Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r489-tall-167912707200772.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is TwoPhaseLocking-PT-nC00004vD, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r489-tall-167912707200772
=====================================================================

--------------------
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 1679319160989

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=TwoPhaseLocking-PT-nC00004vD
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-20 13:32:42] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-20 13:32:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-20 13:32:42] [INFO ] Load time of PNML (sax parser for PT used): 18 ms
[2023-03-20 13:32:42] [INFO ] Transformed 8 places.
[2023-03-20 13:32:42] [INFO ] Transformed 6 transitions.
[2023-03-20 13:32:42] [INFO ] Parsed PT model containing 8 places and 6 transitions and 18 arcs in 79 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 8 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 11 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 13:32:42] [INFO ] Computed 3 place invariants in 6 ms
[2023-03-20 13:32:43] [INFO ] Implicit Places using invariants in 95 ms returned []
[2023-03-20 13:32:43] [INFO ] Invariant cache hit.
[2023-03-20 13:32:43] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 156 ms to find 0 implicit places.
[2023-03-20 13:32:43] [INFO ] Invariant cache hit.
[2023-03-20 13:32:43] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 194 ms. Remains : 8/8 places, 6/6 transitions.
Support contains 8 out of 8 places after structural reductions.
[2023-03-20 13:32:43] [INFO ] Flatten gal took : 13 ms
[2023-03-20 13:32:43] [INFO ] Flatten gal took : 3 ms
[2023-03-20 13:32:43] [INFO ] Input system was already deterministic with 6 transitions.
Incomplete random walk after 10000 steps, including 337 resets, run finished after 57 ms. (steps per millisecond=175 ) properties (out of 12) seen :11
Incomplete Best-First random walk after 10000 steps, including 174 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-20 13:32:43] [INFO ] Invariant cache hit.
[2023-03-20 13:32:43] [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 0 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2023-03-20 13:32:43] [INFO ] Invariant cache hit.
[2023-03-20 13:32:43] [INFO ] Implicit Places using invariants in 31 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 1 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 241 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 28546 reset in 189 ms.
Product exploration explored 100000 steps with 28534 reset in 104 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 96 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 110 ms :[(NOT p0), (NOT p0), (NOT p0)]
Finished random walk after 4 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=2 )
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 242 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 105 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 102 ms :[(NOT p0), (NOT p0), (NOT p0)]
// Phase 1: matrix 6 rows 7 cols
[2023-03-20 13:32:44] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-20 13:32:45] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-20 13:32:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 13:32:45] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-03-20 13:32:45] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 13:32:45] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-20 13:32:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 13:32:45] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2023-03-20 13:32:45] [INFO ] Computed and/alt/rep : 5/5/5 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-20 13:32:45] [INFO ] Added : 2 causal constraints over 1 iterations in 16 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 13:32:45] [INFO ] Invariant cache hit.
[2023-03-20 13:32:45] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-20 13:32:45] [INFO ] Invariant cache hit.
[2023-03-20 13:32:45] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
[2023-03-20 13:32:45] [INFO ] Invariant cache hit.
[2023-03-20 13:32:45] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 90 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 95 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 135 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 119 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 128 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2023-03-20 13:32:45] [INFO ] Invariant cache hit.
[2023-03-20 13:32:45] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-20 13:32:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 13:32:45] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2023-03-20 13:32:45] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 13:32:45] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2023-03-20 13:32:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 13:32:45] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-03-20 13:32:45] [INFO ] Computed and/alt/rep : 5/5/5 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-20 13:32:45] [INFO ] Added : 2 causal constraints over 1 iterations in 6 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 120 ms :[(NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 28573 reset in 53 ms.
Product exploration explored 100000 steps with 28564 reset in 53 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 148 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 13:32:46] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 6 rows 7 cols
[2023-03-20 13:32:46] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-20 13:32:46] [INFO ] Dead Transitions using invariants and state equation in 26 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 45 ms. Remains : 7/7 places, 6/6 transitions.
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.
// Phase 1: matrix 6 rows 7 cols
[2023-03-20 13:32:46] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-20 13:32:46] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-03-20 13:32:46] [INFO ] Invariant cache hit.
[2023-03-20 13:32:46] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2023-03-20 13:32:46] [INFO ] Invariant cache hit.
[2023-03-20 13:32:46] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 72 ms. Remains : 7/7 places, 6/6 transitions.
Treatment of property TwoPhaseLocking-PT-nC00004vD-LTLFireability-00 finished in 2849 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 13:32:46] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-20 13:32:46] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-03-20 13:32:46] [INFO ] Invariant cache hit.
[2023-03-20 13:32:46] [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.
[2023-03-20 13:32:46] [INFO ] Invariant cache hit.
[2023-03-20 13:32:46] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 81 ms. Remains : 8/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 406 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 512 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 4 ms. Remains 6 /8 variables (removed 2) and now considering 4/6 (removed 2) transitions.
// Phase 1: matrix 4 rows 6 cols
[2023-03-20 13:32:47] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-20 13:32:47] [INFO ] Implicit Places using invariants in 21 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 22 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 28 ms. Remains : 5/8 places, 4/6 transitions.
Stuttering acceptance computed with spot in 80 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 13983 reset in 120 ms.
Stack based approach found an accepted trace after 306 steps with 46 reset with depth 15 and stack size 13 in 1 ms.
FORMULA TwoPhaseLocking-PT-nC00004vD-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property TwoPhaseLocking-PT-nC00004vD-LTLFireability-03 finished in 242 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 2 ms. Remains 6 /8 variables (removed 2) and now considering 4/6 (removed 2) transitions.
// Phase 1: matrix 4 rows 6 cols
[2023-03-20 13:32:47] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-20 13:32:47] [INFO ] Implicit Places using invariants in 26 ms returned [4]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 27 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 30 ms. Remains : 5/8 places, 4/6 transitions.
Stuttering acceptance computed with spot in 112 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 0 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 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 13:32:47] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-20 13:32:47] [INFO ] Implicit Places using invariants in 29 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 30 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 30 ms. Remains : 7/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 182 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 171 steps with 19 reset in 2 ms.
FORMULA TwoPhaseLocking-PT-nC00004vD-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC00004vD-LTLFireability-05 finished in 240 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 13:32:47] [INFO ] Invariant cache hit.
[2023-03-20 13:32:47] [INFO ] Implicit Places using invariants in 24 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 25 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 25 ms. Remains : 7/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 153 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 66 ms.
Product exploration explored 100000 steps with 50000 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 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 304 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 636 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 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 13:32:48] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-20 13:32:48] [INFO ] Implicit Places using invariants in 24 ms returned [4]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 26 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 30 ms. Remains : 5/8 places, 4/6 transitions.
Stuttering acceptance computed with spot in 41 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 84 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 5 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 13:32:48] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-20 13:32:48] [INFO ] Implicit Places using invariants in 24 ms returned [5]
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 : 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 32 ms. Remains : 7/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 78 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 2912 reset in 57 ms.
Product exploration explored 100000 steps with 2840 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 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 205 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 87 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Incomplete random walk after 10001 steps, including 315 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 6 rows 7 cols
[2023-03-20 13:32:49] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-20 13:32:49] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2023-03-20 13:32:49] [INFO ] After 29ms 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 196 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 848 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 13:32:49] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-20 13:32:49] [INFO ] Implicit Places using invariants in 32 ms returned []
[2023-03-20 13:32:49] [INFO ] Invariant cache hit.
[2023-03-20 13:32:49] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
[2023-03-20 13:32:49] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 13:32:49] [INFO ] Invariant cache hit.
[2023-03-20 13:32:49] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/8 places, 5/6 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 96 ms. Remains : 7/8 places, 5/6 transitions.
Stuttering acceptance computed with spot in 84 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 8862 reset in 66 ms.
Product exploration explored 100000 steps with 8838 reset in 72 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 324 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 83 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Finished random walk after 9 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=4 )
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 227 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 73 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 72 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 13:32:50] [INFO ] Invariant cache hit.
[2023-03-20 13:32:50] [INFO ] Implicit Places using invariants in 40 ms returned []
[2023-03-20 13:32:50] [INFO ] Invariant cache hit.
[2023-03-20 13:32:50] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
[2023-03-20 13:32:50] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 13:32:50] [INFO ] Invariant cache hit.
[2023-03-20 13:32:50] [INFO ] Dead Transitions using invariants and state equation in 21 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 : [(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 211 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 73 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Finished random walk after 29 steps, including 2 resets, run visited all 2 properties in 1 ms. (steps per millisecond=29 )
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 274 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 69 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 78 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 87 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1)]
Product exploration explored 100000 steps with 8849 reset in 75 ms.
Product exploration explored 100000 steps with 8859 reset in 65 ms.
Support contains 3 out of 7 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 7/7 places, 5/5 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 5/5 (removed 0) transitions.
[2023-03-20 13:32:51] [INFO ] Invariant cache hit.
[2023-03-20 13:32:51] [INFO ] Implicit Places using invariants in 26 ms returned []
[2023-03-20 13:32:51] [INFO ] Invariant cache hit.
[2023-03-20 13:32:51] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
[2023-03-20 13:32:51] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 13:32:51] [INFO ] Invariant cache hit.
[2023-03-20 13:32:51] [INFO ] Dead Transitions using invariants and state equation in 26 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-nC00004vD-LTLFireability-09 finished in 2320 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 13:32:51] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-20 13:32:51] [INFO ] Implicit Places using invariants in 26 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 27 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 1 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 28 ms. Remains : 7/8 places, 6/6 transitions.
Stuttering acceptance computed with spot in 89 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 3 steps with 0 reset in 1 ms.
FORMULA TwoPhaseLocking-PT-nC00004vD-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property TwoPhaseLocking-PT-nC00004vD-LTLFireability-11 finished in 131 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 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 13:32:51] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-20 13:32:51] [INFO ] Implicit Places using invariants in 23 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 35 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 51 ms.
Product exploration explored 100000 steps with 50000 reset in 46 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 108 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 296 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Found a Shortening insensitive property : TwoPhaseLocking-PT-nC00004vD-LTLFireability-00
Stuttering acceptance computed with spot in 119 ms :[(NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 8 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 5
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 7 transition count 5
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 6 transition count 4
Applied a total of 4 rules in 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 13:32:52] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-20 13:32:52] [INFO ] Implicit Places using invariants in 30 ms returned [4]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 31 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 5/8 places, 4/6 transitions.
Applied a total of 0 rules in 2 ms. Remains 5 /5 variables (removed 0) and now considering 4/4 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 37 ms. Remains : 5/8 places, 4/6 transitions.
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 s4 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak, cl-invariant], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 28560 reset in 44 ms.
Product exploration explored 100000 steps with 28587 reset in 44 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 86 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 113 ms :[(NOT p0), (NOT p0), (NOT p0)]
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 100 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 117 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 138 ms :[(NOT p0), (NOT p0), (NOT p0)]
// Phase 1: matrix 4 rows 5 cols
[2023-03-20 13:32:52] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-20 13:32:52] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-20 13:32:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 13:32:52] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-03-20 13:32:52] [INFO ] Computed and/alt/rep : 3/3/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-20 13:32:52] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5/5 places, 4/4 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 4/4 (removed 0) transitions.
[2023-03-20 13:32:52] [INFO ] Invariant cache hit.
[2023-03-20 13:32:53] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-03-20 13:32:53] [INFO ] Invariant cache hit.
[2023-03-20 13:32:53] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
[2023-03-20 13:32:53] [INFO ] Invariant cache hit.
[2023-03-20 13:32:53] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 90 ms. Remains : 5/5 places, 4/4 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 81 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 102 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 103 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 136 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 142 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2023-03-20 13:32:53] [INFO ] Invariant cache hit.
[2023-03-20 13:32:53] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-20 13:32:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 13:32:53] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-03-20 13:32:53] [INFO ] Computed and/alt/rep : 3/3/3 causal constraints (skipped 0 transitions) in 0 ms.
[2023-03-20 13:32:53] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 126 ms :[(NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 28597 reset in 40 ms.
Product exploration explored 100000 steps with 28567 reset in 49 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 108 ms :[(NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 5/5 places, 4/4 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 4/4 (removed 0) transitions.
[2023-03-20 13:32:54] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-20 13:32:54] [INFO ] Invariant cache hit.
[2023-03-20 13:32:54] [INFO ] Dead Transitions using invariants and state equation in 21 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 27 ms. Remains : 5/5 places, 4/4 transitions.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 5/5 places, 4/4 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 4/4 (removed 0) transitions.
[2023-03-20 13:32:54] [INFO ] Invariant cache hit.
[2023-03-20 13:32:54] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-20 13:32:54] [INFO ] Invariant cache hit.
[2023-03-20 13:32:54] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
[2023-03-20 13:32:54] [INFO ] Invariant cache hit.
[2023-03-20 13:32:54] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 76 ms. Remains : 5/5 places, 4/4 transitions.
Treatment of property TwoPhaseLocking-PT-nC00004vD-LTLFireability-00 finished in 2230 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)))))'
[2023-03-20 13:32:54] [INFO ] Flatten gal took : 3 ms
[2023-03-20 13:32:54] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2023-03-20 13:32:54] [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 11806 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1301/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1301/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : TwoPhaseLocking-PT-nC00004vD-LTLFireability-00
Could not compute solution for formula : TwoPhaseLocking-PT-nC00004vD-LTLFireability-09

BK_STOP 1679319175338

--------------------
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:
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ perl -pe 's/.*\.//g'
++ sed s/.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
mcc2023
ltl formula name TwoPhaseLocking-PT-nC00004vD-LTLFireability-00
ltl formula formula --ltl=/tmp/1301/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 8 places, 6 transitions and 18 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.000 real 0.000 user 0.000 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1301/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1301/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1301/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1301/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
free(): double free detected in tcache 2
ltl formula name TwoPhaseLocking-PT-nC00004vD-LTLFireability-09
ltl formula formula --ltl=/tmp/1301/ltl_1_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 8 places, 6 transitions and 18 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1301/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1301/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1301/ltl_1_
pnml2lts-mc( 0/ 4): Loading Petri net took 0.000 real 0.000 user 0.000 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1301/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
0: pnml2lts-mc(+0xa23f4) [0x5588a0b1e3f4]
1: pnml2lts-mc(+0xa2496) [0x5588a0b1e496]
2: /lib/x86_64-linux-gnu/libpthread.so.0(+0x13140) [0x7f048d1b4140]
3: pnml2lts-mc(+0x405b30) [0x5588a0e81b30]
4: pnml2lts-mc(+0x16b3f9) [0x5588a0be73f9]
5: pnml2lts-mc(+0x164ac4) [0x5588a0be0ac4]
6: pnml2lts-mc(+0x272e0a) [0x5588a0ceee0a]
7: pnml2lts-mc(+0xb61f0) [0x5588a0b321f0]
8: /lib/x86_64-linux-gnu/libc.so.6(+0x3b4d7) [0x7f048d0074d7]
9: /lib/x86_64-linux-gnu/libc.so.6(+0x3b67a) [0x7f048d00767a]
10: pnml2lts-mc(+0xa1581) [0x5588a0b1d581]
11: pnml2lts-mc(+0xa1910) [0x5588a0b1d910]
12: pnml2lts-mc(+0xa32a2) [0x5588a0b1f2a2]
13: pnml2lts-mc(+0xa50f4) [0x5588a0b210f4]
14: pnml2lts-mc(+0x3f34b3) [0x5588a0e6f4b3]
15: pnml2lts-mc(+0x7c63d) [0x5588a0af863d]
16: pnml2lts-mc(+0x67d86) [0x5588a0ae3d86]
17: pnml2lts-mc(+0x60a8a) [0x5588a0adca8a]
18: pnml2lts-mc(+0x5eb15) [0x5588a0adab15]
19: /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xea) [0x7f048cfefd0a]
20: pnml2lts-mc(+0x6075e) [0x5588a0adc75e]

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="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is TwoPhaseLocking-PT-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 r489-tall-167912707200772"
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 ;