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.r329-tall-167889202500820.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 RingSingleMessageInMbox-PT-d0m080, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r329-tall-167889202500820
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 532K
-rw-r--r-- 1 mcc users 7.7K Feb 26 05:12 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K Feb 26 05:12 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K Feb 26 05:11 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K Feb 26 05:11 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:45 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:45 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 16:46 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:46 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 26 05:13 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 134K Feb 26 05:13 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.5K Feb 26 05:12 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 86K Feb 26 05:12 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Feb 25 16:46 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:46 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 64K 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 RingSingleMessageInMbox-PT-d0m080-LTLFireability-00
FORMULA_NAME RingSingleMessageInMbox-PT-d0m080-LTLFireability-01
FORMULA_NAME RingSingleMessageInMbox-PT-d0m080-LTLFireability-02
FORMULA_NAME RingSingleMessageInMbox-PT-d0m080-LTLFireability-03
FORMULA_NAME RingSingleMessageInMbox-PT-d0m080-LTLFireability-04
FORMULA_NAME RingSingleMessageInMbox-PT-d0m080-LTLFireability-05
FORMULA_NAME RingSingleMessageInMbox-PT-d0m080-LTLFireability-06
FORMULA_NAME RingSingleMessageInMbox-PT-d0m080-LTLFireability-07
FORMULA_NAME RingSingleMessageInMbox-PT-d0m080-LTLFireability-08
FORMULA_NAME RingSingleMessageInMbox-PT-d0m080-LTLFireability-09
FORMULA_NAME RingSingleMessageInMbox-PT-d0m080-LTLFireability-10
FORMULA_NAME RingSingleMessageInMbox-PT-d0m080-LTLFireability-11
FORMULA_NAME RingSingleMessageInMbox-PT-d0m080-LTLFireability-12
FORMULA_NAME RingSingleMessageInMbox-PT-d0m080-LTLFireability-13
FORMULA_NAME RingSingleMessageInMbox-PT-d0m080-LTLFireability-14
FORMULA_NAME RingSingleMessageInMbox-PT-d0m080-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679171508461

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=RingSingleMessageInMbox-PT-d0m080
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-18 20:31:50] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-18 20:31:50] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 20:31:50] [INFO ] Load time of PNML (sax parser for PT used): 47 ms
[2023-03-18 20:31:50] [INFO ] Transformed 385 places.
[2023-03-18 20:31:50] [INFO ] Transformed 59 transitions.
[2023-03-18 20:31:50] [INFO ] Parsed PT model containing 385 places and 59 transitions and 236 arcs in 112 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 5 formulas.
Deduced a syphon composed of 329 places in 1 ms
Reduce places removed 329 places and 0 transitions.
FORMULA RingSingleMessageInMbox-PT-d0m080-LTLFireability-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d0m080-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d0m080-LTLFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d0m080-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d0m080-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 25 out of 56 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 56/56 places, 59/59 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 54 transition count 59
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 53 transition count 58
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 53 transition count 58
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 5 place count 52 transition count 57
Iterating global reduction 1 with 1 rules applied. Total rules applied 6 place count 52 transition count 57
Applied a total of 6 rules in 23 ms. Remains 52 /56 variables (removed 4) and now considering 57/59 (removed 2) transitions.
// Phase 1: matrix 57 rows 52 cols
[2023-03-18 20:31:50] [INFO ] Computed 3 place invariants in 12 ms
[2023-03-18 20:31:50] [INFO ] Implicit Places using invariants in 165 ms returned []
[2023-03-18 20:31:50] [INFO ] Invariant cache hit.
[2023-03-18 20:31:50] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-18 20:31:50] [INFO ] Implicit Places using invariants and state equation in 84 ms returned []
Implicit Place search using SMT with State Equation took 274 ms to find 0 implicit places.
[2023-03-18 20:31:50] [INFO ] Invariant cache hit.
[2023-03-18 20:31:50] [INFO ] Dead Transitions using invariants and state equation in 48 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 52/56 places, 57/59 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 348 ms. Remains : 52/56 places, 57/59 transitions.
Support contains 25 out of 52 places after structural reductions.
[2023-03-18 20:31:50] [INFO ] Flatten gal took : 21 ms
[2023-03-18 20:31:51] [INFO ] Flatten gal took : 9 ms
[2023-03-18 20:31:51] [INFO ] Input system was already deterministic with 57 transitions.
Support contains 24 out of 52 places (down from 25) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 2134 resets, run finished after 490 ms. (steps per millisecond=20 ) properties (out of 22) seen :11
Incomplete Best-First random walk after 10001 steps, including 916 resets, run finished after 139 ms. (steps per millisecond=71 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 782 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 925 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 11) seen :1
Incomplete Best-First random walk after 10000 steps, including 489 resets, run finished after 83 ms. (steps per millisecond=120 ) properties (out of 10) seen :1
Incomplete Best-First random walk after 10001 steps, including 923 resets, run finished after 101 ms. (steps per millisecond=99 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10000 steps, including 505 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 491 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 449 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 934 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 9) seen :0
Running SMT prover for 9 properties.
[2023-03-18 20:31:52] [INFO ] Invariant cache hit.
[2023-03-18 20:31:52] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-18 20:31:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-18 20:31:52] [INFO ] After 133ms SMT Verify possible using all constraints in real domain returned unsat :4 sat :0 real:5
[2023-03-18 20:31:52] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-18 20:31:52] [INFO ] [Nat]Absence check using 2 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-18 20:31:52] [INFO ] After 43ms SMT Verify possible using state equation in natural domain returned unsat :5 sat :4
[2023-03-18 20:31:52] [INFO ] State equation strengthened by 26 read => feed constraints.
[2023-03-18 20:31:52] [INFO ] After 24ms SMT Verify possible using 26 Read/Feed constraints in natural domain returned unsat :5 sat :4
[2023-03-18 20:31:52] [INFO ] After 73ms SMT Verify possible using trap constraints in natural domain returned unsat :5 sat :4
Attempting to minimize the solution found.
Minimization took 30 ms.
[2023-03-18 20:31:52] [INFO ] After 197ms SMT Verify possible using all constraints in natural domain returned unsat :5 sat :4
Fused 9 Parikh solutions to 4 different solutions.
Parikh walk visited 0 properties in 7 ms.
Support contains 7 out of 52 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 52/52 places, 57/57 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 48 transition count 51
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 48 transition count 51
Applied a total of 8 rules in 9 ms. Remains 48 /52 variables (removed 4) and now considering 51/57 (removed 6) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 48/52 places, 51/57 transitions.
Incomplete random walk after 10000 steps, including 2152 resets, run finished after 159 ms. (steps per millisecond=62 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 943 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 956 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 470 resets, run finished after 59 ms. (steps per millisecond=169 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 500 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 4) seen :0
Finished probabilistic random walk after 415 steps, run visited all 4 properties in 17 ms. (steps per millisecond=24 )
Probabilistic random walk after 415 steps, saw 217 distinct states, run finished after 18 ms. (steps per millisecond=23 ) properties seen :4
Successfully simplified 5 atomic propositions for a total of 11 simplifications.
FORMULA RingSingleMessageInMbox-PT-d0m080-LTLFireability-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RingSingleMessageInMbox-PT-d0m080-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 6 stabilizing places and 12 stable transitions
Graph (complete) has 158 edges and 52 vertex of which 51 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
FORMULA RingSingleMessageInMbox-PT-d0m080-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(G(p0))||F(!p1))))'
Support contains 4 out of 52 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 52/52 places, 57/57 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 48 transition count 53
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 48 transition count 53
Applied a total of 8 rules in 3 ms. Remains 48 /52 variables (removed 4) and now considering 53/57 (removed 4) transitions.
// Phase 1: matrix 53 rows 48 cols
[2023-03-18 20:31:53] [INFO ] Computed 3 place invariants in 2 ms
[2023-03-18 20:31:53] [INFO ] Implicit Places using invariants in 49 ms returned []
[2023-03-18 20:31:53] [INFO ] Invariant cache hit.
[2023-03-18 20:31:53] [INFO ] State equation strengthened by 24 read => feed constraints.
[2023-03-18 20:31:53] [INFO ] Implicit Places using invariants and state equation in 82 ms returned []
Implicit Place search using SMT with State Equation took 133 ms to find 0 implicit places.
[2023-03-18 20:31:53] [INFO ] Invariant cache hit.
[2023-03-18 20:31:53] [INFO ] Dead Transitions using invariants and state equation in 57 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 48/52 places, 53/57 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 193 ms. Remains : 48/52 places, 53/57 transitions.
Stuttering acceptance computed with spot in 283 ms :[p1, (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0))]
Running random walk in product with property : RingSingleMessageInMbox-PT-d0m080-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=p1, acceptance={} source=2 dest: 3}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=3 dest: 0}, { cond=(AND p1 p0), acceptance={} source=3 dest: 3}]], initial=1, aps=[p1:(AND (GEQ s1 1) (GEQ s22 1)), p0:(AND (GEQ s13 1) (GEQ s15 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 300 ms.
Product exploration explored 100000 steps with 50000 reset in 174 ms.
Computed a total of 5 stabilizing places and 11 stable transitions
Graph (complete) has 148 edges and 48 vertex of which 47 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Computed a total of 5 stabilizing places and 11 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND p1 p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT p1))
Knowledge based reduction with 4 factoid took 77 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RingSingleMessageInMbox-PT-d0m080-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RingSingleMessageInMbox-PT-d0m080-LTLFireability-02 finished in 1089 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 2 out of 52 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 52/52 places, 57/57 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 46 transition count 49
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 46 transition count 49
Applied a total of 12 rules in 5 ms. Remains 46 /52 variables (removed 6) and now considering 49/57 (removed 8) transitions.
// Phase 1: matrix 49 rows 46 cols
[2023-03-18 20:31:54] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-18 20:31:54] [INFO ] Implicit Places using invariants in 62 ms returned []
[2023-03-18 20:31:54] [INFO ] Invariant cache hit.
[2023-03-18 20:31:54] [INFO ] State equation strengthened by 21 read => feed constraints.
[2023-03-18 20:31:54] [INFO ] Implicit Places using invariants and state equation in 60 ms returned []
Implicit Place search using SMT with State Equation took 124 ms to find 0 implicit places.
[2023-03-18 20:31:54] [INFO ] Invariant cache hit.
[2023-03-18 20:31:54] [INFO ] Dead Transitions using invariants and state equation in 39 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 46/52 places, 49/57 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 170 ms. Remains : 46/52 places, 49/57 transitions.
Stuttering acceptance computed with spot in 106 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d0m080-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(OR (LT s1 1) (LT s26 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]]
Product exploration explored 100000 steps with 21537 reset in 212 ms.
Entered a terminal (fully accepting) state of product in 46206 steps with 10043 reset in 70 ms.
FORMULA RingSingleMessageInMbox-PT-d0m080-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d0m080-LTLFireability-05 finished in 569 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)||F(G(p1))))'
Support contains 4 out of 52 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 52/52 places, 57/57 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 46 transition count 49
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 46 transition count 49
Applied a total of 12 rules in 9 ms. Remains 46 /52 variables (removed 6) and now considering 49/57 (removed 8) transitions.
[2023-03-18 20:31:55] [INFO ] Invariant cache hit.
[2023-03-18 20:31:55] [INFO ] Implicit Places using invariants in 38 ms returned []
[2023-03-18 20:31:55] [INFO ] Invariant cache hit.
[2023-03-18 20:31:55] [INFO ] State equation strengthened by 21 read => feed constraints.
[2023-03-18 20:31:55] [INFO ] Implicit Places using invariants and state equation in 65 ms returned []
Implicit Place search using SMT with State Equation took 105 ms to find 0 implicit places.
[2023-03-18 20:31:55] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-18 20:31:55] [INFO ] Invariant cache hit.
[2023-03-18 20:31:55] [INFO ] Dead Transitions using invariants and state equation in 41 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 46/52 places, 49/57 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 162 ms. Remains : 46/52 places, 49/57 transitions.
Stuttering acceptance computed with spot in 85 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d0m080-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=p1, acceptance={} source=1 dest: 1}, { cond=(NOT p1), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (LT s13 1) (LT s30 1)), p1:(AND (GEQ s1 1) (GEQ s35 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 21558 reset in 194 ms.
Product exploration explored 100000 steps with 21470 reset in 135 ms.
Computed a total of 4 stabilizing places and 8 stable transitions
Graph (complete) has 142 edges and 46 vertex of which 45 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Computed a total of 4 stabilizing places and 8 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X p0), (X (NOT p1)), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 217 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 89 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Incomplete random walk after 10000 steps, including 2164 resets, run finished after 125 ms. (steps per millisecond=80 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 935 resets, run finished after 58 ms. (steps per millisecond=172 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 491 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 2) seen :1
Running SMT prover for 1 properties.
[2023-03-18 20:31:56] [INFO ] Invariant cache hit.
[2023-03-18 20:31:56] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2023-03-18 20:31:56] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 10 ms returned sat
[2023-03-18 20:31:56] [INFO ] After 58ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-18 20:31:56] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-18 20:31:56] [INFO ] [Nat]Absence check using 2 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-18 20:31:56] [INFO ] After 16ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-18 20:31:56] [INFO ] State equation strengthened by 21 read => feed constraints.
[2023-03-18 20:31:56] [INFO ] After 5ms SMT Verify possible using 21 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-18 20:31:56] [INFO ] After 12ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 6 ms.
[2023-03-18 20:31:56] [INFO ] After 61ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 46 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 46/46 places, 49/49 transitions.
Applied a total of 0 rules in 3 ms. Remains 46 /46 variables (removed 0) and now considering 49/49 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 46/46 places, 49/49 transitions.
Incomplete random walk after 10000 steps, including 2176 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 917 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :0
Finished probabilistic random walk after 389 steps, run visited all 1 properties in 5 ms. (steps per millisecond=77 )
Probabilistic random walk after 389 steps, saw 201 distinct states, run finished after 6 ms. (steps per millisecond=64 ) properties seen :1
Knowledge obtained : [(AND p0 (NOT p1)), (X p0), (X (NOT p1)), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT p0)), (F p1)]
Knowledge based reduction with 5 factoid took 269 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 96 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 187 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Support contains 4 out of 46 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 46/46 places, 49/49 transitions.
Applied a total of 0 rules in 8 ms. Remains 46 /46 variables (removed 0) and now considering 49/49 (removed 0) transitions.
[2023-03-18 20:31:56] [INFO ] Invariant cache hit.
[2023-03-18 20:31:56] [INFO ] Implicit Places using invariants in 47 ms returned []
[2023-03-18 20:31:57] [INFO ] Invariant cache hit.
[2023-03-18 20:31:57] [INFO ] State equation strengthened by 21 read => feed constraints.
[2023-03-18 20:31:57] [INFO ] Implicit Places using invariants and state equation in 73 ms returned []
Implicit Place search using SMT with State Equation took 121 ms to find 0 implicit places.
[2023-03-18 20:31:57] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-18 20:31:57] [INFO ] Invariant cache hit.
[2023-03-18 20:31:57] [INFO ] Dead Transitions using invariants and state equation in 49 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 184 ms. Remains : 46/46 places, 49/49 transitions.
Computed a total of 4 stabilizing places and 8 stable transitions
Graph (complete) has 142 edges and 46 vertex of which 45 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Computed a total of 4 stabilizing places and 8 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X p0), (X (NOT p1)), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 199 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 77 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Incomplete random walk after 10000 steps, including 2189 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 944 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 2) seen :1
Running SMT prover for 1 properties.
[2023-03-18 20:31:57] [INFO ] Invariant cache hit.
[2023-03-18 20:31:57] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-18 20:31:57] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-18 20:31:57] [INFO ] After 50ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-18 20:31:57] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2023-03-18 20:31:57] [INFO ] [Nat]Absence check using 2 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-18 20:31:57] [INFO ] After 14ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-18 20:31:57] [INFO ] State equation strengthened by 21 read => feed constraints.
[2023-03-18 20:31:57] [INFO ] After 5ms SMT Verify possible using 21 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-18 20:31:57] [INFO ] After 21ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2023-03-18 20:31:57] [INFO ] After 74ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 46 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 46/46 places, 49/49 transitions.
Applied a total of 0 rules in 3 ms. Remains 46 /46 variables (removed 0) and now considering 49/49 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 46/46 places, 49/49 transitions.
Incomplete random walk after 10000 steps, including 2140 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 930 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :0
Finished probabilistic random walk after 389 steps, run visited all 1 properties in 6 ms. (steps per millisecond=64 )
Probabilistic random walk after 389 steps, saw 201 distinct states, run finished after 6 ms. (steps per millisecond=64 ) properties seen :1
Knowledge obtained : [(AND p0 (NOT p1)), (X p0), (X (NOT p1)), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT p0)), (F p1)]
Knowledge based reduction with 5 factoid took 260 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 75 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 77 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 79 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Product exploration explored 100000 steps with 21521 reset in 80 ms.
Product exploration explored 100000 steps with 21514 reset in 83 ms.
Support contains 4 out of 46 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 46/46 places, 49/49 transitions.
Applied a total of 0 rules in 3 ms. Remains 46 /46 variables (removed 0) and now considering 49/49 (removed 0) transitions.
[2023-03-18 20:31:58] [INFO ] Invariant cache hit.
[2023-03-18 20:31:58] [INFO ] Implicit Places using invariants in 44 ms returned []
[2023-03-18 20:31:58] [INFO ] Invariant cache hit.
[2023-03-18 20:31:58] [INFO ] State equation strengthened by 21 read => feed constraints.
[2023-03-18 20:31:58] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 105 ms to find 0 implicit places.
[2023-03-18 20:31:58] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-18 20:31:58] [INFO ] Invariant cache hit.
[2023-03-18 20:31:58] [INFO ] Dead Transitions using invariants and state equation in 37 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 153 ms. Remains : 46/46 places, 49/49 transitions.
Treatment of property RingSingleMessageInMbox-PT-d0m080-LTLFireability-06 finished in 3499 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(!p0)))'
Support contains 2 out of 52 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 52/52 places, 57/57 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 46 transition count 49
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 46 transition count 49
Applied a total of 12 rules in 2 ms. Remains 46 /52 variables (removed 6) and now considering 49/57 (removed 8) transitions.
[2023-03-18 20:31:58] [INFO ] Invariant cache hit.
[2023-03-18 20:31:58] [INFO ] Implicit Places using invariants in 37 ms returned []
[2023-03-18 20:31:58] [INFO ] Invariant cache hit.
[2023-03-18 20:31:58] [INFO ] State equation strengthened by 21 read => feed constraints.
[2023-03-18 20:31:58] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 103 ms to find 0 implicit places.
[2023-03-18 20:31:58] [INFO ] Invariant cache hit.
[2023-03-18 20:31:58] [INFO ] Dead Transitions using invariants and state equation in 37 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 46/52 places, 49/57 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 144 ms. Remains : 46/52 places, 49/57 transitions.
Stuttering acceptance computed with spot in 68 ms :[p0, p0]
Running random walk in product with property : RingSingleMessageInMbox-PT-d0m080-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (LT s1 1) (LT s26 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 1 ms.
FORMULA RingSingleMessageInMbox-PT-d0m080-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d0m080-LTLFireability-10 finished in 228 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(p1)||p0))||X(p2)))'
Support contains 4 out of 52 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 52/52 places, 57/57 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 47 transition count 50
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 47 transition count 50
Applied a total of 10 rules in 4 ms. Remains 47 /52 variables (removed 5) and now considering 50/57 (removed 7) transitions.
// Phase 1: matrix 50 rows 47 cols
[2023-03-18 20:31:58] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-18 20:31:58] [INFO ] Implicit Places using invariants in 39 ms returned []
[2023-03-18 20:31:58] [INFO ] Invariant cache hit.
[2023-03-18 20:31:58] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-18 20:31:58] [INFO ] Implicit Places using invariants and state equation in 75 ms returned []
Implicit Place search using SMT with State Equation took 117 ms to find 0 implicit places.
[2023-03-18 20:31:58] [INFO ] Invariant cache hit.
[2023-03-18 20:31:58] [INFO ] Dead Transitions using invariants and state equation in 38 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 47/52 places, 50/57 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 160 ms. Remains : 47/52 places, 50/57 transitions.
Stuttering acceptance computed with spot in 222 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND p0 (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : RingSingleMessageInMbox-PT-d0m080-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=(AND p0 (NOT p1) (NOT p2)), acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={} source=2 dest: 3}, { cond=(NOT p2), acceptance={} source=2 dest: 4}], [{ cond=(NOT p1), acceptance={0} source=3 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=4 dest: 3}, { cond=true, acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(OR (LT s1 1) (LT s17 1)), p1:(OR (LT s1 1) (LT s40 1)), p2:(OR (AND (GEQ s1 1) (GEQ s37 1)) (AND (GEQ s1 1) (GEQ s17 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][false, false, false, false, false]]
Product exploration explored 100000 steps with 21501 reset in 83 ms.
Product exploration explored 100000 steps with 21425 reset in 99 ms.
Computed a total of 5 stabilizing places and 9 stable transitions
Graph (complete) has 144 edges and 47 vertex of which 46 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Computed a total of 5 stabilizing places and 9 stable transitions
Knowledge obtained : [(AND p0 p1 (NOT p2)), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (NOT p2)), (X (X p1)), true, (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 7 factoid took 328 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 118 ms :[(AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Incomplete random walk after 10000 steps, including 2119 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 531 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-18 20:31:59] [INFO ] Invariant cache hit.
[2023-03-18 20:31:59] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-18 20:31:59] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-18 20:31:59] [INFO ] After 40ms 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 p0 p1 (NOT p2)), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (NOT p2)), (X (X p1)), true, (X (X (NOT (AND (NOT p0) (NOT p1))))), (G (NOT (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : [(F (NOT p1))]
Property proved to be true thanks to knowledge :(G (NOT (AND (NOT p0) (NOT p1))))
Knowledge based reduction with 8 factoid took 231 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RingSingleMessageInMbox-PT-d0m080-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RingSingleMessageInMbox-PT-d0m080-LTLFireability-11 finished in 1341 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(!p0)))'
Support contains 2 out of 52 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 52/52 places, 57/57 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 47 transition count 50
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 47 transition count 50
Applied a total of 10 rules in 11 ms. Remains 47 /52 variables (removed 5) and now considering 50/57 (removed 7) transitions.
// Phase 1: matrix 50 rows 47 cols
[2023-03-18 20:32:00] [INFO ] Computed 3 place invariants in 2 ms
[2023-03-18 20:32:00] [INFO ] Implicit Places using invariants in 46 ms returned []
[2023-03-18 20:32:00] [INFO ] Invariant cache hit.
[2023-03-18 20:32:00] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-18 20:32:00] [INFO ] Implicit Places using invariants and state equation in 60 ms returned []
Implicit Place search using SMT with State Equation took 109 ms to find 0 implicit places.
[2023-03-18 20:32:00] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-18 20:32:00] [INFO ] Invariant cache hit.
[2023-03-18 20:32:00] [INFO ] Dead Transitions using invariants and state equation in 39 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 47/52 places, 50/57 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 165 ms. Remains : 47/52 places, 50/57 transitions.
Stuttering acceptance computed with spot in 33 ms :[p0]
Running random walk in product with property : RingSingleMessageInMbox-PT-d0m080-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 0}, { cond=p0, acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s1 1) (GEQ s37 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 21500 reset in 86 ms.
Product exploration explored 100000 steps with 21416 reset in 159 ms.
Computed a total of 4 stabilizing places and 8 stable transitions
Graph (complete) has 144 edges and 47 vertex of which 46 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Computed a total of 4 stabilizing places and 8 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 121 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[p0]
Finished random walk after 194 steps, including 42 resets, run visited all 1 properties in 1 ms. (steps per millisecond=194 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 138 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 42 ms :[p0]
Stuttering acceptance computed with spot in 39 ms :[p0]
Support contains 2 out of 47 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 47/47 places, 50/50 transitions.
Applied a total of 0 rules in 7 ms. Remains 47 /47 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2023-03-18 20:32:01] [INFO ] Invariant cache hit.
[2023-03-18 20:32:01] [INFO ] Implicit Places using invariants in 36 ms returned []
[2023-03-18 20:32:01] [INFO ] Invariant cache hit.
[2023-03-18 20:32:01] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-18 20:32:01] [INFO ] Implicit Places using invariants and state equation in 61 ms returned []
Implicit Place search using SMT with State Equation took 99 ms to find 0 implicit places.
[2023-03-18 20:32:01] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-18 20:32:01] [INFO ] Invariant cache hit.
[2023-03-18 20:32:01] [INFO ] Dead Transitions using invariants and state equation in 40 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 153 ms. Remains : 47/47 places, 50/50 transitions.
Computed a total of 4 stabilizing places and 8 stable transitions
Graph (complete) has 144 edges and 47 vertex of which 46 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Computed a total of 4 stabilizing places and 8 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 108 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[p0]
Finished random walk after 23 steps, including 4 resets, run visited all 1 properties in 1 ms. (steps per millisecond=23 )
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 151 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[p0]
Stuttering acceptance computed with spot in 37 ms :[p0]
Stuttering acceptance computed with spot in 41 ms :[p0]
Product exploration explored 100000 steps with 21500 reset in 79 ms.
Product exploration explored 100000 steps with 21548 reset in 91 ms.
Support contains 2 out of 47 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 47/47 places, 50/50 transitions.
Applied a total of 0 rules in 3 ms. Remains 47 /47 variables (removed 0) and now considering 50/50 (removed 0) transitions.
[2023-03-18 20:32:01] [INFO ] Invariant cache hit.
[2023-03-18 20:32:01] [INFO ] Implicit Places using invariants in 47 ms returned []
[2023-03-18 20:32:01] [INFO ] Invariant cache hit.
[2023-03-18 20:32:01] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-18 20:32:01] [INFO ] Implicit Places using invariants and state equation in 56 ms returned []
Implicit Place search using SMT with State Equation took 105 ms to find 0 implicit places.
[2023-03-18 20:32:01] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-18 20:32:01] [INFO ] Invariant cache hit.
[2023-03-18 20:32:01] [INFO ] Dead Transitions using invariants and state equation in 43 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 158 ms. Remains : 47/47 places, 50/50 transitions.
Treatment of property RingSingleMessageInMbox-PT-d0m080-LTLFireability-12 finished in 1797 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)&&X((p1||(X(G(p1))&&p2))))))'
Support contains 3 out of 52 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 52/52 places, 57/57 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 46 transition count 49
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 46 transition count 49
Applied a total of 12 rules in 2 ms. Remains 46 /52 variables (removed 6) and now considering 49/57 (removed 8) transitions.
// Phase 1: matrix 49 rows 46 cols
[2023-03-18 20:32:01] [INFO ] Computed 3 place invariants in 3 ms
[2023-03-18 20:32:02] [INFO ] Implicit Places using invariants in 44 ms returned []
[2023-03-18 20:32:02] [INFO ] Invariant cache hit.
[2023-03-18 20:32:02] [INFO ] State equation strengthened by 21 read => feed constraints.
[2023-03-18 20:32:02] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 106 ms to find 0 implicit places.
[2023-03-18 20:32:02] [INFO ] Invariant cache hit.
[2023-03-18 20:32:02] [INFO ] Dead Transitions using invariants and state equation in 54 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 46/52 places, 49/57 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 163 ms. Remains : 46/52 places, 49/57 transitions.
Stuttering acceptance computed with spot in 284 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : RingSingleMessageInMbox-PT-d0m080-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0, 1} source=0 dest: 0}, { cond=p0, acceptance={1} source=0 dest: 1}, { cond=p0, acceptance={0, 1} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0, 1} source=1 dest: 0}, { cond=p0, acceptance={1} source=1 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={0, 1} source=2 dest: 0}, { cond=(AND p0 (NOT p1) (NOT p2)), acceptance={1} source=2 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={0, 1} source=2 dest: 2}, { cond=(AND (NOT p0) (NOT p1) p2), acceptance={0, 1} source=2 dest: 3}, { cond=(AND p0 (NOT p1) p2), acceptance={1} source=2 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0, 1} source=3 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={1} source=3 dest: 1}, { cond=(AND p0 p1), acceptance={0} source=3 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={0, 1} source=3 dest: 2}, { cond=(AND (NOT p0) p1), acceptance={0} source=3 dest: 3}, { cond=(AND p0 p1), acceptance={} source=3 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0, 1} source=4 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={1} source=4 dest: 1}, { cond=(AND (NOT p0) p1), acceptance={0} source=4 dest: 3}, { cond=(AND p0 p1), acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(AND (GEQ s1 1) (GEQ s15 1)), p1:(AND (GEQ s1 1) (GEQ s22 1)), p2:(AND (GEQ s1 1) (GEQ s22 1))], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 1 ms.
FORMULA RingSingleMessageInMbox-PT-d0m080-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d0m080-LTLFireability-13 finished in 465 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0 U (!p1&&F(p2)))))'
Support contains 5 out of 52 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 52/52 places, 57/57 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 47 transition count 50
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 47 transition count 50
Applied a total of 10 rules in 4 ms. Remains 47 /52 variables (removed 5) and now considering 50/57 (removed 7) transitions.
// Phase 1: matrix 50 rows 47 cols
[2023-03-18 20:32:02] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-18 20:32:02] [INFO ] Implicit Places using invariants in 43 ms returned []
[2023-03-18 20:32:02] [INFO ] Invariant cache hit.
[2023-03-18 20:32:02] [INFO ] State equation strengthened by 21 read => feed constraints.
[2023-03-18 20:32:02] [INFO ] Implicit Places using invariants and state equation in 69 ms returned []
Implicit Place search using SMT with State Equation took 114 ms to find 0 implicit places.
[2023-03-18 20:32:02] [INFO ] Invariant cache hit.
[2023-03-18 20:32:02] [INFO ] Dead Transitions using invariants and state equation in 43 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 47/52 places, 50/57 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 164 ms. Remains : 47/52 places, 50/57 transitions.
Stuttering acceptance computed with spot in 169 ms :[(OR (NOT p2) p1), (OR (NOT p2) p1), true, (NOT p2)]
Running random walk in product with property : RingSingleMessageInMbox-PT-d0m080-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=(AND p1 p0), acceptance={0} source=0 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={0} source=0 dest: 2}, { cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=0 dest: 3}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p2), acceptance={0} source=3 dest: 3}]], initial=1, aps=[p1:(OR (AND (GEQ s11 1) (GEQ s21 1)) (AND (GEQ s9 1) (GEQ s15 1))), p0:(AND (GEQ s3 1) (GEQ s15 1)), p2:(AND (GEQ s11 1) (GEQ s21 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Stuttering criterion allowed to conclude after 9 steps with 0 reset in 0 ms.
FORMULA RingSingleMessageInMbox-PT-d0m080-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RingSingleMessageInMbox-PT-d0m080-LTLFireability-15 finished in 350 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)||F(G(p1))))'
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)))'
[2023-03-18 20:32:03] [INFO ] Flatten gal took : 8 ms
[2023-03-18 20:32:03] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2023-03-18 20:32:03] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 52 places, 57 transitions and 223 arcs took 1 ms.
Total runtime 12846 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1040/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1040/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : RingSingleMessageInMbox-PT-d0m080-LTLFireability-06
Could not compute solution for formula : RingSingleMessageInMbox-PT-d0m080-LTLFireability-12

BK_STOP 1679171524199

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2023
ltl formula name RingSingleMessageInMbox-PT-d0m080-LTLFireability-06
ltl formula formula --ltl=/tmp/1040/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 52 places, 57 transitions and 223 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 0.010 real 0.000 user 0.000 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1040/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1040/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1040/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1040/ltl_0_
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:
malloc_consolidate(): invalid chunk size
ltl formula name RingSingleMessageInMbox-PT-d0m080-LTLFireability-12
ltl formula formula --ltl=/tmp/1040/ltl_1_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 52 places, 57 transitions and 223 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.010 real 0.000 user 0.000 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1040/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1040/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1040/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1040/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="RingSingleMessageInMbox-PT-d0m080"
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 RingSingleMessageInMbox-PT-d0m080, 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 r329-tall-167889202500820"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RingSingleMessageInMbox-PT-d0m080.tgz
mv RingSingleMessageInMbox-PT-d0m080 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 ;