8/8 places, 6/6 transitions.
Support contains 8 out of 8 places after structural reductions.
[2023-03-20 04:10:13] [INFO ] Flatten gal took : 13 ms
[2023-03-20 04:10:13] [INFO ] Flatten gal took : 2 ms
[2023-03-20 04:10:13] [INFO ] Input system was already deterministic with 6 transitions.
Incomplete random walk after 10001 steps, including 328 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 12) seen :11
Incomplete Best-First random walk after 10000 steps, including 176 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-20 04:10:13] [INFO ] Invariant cache hit.
[2023-03-20 04:10:13] [INFO ] After 28ms 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.
FORMULA TwoPhaseLocking-PT-nC00004vD-LTLFireability-14 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 12 simplifications.
FORMULA TwoPhaseLocking-PT-nC00004vD-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
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' '!(X(X(F(p0))))'
Support contains 1 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-20 04:10:14] [INFO ] Invariant cache hit.
[2023-03-20 04:10:14] [INFO ] Implicit Places using invariants in 32 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 34 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/8 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 7 /7 variables (removed 0) and now considering 6/6 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 35 ms. Remains : 7/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 191 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC00004vD-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=2, aps=[p0:(GEQ s5 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 28527 reset in 177 ms.
Product exploration explored 100000 steps with 28601 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)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 797 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 110 ms :[(NOT p0), (NOT p0), (NOT p0)]
Finished random walk after 4 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=4 )
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 215 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 108 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 114 ms :[(NOT p0), (NOT p0), (NOT p0)]
// Phase 1: matrix 6 rows 7 cols
[2023-03-20 04:10:16] [INFO ] Computed 2 place invariants in 0 ms
[2023-03-20 04:10:16] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-20 04:10:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 04:10:16] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-20 04:10:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 04:10:16] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2023-03-20 04:10:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 04:10:16] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2023-03-20 04:10:16] [INFO ] Computed and/alt/rep : 5/5/5 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-20 04:10:16] [INFO ] Added : 2 causal constraints over 1 iterations in 9 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 7 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 7/7 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-20 04:10:16] [INFO ] Invariant cache hit.
[2023-03-20 04:10:16] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-03-20 04:10:16] [INFO ] Invariant cache hit.
[2023-03-20 04:10:16] [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.
[2023-03-20 04:10:16] [INFO ] Invariant cache hit.
[2023-03-20 04:10:16] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60 ms. Remains : 7/7 places, 6/6 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 82 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 104 ms :[(NOT p0), (NOT p0), (NOT p0)]
Finished random walk after 4 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=4 )
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 90 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 125 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 166 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2023-03-20 04:10:16] [INFO ] Invariant cache hit.
[2023-03-20 04:10:16] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2023-03-20 04:10:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 04:10:16] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2023-03-20 04:10:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 04:10:16] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-20 04:10:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 04:10:16] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2023-03-20 04:10:16] [INFO ] Computed and/alt/rep : 5/5/5 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-20 04:10:16] [INFO ] Added : 2 causal constraints over 1 iterations in 10 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 112 ms :[(NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 28537 reset in 59 ms.
Product exploration explored 100000 steps with 28563 reset in 82 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 117 ms :[(NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 7 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 7/7 places, 6/6 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 7 transition count 6
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 2 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 2 place count 7 transition count 6
Deduced a syphon composed of 2 places in 0 ms
Applied a total of 2 rules in 10 ms. Remains 7 /7 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-20 04:10:17] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 6 rows 7 cols
[2023-03-20 04:10:17] [INFO ] Computed 2 place invariants in 0 ms
[2023-03-20 04:10:17] [INFO ] Dead Transitions using invariants and state equation in 21 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/7 places, 6/6 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 43 ms. Remains : 7/7 places, 6/6 transitions.
Built C files in :
/tmp/ltsmin4815652647767737044
[2023-03-20 04:10:17] [INFO ] Built C files in 2ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4815652647767737044
Running compilation step : cd /tmp/ltsmin4815652647767737044;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 150 ms.
Running link step : cd /tmp/ltsmin4815652647767737044;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 42 ms.
Running LTSmin : cd /tmp/ltsmin4815652647767737044;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased11429878506289642106.hoa' '--buchi-type=spotba'
LTSmin run took 318 ms.
FORMULA TwoPhaseLocking-PT-nC00004vD-LTLFireability-00 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property TwoPhaseLocking-PT-nC00004vD-LTLFireability-00 finished in 3826 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X((X(G(p1)) U (p2||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
[2023-03-20 04:10:17] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-20 04:10:17] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-03-20 04:10:17] [INFO ] Invariant cache hit.
[2023-03-20 04:10:17] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
[2023-03-20 04:10:17] [INFO ] Invariant cache hit.
[2023-03-20 04:10:18] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 75 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 340 ms :[(AND (NOT p0) (NOT p2)), (NOT p2), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), true, (NOT p1), (NOT p0), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : TwoPhaseLocking-PT-nC00004vD-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=p0, acceptance={} source=0 dest: 2}], [{ cond=(NOT p2), acceptance={0} source=1 dest: 1}, { cond=(NOT p2), acceptance={0} source=1 dest: 3}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={} source=2 dest: 1}, { cond=(AND p0 (NOT p2)), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=2 dest: 3}, { cond=(AND p0 (NOT p2)), acceptance={} source=2 dest: 4}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=3 dest: 5}, { cond=(AND (NOT p2) p1), acceptance={} source=3 dest: 6}], [{ cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=4 dest: 5}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={} source=4 dest: 6}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={} source=4 dest: 7}, { cond=(AND p0 (NOT p2) p1), acceptance={} source=4 dest: 8}], [{ cond=true, acceptance={0} source=5 dest: 5}], [{ cond=(NOT p1), acceptance={} source=6 dest: 5}, { cond=p1, acceptance={} source=6 dest: 6}], [{ cond=(NOT p0), acceptance={} source=7 dest: 5}, { cond=p0, acceptance={} source=7 dest: 7}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=8 dest: 5}, { cond=(AND (NOT p0) p1), acceptance={} source=8 dest: 6}, { cond=(AND p0 (NOT p1)), acceptance={} source=8 dest: 7}, { cond=(AND p0 p1), acceptance={} source=8 dest: 8}]], initial=0, aps=[p0:(GEQ s7 1), p2:(AND (GEQ s3 1) (GEQ s4 1)), p1:(AND (GEQ s3 1) (GEQ s5 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, null, null][false, false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 1 ms.
FORMULA TwoPhaseLocking-PT-nC00004vD-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC00004vD-LTLFireability-01 finished in 435 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 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 5 ms. Remains 6 /8 variables (removed 2) and now considering 4/6 (removed 2) transitions.
// Phase 1: matrix 4 rows 6 cols
[2023-03-20 04:10:18] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-20 04:10:18] [INFO ] Implicit Places using invariants in 26 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 28 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 5/8 places, 4/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 4/4 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 34 ms. Remains : 5/8 places, 4/6 transitions.
Stuttering acceptance computed with spot in 82 ms :[p0, p0]
Running random walk in product with property : TwoPhaseLocking-PT-nC00004vD-LTLFireability-03 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:(AND (GEQ s3 1) (GEQ s4 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 13943 reset in 105 ms.
Stack based approach found an accepted trace after 104 steps with 12 reset with depth 12 and stack size 11 in 8 ms.
FORMULA TwoPhaseLocking-PT-nC00004vD-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property TwoPhaseLocking-PT-nC00004vD-LTLFireability-03 finished in 246 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&&F(G(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 1 ms. Remains 6 /8 variables (removed 2) and now considering 4/6 (removed 2) transitions.
// Phase 1: matrix 4 rows 6 cols
[2023-03-20 04:10:18] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-20 04:10:18] [INFO ] Implicit Places using invariants in 24 ms returned [4]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 25 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 5/8 places, 4/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 4/4 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 27 ms. Remains : 5/8 places, 4/6 transitions.
Stuttering acceptance computed with spot in 106 ms :[true, p0, (NOT p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC00004vD-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=p0, acceptance={0} source=1 dest: 1}], [{ cond=p0, acceptance={} source=2 dest: 2}, { cond=(NOT p0), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(GEQ s4 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 8 steps with 0 reset in 1 ms.
FORMULA TwoPhaseLocking-PT-nC00004vD-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC00004vD-LTLFireability-04 finished in 157 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||F(p1)||(X(p3)&&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 1 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2023-03-20 04:10:18] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-20 04:10:18] [INFO ] Implicit Places using invariants in 19 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 21 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/8 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 7 /7 variables (removed 0) and now considering 6/6 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 22 ms. Remains : 7/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 205 ms :[(OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1) (NOT p3))), (OR (AND (NOT p0) (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1) (NOT p3))), (NOT p1), (OR (AND p0 (NOT p1) (NOT p3)) (AND (NOT p1) p2 (NOT p3)))]
Running random walk in product with property : TwoPhaseLocking-PT-nC00004vD-LTLFireability-05 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=(AND (NOT p0) (NOT p1) p2), acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}], [{ cond=(OR (AND p0 (NOT p1) (NOT p3)) (AND (NOT p1) p2 (NOT p3))), acceptance={} source=3 dest: 2}]], initial=0, aps=[p0:(AND (GEQ s3 1) (GEQ s4 1)), p1:(OR (AND (GEQ s3 1) (GEQ s4 1)) (AND (GEQ s0 1) (GEQ s1 1)) (AND (GEQ s0 1) (GEQ s1 1))), p2:(AND (GEQ s0 1) (GEQ s1 1)...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Stuttering criterion allowed to conclude after 8 steps with 0 reset in 1 ms.
FORMULA TwoPhaseLocking-PT-nC00004vD-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC00004vD-LTLFireability-05 finished in 250 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0||X((!p1||G(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 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-20 04:10:19] [INFO ] Invariant cache hit.
[2023-03-20 04:10:19] [INFO ] Implicit Places using invariants in 28 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 29 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/8 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 7 /7 variables (removed 0) and now considering 6/6 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 29 ms. Remains : 7/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 125 ms :[(NOT p3), (AND (NOT p2) p1), true, (NOT p2)]
Running random walk in product with property : TwoPhaseLocking-PT-nC00004vD-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=(NOT p3), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p3) (NOT p0)), acceptance={0} source=0 dest: 1}], [{ cond=(AND p1 (NOT p2)), acceptance={} source=1 dest: 2}, { cond=(AND p1 p2), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p2), acceptance={} source=3 dest: 2}, { cond=p2, acceptance={} source=3 dest: 3}]], initial=0, aps=[p3:(AND (GEQ s0 1) (GEQ s1 1)), p0:(GEQ s5 1), p1:(GEQ s6 1), p2:(AND (OR (AND (GEQ s0 1) (GEQ s1 1)) (GEQ s5 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][false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 75 ms.
Product exploration explored 100000 steps with 50000 reset in 61 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 p3) (NOT p0) (NOT p1) (NOT p2)), (X p3), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND (NOT p3) (NOT p0)))), (X (NOT (AND p1 p2))), true, (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p3) (NOT p0))))), (X (X (NOT (AND p1 p2))))]
False Knowledge obtained : [(X (X (NOT p3))), (X (X p3))]
Property proved to be true thanks to knowledge :(X (NOT (AND p1 p2)))
Knowledge based reduction with 10 factoid took 715 ms. Reduced automaton from 4 states, 7 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA TwoPhaseLocking-PT-nC00004vD-LTLFireability-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property TwoPhaseLocking-PT-nC00004vD-LTLFireability-06 finished in 1021 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 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 5 ms. Remains 6 /8 variables (removed 2) and now considering 4/6 (removed 2) transitions.
// Phase 1: matrix 4 rows 6 cols
[2023-03-20 04:10:20] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-20 04:10:20] [INFO ] Implicit Places using invariants in 26 ms returned [4]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 28 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 5/8 places, 4/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 4/4 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 34 ms. Remains : 5/8 places, 4/6 transitions.
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC00004vD-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(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]]
Stuttering criterion allowed to conclude after 8 steps with 0 reset in 0 ms.
FORMULA TwoPhaseLocking-PT-nC00004vD-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC00004vD-LTLFireability-07 finished in 91 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(!p1)||p0))))'
Support contains 5 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 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2023-03-20 04:10:20] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-20 04:10:20] [INFO ] Implicit Places using invariants in 22 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 24 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/8 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 6/6 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 25 ms. Remains : 7/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 68 ms :[(AND p1 (NOT p0)), (AND p1 (NOT p0))]
Running random walk in product with property : TwoPhaseLocking-PT-nC00004vD-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=1 dest: 1}, { cond=(AND p1 (NOT p0)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(AND (GEQ s0 1) (GEQ s1 1)), p0:(OR (LT s3 1) (LT s4 1) (LT s6 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 2925 reset in 86 ms.
Product exploration explored 100000 steps with 2921 reset in 67 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 212 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 79 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Incomplete random walk after 10000 steps, including 328 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 6 rows 7 cols
[2023-03-20 04:10:20] [INFO ] Computed 2 place invariants in 0 ms
[2023-03-20 04:10:20] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-20 04:10:20] [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 p1) p0), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (G (NOT (AND (NOT p0) p1)))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1)))]
Property proved to be true thanks to knowledge :(G (NOT (AND (NOT p0) p1)))
Knowledge based reduction with 6 factoid took 190 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA TwoPhaseLocking-PT-nC00004vD-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property TwoPhaseLocking-PT-nC00004vD-LTLFireability-08 finished in 809 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||G(!p1)))))'
Support contains 3 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 8 transition count 5
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 7 transition count 5
Applied a total of 2 rules in 1 ms. Remains 7 /8 variables (removed 1) and now considering 5/6 (removed 1) transitions.
// Phase 1: matrix 5 rows 7 cols
[2023-03-20 04:10:20] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-20 04:10:20] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-20 04:10:20] [INFO ] Invariant cache hit.
[2023-03-20 04:10:21] [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.
[2023-03-20 04:10:21] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 04:10:21] [INFO ] Invariant cache hit.
[2023-03-20 04:10:21] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/8 places, 5/6 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 87 ms. Remains : 7/8 places, 5/6 transitions.
Stuttering acceptance computed with spot in 60 ms :[(AND p1 (NOT p0)), (AND p1 (NOT p0))]
Running random walk in product with property : TwoPhaseLocking-PT-nC00004vD-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=1 dest: 1}, { cond=(AND p1 (NOT p0)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(GEQ s6 1), p0:(AND (GEQ s3 1) (GEQ s5 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 8886 reset in 66 ms.
Product exploration explored 100000 steps with 8888 reset in 71 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 (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 (NOT p0)))))]
False Knowledge obtained : [(X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
Knowledge based reduction with 4 factoid took 185 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 59 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Finished random walk after 39 steps, including 3 resets, run visited all 2 properties in 2 ms. (steps per millisecond=19 )
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 (NOT p0)))))]
False Knowledge obtained : [(X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (F (AND (NOT p0) p1)), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 4 factoid took 193 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 62 ms :[(AND (NOT p0) p1), (AND (NOT p0) 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 1 ms. Remains 7 /7 variables (removed 0) and now considering 5/5 (removed 0) transitions.
[2023-03-20 04:10:21] [INFO ] Invariant cache hit.
[2023-03-20 04:10:21] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-20 04:10:21] [INFO ] Invariant cache hit.
[2023-03-20 04:10:21] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
[2023-03-20 04:10:21] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 04:10:21] [INFO ] Invariant cache hit.
[2023-03-20 04:10:21] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 77 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 (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
Knowledge based reduction with 4 factoid took 189 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 66 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Finished random walk after 9 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=9 )
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (F (AND (NOT p0) p1)), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 4 factoid took 200 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 63 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 59 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 71 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Product exploration explored 100000 steps with 8915 reset in 54 ms.
Product exploration explored 100000 steps with 8867 reset in 67 ms.
Built C files in :
/tmp/ltsmin6122436274052736866
[2023-03-20 04:10:22] [INFO ] Computing symmetric may disable matrix : 5 transitions.
[2023-03-20 04:10:22] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-20 04:10:22] [INFO ] Computing symmetric may enable matrix : 5 transitions.
[2023-03-20 04:10:22] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-20 04:10:22] [INFO ] Computing Do-Not-Accords matrix : 5 transitions.
[2023-03-20 04:10:22] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-20 04:10:22] [INFO ] Built C files in 2ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6122436274052736866
Running compilation step : cd /tmp/ltsmin6122436274052736866;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 86 ms.
Running link step : cd /tmp/ltsmin6122436274052736866;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 36 ms.
Running LTSmin : cd /tmp/ltsmin6122436274052736866;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased8308574329892037592.hoa' '--buchi-type=spotba'
LTSmin run took 46 ms.
FORMULA TwoPhaseLocking-PT-nC00004vD-LTLFireability-09 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property TwoPhaseLocking-PT-nC00004vD-LTLFireability-09 finished in 1966 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 1 out of 8 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2023-03-20 04:10:22] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-20 04:10:22] [INFO ] Implicit Places using invariants in 23 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 24 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/8 places, 6/6 transitions.
Applied a total of 0 rules in 0 ms. Remains 7 /7 variables (removed 0) and now considering 6/6 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 26 ms. Remains : 7/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 90 ms :[true, p0, p0]
Running random walk in product with property : TwoPhaseLocking-PT-nC00004vD-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=p0, acceptance={} source=2 dest: 0}, { cond=(NOT p0), acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(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 2 steps with 0 reset in 0 ms.
FORMULA TwoPhaseLocking-PT-nC00004vD-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC00004vD-LTLFireability-11 finished in 130 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 2 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 5
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 7 transition count 5
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 6 transition count 4
Applied a total of 4 rules in 3 ms. Remains 6 /8 variables (removed 2) and now considering 4/6 (removed 2) transitions.
// Phase 1: matrix 4 rows 6 cols
[2023-03-20 04:10:23] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-20 04:10:23] [INFO ] Implicit Places using invariants in 23 ms returned [4]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 25 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 5/8 places, 4/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 4/4 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 29 ms. Remains : 5/8 places, 4/6 transitions.
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Running random walk in product with property : TwoPhaseLocking-PT-nC00004vD-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s0 1) (GEQ s1 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Product exploration explored 100000 steps with 50000 reset in 48 ms.
Product exploration explored 100000 steps with 50000 reset in 55 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(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 97 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA TwoPhaseLocking-PT-nC00004vD-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property TwoPhaseLocking-PT-nC00004vD-LTLFireability-13 finished in 282 ms.
All properties solved by simple procedures.
Total runtime 11080 ms.

BK_STOP 1679285425049

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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-nC00004vD"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
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 itstools"
echo " Input is TwoPhaseLocking-PT-nC00004vD, 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 r485-tall-167912699800772"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TwoPhaseLocking-PT-nC00004vD.tgz
mv TwoPhaseLocking-PT-nC00004vD 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 ;