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.r009-oct2-167813598300708.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.........................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is BART-COL-010, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r009-oct2-167813598300708
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 616K
-rw-r--r-- 1 mcc users 8.8K Feb 26 04:32 CTLCardinality.txt
-rw-r--r-- 1 mcc users 88K Feb 26 04:32 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Feb 26 04:01 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K Feb 26 04:01 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.2K Feb 25 15:34 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 15:34 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 15:35 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Feb 25 15:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 26 05:04 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 89K Feb 26 05:04 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.4K Feb 26 04:44 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 62K Feb 26 04:44 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 15:35 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 15:35 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 equiv_pt
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 189K Mar 5 18:22 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 BART-COL-010-LTLFireability-00
FORMULA_NAME BART-COL-010-LTLFireability-01
FORMULA_NAME BART-COL-010-LTLFireability-02
FORMULA_NAME BART-COL-010-LTLFireability-03
FORMULA_NAME BART-COL-010-LTLFireability-04
FORMULA_NAME BART-COL-010-LTLFireability-05
FORMULA_NAME BART-COL-010-LTLFireability-06
FORMULA_NAME BART-COL-010-LTLFireability-07
FORMULA_NAME BART-COL-010-LTLFireability-08
FORMULA_NAME BART-COL-010-LTLFireability-09
FORMULA_NAME BART-COL-010-LTLFireability-10
FORMULA_NAME BART-COL-010-LTLFireability-11
FORMULA_NAME BART-COL-010-LTLFireability-12
FORMULA_NAME BART-COL-010-LTLFireability-13
FORMULA_NAME BART-COL-010-LTLFireability-14
FORMULA_NAME BART-COL-010-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678643427831

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=BART-COL-010
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-12 17:50:31] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-12 17:50:31] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 17:50:31] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2023-03-12 17:50:31] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-12 17:50:32] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 986 ms
[2023-03-12 17:50:32] [INFO ] Detected 3 constant HL places corresponding to 10373 PT places.
[2023-03-12 17:50:32] [INFO ] Imported 4 HL places and 7 HL transitions for a total of 12833 PT places and 1.407229512E10 transition bindings in 91 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 6 ms.
Working with output stream class java.io.PrintStream
[2023-03-12 17:50:32] [INFO ] Built PT skeleton of HLPN with 4 places and 7 transitions 26 arcs in 7 ms.
[2023-03-12 17:50:32] [INFO ] Skeletonized 2 HLPN properties in 1 ms. Removed 14 properties that had guard overlaps.
Computed a total of 4 stabilizing places and 2 stable transitions
All 16 properties of the HLPN use transition enablings in a way that makes the skeleton too coarse.
Domain [distance(41), speed(6), distance(41)] of place NewDistTable breaks symmetries in sort distance
Symmetric sort wr.t. initial and guards and successors and join/free detected :trainid
Symmetric sort wr.t. initial detected :trainid
Symmetric sort wr.t. initial and guards detected :trainid
Applying symmetric unfolding of full symmetric sort :trainid domain size was 10
Arc [1:1*[(MOD (ADD $tsp 1) 6), $ds2]] contains successor/predecessor on variables of sort speed
[2023-03-12 17:50:33] [INFO ] Unfolded HLPN to a Petri net with 10619 places and 323 transitions 601 arcs in 205 ms.
[2023-03-12 17:50:33] [INFO ] Unfolded 16 HLPN properties in 0 ms.
Initial state reduction rules removed 1 formulas.
[2023-03-12 17:50:33] [INFO ] Reduced 35 identical enabling conditions.
[2023-03-12 17:50:33] [INFO ] Reduced 35 identical enabling conditions.
[2023-03-12 17:50:33] [INFO ] Reduced 35 identical enabling conditions.
[2023-03-12 17:50:33] [INFO ] Reduced 35 identical enabling conditions.
[2023-03-12 17:50:33] [INFO ] Reduced 35 identical enabling conditions.
[2023-03-12 17:50:33] [INFO ] Reduced 35 identical enabling conditions.
[2023-03-12 17:50:33] [INFO ] Reduced 35 identical enabling conditions.
[2023-03-12 17:50:33] [INFO ] Reduced 35 identical enabling conditions.
Deduced a syphon composed of 10215 places in 2 ms
Reduce places removed 10487 places and 121 transitions.
FORMULA BART-COL-010-LTLFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 132 out of 132 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 132/132 places, 202/202 transitions.
Applied a total of 0 rules in 16 ms. Remains 132 /132 variables (removed 0) and now considering 202/202 (removed 0) transitions.
// Phase 1: matrix 202 rows 132 cols
[2023-03-12 17:50:33] [INFO ] Computed 1 place invariants in 8 ms
[2023-03-12 17:50:33] [INFO ] Implicit Places using invariants in 203 ms returned []
[2023-03-12 17:50:33] [INFO ] Invariant cache hit.
[2023-03-12 17:50:33] [INFO ] Implicit Places using invariants and state equation in 282 ms returned []
Implicit Place search using SMT with State Equation took 548 ms to find 0 implicit places.
[2023-03-12 17:50:33] [INFO ] Invariant cache hit.
[2023-03-12 17:50:34] [INFO ] Dead Transitions using invariants and state equation in 781 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1347 ms. Remains : 132/132 places, 202/202 transitions.
Support contains 132 out of 132 places after structural reductions.
[2023-03-12 17:50:34] [INFO ] Flatten gal took : 42 ms
[2023-03-12 17:50:34] [INFO ] Flatten gal took : 26 ms
[2023-03-12 17:50:34] [INFO ] Input system was already deterministic with 202 transitions.
Finished random walk after 589 steps, including 0 resets, run visited all 12 properties in 11 ms. (steps per millisecond=53 )
FORMULA BART-COL-010-LTLFireability-00 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 88 out of 132 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 132/132 places, 202/202 transitions.
Graph (trivial) has 44 edges and 132 vertex of which 6 / 132 are part of one of the 1 SCC in 3 ms
Free SCC test removed 5 places
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 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 2 place count 127 transition count 196
Reduce places removed 1 places and 0 transitions.
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Iterating post reduction 1 with 10 rules applied. Total rules applied 12 place count 126 transition count 187
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 21 place count 117 transition count 187
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 21 place count 117 transition count 185
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 25 place count 115 transition count 185
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 30 place count 110 transition count 180
Iterating global reduction 3 with 5 rules applied. Total rules applied 35 place count 110 transition count 180
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 38 place count 107 transition count 177
Iterating global reduction 3 with 3 rules applied. Total rules applied 41 place count 107 transition count 177
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 44 place count 104 transition count 174
Iterating global reduction 3 with 3 rules applied. Total rules applied 47 place count 104 transition count 174
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 50 place count 101 transition count 171
Iterating global reduction 3 with 3 rules applied. Total rules applied 53 place count 101 transition count 171
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 55 place count 99 transition count 169
Iterating global reduction 3 with 2 rules applied. Total rules applied 57 place count 99 transition count 169
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 59 place count 97 transition count 167
Iterating global reduction 3 with 2 rules applied. Total rules applied 61 place count 97 transition count 167
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 62 place count 96 transition count 166
Iterating global reduction 3 with 1 rules applied. Total rules applied 63 place count 96 transition count 166
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 3 with 14 rules applied. Total rules applied 77 place count 89 transition count 159
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 78 place count 89 transition count 158
Applied a total of 78 rules in 64 ms. Remains 89 /132 variables (removed 43) and now considering 158/202 (removed 44) transitions.
// Phase 1: matrix 158 rows 89 cols
[2023-03-12 17:50:35] [INFO ] Computed 1 place invariants in 3 ms
[2023-03-12 17:50:35] [INFO ] Implicit Places using invariants in 56 ms returned []
[2023-03-12 17:50:35] [INFO ] Invariant cache hit.
[2023-03-12 17:50:35] [INFO ] Implicit Places using invariants and state equation in 219 ms returned []
Implicit Place search using SMT with State Equation took 281 ms to find 0 implicit places.
[2023-03-12 17:50:35] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-12 17:50:35] [INFO ] Invariant cache hit.
[2023-03-12 17:50:36] [INFO ] Dead Transitions using invariants and state equation in 265 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 89/132 places, 158/202 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 622 ms. Remains : 89/132 places, 158/202 transitions.
Stuttering acceptance computed with spot in 254 ms :[(NOT p0)]
Running random walk in product with property : BART-COL-010-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (GEQ s15 1) (GEQ s19 1) (GEQ s7 1) (GEQ s62 1) (GEQ s11 1) (GEQ s54 1) (GEQ s3 1) (GEQ s58 1) (GEQ s46 1) (GEQ s50 1) (GEQ s37 1) (GEQ s86 1) (GEQ ...], 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 0 steps with 0 reset in 11 ms.
FORMULA BART-COL-010-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BART-COL-010-LTLFireability-01 finished in 1035 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0||X(G(p1)))))'
Support contains 2 out of 132 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 132/132 places, 202/202 transitions.
Discarding 32 places :
Symmetric choice reduction at 0 with 32 rule applications. Total rules 32 place count 100 transition count 170
Iterating global reduction 0 with 32 rules applied. Total rules applied 64 place count 100 transition count 170
Discarding 27 places :
Symmetric choice reduction at 0 with 27 rule applications. Total rules 91 place count 73 transition count 143
Iterating global reduction 0 with 27 rules applied. Total rules applied 118 place count 73 transition count 143
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 122 place count 69 transition count 139
Iterating global reduction 0 with 4 rules applied. Total rules applied 126 place count 69 transition count 139
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 129 place count 66 transition count 136
Iterating global reduction 0 with 3 rules applied. Total rules applied 132 place count 66 transition count 136
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 135 place count 63 transition count 133
Iterating global reduction 0 with 3 rules applied. Total rules applied 138 place count 63 transition count 133
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 141 place count 60 transition count 130
Iterating global reduction 0 with 3 rules applied. Total rules applied 144 place count 60 transition count 130
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 147 place count 57 transition count 127
Iterating global reduction 0 with 3 rules applied. Total rules applied 150 place count 57 transition count 127
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 153 place count 54 transition count 124
Iterating global reduction 0 with 3 rules applied. Total rules applied 156 place count 54 transition count 124
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 158 place count 52 transition count 122
Iterating global reduction 0 with 2 rules applied. Total rules applied 160 place count 52 transition count 122
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 162 place count 50 transition count 120
Iterating global reduction 0 with 2 rules applied. Total rules applied 164 place count 50 transition count 120
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 165 place count 49 transition count 119
Iterating global reduction 0 with 1 rules applied. Total rules applied 166 place count 49 transition count 119
Applied a total of 166 rules in 57 ms. Remains 49 /132 variables (removed 83) and now considering 119/202 (removed 83) transitions.
// Phase 1: matrix 119 rows 49 cols
[2023-03-12 17:50:36] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-12 17:50:36] [INFO ] Implicit Places using invariants in 42 ms returned []
[2023-03-12 17:50:36] [INFO ] Invariant cache hit.
[2023-03-12 17:50:36] [INFO ] Implicit Places using invariants and state equation in 92 ms returned []
Implicit Place search using SMT with State Equation took 144 ms to find 0 implicit places.
[2023-03-12 17:50:36] [INFO ] Invariant cache hit.
[2023-03-12 17:50:36] [INFO ] Dead Transitions using invariants and state equation in 123 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 49/132 places, 119/202 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 338 ms. Remains : 49/132 places, 119/202 transitions.
Stuttering acceptance computed with spot in 183 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : BART-COL-010-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}, { cond=p1, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(GEQ s1 1), p1:(GEQ s0 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 11 steps with 0 reset in 1 ms.
FORMULA BART-COL-010-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BART-COL-010-LTLFireability-02 finished in 545 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(X(p0)) U (X(p1) U p0)))'
Support contains 97 out of 132 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 132/132 places, 202/202 transitions.
Applied a total of 0 rules in 3 ms. Remains 132 /132 variables (removed 0) and now considering 202/202 (removed 0) transitions.
// Phase 1: matrix 202 rows 132 cols
[2023-03-12 17:50:37] [INFO ] Computed 1 place invariants in 2 ms
[2023-03-12 17:50:37] [INFO ] Implicit Places using invariants in 74 ms returned []
[2023-03-12 17:50:37] [INFO ] Invariant cache hit.
[2023-03-12 17:50:37] [INFO ] Implicit Places using invariants and state equation in 338 ms returned []
Implicit Place search using SMT with State Equation took 417 ms to find 0 implicit places.
[2023-03-12 17:50:37] [INFO ] Invariant cache hit.
[2023-03-12 17:50:37] [INFO ] Dead Transitions using invariants and state equation in 231 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 653 ms. Remains : 132/132 places, 202/202 transitions.
Stuttering acceptance computed with spot in 303 ms :[true, (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : BART-COL-010-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 4}], [{ cond=(NOT p0), acceptance={} source=4 dest: 0}, { cond=p0, acceptance={} source=4 dest: 4}]], initial=2, aps=[p1:(OR (GEQ s20 1) (GEQ s24 1) (GEQ s12 1) (GEQ s73 1) (GEQ s16 1) (GEQ s65 1) (GEQ s8 1) (GEQ s69 1) (GEQ s57 1) (GEQ s61 1) (GEQ s48 1) (GEQ s105 1) (GE...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 157 steps with 7 reset in 2 ms.
FORMULA BART-COL-010-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BART-COL-010-LTLFireability-03 finished in 1000 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(((p1 U p2)||G(F(p3))||p0)))'
Support contains 131 out of 132 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 132/132 places, 202/202 transitions.
Applied a total of 0 rules in 1 ms. Remains 132 /132 variables (removed 0) and now considering 202/202 (removed 0) transitions.
[2023-03-12 17:50:38] [INFO ] Invariant cache hit.
[2023-03-12 17:50:38] [INFO ] Implicit Places using invariants in 52 ms returned []
[2023-03-12 17:50:38] [INFO ] Invariant cache hit.
[2023-03-12 17:50:38] [INFO ] Implicit Places using invariants and state equation in 374 ms returned []
Implicit Place search using SMT with State Equation took 430 ms to find 0 implicit places.
[2023-03-12 17:50:38] [INFO ] Invariant cache hit.
[2023-03-12 17:50:38] [INFO ] Dead Transitions using invariants and state equation in 421 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 856 ms. Remains : 132/132 places, 202/202 transitions.
Stuttering acceptance computed with spot in 445 ms :[(AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3)), (NOT p3), (NOT p3), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3))]
Running random walk in product with property : BART-COL-010-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p2) (NOT p1) (NOT p3)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=1 dest: 3}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={} source=1 dest: 4}, { cond=(AND (NOT p0) (NOT p2) p1 (NOT p3)), acceptance={} source=1 dest: 5}], [{ cond=(NOT p3), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p3), acceptance={} source=3 dest: 2}, { cond=true, acceptance={} source=3 dest: 3}], [{ cond=(AND (NOT p2) (NOT p1) (NOT p3)), acceptance={} source=4 dest: 2}, { cond=(AND (NOT p2) (NOT p1)), acceptance={} source=4 dest: 3}, { cond=(AND (NOT p2) p1), acceptance={} source=4 dest: 4}, { cond=(AND (NOT p2) p1 (NOT p3)), acceptance={} source=4 dest: 5}], [{ cond=(AND (NOT p2) (NOT p1) (NOT p3)), acceptance={0} source=5 dest: 2}, { cond=(AND (NOT p2) p1 (NOT p3)), acceptance={0} source=5 dest: 5}]], initial=0, aps=[p0:(OR (GEQ s78 1) (GEQ s77 1) (GEQ s108 1) (GEQ s111 1) (GEQ s109 1) (GEQ s110 1) (GEQ s42 1) (GEQ s41 1) (GEQ s79 1)), p2:(AND (OR (GEQ s78 1) (GEQ s77 ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 406 reset in 446 ms.
Product exploration explored 100000 steps with 554 reset in 399 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1) (NOT p3)), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1) (NOT p3)))), (X (NOT (AND (NOT p0) (NOT p2) p1 (NOT p3)))), true]
False Knowledge obtained : [(X (AND (NOT p0) (NOT p2) p1)), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (AND (NOT p0) (NOT p2) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (AND (NOT p2) p1))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (AND (NOT p2) (NOT p1) (NOT p3)))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p3))))), (X (X (NOT p3))), (X (X p3)), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (AND (NOT p2) p1 (NOT p3)))), (X (X (NOT (AND (NOT p2) p1 (NOT p3)))))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 4 factoid took 925 ms. Reduced automaton from 6 states, 14 edges and 4 AP (stutter sensitive) to 6 states, 12 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 481 ms :[(AND (NOT p1) (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3)), (NOT p3), (NOT p3), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3))]
Finished random walk after 22 steps, including 0 resets, run visited all 8 properties in 15 ms. (steps per millisecond=1 )
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1) (NOT p3)), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1) (NOT p3)))), (X (NOT (AND (NOT p0) (NOT p2) p1 (NOT p3)))), true]
False Knowledge obtained : [(X (AND (NOT p0) (NOT p2) p1)), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (AND (NOT p0) (NOT p2) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (AND (NOT p2) p1))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (AND (NOT p2) (NOT p1) (NOT p3)))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p3))))), (X (X (NOT p3))), (X (X p3)), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (AND (NOT p2) p1 (NOT p3)))), (X (X (NOT (AND (NOT p2) p1 (NOT p3))))), (F (NOT (AND (NOT p1) (NOT p2) (NOT p3)))), (F p3), (F (AND p1 (NOT p2))), (F (NOT (AND (NOT p1) (NOT p2)))), (F (NOT (AND (NOT p1) (NOT p0) (NOT p2) (NOT p3)))), (F (AND p1 (NOT p0) (NOT p2))), (F (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (F (AND p1 (NOT p2) (NOT p3)))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 4 factoid took 1231 ms. Reduced automaton from 6 states, 12 edges and 4 AP (stutter sensitive) to 6 states, 12 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 450 ms :[(AND (NOT p1) (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3)), (NOT p3), (NOT p3), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3))]
Stuttering acceptance computed with spot in 497 ms :[(AND (NOT p1) (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3)), (NOT p3), (NOT p3), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3))]
[2023-03-12 17:50:43] [INFO ] Invariant cache hit.
[2023-03-12 17:50:44] [INFO ] [Real]Absence check using 1 positive place invariants in 26 ms returned sat
[2023-03-12 17:50:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 17:50:44] [INFO ] [Real]Absence check using state equation in 243 ms returned sat
[2023-03-12 17:50:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 17:50:45] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-12 17:50:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 17:50:46] [INFO ] [Nat]Absence check using state equation in 81 ms returned sat
[2023-03-12 17:50:46] [INFO ] Computed and/alt/rep : 166/270/166 causal constraints (skipped 0 transitions) in 32 ms.
[2023-03-12 17:50:46] [INFO ] Added : 0 causal constraints over 0 iterations in 103 ms. Result :sat
Could not prove EG (AND (NOT p1) (NOT p0) (NOT p2) (NOT p3))
Support contains 131 out of 132 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 132/132 places, 202/202 transitions.
Applied a total of 0 rules in 2 ms. Remains 132 /132 variables (removed 0) and now considering 202/202 (removed 0) transitions.
[2023-03-12 17:50:46] [INFO ] Invariant cache hit.
[2023-03-12 17:50:46] [INFO ] Implicit Places using invariants in 53 ms returned []
[2023-03-12 17:50:46] [INFO ] Invariant cache hit.
[2023-03-12 17:50:46] [INFO ] Implicit Places using invariants and state equation in 131 ms returned []
Implicit Place search using SMT with State Equation took 200 ms to find 0 implicit places.
[2023-03-12 17:50:46] [INFO ] Invariant cache hit.
[2023-03-12 17:50:46] [INFO ] Dead Transitions using invariants and state equation in 186 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 405 ms. Remains : 132/132 places, 202/202 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2) (NOT p3)), true]
False Knowledge obtained : [(X (AND p1 (NOT p0) (NOT p2))), (X (NOT (AND p1 (NOT p0) (NOT p2)))), (X (AND (NOT p1) (NOT p0) (NOT p2))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X (X (AND (NOT p1) (NOT p2) (NOT p3)))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p3))))), (X (X (AND p1 (NOT p2) (NOT p3)))), (X (X (NOT (AND p1 (NOT p2) (NOT p3))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (AND p1 (NOT p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p3))), (X (X p3))]
Knowledge based reduction with 2 factoid took 757 ms. Reduced automaton from 6 states, 12 edges and 4 AP (stutter sensitive) to 6 states, 12 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 289 ms :[(AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3)), (NOT p3), (NOT p3), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3))]
Finished random walk after 22 steps, including 0 resets, run visited all 7 properties in 2 ms. (steps per millisecond=11 )
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2) (NOT p3)), true]
False Knowledge obtained : [(X (AND p1 (NOT p0) (NOT p2))), (X (NOT (AND p1 (NOT p0) (NOT p2)))), (X (AND (NOT p1) (NOT p0) (NOT p2))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X (X (AND (NOT p1) (NOT p2) (NOT p3)))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p3))))), (X (X (AND p1 (NOT p2) (NOT p3)))), (X (X (NOT (AND p1 (NOT p2) (NOT p3))))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (AND p1 (NOT p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT p3))), (X (X p3)), (F (NOT (AND (NOT p1) (NOT p2)))), (F (NOT (AND (NOT p1) (NOT p2) (NOT p3)))), (F (AND p1 (NOT p2) (NOT p3))), (F (AND p1 (NOT p2))), (F (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (F p3), (F (AND (NOT p0) p1 (NOT p2)))]
Knowledge based reduction with 2 factoid took 895 ms. Reduced automaton from 6 states, 12 edges and 4 AP (stutter sensitive) to 6 states, 12 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 425 ms :[(AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3)), (NOT p3), (NOT p3), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3))]
Stuttering acceptance computed with spot in 396 ms :[(AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3)), (NOT p3), (NOT p3), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3))]
[2023-03-12 17:50:49] [INFO ] Invariant cache hit.
[2023-03-12 17:50:49] [INFO ] [Real]Absence check using 1 positive place invariants in 3 ms returned sat
[2023-03-12 17:50:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 17:50:49] [INFO ] [Real]Absence check using state equation in 222 ms returned sat
[2023-03-12 17:50:49] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 17:50:50] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-12 17:50:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 17:50:50] [INFO ] [Nat]Absence check using state equation in 80 ms returned sat
[2023-03-12 17:50:50] [INFO ] Computed and/alt/rep : 166/270/166 causal constraints (skipped 0 transitions) in 17 ms.
[2023-03-12 17:50:51] [INFO ] Added : 166 causal constraints over 34 iterations in 872 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p2) (NOT p3))
Stuttering acceptance computed with spot in 329 ms :[(AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3)), (NOT p3), (NOT p3), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3))]
Product exploration explored 100000 steps with 441 reset in 284 ms.
Product exploration explored 100000 steps with 499 reset in 266 ms.
Applying partial POR strategy [false, true, true, true, true, true]
Stuttering acceptance computed with spot in 431 ms :[(AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3)), (NOT p3), (NOT p3), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3))]
Support contains 131 out of 132 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 132/132 places, 202/202 transitions.
Applied a total of 0 rules in 5 ms. Remains 132 /132 variables (removed 0) and now considering 202/202 (removed 0) transitions.
[2023-03-12 17:50:52] [INFO ] Redundant transitions in 13 ms returned []
[2023-03-12 17:50:52] [INFO ] Invariant cache hit.
[2023-03-12 17:50:53] [INFO ] Dead Transitions using invariants and state equation in 437 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 465 ms. Remains : 132/132 places, 202/202 transitions.
Support contains 131 out of 132 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 132/132 places, 202/202 transitions.
Applied a total of 0 rules in 1 ms. Remains 132 /132 variables (removed 0) and now considering 202/202 (removed 0) transitions.
[2023-03-12 17:50:53] [INFO ] Invariant cache hit.
[2023-03-12 17:50:53] [INFO ] Implicit Places using invariants in 28 ms returned []
[2023-03-12 17:50:53] [INFO ] Invariant cache hit.
[2023-03-12 17:50:53] [INFO ] Implicit Places using invariants and state equation in 131 ms returned []
Implicit Place search using SMT with State Equation took 174 ms to find 0 implicit places.
[2023-03-12 17:50:53] [INFO ] Invariant cache hit.
[2023-03-12 17:50:53] [INFO ] Dead Transitions using invariants and state equation in 157 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 334 ms. Remains : 132/132 places, 202/202 transitions.
Treatment of property BART-COL-010-LTLFireability-04 finished in 15468 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(!p1)&&p0)))'
Support contains 122 out of 132 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 132/132 places, 202/202 transitions.
Applied a total of 0 rules in 1 ms. Remains 132 /132 variables (removed 0) and now considering 202/202 (removed 0) transitions.
[2023-03-12 17:50:53] [INFO ] Invariant cache hit.
[2023-03-12 17:50:53] [INFO ] Implicit Places using invariants in 54 ms returned []
[2023-03-12 17:50:53] [INFO ] Invariant cache hit.
[2023-03-12 17:50:53] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 129 ms to find 0 implicit places.
[2023-03-12 17:50:53] [INFO ] Invariant cache hit.
[2023-03-12 17:50:53] [INFO ] Dead Transitions using invariants and state equation in 91 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 222 ms. Remains : 132/132 places, 202/202 transitions.
Stuttering acceptance computed with spot in 127 ms :[true, (OR (NOT p0) p1), p1, (OR (NOT p0) p1)]
Running random walk in product with property : BART-COL-010-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=p1, acceptance={} source=2 dest: 0}, { cond=(NOT p1), acceptance={} source=2 dest: 2}], [{ cond=(OR (NOT p0) p1), acceptance={} source=3 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 2}]], initial=1, aps=[p1:(OR (GEQ s20 1) (GEQ s24 1) (GEQ s12 1) (GEQ s73 1) (GEQ s16 1) (GEQ s65 1) (GEQ s8 1) (GEQ s69 1) (GEQ s57 1) (GEQ s61 1) (GEQ s48 1) (GEQ s105 1) (GE...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA BART-COL-010-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BART-COL-010-LTLFireability-05 finished in 376 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((G(p1)&&p0))))'
Support contains 89 out of 132 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 132/132 places, 202/202 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 123 transition count 193
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 123 transition count 193
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 24 place count 117 transition count 187
Iterating global reduction 0 with 6 rules applied. Total rules applied 30 place count 117 transition count 187
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 33 place count 114 transition count 184
Iterating global reduction 0 with 3 rules applied. Total rules applied 36 place count 114 transition count 184
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 39 place count 111 transition count 181
Iterating global reduction 0 with 3 rules applied. Total rules applied 42 place count 111 transition count 181
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 45 place count 108 transition count 178
Iterating global reduction 0 with 3 rules applied. Total rules applied 48 place count 108 transition count 178
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 51 place count 105 transition count 175
Iterating global reduction 0 with 3 rules applied. Total rules applied 54 place count 105 transition count 175
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 56 place count 103 transition count 173
Iterating global reduction 0 with 2 rules applied. Total rules applied 58 place count 103 transition count 173
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 60 place count 101 transition count 171
Iterating global reduction 0 with 2 rules applied. Total rules applied 62 place count 101 transition count 171
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 63 place count 100 transition count 170
Iterating global reduction 0 with 1 rules applied. Total rules applied 64 place count 100 transition count 170
Applied a total of 64 rules in 6 ms. Remains 100 /132 variables (removed 32) and now considering 170/202 (removed 32) transitions.
// Phase 1: matrix 170 rows 100 cols
[2023-03-12 17:50:53] [INFO ] Computed 1 place invariants in 3 ms
[2023-03-12 17:50:53] [INFO ] Implicit Places using invariants in 47 ms returned []
[2023-03-12 17:50:53] [INFO ] Invariant cache hit.
[2023-03-12 17:50:54] [INFO ] Implicit Places using invariants and state equation in 77 ms returned []
Implicit Place search using SMT with State Equation took 130 ms to find 0 implicit places.
[2023-03-12 17:50:54] [INFO ] Invariant cache hit.
[2023-03-12 17:50:54] [INFO ] Dead Transitions using invariants and state equation in 82 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 100/132 places, 170/202 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 219 ms. Remains : 100/132 places, 170/202 transitions.
Stuttering acceptance computed with spot in 143 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : BART-COL-010-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(OR (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}, { cond=(AND p0 p1), acceptance={} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 1}, { cond=p1, acceptance={} source=2 dest: 2}]], initial=0, aps=[p0:(AND (GEQ s1 1) (OR (GEQ s20 1) (GEQ s24 1) (GEQ s12 1) (GEQ s68 1) (GEQ s16 1) (GEQ s60 1) (GEQ s8 1) (GEQ s64 1) (GEQ s52 1) (GEQ s56 1) (GEQ s43 1) ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 0 reset in 369 ms.
Stack based approach found an accepted trace after 1940 steps with 0 reset with depth 1941 and stack size 1941 in 8 ms.
FORMULA BART-COL-010-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property BART-COL-010-LTLFireability-06 finished in 768 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 68 out of 132 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 132/132 places, 202/202 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 129 transition count 199
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 129 transition count 199
Applied a total of 6 rules in 5 ms. Remains 129 /132 variables (removed 3) and now considering 199/202 (removed 3) transitions.
// Phase 1: matrix 199 rows 129 cols
[2023-03-12 17:50:54] [INFO ] Computed 1 place invariants in 2 ms
[2023-03-12 17:50:54] [INFO ] Implicit Places using invariants in 100 ms returned []
[2023-03-12 17:50:54] [INFO ] Invariant cache hit.
[2023-03-12 17:50:54] [INFO ] Implicit Places using invariants and state equation in 129 ms returned []
Implicit Place search using SMT with State Equation took 233 ms to find 0 implicit places.
[2023-03-12 17:50:54] [INFO ] Invariant cache hit.
[2023-03-12 17:50:55] [INFO ] Dead Transitions using invariants and state equation in 181 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 129/132 places, 199/202 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 421 ms. Remains : 129/132 places, 199/202 transitions.
Stuttering acceptance computed with spot in 105 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BART-COL-010-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (GEQ s20 1) (GEQ s121 1) (GEQ s22 1) (GEQ s119 1) (GEQ s24 1) (GEQ s125 1) (GEQ s26 1) (GEQ s123 1) (GEQ s12 1) (GEQ s113 1) (GEQ s14 1) (GEQ s111 ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 50000 reset in 312 ms.
Product exploration explored 100000 steps with 50000 reset in 259 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 186 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BART-COL-010-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BART-COL-010-LTLFireability-07 finished in 1326 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(p0)) U X(!p1)))'
Support contains 2 out of 132 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 132/132 places, 202/202 transitions.
Discarding 32 places :
Symmetric choice reduction at 0 with 32 rule applications. Total rules 32 place count 100 transition count 170
Iterating global reduction 0 with 32 rules applied. Total rules applied 64 place count 100 transition count 170
Discarding 27 places :
Symmetric choice reduction at 0 with 27 rule applications. Total rules 91 place count 73 transition count 143
Iterating global reduction 0 with 27 rules applied. Total rules applied 118 place count 73 transition count 143
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 122 place count 69 transition count 139
Iterating global reduction 0 with 4 rules applied. Total rules applied 126 place count 69 transition count 139
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 129 place count 66 transition count 136
Iterating global reduction 0 with 3 rules applied. Total rules applied 132 place count 66 transition count 136
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 135 place count 63 transition count 133
Iterating global reduction 0 with 3 rules applied. Total rules applied 138 place count 63 transition count 133
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 141 place count 60 transition count 130
Iterating global reduction 0 with 3 rules applied. Total rules applied 144 place count 60 transition count 130
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 147 place count 57 transition count 127
Iterating global reduction 0 with 3 rules applied. Total rules applied 150 place count 57 transition count 127
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 153 place count 54 transition count 124
Iterating global reduction 0 with 3 rules applied. Total rules applied 156 place count 54 transition count 124
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 158 place count 52 transition count 122
Iterating global reduction 0 with 2 rules applied. Total rules applied 160 place count 52 transition count 122
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 162 place count 50 transition count 120
Iterating global reduction 0 with 2 rules applied. Total rules applied 164 place count 50 transition count 120
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 165 place count 49 transition count 119
Iterating global reduction 0 with 1 rules applied. Total rules applied 166 place count 49 transition count 119
Applied a total of 166 rules in 15 ms. Remains 49 /132 variables (removed 83) and now considering 119/202 (removed 83) transitions.
// Phase 1: matrix 119 rows 49 cols
[2023-03-12 17:50:56] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-12 17:50:56] [INFO ] Implicit Places using invariants in 50 ms returned []
[2023-03-12 17:50:56] [INFO ] Invariant cache hit.
[2023-03-12 17:50:56] [INFO ] Implicit Places using invariants and state equation in 101 ms returned []
Implicit Place search using SMT with State Equation took 166 ms to find 0 implicit places.
[2023-03-12 17:50:56] [INFO ] Invariant cache hit.
[2023-03-12 17:50:56] [INFO ] Dead Transitions using invariants and state equation in 66 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 49/132 places, 119/202 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 248 ms. Remains : 49/132 places, 119/202 transitions.
Stuttering acceptance computed with spot in 154 ms :[p1, true, p1, p1]
Running random walk in product with property : BART-COL-010-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 2}, { cond=p0, acceptance={} source=0 dest: 3}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 1}], [{ cond=(AND (NOT p0) p1), acceptance={0} source=3 dest: 1}, { cond=(AND p0 p1), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(GEQ s1 1), p1:(GEQ s0 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]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA BART-COL-010-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BART-COL-010-LTLFireability-09 finished in 440 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((G(!p0)||(F((G(F(!p2))||(X(F(!p2))&&p3)))&&p1)))))'
Support contains 69 out of 132 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 132/132 places, 202/202 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 132 transition count 201
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 131 transition count 201
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 10 place count 127 transition count 197
Applied a total of 10 rules in 32 ms. Remains 127 /132 variables (removed 5) and now considering 197/202 (removed 5) transitions.
// Phase 1: matrix 197 rows 127 cols
[2023-03-12 17:50:56] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-12 17:50:56] [INFO ] Implicit Places using invariants in 73 ms returned []
[2023-03-12 17:50:56] [INFO ] Invariant cache hit.
[2023-03-12 17:50:56] [INFO ] Implicit Places using invariants and state equation in 127 ms returned []
Implicit Place search using SMT with State Equation took 215 ms to find 0 implicit places.
[2023-03-12 17:50:56] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-12 17:50:56] [INFO ] Invariant cache hit.
[2023-03-12 17:50:56] [INFO ] Dead Transitions using invariants and state equation in 107 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 127/132 places, 197/202 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 398 ms. Remains : 127/132 places, 197/202 transitions.
Stuttering acceptance computed with spot in 183 ms :[(OR (AND p0 (NOT p1)) (AND p0 p2)), (AND p0 (NOT p1)), (AND p0 p2)]
Running random walk in product with property : BART-COL-010-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=0 dest: 1}, { cond=(AND p0 p2), acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p0) p2), acceptance={} source=2 dest: 2}, { cond=(AND p0 p2), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(OR (GEQ s20 1) (GEQ s119 1) (GEQ s22 1) (GEQ s117 1) (GEQ s24 1) (GEQ s123 1) (GEQ s26 1) (GEQ s121 1) (GEQ s12 1) (GEQ s111 1) (GEQ s14 1) (GEQ s109 ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 273 reset in 414 ms.
Stack based approach found an accepted trace after 15046 steps with 25 reset with depth 270 and stack size 270 in 53 ms.
FORMULA BART-COL-010-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property BART-COL-010-LTLFireability-10 finished in 1108 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 68 out of 132 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 132/132 places, 202/202 transitions.
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 132 transition count 199
Reduce places removed 3 places and 0 transitions.
Performed 27 Post agglomeration using F-continuation condition.Transition count delta: 27
Iterating post reduction 1 with 30 rules applied. Total rules applied 33 place count 129 transition count 172
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 2 with 27 rules applied. Total rules applied 60 place count 102 transition count 172
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 61 place count 101 transition count 171
Iterating global reduction 3 with 1 rules applied. Total rules applied 62 place count 101 transition count 171
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 70 place count 97 transition count 167
Applied a total of 70 rules in 14 ms. Remains 97 /132 variables (removed 35) and now considering 167/202 (removed 35) transitions.
// Phase 1: matrix 167 rows 97 cols
[2023-03-12 17:50:57] [INFO ] Computed 1 place invariants in 2 ms
[2023-03-12 17:50:57] [INFO ] Implicit Places using invariants in 64 ms returned []
[2023-03-12 17:50:57] [INFO ] Invariant cache hit.
[2023-03-12 17:50:57] [INFO ] Implicit Places using invariants and state equation in 106 ms returned []
Implicit Place search using SMT with State Equation took 172 ms to find 0 implicit places.
[2023-03-12 17:50:57] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-12 17:50:57] [INFO ] Invariant cache hit.
[2023-03-12 17:50:57] [INFO ] Dead Transitions using invariants and state equation in 138 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 97/132 places, 167/202 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 349 ms. Remains : 97/132 places, 167/202 transitions.
Stuttering acceptance computed with spot in 128 ms :[p0, p0]
Running random walk in product with property : BART-COL-010-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (GEQ s19 1) (GEQ s89 1) (GEQ s21 1) (GEQ s87 1) (GEQ s23 1) (GEQ s93 1) (GEQ s25 1) (GEQ s91 1) (GEQ s11 1) (GEQ s81 1) (GEQ s13 1) (GEQ s79 1) (GE...], 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 10 reset in 176 ms.
Stack based approach found an accepted trace after 3513 steps with 0 reset with depth 3514 and stack size 3514 in 9 ms.
FORMULA BART-COL-010-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property BART-COL-010-LTLFireability-11 finished in 689 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((!p0||G(p1)))))'
Support contains 10 out of 132 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 132/132 places, 202/202 transitions.
Discarding 23 places :
Symmetric choice reduction at 0 with 23 rule applications. Total rules 23 place count 109 transition count 179
Iterating global reduction 0 with 23 rules applied. Total rules applied 46 place count 109 transition count 179
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 65 place count 90 transition count 160
Iterating global reduction 0 with 19 rules applied. Total rules applied 84 place count 90 transition count 160
Applied a total of 84 rules in 6 ms. Remains 90 /132 variables (removed 42) and now considering 160/202 (removed 42) transitions.
// Phase 1: matrix 160 rows 90 cols
[2023-03-12 17:50:58] [INFO ] Computed 1 place invariants in 2 ms
[2023-03-12 17:50:58] [INFO ] Implicit Places using invariants in 77 ms returned []
[2023-03-12 17:50:58] [INFO ] Invariant cache hit.
[2023-03-12 17:50:58] [INFO ] Implicit Places using invariants and state equation in 146 ms returned []
Implicit Place search using SMT with State Equation took 238 ms to find 0 implicit places.
[2023-03-12 17:50:58] [INFO ] Invariant cache hit.
[2023-03-12 17:50:58] [INFO ] Dead Transitions using invariants and state equation in 300 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 90/132 places, 160/202 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 558 ms. Remains : 90/132 places, 160/202 transitions.
Stuttering acceptance computed with spot in 127 ms :[(AND (NOT p1) p0), (AND (NOT p1) p0)]
Running random walk in product with property : BART-COL-010-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(AND p1 p0), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}]], initial=1, aps=[p1:(OR (GEQ s78 1) (GEQ s77 1) (GEQ s85 1) (GEQ s88 1) (GEQ s86 1) (GEQ s87 1) (GEQ s42 1) (GEQ s41 1) (GEQ s79 1)), p0:(GEQ s1 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 50000 reset in 189 ms.
Product exploration explored 100000 steps with 50000 reset in 201 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) (NOT p0)), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND p1 p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND p1 p0))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Property proved to be true thanks to knowledge :(AND (NOT p1) (NOT p0))
Knowledge based reduction with 5 factoid took 161 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BART-COL-010-LTLFireability-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BART-COL-010-LTLFireability-12 finished in 1295 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((!p0||X((G(F(p1)) U !p1)))))'
Support contains 10 out of 132 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 132/132 places, 202/202 transitions.
Discarding 23 places :
Symmetric choice reduction at 0 with 23 rule applications. Total rules 23 place count 109 transition count 179
Iterating global reduction 0 with 23 rules applied. Total rules applied 46 place count 109 transition count 179
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 65 place count 90 transition count 160
Iterating global reduction 0 with 19 rules applied. Total rules applied 84 place count 90 transition count 160
Applied a total of 84 rules in 14 ms. Remains 90 /132 variables (removed 42) and now considering 160/202 (removed 42) transitions.
[2023-03-12 17:50:59] [INFO ] Invariant cache hit.
[2023-03-12 17:50:59] [INFO ] Implicit Places using invariants in 65 ms returned []
[2023-03-12 17:50:59] [INFO ] Invariant cache hit.
[2023-03-12 17:50:59] [INFO ] Implicit Places using invariants and state equation in 93 ms returned []
Implicit Place search using SMT with State Equation took 174 ms to find 0 implicit places.
[2023-03-12 17:50:59] [INFO ] Invariant cache hit.
[2023-03-12 17:50:59] [INFO ] Dead Transitions using invariants and state equation in 227 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 90/132 places, 160/202 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 427 ms. Remains : 90/132 places, 160/202 transitions.
Stuttering acceptance computed with spot in 317 ms :[(AND p0 p1), (AND p0 p1), p1, (NOT p1), (NOT p1)]
Running random walk in product with property : BART-COL-010-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 2}], [{ cond=p1, acceptance={0} source=2 dest: 2}, { cond=p1, acceptance={0} source=2 dest: 3}], [{ cond=true, acceptance={} source=3 dest: 3}, { cond=(NOT p1), acceptance={} source=3 dest: 4}], [{ cond=(NOT p1), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p0:(GEQ s0 1), p1:(OR (GEQ s78 1) (GEQ s77 1) (GEQ s85 1) (GEQ s88 1) (GEQ s86 1) (GEQ s87 1) (GEQ s42 1) (GEQ s41 1) (GEQ s79 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 32688 reset in 158 ms.
Product exploration explored 100000 steps with 32670 reset in 256 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X p0)]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 2 factoid took 262 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 5 states, 7 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 228 ms :[p1, p1, p1, (NOT p1), (NOT p1)]
Finished random walk after 89 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=29 )
Knowledge obtained : [(AND p0 (NOT p1)), (X p0)]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1))), (F p1)]
Knowledge based reduction with 2 factoid took 253 ms. Reduced automaton from 5 states, 7 edges and 1 AP (stutter sensitive) to 5 states, 7 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 352 ms :[p1, p1, p1, (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 354 ms :[p1, p1, p1, (NOT p1), (NOT p1)]
Support contains 9 out of 90 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 90/90 places, 160/160 transitions.
Applied a total of 0 rules in 2 ms. Remains 90 /90 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2023-03-12 17:51:02] [INFO ] Invariant cache hit.
[2023-03-12 17:51:02] [INFO ] Implicit Places using invariants in 41 ms returned []
[2023-03-12 17:51:02] [INFO ] Invariant cache hit.
[2023-03-12 17:51:02] [INFO ] Implicit Places using invariants and state equation in 66 ms returned []
Implicit Place search using SMT with State Equation took 109 ms to find 0 implicit places.
[2023-03-12 17:51:02] [INFO ] Invariant cache hit.
[2023-03-12 17:51:02] [INFO ] Dead Transitions using invariants and state equation in 202 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 314 ms. Remains : 90/90 places, 160/160 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 p1)]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 1 factoid took 131 ms. Reduced automaton from 5 states, 7 edges and 1 AP (stutter sensitive) to 5 states, 7 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 300 ms :[p1, p1, p1, (NOT p1), (NOT p1)]
Finished random walk after 12 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=12 )
Knowledge obtained : [(NOT p1)]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1))), (F p1)]
Knowledge based reduction with 1 factoid took 244 ms. Reduced automaton from 5 states, 7 edges and 1 AP (stutter sensitive) to 5 states, 7 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 293 ms :[p1, p1, p1, (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 366 ms :[p1, p1, p1, (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 346 ms :[p1, p1, p1, (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 32893 reset in 152 ms.
Product exploration explored 100000 steps with 32902 reset in 146 ms.
Applying partial POR strategy [false, false, true, true, true]
Stuttering acceptance computed with spot in 334 ms :[p1, p1, p1, (NOT p1), (NOT p1)]
Support contains 9 out of 90 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 90/90 places, 160/160 transitions.
Graph (trivial) has 141 edges and 90 vertex of which 41 / 90 are part of one of the 1 SCC in 1 ms
Free SCC test removed 40 places
Ensure Unique test removed 75 transitions
Reduce isomorphic transitions removed 75 transitions.
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 10 rules applied. Total rules applied 11 place count 50 transition count 85
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 20 place count 50 transition count 76
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 20 place count 50 transition count 76
Deduced a syphon composed of 14 places in 0 ms
Iterating global reduction 2 with 4 rules applied. Total rules applied 24 place count 50 transition count 76
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 25 place count 49 transition count 75
Deduced a syphon composed of 13 places in 0 ms
Iterating global reduction 2 with 1 rules applied. Total rules applied 26 place count 49 transition count 75
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 30 places in 0 ms
Iterating global reduction 2 with 17 rules applied. Total rules applied 43 place count 49 transition count 75
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 2 with 16 rules applied. Total rules applied 59 place count 49 transition count 59
Discarding 17 places :
Symmetric choice reduction at 3 with 17 rule applications. Total rules 76 place count 32 transition count 42
Deduced a syphon composed of 13 places in 1 ms
Iterating global reduction 3 with 17 rules applied. Total rules applied 93 place count 32 transition count 42
Deduced a syphon composed of 13 places in 0 ms
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 94 place count 32 transition count 41
Deduced a syphon composed of 13 places in 0 ms
Applied a total of 94 rules in 12 ms. Remains 32 /90 variables (removed 58) and now considering 41/160 (removed 119) transitions.
[2023-03-12 17:51:05] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 41 rows 32 cols
[2023-03-12 17:51:05] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-12 17:51:05] [INFO ] Dead Transitions using invariants and state equation in 70 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 32/90 places, 41/160 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 90 ms. Remains : 32/90 places, 41/160 transitions.
Support contains 9 out of 90 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 90/90 places, 160/160 transitions.
Applied a total of 0 rules in 3 ms. Remains 90 /90 variables (removed 0) and now considering 160/160 (removed 0) transitions.
// Phase 1: matrix 160 rows 90 cols
[2023-03-12 17:51:05] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-12 17:51:05] [INFO ] Implicit Places using invariants in 42 ms returned []
[2023-03-12 17:51:05] [INFO ] Invariant cache hit.
[2023-03-12 17:51:05] [INFO ] Implicit Places using invariants and state equation in 84 ms returned []
Implicit Place search using SMT with State Equation took 156 ms to find 0 implicit places.
[2023-03-12 17:51:05] [INFO ] Invariant cache hit.
[2023-03-12 17:51:05] [INFO ] Dead Transitions using invariants and state equation in 128 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 288 ms. Remains : 90/90 places, 160/160 transitions.
Treatment of property BART-COL-010-LTLFireability-13 finished in 5881 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||G((p0||G(p1)))) U p2)))'
Support contains 99 out of 132 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 132/132 places, 202/202 transitions.
Applied a total of 0 rules in 0 ms. Remains 132 /132 variables (removed 0) and now considering 202/202 (removed 0) transitions.
// Phase 1: matrix 202 rows 132 cols
[2023-03-12 17:51:05] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-12 17:51:05] [INFO ] Implicit Places using invariants in 60 ms returned []
[2023-03-12 17:51:05] [INFO ] Invariant cache hit.
[2023-03-12 17:51:05] [INFO ] Implicit Places using invariants and state equation in 142 ms returned []
Implicit Place search using SMT with State Equation took 205 ms to find 0 implicit places.
[2023-03-12 17:51:05] [INFO ] Invariant cache hit.
[2023-03-12 17:51:05] [INFO ] Dead Transitions using invariants and state equation in 110 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 318 ms. Remains : 132/132 places, 202/202 transitions.
Stuttering acceptance computed with spot in 239 ms :[(NOT p2), (NOT p2), true, (NOT p1)]
Running random walk in product with property : BART-COL-010-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(OR (AND (NOT p2) p0) (AND (NOT p2) p1)), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p2) (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 2}, { cond=(AND (NOT p2) (NOT p0) p1), acceptance={0} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={} source=3 dest: 2}, { cond=p1, acceptance={} source=3 dest: 3}]], initial=0, aps=[p2:(OR (GEQ s20 1) (GEQ s24 1) (GEQ s12 1) (GEQ s73 1) (GEQ s16 1) (GEQ s65 1) (GEQ s8 1) (GEQ s69 1) (GEQ s57 1) (GEQ s61 1) (GEQ s48 1) (GEQ s105 1) (GE...], 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]]
Entered a terminal (fully accepting) state of product in 23 steps with 5 reset in 1 ms.
FORMULA BART-COL-010-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BART-COL-010-LTLFireability-14 finished in 573 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(F(p1))))'
Support contains 10 out of 132 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 132/132 places, 202/202 transitions.
Discarding 23 places :
Symmetric choice reduction at 0 with 23 rule applications. Total rules 23 place count 109 transition count 179
Iterating global reduction 0 with 23 rules applied. Total rules applied 46 place count 109 transition count 179
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 65 place count 90 transition count 160
Iterating global reduction 0 with 19 rules applied. Total rules applied 84 place count 90 transition count 160
Applied a total of 84 rules in 3 ms. Remains 90 /132 variables (removed 42) and now considering 160/202 (removed 42) transitions.
// Phase 1: matrix 160 rows 90 cols
[2023-03-12 17:51:06] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-12 17:51:06] [INFO ] Implicit Places using invariants in 29 ms returned []
[2023-03-12 17:51:06] [INFO ] Invariant cache hit.
[2023-03-12 17:51:06] [INFO ] Implicit Places using invariants and state equation in 68 ms returned []
Implicit Place search using SMT with State Equation took 105 ms to find 0 implicit places.
[2023-03-12 17:51:06] [INFO ] Invariant cache hit.
[2023-03-12 17:51:06] [INFO ] Dead Transitions using invariants and state equation in 181 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 90/132 places, 160/202 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 290 ms. Remains : 90/132 places, 160/202 transitions.
Stuttering acceptance computed with spot in 129 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : BART-COL-010-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 2}]], initial=1, aps=[p1:(GEQ s0 1), p0:(OR (GEQ s78 1) (GEQ s77 1) (GEQ s85 1) (GEQ s88 1) (GEQ s86 1) (GEQ s87 1) (GEQ s42 1) (GEQ s41 1) (GEQ s79 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 50000 reset in 193 ms.
Product exploration explored 100000 steps with 50000 reset in 149 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT (AND p0 (NOT p1)))), (X p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p1)), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p1)
Knowledge based reduction with 7 factoid took 215 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BART-COL-010-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BART-COL-010-LTLFireability-15 finished in 1049 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(((p1 U p2)||G(F(p3))||p0)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((!p0||X((G(F(p1)) U !p1)))))'
[2023-03-12 17:51:07] [INFO ] Flatten gal took : 56 ms
[2023-03-12 17:51:07] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLFireability.sr.xml took 3 ms.
[2023-03-12 17:51:07] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 132 places, 202 transitions and 404 arcs took 2 ms.
Total runtime 35856 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1571/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1571/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : BART-COL-010-LTLFireability-04
Could not compute solution for formula : BART-COL-010-LTLFireability-13

BK_STOP 1678643468850

--------------------
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 BART-COL-010-LTLFireability-04
ltl formula formula --ltl=/tmp/1571/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 132 places, 202 transitions and 404 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 0.050 real 0.000 user 0.030 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1571/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1571/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1571/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1571/ltl_0_
pnml2lts-mc( 2/ 4), ** error **: more than 30 predicates in buchi automaton are currently not supported
*** 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:
ltl formula name BART-COL-010-LTLFireability-13
ltl formula formula --ltl=/tmp/1571/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 132 places, 202 transitions and 404 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1571/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1571/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1571/ltl_1_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.050 real 0.010 user 0.020 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1571/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 5 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
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="BART-COL-010"
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 BART-COL-010, 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 r009-oct2-167813598300708"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BART-COL-010.tgz
mv BART-COL-010 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 ;