Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r241-tall-171649628200148.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5568
Executing tool gold2023
Input is LamportFastMutEx-COL-6, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r241-tall-171649628200148
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 440K
-rw-r--r-- 1 mcc users 5.7K Apr 13 07:44 CTLCardinality.txt
-rw-r--r-- 1 mcc users 55K Apr 13 07:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Apr 13 07:41 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K Apr 13 07:41 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K Apr 22 14:51 LTLCardinality.txt
-rw-r--r-- 1 mcc users 21K Apr 22 14:51 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Apr 22 14:51 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 22 14:51 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.2K Apr 13 07:51 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 69K Apr 13 07:51 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 13 07:49 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 78K Apr 13 07:49 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 22 14:51 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:51 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:42 equiv_pt
-rw-r--r-- 1 mcc users 2 May 18 16:42 instance
-rw-r--r-- 1 mcc users 5 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 42K May 18 16:42 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 LamportFastMutEx-COL-6-LTLFireability-00
FORMULA_NAME LamportFastMutEx-COL-6-LTLFireability-01
FORMULA_NAME LamportFastMutEx-COL-6-LTLFireability-02
FORMULA_NAME LamportFastMutEx-COL-6-LTLFireability-03
FORMULA_NAME LamportFastMutEx-COL-6-LTLFireability-04
FORMULA_NAME LamportFastMutEx-COL-6-LTLFireability-05
FORMULA_NAME LamportFastMutEx-COL-6-LTLFireability-06
FORMULA_NAME LamportFastMutEx-COL-6-LTLFireability-07
FORMULA_NAME LamportFastMutEx-COL-6-LTLFireability-08
FORMULA_NAME LamportFastMutEx-COL-6-LTLFireability-09
FORMULA_NAME LamportFastMutEx-COL-6-LTLFireability-10
FORMULA_NAME LamportFastMutEx-COL-6-LTLFireability-11
FORMULA_NAME LamportFastMutEx-COL-6-LTLFireability-12
FORMULA_NAME LamportFastMutEx-COL-6-LTLFireability-13
FORMULA_NAME LamportFastMutEx-COL-6-LTLFireability-14
FORMULA_NAME LamportFastMutEx-COL-6-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1716553593217

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=gold2023
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=LamportFastMutEx-COL-6
Not applying reductions.
Model is COL
LTLFireability COL
Running Version 202304061127
[2024-05-24 12:26:34] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-24 12:26:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-24 12:26:34] [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.
[2024-05-24 12:26:35] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-24 12:26:35] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 676 ms
[2024-05-24 12:26:35] [INFO ] Imported 18 HL places and 17 HL transitions for a total of 217 PT places and 525.0 transition bindings in 15 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 8 ms.
Working with output stream class java.io.PrintStream
[2024-05-24 12:26:35] [INFO ] Built PT skeleton of HLPN with 18 places and 17 transitions 68 arcs in 4 ms.
[2024-05-24 12:26:35] [INFO ] Skeletonized 13 HLPN properties in 1 ms. Removed 3 properties that had guard overlaps.
Initial state reduction rules removed 2 formulas.
FORMULA LamportFastMutEx-COL-6-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-COL-6-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 3 stabilizing places and 0 stable transitions
Remains 11 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Finished random walk after 136 steps, including 0 resets, run visited all 10 properties in 9 ms. (steps per millisecond=15 )
Parikh walk visited 0 properties in 0 ms.
[2024-05-24 12:26:35] [INFO ] Flatten gal took : 12 ms
[2024-05-24 12:26:35] [INFO ] Flatten gal took : 2 ms
Domain [pid(7), pid(7)] of place P_wait breaks symmetries in sort pid
Symmetric sort wr.t. initial and guards and successors and join/free detected :P_bool
Arc [3:1*[$i, 1]] contains constants of sort P_bool
Transition T_setbi_2 : constants on arcs in [[3:1*[$i, 1]]] introduces in P_bool(2) partition with 1 elements that refines current partition to 2 subsets.
[2024-05-24 12:26:35] [INFO ] Unfolded HLPN to a Petri net with 217 places and 420 transitions 1834 arcs in 19 ms.
[2024-05-24 12:26:35] [INFO ] Unfolded 14 HLPN properties in 0 ms.
Deduced a syphon composed of 41 places in 2 ms
Reduce places removed 41 places and 66 transitions.
Support contains 158 out of 176 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 176/176 places, 354/354 transitions.
Applied a total of 0 rules in 10 ms. Remains 176 /176 variables (removed 0) and now considering 354/354 (removed 0) transitions.
[2024-05-24 12:26:35] [INFO ] Flow matrix only has 264 transitions (discarded 90 similar events)
// Phase 1: matrix 264 rows 176 cols
[2024-05-24 12:26:35] [INFO ] Computed 50 invariants in 7 ms
[2024-05-24 12:26:35] [INFO ] Implicit Places using invariants in 172 ms returned []
[2024-05-24 12:26:35] [INFO ] Flow matrix only has 264 transitions (discarded 90 similar events)
[2024-05-24 12:26:35] [INFO ] Invariant cache hit.
[2024-05-24 12:26:36] [INFO ] State equation strengthened by 72 read => feed constraints.
[2024-05-24 12:26:36] [INFO ] Implicit Places using invariants and state equation in 192 ms returned []
Implicit Place search using SMT with State Equation took 366 ms to find 0 implicit places.
[2024-05-24 12:26:36] [INFO ] Flow matrix only has 264 transitions (discarded 90 similar events)
[2024-05-24 12:26:36] [INFO ] Invariant cache hit.
[2024-05-24 12:26:36] [INFO ] Dead Transitions using invariants and state equation in 169 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 548 ms. Remains : 176/176 places, 354/354 transitions.
Support contains 158 out of 176 places after structural reductions.
[2024-05-24 12:26:36] [INFO ] Flatten gal took : 33 ms
[2024-05-24 12:26:36] [INFO ] Flatten gal took : 33 ms
[2024-05-24 12:26:36] [INFO ] Input system was already deterministic with 354 transitions.
Finished random walk after 343 steps, including 0 resets, run visited all 14 properties in 19 ms. (steps per millisecond=18 )
Parikh walk visited 0 properties in 0 ms.
FORMULA LamportFastMutEx-COL-6-LTLFireability-04 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 1 stabilizing places and 6 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(((p1 U p2)||p0))))'
Support contains 61 out of 176 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 : 176/176 places, 354/354 transitions.
Applied a total of 0 rules in 21 ms. Remains 176 /176 variables (removed 0) and now considering 354/354 (removed 0) transitions.
[2024-05-24 12:26:36] [INFO ] Flow matrix only has 264 transitions (discarded 90 similar events)
[2024-05-24 12:26:36] [INFO ] Invariant cache hit.
[2024-05-24 12:26:36] [INFO ] Implicit Places using invariants in 83 ms returned []
[2024-05-24 12:26:36] [INFO ] Flow matrix only has 264 transitions (discarded 90 similar events)
[2024-05-24 12:26:36] [INFO ] Invariant cache hit.
[2024-05-24 12:26:37] [INFO ] State equation strengthened by 72 read => feed constraints.
[2024-05-24 12:26:37] [INFO ] Implicit Places using invariants and state equation in 203 ms returned []
Implicit Place search using SMT with State Equation took 288 ms to find 0 implicit places.
[2024-05-24 12:26:37] [INFO ] Redundant transitions in 24 ms returned []
[2024-05-24 12:26:37] [INFO ] Flow matrix only has 264 transitions (discarded 90 similar events)
[2024-05-24 12:26:37] [INFO ] Invariant cache hit.
[2024-05-24 12:26:37] [INFO ] Dead Transitions using invariants and state equation in 144 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 485 ms. Remains : 176/176 places, 354/354 transitions.
ANTLR Tool version 4.9.3 used for code generation does not match the current runtime version 4.7.2ANTLR Runtime version 4.9.3 used for parser compilation does not match the current runtime version 4.7.2ANTLR Tool version 4.9.3 used for code generation does not match the current runtime version 4.7.2ANTLR Runtime version 4.9.3 used for parser compilation does not match the current runtime version 4.7.2Stuttering acceptance computed with spot in 165 ms :[(AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0))]
Running random walk in product with property : LamportFastMutEx-COL-6-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p2) (NOT p0)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p2:(OR (AND (GEQ s26 1) (GEQ s83 1) (GEQ s111 1)) (AND (GEQ s24 1) (GEQ s100 1) (GEQ s114 1)) (AND (GEQ s22 1) (GEQ s93 1) (GEQ s113 1)) (AND (GEQ s30 1) ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 7415 reset in 600 ms.
Product exploration explored 100000 steps with 7411 reset in 542 ms.
Computed a total of 1 stabilizing places and 6 stable transitions
Computed a total of 1 stabilizing places and 6 stable transitions
Knowledge obtained : [(AND (NOT p2) (NOT p0)), (X (AND (NOT p2) (NOT p0))), (X (X (AND (NOT p2) (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 140 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 79 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Finished random walk after 13 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=13 )
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [(AND (NOT p2) (NOT p0)), (X (AND (NOT p2) (NOT p0))), (X (X (AND (NOT p2) (NOT p0))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 3 factoid took 106 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 88 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 62 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
[2024-05-24 12:26:39] [INFO ] Flow matrix only has 264 transitions (discarded 90 similar events)
[2024-05-24 12:26:39] [INFO ] Invariant cache hit.
[2024-05-24 12:26:39] [INFO ] [Real]Absence check using 50 positive place invariants in 19 ms returned sat
[2024-05-24 12:26:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2024-05-24 12:26:39] [INFO ] [Real]Absence check using state equation in 119 ms returned sat
[2024-05-24 12:26:39] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 12:26:40] [INFO ] [Nat]Absence check using 50 positive place invariants in 18 ms returned sat
[2024-05-24 12:26:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2024-05-24 12:26:40] [INFO ] [Nat]Absence check using state equation in 104 ms returned sat
[2024-05-24 12:26:40] [INFO ] State equation strengthened by 72 read => feed constraints.
[2024-05-24 12:26:40] [INFO ] [Nat]Added 72 Read/Feed constraints in 16 ms returned sat
[2024-05-24 12:26:40] [INFO ] Deduced a trap composed of 29 places in 77 ms of which 2 ms to minimize.
[2024-05-24 12:26:40] [INFO ] Deduced a trap composed of 12 places in 75 ms of which 1 ms to minimize.
[2024-05-24 12:26:40] [INFO ] Deduced a trap composed of 9 places in 77 ms of which 14 ms to minimize.
[2024-05-24 12:26:40] [INFO ] Deduced a trap composed of 15 places in 60 ms of which 1 ms to minimize.
[2024-05-24 12:26:40] [INFO ] Deduced a trap composed of 14 places in 69 ms of which 1 ms to minimize.
[2024-05-24 12:26:40] [INFO ] Deduced a trap composed of 13 places in 67 ms of which 1 ms to minimize.
[2024-05-24 12:26:40] [INFO ] Deduced a trap composed of 15 places in 68 ms of which 0 ms to minimize.
[2024-05-24 12:26:40] [INFO ] Deduced a trap composed of 22 places in 60 ms of which 1 ms to minimize.
[2024-05-24 12:26:41] [INFO ] Deduced a trap composed of 21 places in 60 ms of which 1 ms to minimize.
[2024-05-24 12:26:41] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 734 ms
[2024-05-24 12:26:41] [INFO ] Computed and/alt/rep : 234/1218/234 causal constraints (skipped 24 transitions) in 19 ms.
[2024-05-24 12:26:41] [INFO ] Added : 136 causal constraints over 28 iterations in 716 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p2))
Support contains 61 out of 176 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 : 176/176 places, 354/354 transitions.
Applied a total of 0 rules in 17 ms. Remains 176 /176 variables (removed 0) and now considering 354/354 (removed 0) transitions.
[2024-05-24 12:26:41] [INFO ] Flow matrix only has 264 transitions (discarded 90 similar events)
[2024-05-24 12:26:41] [INFO ] Invariant cache hit.
[2024-05-24 12:26:41] [INFO ] Implicit Places using invariants in 81 ms returned []
[2024-05-24 12:26:41] [INFO ] Flow matrix only has 264 transitions (discarded 90 similar events)
[2024-05-24 12:26:41] [INFO ] Invariant cache hit.
[2024-05-24 12:26:41] [INFO ] State equation strengthened by 72 read => feed constraints.
[2024-05-24 12:26:42] [INFO ] Implicit Places using invariants and state equation in 206 ms returned []
Implicit Place search using SMT with State Equation took 289 ms to find 0 implicit places.
[2024-05-24 12:26:42] [INFO ] Redundant transitions in 5 ms returned []
[2024-05-24 12:26:42] [INFO ] Flow matrix only has 264 transitions (discarded 90 similar events)
[2024-05-24 12:26:42] [INFO ] Invariant cache hit.
[2024-05-24 12:26:42] [INFO ] Dead Transitions using invariants and state equation in 141 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 463 ms. Remains : 176/176 places, 354/354 transitions.
Computed a total of 1 stabilizing places and 6 stable transitions
Computed a total of 1 stabilizing places and 6 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (X (AND (NOT p0) (NOT p2))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 139 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 66 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Finished random walk after 9 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=4 )
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [(AND (NOT p0) (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (X (AND (NOT p0) (NOT p2))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p2))))]
Knowledge based reduction with 3 factoid took 101 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 71 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
[2024-05-24 12:26:42] [INFO ] Flow matrix only has 264 transitions (discarded 90 similar events)
[2024-05-24 12:26:42] [INFO ] Invariant cache hit.
[2024-05-24 12:26:43] [INFO ] [Real]Absence check using 50 positive place invariants in 18 ms returned sat
[2024-05-24 12:26:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2024-05-24 12:26:43] [INFO ] [Real]Absence check using state equation in 120 ms returned sat
[2024-05-24 12:26:43] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 12:26:43] [INFO ] [Nat]Absence check using 50 positive place invariants in 15 ms returned sat
[2024-05-24 12:26:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2024-05-24 12:26:43] [INFO ] [Nat]Absence check using state equation in 90 ms returned sat
[2024-05-24 12:26:43] [INFO ] State equation strengthened by 72 read => feed constraints.
[2024-05-24 12:26:43] [INFO ] [Nat]Added 72 Read/Feed constraints in 12 ms returned sat
[2024-05-24 12:26:43] [INFO ] Deduced a trap composed of 29 places in 60 ms of which 0 ms to minimize.
[2024-05-24 12:26:43] [INFO ] Deduced a trap composed of 12 places in 67 ms of which 0 ms to minimize.
[2024-05-24 12:26:43] [INFO ] Deduced a trap composed of 9 places in 61 ms of which 0 ms to minimize.
[2024-05-24 12:26:44] [INFO ] Deduced a trap composed of 15 places in 58 ms of which 0 ms to minimize.
[2024-05-24 12:26:44] [INFO ] Deduced a trap composed of 14 places in 68 ms of which 0 ms to minimize.
[2024-05-24 12:26:44] [INFO ] Deduced a trap composed of 13 places in 63 ms of which 0 ms to minimize.
[2024-05-24 12:26:44] [INFO ] Deduced a trap composed of 15 places in 78 ms of which 1 ms to minimize.
[2024-05-24 12:26:44] [INFO ] Deduced a trap composed of 22 places in 69 ms of which 0 ms to minimize.
[2024-05-24 12:26:44] [INFO ] Deduced a trap composed of 21 places in 64 ms of which 0 ms to minimize.
[2024-05-24 12:26:44] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 704 ms
[2024-05-24 12:26:44] [INFO ] Computed and/alt/rep : 234/1218/234 causal constraints (skipped 24 transitions) in 20 ms.
[2024-05-24 12:26:45] [INFO ] Added : 136 causal constraints over 28 iterations in 643 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p2))
Stuttering acceptance computed with spot in 69 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 7508 reset in 491 ms.
Stack based approach found an accepted trace after 77185 steps with 5751 reset with depth 38 and stack size 38 in 390 ms.
FORMULA LamportFastMutEx-COL-6-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-COL-6-LTLFireability-00 finished in 9247 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(G(p0)) U p1))'
Support contains 55 out of 176 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 176/176 places, 354/354 transitions.
Applied a total of 0 rules in 18 ms. Remains 176 /176 variables (removed 0) and now considering 354/354 (removed 0) transitions.
[2024-05-24 12:26:46] [INFO ] Flow matrix only has 264 transitions (discarded 90 similar events)
[2024-05-24 12:26:46] [INFO ] Invariant cache hit.
[2024-05-24 12:26:46] [INFO ] Implicit Places using invariants in 88 ms returned []
[2024-05-24 12:26:46] [INFO ] Flow matrix only has 264 transitions (discarded 90 similar events)
[2024-05-24 12:26:46] [INFO ] Invariant cache hit.
[2024-05-24 12:26:46] [INFO ] State equation strengthened by 72 read => feed constraints.
[2024-05-24 12:26:46] [INFO ] Implicit Places using invariants and state equation in 196 ms returned []
Implicit Place search using SMT with State Equation took 287 ms to find 0 implicit places.
[2024-05-24 12:26:46] [INFO ] Redundant transitions in 3 ms returned []
[2024-05-24 12:26:46] [INFO ] Flow matrix only has 264 transitions (discarded 90 similar events)
[2024-05-24 12:26:46] [INFO ] Invariant cache hit.
[2024-05-24 12:26:46] [INFO ] Dead Transitions using invariants and state equation in 129 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 448 ms. Remains : 176/176 places, 354/354 transitions.
Stuttering acceptance computed with spot in 72 ms :[(NOT p1), (NOT p0)]
Running random walk in product with property : LamportFastMutEx-COL-6-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(OR (AND (GEQ s17 1) (GEQ s157 1)) (AND (GEQ s17 1) (GEQ s156 1)) (AND (GEQ s17 1) (GEQ s153 1)) (AND (GEQ s17 1) (GEQ s152 1)) (AND (GEQ s17 1) (GEQ s...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 0 reset in 290 ms.
Stack based approach found an accepted trace after 261 steps with 0 reset with depth 262 and stack size 262 in 1 ms.
FORMULA LamportFastMutEx-COL-6-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-COL-6-LTLFireability-01 finished in 838 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 18 out of 176 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 176/176 places, 354/354 transitions.
Applied a total of 0 rules in 9 ms. Remains 176 /176 variables (removed 0) and now considering 354/354 (removed 0) transitions.
[2024-05-24 12:26:46] [INFO ] Flow matrix only has 264 transitions (discarded 90 similar events)
[2024-05-24 12:26:46] [INFO ] Invariant cache hit.
[2024-05-24 12:26:47] [INFO ] Implicit Places using invariants in 116 ms returned [110, 111, 112, 113, 114, 115]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 117 ms to find 6 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 170/176 places, 354/354 transitions.
Applied a total of 0 rules in 5 ms. Remains 170 /170 variables (removed 0) and now considering 354/354 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 133 ms. Remains : 170/176 places, 354/354 transitions.
Stuttering acceptance computed with spot in 85 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : LamportFastMutEx-COL-6-LTLFireability-03 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 (AND (GEQ s21 1) (GEQ s164 1)) (AND (GEQ s26 1) (GEQ s167 1)) (AND (GEQ s24 1) (GEQ s166 1)) (AND (GEQ s23 1) (GEQ s165 1)) (AND (GEQ s27 1) (GEQ s...], 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 1 steps with 0 reset in 0 ms.
FORMULA LamportFastMutEx-COL-6-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-COL-6-LTLFireability-03 finished in 239 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 18 out of 176 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 176/176 places, 354/354 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 170 transition count 348
Applied a total of 12 rules in 24 ms. Remains 170 /176 variables (removed 6) and now considering 348/354 (removed 6) transitions.
[2024-05-24 12:26:47] [INFO ] Flow matrix only has 258 transitions (discarded 90 similar events)
// Phase 1: matrix 258 rows 170 cols
[2024-05-24 12:26:47] [INFO ] Computed 50 invariants in 7 ms
[2024-05-24 12:26:47] [INFO ] Implicit Places using invariants in 117 ms returned [104, 105, 106, 107, 108, 109]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 119 ms to find 6 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 164/176 places, 348/354 transitions.
Applied a total of 0 rules in 8 ms. Remains 164 /164 variables (removed 0) and now considering 348/348 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 151 ms. Remains : 164/176 places, 348/354 transitions.
Stuttering acceptance computed with spot in 366 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : LamportFastMutEx-COL-6-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(OR (AND (GEQ s16 1) (GEQ s46 1)) (AND (GEQ s16 1) (GEQ s45 1)) (AND (GEQ s16 1) (GEQ s48 1)) (AND (GEQ s16 1) (GEQ s47 1)) (AND (GEQ s16 1) (GEQ s44 1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 1 reset in 232 ms.
Stack based approach found an accepted trace after 237 steps with 0 reset with depth 238 and stack size 238 in 2 ms.
FORMULA LamportFastMutEx-COL-6-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-COL-6-LTLFireability-05 finished in 776 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(F(p0))||((p1 U p0)&&(!p0||F(p2))))))'
Support contains 19 out of 176 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 176/176 places, 354/354 transitions.
Applied a total of 0 rules in 4 ms. Remains 176 /176 variables (removed 0) and now considering 354/354 (removed 0) transitions.
[2024-05-24 12:26:47] [INFO ] Flow matrix only has 264 transitions (discarded 90 similar events)
// Phase 1: matrix 264 rows 176 cols
[2024-05-24 12:26:47] [INFO ] Computed 50 invariants in 2 ms
[2024-05-24 12:26:48] [INFO ] Implicit Places using invariants in 102 ms returned [110, 111, 112, 113, 114, 115]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 104 ms to find 6 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 170/176 places, 354/354 transitions.
Applied a total of 0 rules in 2 ms. Remains 170 /170 variables (removed 0) and now considering 354/354 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 111 ms. Remains : 170/176 places, 354/354 transitions.
Stuttering acceptance computed with spot in 129 ms :[(NOT p0), (NOT p0), (AND (NOT p0) (NOT p2)), (NOT p0)]
Running random walk in product with property : LamportFastMutEx-COL-6-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(AND p0 (NOT p2)), acceptance={} source=1 dest: 2}, { cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(OR (AND (GEQ s17 1) (GEQ s55 1)) (AND (GEQ s16 1) (GEQ s53 1)) (AND (GEQ s16 1) (GEQ s55 1)) (AND (GEQ s16 1) (GEQ s51 1)) (AND (GEQ s13 1) (GEQ s54 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 12043 reset in 334 ms.
Product exploration explored 100000 steps with 12065 reset in 330 ms.
Computed a total of 1 stabilizing places and 6 stable transitions
Computed a total of 1 stabilizing places and 6 stable transitions
Knowledge obtained : [(AND (NOT p0) p2), (X (NOT p0)), (X (NOT (AND p0 (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 5 factoid took 98 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Finished random walk after 10 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=5 )
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [(AND (NOT p0) p2), (X (NOT p0)), (X (NOT (AND p0 (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 5 factoid took 106 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
[2024-05-24 12:26:49] [INFO ] Flow matrix only has 264 transitions (discarded 90 similar events)
// Phase 1: matrix 264 rows 170 cols
[2024-05-24 12:26:49] [INFO ] Computed 44 invariants in 2 ms
[2024-05-24 12:26:49] [INFO ] [Real]Absence check using 44 positive place invariants in 13 ms returned sat
[2024-05-24 12:26:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2024-05-24 12:26:49] [INFO ] [Real]Absence check using state equation in 96 ms returned sat
[2024-05-24 12:26:49] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 12:26:49] [INFO ] [Nat]Absence check using 44 positive place invariants in 11 ms returned sat
[2024-05-24 12:26:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2024-05-24 12:26:49] [INFO ] [Nat]Absence check using state equation in 71 ms returned sat
[2024-05-24 12:26:49] [INFO ] State equation strengthened by 36 read => feed constraints.
[2024-05-24 12:26:49] [INFO ] [Nat]Added 36 Read/Feed constraints in 10 ms returned sat
[2024-05-24 12:26:49] [INFO ] Deduced a trap composed of 9 places in 34 ms of which 0 ms to minimize.
[2024-05-24 12:26:49] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 56 ms
[2024-05-24 12:26:49] [INFO ] Computed and/alt/rep : 234/1176/234 causal constraints (skipped 24 transitions) in 23 ms.
[2024-05-24 12:26:50] [INFO ] Deduced a trap composed of 9 places in 28 ms of which 0 ms to minimize.
[2024-05-24 12:26:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 67 ms
[2024-05-24 12:26:50] [INFO ] Added : 79 causal constraints over 18 iterations in 461 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 13 out of 170 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 : 170/170 places, 354/354 transitions.
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 6 Pre rules applied. Total rules applied 0 place count 170 transition count 348
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 164 transition count 348
Applied a total of 12 rules in 17 ms. Remains 164 /170 variables (removed 6) and now considering 348/354 (removed 6) transitions.
[2024-05-24 12:26:50] [INFO ] Flow matrix only has 258 transitions (discarded 90 similar events)
// Phase 1: matrix 258 rows 164 cols
[2024-05-24 12:26:50] [INFO ] Computed 44 invariants in 1 ms
[2024-05-24 12:26:50] [INFO ] Implicit Places using invariants in 89 ms returned []
[2024-05-24 12:26:50] [INFO ] Flow matrix only has 258 transitions (discarded 90 similar events)
[2024-05-24 12:26:50] [INFO ] Invariant cache hit.
[2024-05-24 12:26:50] [INFO ] State equation strengthened by 36 read => feed constraints.
[2024-05-24 12:26:50] [INFO ] Implicit Places using invariants and state equation in 194 ms returned []
Implicit Place search using SMT with State Equation took 285 ms to find 0 implicit places.
[2024-05-24 12:26:50] [INFO ] Redundant transitions in 2 ms returned []
[2024-05-24 12:26:50] [INFO ] Flow matrix only has 258 transitions (discarded 90 similar events)
[2024-05-24 12:26:50] [INFO ] Invariant cache hit.
[2024-05-24 12:26:50] [INFO ] Dead Transitions using invariants and state equation in 134 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 164/170 places, 348/354 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 445 ms. Remains : 164/170 places, 348/354 transitions.
Computed a total of 1 stabilizing places and 6 stable transitions
Computed a total of 1 stabilizing places and 6 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 59 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Finished random walk after 5 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=5 )
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 75 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
[2024-05-24 12:26:50] [INFO ] Flow matrix only has 258 transitions (discarded 90 similar events)
[2024-05-24 12:26:50] [INFO ] Invariant cache hit.
[2024-05-24 12:26:51] [INFO ] [Real]Absence check using 44 positive place invariants in 11 ms returned sat
[2024-05-24 12:26:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2024-05-24 12:26:51] [INFO ] [Real]Absence check using state equation in 75 ms returned sat
[2024-05-24 12:26:51] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 12:26:51] [INFO ] [Nat]Absence check using 44 positive place invariants in 10 ms returned sat
[2024-05-24 12:26:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2024-05-24 12:26:51] [INFO ] [Nat]Absence check using state equation in 86 ms returned sat
[2024-05-24 12:26:51] [INFO ] State equation strengthened by 36 read => feed constraints.
[2024-05-24 12:26:51] [INFO ] [Nat]Added 36 Read/Feed constraints in 6 ms returned sat
[2024-05-24 12:26:51] [INFO ] Deduced a trap composed of 8 places in 33 ms of which 0 ms to minimize.
[2024-05-24 12:26:51] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 50 ms
[2024-05-24 12:26:51] [INFO ] Computed and/alt/rep : 222/1098/222 causal constraints (skipped 30 transitions) in 20 ms.
[2024-05-24 12:26:52] [INFO ] Added : 135 causal constraints over 28 iterations in 564 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Product exploration explored 100000 steps with 12044 reset in 304 ms.
Product exploration explored 100000 steps with 12071 reset in 319 ms.
Built C files in :
/tmp/ltsmin12852907804478859117
[2024-05-24 12:26:52] [INFO ] Computing symmetric may disable matrix : 348 transitions.
[2024-05-24 12:26:52] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-24 12:26:52] [INFO ] Computing symmetric may enable matrix : 348 transitions.
[2024-05-24 12:26:52] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-24 12:26:52] [INFO ] Computing Do-Not-Accords matrix : 348 transitions.
[2024-05-24 12:26:52] [INFO ] Computation of Completed DNA matrix. took 7 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-24 12:26:52] [INFO ] Built C files in 59ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12852907804478859117
Running compilation step : cd /tmp/ltsmin12852907804478859117;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202304061127/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202304061127/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 775 ms.
Running link step : cd /tmp/ltsmin12852907804478859117;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 42 ms.
Running LTSmin : cd /tmp/ltsmin12852907804478859117;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202304061127/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased12712153196142429841.hoa' '--buchi-type=spotba'
LTSmin run took 939 ms.
FORMULA LamportFastMutEx-COL-6-LTLFireability-06 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property LamportFastMutEx-COL-6-LTLFireability-06 finished in 6789 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 13 out of 176 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 176/176 places, 354/354 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 170 transition count 348
Applied a total of 12 rules in 14 ms. Remains 170 /176 variables (removed 6) and now considering 348/354 (removed 6) transitions.
[2024-05-24 12:26:54] [INFO ] Flow matrix only has 258 transitions (discarded 90 similar events)
// Phase 1: matrix 258 rows 170 cols
[2024-05-24 12:26:54] [INFO ] Computed 50 invariants in 3 ms
[2024-05-24 12:26:54] [INFO ] Implicit Places using invariants in 116 ms returned [104, 105, 106, 107, 108, 109]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 117 ms to find 6 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 164/176 places, 348/354 transitions.
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 6 Pre rules applied. Total rules applied 0 place count 164 transition count 342
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 158 transition count 342
Applied a total of 12 rules in 8 ms. Remains 158 /164 variables (removed 6) and now considering 342/348 (removed 6) transitions.
[2024-05-24 12:26:54] [INFO ] Flow matrix only has 252 transitions (discarded 90 similar events)
// Phase 1: matrix 252 rows 158 cols
[2024-05-24 12:26:54] [INFO ] Computed 44 invariants in 2 ms
[2024-05-24 12:26:54] [INFO ] Implicit Places using invariants in 100 ms returned []
[2024-05-24 12:26:54] [INFO ] Flow matrix only has 252 transitions (discarded 90 similar events)
[2024-05-24 12:26:54] [INFO ] Invariant cache hit.
[2024-05-24 12:26:55] [INFO ] State equation strengthened by 36 read => feed constraints.
[2024-05-24 12:26:55] [INFO ] Implicit Places using invariants and state equation in 209 ms returned []
Implicit Place search using SMT with State Equation took 310 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 158/176 places, 342/354 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 449 ms. Remains : 158/176 places, 342/354 transitions.
Stuttering acceptance computed with spot in 52 ms :[(NOT p0)]
Running random walk in product with property : LamportFastMutEx-COL-6-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (AND (GEQ s17 1) (GEQ s55 1)) (AND (GEQ s16 1) (GEQ s53 1)) (AND (GEQ s16 1) (GEQ s55 1)) (AND (GEQ s16 1) (GEQ s51 1)) (AND (GEQ s13 1) (GEQ s54 1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Product exploration explored 100000 steps with 12074 reset in 305 ms.
Product exploration explored 100000 steps with 12038 reset in 304 ms.
Computed a total of 1 stabilizing places and 6 stable transitions
Computed a total of 1 stabilizing places and 6 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 125 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Finished random walk after 6 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=6 )
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 82 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 25 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
[2024-05-24 12:26:56] [INFO ] Flow matrix only has 252 transitions (discarded 90 similar events)
[2024-05-24 12:26:56] [INFO ] Invariant cache hit.
[2024-05-24 12:26:56] [INFO ] [Real]Absence check using 44 positive place invariants in 11 ms returned sat
[2024-05-24 12:26:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2024-05-24 12:26:56] [INFO ] [Real]Absence check using state equation in 76 ms returned sat
[2024-05-24 12:26:56] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 12:26:56] [INFO ] [Nat]Absence check using 44 positive place invariants in 10 ms returned sat
[2024-05-24 12:26:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2024-05-24 12:26:56] [INFO ] [Nat]Absence check using state equation in 69 ms returned sat
[2024-05-24 12:26:56] [INFO ] State equation strengthened by 36 read => feed constraints.
[2024-05-24 12:26:56] [INFO ] [Nat]Added 36 Read/Feed constraints in 6 ms returned sat
[2024-05-24 12:26:56] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 0 ms to minimize.
[2024-05-24 12:26:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 47 ms
[2024-05-24 12:26:56] [INFO ] Computed and/alt/rep : 216/1122/216 causal constraints (skipped 30 transitions) in 19 ms.
[2024-05-24 12:26:57] [INFO ] Added : 118 causal constraints over 24 iterations in 472 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 13 out of 158 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 158/158 places, 342/342 transitions.
Applied a total of 0 rules in 12 ms. Remains 158 /158 variables (removed 0) and now considering 342/342 (removed 0) transitions.
[2024-05-24 12:26:57] [INFO ] Flow matrix only has 252 transitions (discarded 90 similar events)
[2024-05-24 12:26:57] [INFO ] Invariant cache hit.
[2024-05-24 12:26:57] [INFO ] Implicit Places using invariants in 103 ms returned []
[2024-05-24 12:26:57] [INFO ] Flow matrix only has 252 transitions (discarded 90 similar events)
[2024-05-24 12:26:57] [INFO ] Invariant cache hit.
[2024-05-24 12:26:57] [INFO ] State equation strengthened by 36 read => feed constraints.
[2024-05-24 12:26:57] [INFO ] Implicit Places using invariants and state equation in 211 ms returned []
Implicit Place search using SMT with State Equation took 315 ms to find 0 implicit places.
[2024-05-24 12:26:57] [INFO ] Redundant transitions in 1 ms returned []
[2024-05-24 12:26:57] [INFO ] Flow matrix only has 252 transitions (discarded 90 similar events)
[2024-05-24 12:26:57] [INFO ] Invariant cache hit.
[2024-05-24 12:26:57] [INFO ] Dead Transitions using invariants and state equation in 134 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 473 ms. Remains : 158/158 places, 342/342 transitions.
Computed a total of 1 stabilizing places and 6 stable transitions
Computed a total of 1 stabilizing places and 6 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 57 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Finished random walk after 10 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=10 )
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 102 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
[2024-05-24 12:26:57] [INFO ] Flow matrix only has 252 transitions (discarded 90 similar events)
[2024-05-24 12:26:57] [INFO ] Invariant cache hit.
[2024-05-24 12:26:58] [INFO ] [Real]Absence check using 44 positive place invariants in 11 ms returned sat
[2024-05-24 12:26:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2024-05-24 12:26:58] [INFO ] [Real]Absence check using state equation in 77 ms returned sat
[2024-05-24 12:26:58] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 12:26:58] [INFO ] [Nat]Absence check using 44 positive place invariants in 10 ms returned sat
[2024-05-24 12:26:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2024-05-24 12:26:58] [INFO ] [Nat]Absence check using state equation in 71 ms returned sat
[2024-05-24 12:26:58] [INFO ] State equation strengthened by 36 read => feed constraints.
[2024-05-24 12:26:58] [INFO ] [Nat]Added 36 Read/Feed constraints in 6 ms returned sat
[2024-05-24 12:26:58] [INFO ] Deduced a trap composed of 7 places in 34 ms of which 1 ms to minimize.
[2024-05-24 12:26:58] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 58 ms
[2024-05-24 12:26:58] [INFO ] Computed and/alt/rep : 216/1122/216 causal constraints (skipped 30 transitions) in 18 ms.
[2024-05-24 12:26:59] [INFO ] Added : 118 causal constraints over 24 iterations in 444 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Product exploration explored 100000 steps with 12031 reset in 297 ms.
Product exploration explored 100000 steps with 12108 reset in 306 ms.
Built C files in :
/tmp/ltsmin15658336801557496515
[2024-05-24 12:26:59] [INFO ] Computing symmetric may disable matrix : 342 transitions.
[2024-05-24 12:26:59] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-24 12:26:59] [INFO ] Computing symmetric may enable matrix : 342 transitions.
[2024-05-24 12:26:59] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-24 12:26:59] [INFO ] Computing Do-Not-Accords matrix : 342 transitions.
[2024-05-24 12:26:59] [INFO ] Computation of Completed DNA matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-24 12:26:59] [INFO ] Built C files in 42ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15658336801557496515
Running compilation step : cd /tmp/ltsmin15658336801557496515;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202304061127/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202304061127/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 699 ms.
Running link step : cd /tmp/ltsmin15658336801557496515;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 37 ms.
Running LTSmin : cd /tmp/ltsmin15658336801557496515;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202304061127/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased13921636350584392626.hoa' '--buchi-type=spotba'
LTSmin run took 991 ms.
FORMULA LamportFastMutEx-COL-6-LTLFireability-07 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property LamportFastMutEx-COL-6-LTLFireability-07 finished in 6775 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 6 out of 176 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 176/176 places, 354/354 transitions.
Applied a total of 0 rules in 9 ms. Remains 176 /176 variables (removed 0) and now considering 354/354 (removed 0) transitions.
[2024-05-24 12:27:01] [INFO ] Flow matrix only has 264 transitions (discarded 90 similar events)
// Phase 1: matrix 264 rows 176 cols
[2024-05-24 12:27:01] [INFO ] Computed 50 invariants in 3 ms
[2024-05-24 12:27:01] [INFO ] Implicit Places using invariants in 121 ms returned [110, 111, 112, 113, 114, 115]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 122 ms to find 6 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 170/176 places, 354/354 transitions.
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 6 Pre rules applied. Total rules applied 0 place count 170 transition count 348
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 164 transition count 348
Applied a total of 12 rules in 9 ms. Remains 164 /170 variables (removed 6) and now considering 348/354 (removed 6) transitions.
[2024-05-24 12:27:01] [INFO ] Flow matrix only has 258 transitions (discarded 90 similar events)
// Phase 1: matrix 258 rows 164 cols
[2024-05-24 12:27:01] [INFO ] Computed 44 invariants in 2 ms
[2024-05-24 12:27:01] [INFO ] Implicit Places using invariants in 112 ms returned []
[2024-05-24 12:27:01] [INFO ] Flow matrix only has 258 transitions (discarded 90 similar events)
[2024-05-24 12:27:01] [INFO ] Invariant cache hit.
[2024-05-24 12:27:01] [INFO ] State equation strengthened by 36 read => feed constraints.
[2024-05-24 12:27:01] [INFO ] Implicit Places using invariants and state equation in 213 ms returned []
Implicit Place search using SMT with State Equation took 329 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 164/176 places, 348/354 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 471 ms. Remains : 164/176 places, 348/354 transitions.
Stuttering acceptance computed with spot in 63 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : LamportFastMutEx-COL-6-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (LT s71 1) (LT s70 1) (LT s73 1) (LT s72 1) (LT s69 1) (LT s68 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 2966 reset in 202 ms.
Product exploration explored 100000 steps with 2970 reset in 205 ms.
Computed a total of 1 stabilizing places and 6 stable transitions
Computed a total of 1 stabilizing places and 6 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 91 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Finished random walk after 19 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=19 )
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 81 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Support contains 6 out of 164 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 164/164 places, 348/348 transitions.
Applied a total of 0 rules in 9 ms. Remains 164 /164 variables (removed 0) and now considering 348/348 (removed 0) transitions.
[2024-05-24 12:27:02] [INFO ] Flow matrix only has 258 transitions (discarded 90 similar events)
[2024-05-24 12:27:02] [INFO ] Invariant cache hit.
[2024-05-24 12:27:02] [INFO ] Implicit Places using invariants in 110 ms returned []
[2024-05-24 12:27:02] [INFO ] Flow matrix only has 258 transitions (discarded 90 similar events)
[2024-05-24 12:27:02] [INFO ] Invariant cache hit.
[2024-05-24 12:27:03] [INFO ] State equation strengthened by 36 read => feed constraints.
[2024-05-24 12:27:03] [INFO ] Implicit Places using invariants and state equation in 206 ms returned []
Implicit Place search using SMT with State Equation took 318 ms to find 0 implicit places.
[2024-05-24 12:27:03] [INFO ] Redundant transitions in 2 ms returned []
[2024-05-24 12:27:03] [INFO ] Flow matrix only has 258 transitions (discarded 90 similar events)
[2024-05-24 12:27:03] [INFO ] Invariant cache hit.
[2024-05-24 12:27:03] [INFO ] Dead Transitions using invariants and state equation in 137 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 471 ms. Remains : 164/164 places, 348/348 transitions.
Computed a total of 1 stabilizing places and 6 stable transitions
Computed a total of 1 stabilizing places and 6 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 59 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 58 ms :[(NOT p0), (NOT p0)]
Finished random walk after 18 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=9 )
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 176 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 67 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 3013 reset in 201 ms.
Product exploration explored 100000 steps with 3018 reset in 207 ms.
Built C files in :
/tmp/ltsmin6701826560413564410
[2024-05-24 12:27:04] [INFO ] Computing symmetric may disable matrix : 348 transitions.
[2024-05-24 12:27:04] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-24 12:27:04] [INFO ] Computing symmetric may enable matrix : 348 transitions.
[2024-05-24 12:27:04] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-24 12:27:04] [INFO ] Computing Do-Not-Accords matrix : 348 transitions.
[2024-05-24 12:27:04] [INFO ] Computation of Completed DNA matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-24 12:27:04] [INFO ] Built C files in 36ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6701826560413564410
Running compilation step : cd /tmp/ltsmin6701826560413564410;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202304061127/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202304061127/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 688 ms.
Running link step : cd /tmp/ltsmin6701826560413564410;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 37 ms.
Running LTSmin : cd /tmp/ltsmin6701826560413564410;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202304061127/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased12589745364693357501.hoa' '--buchi-type=spotba'
LTSmin run took 784 ms.
FORMULA LamportFastMutEx-COL-6-LTLFireability-08 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property LamportFastMutEx-COL-6-LTLFireability-08 finished in 4371 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 12 out of 176 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 176/176 places, 354/354 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 170 transition count 348
Applied a total of 12 rules in 7 ms. Remains 170 /176 variables (removed 6) and now considering 348/354 (removed 6) transitions.
[2024-05-24 12:27:05] [INFO ] Flow matrix only has 258 transitions (discarded 90 similar events)
// Phase 1: matrix 258 rows 170 cols
[2024-05-24 12:27:05] [INFO ] Computed 50 invariants in 3 ms
[2024-05-24 12:27:05] [INFO ] Implicit Places using invariants in 106 ms returned [104, 105, 106, 107, 108, 109]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 108 ms to find 6 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 164/176 places, 348/354 transitions.
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 6 Pre rules applied. Total rules applied 0 place count 164 transition count 342
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 158 transition count 342
Applied a total of 12 rules in 7 ms. Remains 158 /164 variables (removed 6) and now considering 342/348 (removed 6) transitions.
[2024-05-24 12:27:05] [INFO ] Flow matrix only has 252 transitions (discarded 90 similar events)
// Phase 1: matrix 252 rows 158 cols
[2024-05-24 12:27:05] [INFO ] Computed 44 invariants in 1 ms
[2024-05-24 12:27:06] [INFO ] Implicit Places using invariants in 95 ms returned []
[2024-05-24 12:27:06] [INFO ] Flow matrix only has 252 transitions (discarded 90 similar events)
[2024-05-24 12:27:06] [INFO ] Invariant cache hit.
[2024-05-24 12:27:06] [INFO ] State equation strengthened by 36 read => feed constraints.
[2024-05-24 12:27:06] [INFO ] Implicit Places using invariants and state equation in 201 ms returned []
Implicit Place search using SMT with State Equation took 298 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 158/176 places, 342/354 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 420 ms. Remains : 158/176 places, 342/354 transitions.
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
Running random walk in product with property : LamportFastMutEx-COL-6-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (AND (GEQ s7 1) (GEQ s56 1)) (AND (GEQ s8 1) (GEQ s57 1)) (AND (GEQ s9 1) (GEQ s58 1)) (AND (GEQ s10 1) (GEQ s59 1)) (AND (GEQ s11 1) (GEQ s60 1)) ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Product exploration explored 100000 steps with 1127 reset in 209 ms.
Stack based approach found an accepted trace after 595 steps with 7 reset with depth 72 and stack size 72 in 2 ms.
FORMULA LamportFastMutEx-COL-6-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-COL-6-LTLFireability-09 finished in 690 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0) U (!p1&&G(p0)))))'
Support contains 31 out of 176 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 176/176 places, 354/354 transitions.
Applied a total of 0 rules in 2 ms. Remains 176 /176 variables (removed 0) and now considering 354/354 (removed 0) transitions.
[2024-05-24 12:27:06] [INFO ] Flow matrix only has 264 transitions (discarded 90 similar events)
// Phase 1: matrix 264 rows 176 cols
[2024-05-24 12:27:06] [INFO ] Computed 50 invariants in 4 ms
[2024-05-24 12:27:06] [INFO ] Implicit Places using invariants in 103 ms returned [110, 111, 112, 113, 114, 115]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 104 ms to find 6 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 170/176 places, 354/354 transitions.
Applied a total of 0 rules in 1 ms. Remains 170 /170 variables (removed 0) and now considering 354/354 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 107 ms. Remains : 170/176 places, 354/354 transitions.
Stuttering acceptance computed with spot in 125 ms :[(NOT p0), (OR (NOT p0) p1), true, (OR (NOT p0) p1)]
Running random walk in product with property : LamportFastMutEx-COL-6-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p1) p0), acceptance={0} source=3 dest: 0}, { cond=(NOT p0), acceptance={0} source=3 dest: 2}, { cond=(AND p1 p0), acceptance={0} source=3 dest: 3}]], initial=1, aps=[p0:(OR (AND (GEQ s10 1) (GEQ s33 1)) (AND (GEQ s10 1) (GEQ s35 1)) (AND (GEQ s10 1) (GEQ s37 1)) (AND (GEQ s11 1) (GEQ s37 1)) (AND (GEQ s9 1) (GEQ s33 1)...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, 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 18 steps with 0 reset in 1 ms.
FORMULA LamportFastMutEx-COL-6-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-COL-6-LTLFireability-10 finished in 255 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(!p0)||G(!p1))))'
Support contains 24 out of 176 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 176/176 places, 354/354 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 170 transition count 348
Applied a total of 12 rules in 17 ms. Remains 170 /176 variables (removed 6) and now considering 348/354 (removed 6) transitions.
[2024-05-24 12:27:06] [INFO ] Flow matrix only has 258 transitions (discarded 90 similar events)
// Phase 1: matrix 258 rows 170 cols
[2024-05-24 12:27:06] [INFO ] Computed 50 invariants in 3 ms
[2024-05-24 12:27:06] [INFO ] Implicit Places using invariants in 103 ms returned [104, 105, 106, 107, 108, 109]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 104 ms to find 6 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 164/176 places, 348/354 transitions.
Applied a total of 0 rules in 3 ms. Remains 164 /164 variables (removed 0) and now considering 348/348 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 125 ms. Remains : 164/176 places, 348/354 transitions.
Stuttering acceptance computed with spot in 38 ms :[(AND p0 p1)]
Running random walk in product with property : LamportFastMutEx-COL-6-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={1} source=0 dest: 0}, { cond=(AND p0 p1), acceptance={0, 1} source=0 dest: 0}]], initial=0, aps=[p0:(OR (AND (GEQ s19 1) (GEQ s145 1)) (AND (GEQ s14 1) (GEQ s140 1)) (AND (GEQ s15 1) (GEQ s141 1)) (AND (GEQ s16 1) (GEQ s142 1)) (AND (GEQ s17 1) (GEQ s...], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 352 ms.
Stack based approach found an accepted trace after 238 steps with 0 reset with depth 239 and stack size 239 in 4 ms.
FORMULA LamportFastMutEx-COL-6-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-COL-6-LTLFireability-11 finished in 536 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 19 out of 176 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 176/176 places, 354/354 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 170 transition count 348
Applied a total of 12 rules in 12 ms. Remains 170 /176 variables (removed 6) and now considering 348/354 (removed 6) transitions.
[2024-05-24 12:27:07] [INFO ] Flow matrix only has 258 transitions (discarded 90 similar events)
[2024-05-24 12:27:07] [INFO ] Invariant cache hit.
[2024-05-24 12:27:07] [INFO ] Implicit Places using invariants in 111 ms returned [104, 105, 106, 107, 108, 109]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 112 ms to find 6 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 164/176 places, 348/354 transitions.
Applied a total of 0 rules in 8 ms. Remains 164 /164 variables (removed 0) and now considering 348/348 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 132 ms. Remains : 164/176 places, 348/354 transitions.
Stuttering acceptance computed with spot in 577 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : LamportFastMutEx-COL-6-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(OR (AND (GEQ s19 1) (GEQ s145 1)) (AND (GEQ s14 1) (GEQ s140 1)) (AND (GEQ s15 1) (GEQ s141 1)) (AND (GEQ s16 1) (GEQ s142 1)) (AND (GEQ s17 1) (GEQ s...], 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 0 reset in 217 ms.
Stack based approach found an accepted trace after 339 steps with 0 reset with depth 340 and stack size 340 in 1 ms.
FORMULA LamportFastMutEx-COL-6-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-COL-6-LTLFireability-12 finished in 947 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||F(G(!p0))))'
Support contains 12 out of 176 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 176/176 places, 354/354 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 170 transition count 348
Applied a total of 12 rules in 9 ms. Remains 170 /176 variables (removed 6) and now considering 348/354 (removed 6) transitions.
[2024-05-24 12:27:08] [INFO ] Flow matrix only has 258 transitions (discarded 90 similar events)
[2024-05-24 12:27:08] [INFO ] Invariant cache hit.
[2024-05-24 12:27:08] [INFO ] Implicit Places using invariants in 108 ms returned [104, 105, 106, 107, 108, 109]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 109 ms to find 6 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 164/176 places, 348/354 transitions.
Applied a total of 0 rules in 4 ms. Remains 164 /164 variables (removed 0) and now considering 348/348 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 122 ms. Remains : 164/176 places, 348/354 transitions.
Stuttering acceptance computed with spot in 75 ms :[false, p0]
Running random walk in product with property : LamportFastMutEx-COL-6-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 1}, { cond=p0, acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (AND (GEQ s19 1) (GEQ s145 1)) (AND (GEQ s14 1) (GEQ s140 1)) (AND (GEQ s15 1) (GEQ s141 1)) (AND (GEQ s16 1) (GEQ s142 1)) (AND (GEQ s17 1) (GEQ s...], 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 0 reset in 219 ms.
Stack based approach found an accepted trace after 192 steps with 0 reset with depth 193 and stack size 193 in 1 ms.
FORMULA LamportFastMutEx-COL-6-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property LamportFastMutEx-COL-6-LTLFireability-14 finished in 440 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0))&&(F(p1)||X(p2))))'
Support contains 25 out of 176 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 176/176 places, 354/354 transitions.
Applied a total of 0 rules in 2 ms. Remains 176 /176 variables (removed 0) and now considering 354/354 (removed 0) transitions.
[2024-05-24 12:27:08] [INFO ] Flow matrix only has 264 transitions (discarded 90 similar events)
// Phase 1: matrix 264 rows 176 cols
[2024-05-24 12:27:08] [INFO ] Computed 50 invariants in 2 ms
[2024-05-24 12:27:08] [INFO ] Implicit Places using invariants in 113 ms returned [110, 111, 112, 113, 114, 115]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 114 ms to find 6 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 170/176 places, 354/354 transitions.
Applied a total of 0 rules in 1 ms. Remains 170 /170 variables (removed 0) and now considering 354/354 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 117 ms. Remains : 170/176 places, 354/354 transitions.
Stuttering acceptance computed with spot in 160 ms :[(NOT p0), true, (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : LamportFastMutEx-COL-6-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 0}, { cond=(NOT p1), acceptance={} source=2 dest: 3}], [{ cond=(OR (AND p1 p0) (AND p0 p2)), acceptance={} source=3 dest: 0}, { cond=(NOT p0), acceptance={} source=3 dest: 1}, { cond=(AND (NOT p1) p0 (NOT p2)), acceptance={} source=3 dest: 4}], [{ cond=(AND p1 p0), acceptance={0} source=4 dest: 0}, { cond=(NOT p0), acceptance={0} source=4 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={0} source=4 dest: 4}]], initial=2, aps=[p0:(OR (AND (GEQ s13 1) (GEQ s47 1)) (AND (GEQ s13 1) (GEQ s46 1)) (AND (GEQ s13 1) (GEQ s45 1)) (AND (GEQ s13 1) (GEQ s44 1)) (AND (GEQ s13 1) (GEQ s49 1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, 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 1 steps with 0 reset in 0 ms.
FORMULA LamportFastMutEx-COL-6-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property LamportFastMutEx-COL-6-LTLFireability-15 finished in 303 ms.
All properties solved by simple procedures.
Total runtime 34389 ms.

BK_STOP 1716553630074

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202304061127.jar
+ VERSION=202304061127
+ echo 'Running Version 202304061127'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="LamportFastMutEx-COL-6"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="gold2023"
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 2-5568"
echo " Executing tool gold2023"
echo " Input is LamportFastMutEx-COL-6, 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 r241-tall-171649628200148"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LamportFastMutEx-COL-6.tgz
mv LamportFastMutEx-COL-6 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 ;